diff options
Diffstat (limited to 'source/rpc_server/srv_samr_nt.c')
| -rw-r--r-- | source/rpc_server/srv_samr_nt.c | 3782 |
1 files changed, 3782 insertions, 0 deletions
diff --git a/source/rpc_server/srv_samr_nt.c b/source/rpc_server/srv_samr_nt.c new file mode 100644 index 00000000000..042978495aa --- /dev/null +++ b/source/rpc_server/srv_samr_nt.c @@ -0,0 +1,3782 @@ +/* + * Unix SMB/Netbios implementation. + * Version 1.9. + * RPC Pipe client / server routines + * Copyright (C) Andrew Tridgell 1992-1997, + * Copyright (C) Luke Kenneth Casson Leighton 1996-1997, + * Copyright (C) Paul Ashton 1997. + * Copyright (C) Marc Jacobsen 1999. + * Copyright (C) Jeremy Allison 2001. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * This is the implementation of the SAMR code. + */ + +#include "includes.h" + +extern fstring global_myworkgroup; +extern pstring global_myname; +extern DOM_SID global_sam_sid; +extern DOM_SID global_sid_Builtin; + +extern rid_name domain_group_rids[]; +extern rid_name domain_alias_rids[]; +extern rid_name builtin_alias_rids[]; + +struct samr_info { + /* for use by the \PIPE\samr policy */ + DOM_SID sid; + uint32 status; /* some sort of flag. best to record it. comes from opnum 0x39 */ +}; + +/******************************************************************* + Function to free the per handle data. + ********************************************************************/ + +static void free_samr_info(void *ptr) +{ + SAFE_FREE(ptr); +} + +/******************************************************************* + Ensure password info is never given out. Paranioa... JRA. + ********************************************************************/ + +static void samr_clear_passwd_fields( SAM_USER_INFO_21 *pass, int num_entries) +{ + int i; + + if (!pass) + return; + + for (i = 0; i < num_entries; i++) { + memset(&pass[i].lm_pwd, '\0', sizeof(pass[i].lm_pwd)); + memset(&pass[i].nt_pwd, '\0', sizeof(pass[i].nt_pwd)); + } +} + +static void samr_clear_sam_passwd(SAM_ACCOUNT *sam_pass) +{ + if (!sam_pass) + return; + + if (sam_pass->lm_pw) memset(sam_pass->lm_pw, '\0', 16); + if (sam_pass->nt_pw) memset(sam_pass->nt_pw, '\0', 16); +} + +/******************************************************************* + This next function should be replaced with something that + dynamically returns the correct user info..... JRA. + ********************************************************************/ + +static NTSTATUS get_sampwd_entries(SAM_USER_INFO_21 *pw_buf, int start_idx, + int *total_entries, int *num_entries, + int max_num_entries, uint16 acb_mask) +{ + SAM_ACCOUNT *pwd = NULL; + BOOL not_finished = True; + + (*num_entries) = 0; + (*total_entries) = 0; + + if (pw_buf == NULL) + return NT_STATUS_NO_MEMORY; + + pdb_init_sam(&pwd); + + if (!pdb_setsampwent(False)) { + DEBUG(0, ("get_sampwd_entries: Unable to open passdb.\n")); + pdb_free_sam(&pwd); + return NT_STATUS_ACCESS_DENIED; + } + + while (((not_finished = pdb_getsampwent(pwd)) != False) + && (*num_entries) < max_num_entries) + { + int user_name_len; + + if (start_idx > 0) { + + pdb_reset_sam(pwd); + + /* skip the requested number of entries. + not very efficient, but hey... */ + start_idx--; + continue; + } + + user_name_len = strlen(pdb_get_username(pwd))+1; + init_unistr2(&pw_buf[(*num_entries)].uni_user_name, pdb_get_username(pwd), user_name_len); + init_uni_hdr(&pw_buf[(*num_entries)].hdr_user_name, user_name_len); + pw_buf[(*num_entries)].user_rid = pwd->user_rid; + memset((char *)pw_buf[(*num_entries)].nt_pwd, '\0', 16); + + /* Now check if the NT compatible password is available. */ + if (pdb_get_nt_passwd(pwd)) + memcpy( pw_buf[(*num_entries)].nt_pwd , pdb_get_nt_passwd(pwd), 16); + + pw_buf[(*num_entries)].acb_info = pdb_get_acct_ctrl(pwd); + + DEBUG(5, ("entry idx: %d user %s, rid 0x%x, acb %x", + (*num_entries), pdb_get_username(pwd), pdb_get_user_rid(pwd), pdb_get_acct_ctrl(pwd) )); + + if (acb_mask == 0 || (pwd->acct_ctrl & acb_mask)) { + DEBUG(5,(" acb_mask %x accepts\n", acb_mask)); + (*num_entries)++; + } else { + DEBUG(5,(" acb_mask %x rejects\n", acb_mask)); + } + + (*total_entries)++; + + pdb_reset_sam(pwd); + + } + + pdb_endsampwent(); + pdb_free_sam(&pwd); + + if (not_finished) + return STATUS_MORE_ENTRIES; + else + return NT_STATUS_OK; +} + +static NTSTATUS jf_get_sampwd_entries(SAM_USER_INFO_21 *pw_buf, int start_idx, + int *total_entries, uint32 *num_entries, + int max_num_entries, uint16 acb_mask) +{ + SAM_ACCOUNT *pwd = NULL; + BOOL not_finished = True; + + *num_entries = 0; + *total_entries = 0; + + if (pw_buf == NULL) + return NT_STATUS_NO_MEMORY; + + DEBUG(10,("jf_get_sampwd_entries: start index:%d, max entries:%d, mask:%d\n", + start_idx, max_num_entries, acb_mask)); + + if (!pdb_setsampwent(False)) { + DEBUG(0, ("jf_get_sampwd_entries: Unable to open passdb.\n")); + return NT_STATUS_ACCESS_DENIED; + } + + pdb_init_sam(&pwd); + + while (((not_finished = pdb_getsampwent(pwd)) != False) && (*num_entries) < max_num_entries) { + int user_name_len; + int full_name_len; + + if (acb_mask != 0 && !(pdb_get_acct_ctrl(pwd) & acb_mask)) { + pdb_reset_sam(pwd); + continue; + } + + if (start_idx > 0) { + /* skip the requested number of entries. + not very efficient, but hey... + */ + start_idx--; + pdb_reset_sam(pwd); + continue; + } + + ZERO_STRUCTP(&pw_buf[(*num_entries)]); + + user_name_len = strlen(pdb_get_username(pwd)); + init_unistr2(&pw_buf[(*num_entries)].uni_user_name, pdb_get_username(pwd), user_name_len); + init_uni_hdr(&pw_buf[(*num_entries)].hdr_user_name, user_name_len); + + full_name_len = strlen(pdb_get_fullname(pwd)); + init_unistr2(&pw_buf[(*num_entries)].uni_full_name, pdb_get_fullname(pwd), full_name_len); + init_uni_hdr(&pw_buf[(*num_entries)].hdr_full_name, full_name_len); + + pw_buf[(*num_entries)].user_rid = pdb_get_user_rid(pwd); + memset((char *)pw_buf[(*num_entries)].nt_pwd, '\0', 16); + + /* Now check if the NT compatible password is available. */ + if (pdb_get_nt_passwd(pwd)) + memcpy( pw_buf[(*num_entries)].nt_pwd , pdb_get_nt_passwd(pwd), 16); + + pw_buf[(*num_entries)].acb_info = pdb_get_acct_ctrl(pwd); + + DEBUG(5, ("entry idx: %d user %s, rid 0x%x, acb %x\n", (*num_entries), + pdb_get_username(pwd), pdb_get_user_rid(pwd), pdb_get_acct_ctrl(pwd) )); + + (*num_entries)++; + + pdb_reset_sam(pwd); + } + + pdb_endsampwent(); + + *total_entries = *num_entries; + + pdb_free_sam(&pwd); + + if (not_finished) + return STATUS_MORE_ENTRIES; + else + return NT_STATUS_OK; +} + +#if 0 /* This function appears to be unused! */ + +/******************************************************************* + This function uses the username map file and tries to map a UNIX + user name to an DOS name. (Sort of the reverse of the + map_username() function.) Since more than one DOS name can map + to the UNIX name, to reverse the mapping you have to specify + which corresponding DOS name you want; that's where the name_idx + parameter comes in. Returns the string requested or NULL if it + fails or can't complete the request for any reason. This doesn't + handle group names (starting with '@') or names starting with + '+' or '&'. If they are encountered, they are skipped. +********************************************************************/ + +static char *unmap_unixname(char *unix_user_name, int name_idx) +{ + char *mapfile = lp_username_map(); + char **lines; + static pstring tok; + int i; + + if (!*unix_user_name) return NULL; + if (!*mapfile) return NULL; + + lines = file_lines_load(mapfile, NULL); + if (!lines) { + DEBUG(0,("unmap_unixname: can't open username map %s\n", mapfile)); + return NULL; + } + + DEBUG(5,("unmap_unixname: scanning username map %s, index: %d\n", mapfile, name_idx)); + + for (i=0; lines[i]; i++) { + char *unixname = lines[i]; + char *dosname = strchr_m(unixname,'='); + + if (!dosname) + continue; + + *dosname++ = 0; + + while (isspace(*unixname)) + unixname++; + if ('!' == *unixname) { + unixname++; + while (*unixname && isspace(*unixname)) + unixname++; + } + + if (!*unixname || strchr_m("#;",*unixname)) + continue; + + if (strncmp(unixname, unix_user_name, strlen(unix_user_name))) + continue; + + /* We have matched the UNIX user name */ + + while(next_token(&dosname, tok, LIST_SEP, sizeof(tok))) { + if (!strchr_m("@&+", *tok)) { + name_idx--; + if (name_idx < 0 ) { + break; + } + } + } + + if (name_idx >= 0) { + DEBUG(0,("unmap_unixname: index too high - not that many DOS names\n")); + file_lines_free(lines); + return NULL; + } else { + file_lines_free(lines); + return tok; + } + } + + DEBUG(0,("unmap_unixname: Couldn't find the UNIX user name\n")); + file_lines_free(lines); + return NULL; +} + +#endif /* Unused function */ + +#if 0 /* This function seems to be not used anywhere! */ + +/******************************************************************* + This function sets up a list of users taken from the list of + users that UNIX knows about, as well as all the user names that + Samba maps to a valid UNIX user name. (This should work with + /etc/passwd or NIS.) +********************************************************************/ + +static BOOL get_passwd_entries(SAM_USER_INFO_21 *pw_buf, + int start_idx, + int *total_entries, int *num_entries, + int max_num_entries, + uint16 acb_mask) +{ + static struct passwd *pwd = NULL; + static uint32 pw_rid; + static BOOL orig_done = False; + static int current_idx = 0; + static int mapped_idx = 0; + char *sep; + + DEBUG(5, ("get_passwd_entries: retrieving a list of UNIX users\n")); + + (*num_entries) = 0; + (*total_entries) = 0; + + /* Skip all this stuff if we're in appliance mode */ + + if (lp_hide_local_users()) goto done; + + if (pw_buf == NULL) return False; + + if (current_idx == 0) { + sys_setpwent(); + } + + /* These two cases are inefficient, but should be called very rarely */ + /* they are the cases where the starting index isn't picking up */ + /* where we left off last time. It is efficient when it starts over */ + /* at zero though. */ + if (start_idx > current_idx) { + /* We aren't far enough; advance to start_idx */ + while (current_idx <= start_idx) { + char *unmap_name; + + if(!orig_done) { + if ((pwd = sys_getpwent()) == NULL) break; + current_idx++; + orig_done = True; + } + + while (((unmap_name = unmap_unixname(pwd->pw_name, mapped_idx)) != NULL) && + (current_idx < start_idx)) { + current_idx++; + mapped_idx++; + } + + if (unmap_name == NULL) { + orig_done = False; + mapped_idx = 0; + } + } + } else if (start_idx < current_idx) { + /* We are already too far; start over and advance to start_idx */ + sys_endpwent(); + sys_setpwent(); + current_idx = 0; + mapped_idx = 0; + orig_done = False; + while (current_idx < start_idx) { + char *unmap_name; + + if(!orig_done) { + if ((pwd = sys_getpwent()) == NULL) break; + current_idx++; + orig_done = True; + } + + while (((unmap_name = unmap_unixname(pwd->pw_name, mapped_idx)) != NULL) && + (current_idx < start_idx)) { + current_idx++; + mapped_idx++; + } + + if (unmap_name == NULL) { + orig_done = False; + mapped_idx = 0; + } + } + } + + sep = lp_winbind_separator(); + + /* now current_idx == start_idx */ + while ((*num_entries) < max_num_entries) { + int user_name_len; + char *unmap_name; + + /* This does the original UNIX user itself */ + if(!orig_done) { + if ((pwd = sys_getpwent()) == NULL) break; + + /* Don't enumerate winbind users as they are not local */ + + if (strchr_m(pwd->pw_name, *sep) != NULL) { + continue; + } + + user_name_len = strlen(pwd->pw_name); + + /* skip the trust account stored in the /etc/passwd file */ + if (pwd->pw_name[user_name_len-1]=='$') + continue; + + pw_rid = pdb_uid_to_user_rid(pwd->pw_uid); + ZERO_STRUCTP(&pw_buf[(*num_entries)]); + init_unistr2(&pw_buf[(*num_entries)].uni_user_name, pwd->pw_name, user_name_len); + init_uni_hdr(&pw_buf[(*num_entries)].hdr_user_name, user_name_len); + pw_buf[(*num_entries)].user_rid = pw_rid; + memset((char *)pw_buf[(*num_entries)].nt_pwd, '\0', 16); + + pw_buf[(*num_entries)].acb_info = ACB_NORMAL; + + DEBUG(5, ("get_passwd_entries: entry idx %d user %s, rid 0x%x\n", (*num_entries), pwd->pw_name, pw_rid)); + + (*num_entries)++; + (*total_entries)++; + current_idx++; + orig_done = True; + } + + /* This does all the user names that map to the UNIX user */ + while (((unmap_name = unmap_unixname(pwd->pw_name, mapped_idx)) != NULL) && + (*num_entries < max_num_entries)) { + user_name_len = strlen(unmap_name); + ZERO_STRUCTP(&pw_buf[(*num_entries)]); + init_unistr2(&pw_buf[(*num_entries)].uni_user_name, unmap_name, user_name_len); + init_uni_hdr(&pw_buf[(*num_entries)].hdr_user_name, user_name_len); + pw_buf[(*num_entries)].user_rid = pw_rid; + memset((char *)pw_buf[(*num_entries)].nt_pwd, '\0', 16); + + pw_buf[(*num_entries)].acb_info = ACB_NORMAL; + + DEBUG(5, ("get_passwd_entries: entry idx %d user %s, rid 0x%x\n", (*num_entries), pwd->pw_name, pw_rid)); + + (*num_entries)++; + (*total_entries)++; + current_idx++; + mapped_idx++; + } + + if (unmap_name == NULL) { + /* done with 'aliases', go on to next UNIX user */ + orig_done = False; + mapped_idx = 0; + } + } + + if (pwd == NULL) { + /* totally done, reset everything */ + sys_endpwent(); + current_idx = 0; + mapped_idx = 0; + } + +done: + return (*num_entries) > 0; +} + +#endif /* Unused function */ + +/******************************************************************* + _samr_close_hnd + ********************************************************************/ + +NTSTATUS _samr_close_hnd(pipes_struct *p, SAMR_Q_CLOSE_HND *q_u, SAMR_R_CLOSE_HND *r_u) +{ + r_u->status = NT_STATUS_OK; + + /* close the policy handle */ + if (!close_policy_hnd(p, &q_u->pol)) + return NT_STATUS_OBJECT_NAME_INVALID; + + DEBUG(5,("samr_reply_close_hnd: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* + samr_reply_open_domain + ********************************************************************/ + +NTSTATUS _samr_open_domain(pipes_struct *p, SAMR_Q_OPEN_DOMAIN *q_u, SAMR_R_OPEN_DOMAIN *r_u) +{ + struct samr_info *info; + + r_u->status = NT_STATUS_OK; + + /* find the connection policy handle. */ + if (!find_policy_by_hnd(p, &q_u->pol, NULL)) + return NT_STATUS_INVALID_HANDLE; + + /* associate the domain SID with the (unique) handle. */ + if ((info = (struct samr_info *)malloc(sizeof(struct samr_info))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(info); + info->sid = q_u->dom_sid.sid; + + /* get a (unique) handle. open a policy on it. */ + if (!create_policy_hnd(p, &r_u->domain_pol, free_samr_info, (void *)info)) + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + + DEBUG(5,("samr_open_domain: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* + _samr_get_usrdom_pwinfo + ********************************************************************/ + +NTSTATUS _samr_get_usrdom_pwinfo(pipes_struct *p, SAMR_Q_GET_USRDOM_PWINFO *q_u, SAMR_R_GET_USRDOM_PWINFO *r_u) +{ + struct samr_info *info = NULL; + + r_u->status = NT_STATUS_OK; + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, &q_u->user_pol, (void **)&info)) + return NT_STATUS_INVALID_HANDLE; + + if (!sid_check_is_in_our_domain(&info->sid)) + return NT_STATUS_OBJECT_TYPE_MISMATCH; + + init_samr_r_get_usrdom_pwinfo(r_u, NT_STATUS_OK); + + DEBUG(5,("_samr_get_usrdom_pwinfo: %d\n", __LINE__)); + + /* + * NT sometimes return NT_STATUS_ACCESS_DENIED + * I don't know yet why. + */ + + return r_u->status; +} + +/******************************************************************* + samr_make_usr_obj_sd + ********************************************************************/ + +static NTSTATUS samr_make_usr_obj_sd(TALLOC_CTX *ctx, SEC_DESC_BUF **buf, DOM_SID *usr_sid) +{ + extern DOM_SID global_sid_World; + DOM_SID adm_sid; + DOM_SID act_sid; + + SEC_ACE ace[4]; + SEC_ACCESS mask; + + SEC_ACL *psa = NULL; + SEC_DESC *psd = NULL; + size_t sd_size; + + sid_copy(&adm_sid, &global_sid_Builtin); + sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS); + + sid_copy(&act_sid, &global_sid_Builtin); + sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS); + + init_sec_access(&mask, 0x2035b); + init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); + + init_sec_access(&mask, 0xf07ff); + init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); + init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); + + init_sec_access(&mask,0x20044); + init_sec_ace(&ace[3], usr_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); + + if((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 4, ace)) == NULL) + return NT_STATUS_NO_MEMORY; + + if((psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, &sd_size)) == NULL) + return NT_STATUS_NO_MEMORY; + + if((*buf = make_sec_desc_buf(ctx, sd_size, psd)) == NULL) + return NT_STATUS_NO_MEMORY; + + return NT_STATUS_OK; +} + +static BOOL get_lsa_policy_samr_sid(pipes_struct *p, POLICY_HND *pol, DOM_SID *sid) +{ + struct samr_info *info = NULL; + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, pol, (void **)&info)) + return False; + + if (!info) + return False; + + *sid = info->sid; + return True; +} + +/******************************************************************* + _samr_query_sec_obj + ********************************************************************/ + +NTSTATUS _samr_query_sec_obj(pipes_struct *p, SAMR_Q_QUERY_SEC_OBJ *q_u, SAMR_R_QUERY_SEC_OBJ *r_u) +{ + DOM_SID pol_sid; + fstring str_sid; + + r_u->status = NT_STATUS_OK; + + /* Get the SID. */ + + if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &pol_sid)) + return NT_STATUS_INVALID_HANDLE; + + DEBUG(10,("_samr_query_sec_obj: querying security on SID: %s\n", sid_to_string(str_sid, &pol_sid))); + + r_u->status = samr_make_usr_obj_sd(p->mem_ctx, &r_u->buf, &pol_sid); + + if (NT_STATUS_IS_OK(r_u->status)) + r_u->ptr = 1; + + return r_u->status; +} + +/******************************************************************* +makes a SAM_ENTRY / UNISTR2* structure from a user list. +********************************************************************/ + +static void make_user_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp, UNISTR2 **uni_name_pp, + uint32 num_sam_entries, SAM_USER_INFO_21 *pass) +{ + uint32 i; + SAM_ENTRY *sam; + UNISTR2 *uni_name; + + *sam_pp = NULL; + *uni_name_pp = NULL; + + if (num_sam_entries == 0) + return; + + sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_sam_entries); + + uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_sam_entries); + + if (sam == NULL || uni_name == NULL) { + DEBUG(0, ("NULL pointers in SAMR_R_QUERY_DISPINFO\n")); + return; + } + + ZERO_STRUCTP(sam); + ZERO_STRUCTP(uni_name); + + for (i = 0; i < num_sam_entries; i++) { + int len = pass[i].uni_user_name.uni_str_len; + + init_sam_entry(&sam[i], len, pass[i].user_rid); + copy_unistr2(&uni_name[i], &pass[i].uni_user_name); + } + + *sam_pp = sam; + *uni_name_pp = uni_name; +} + +/******************************************************************* + samr_reply_enum_dom_users + ********************************************************************/ + +NTSTATUS _samr_enum_dom_users(pipes_struct *p, SAMR_Q_ENUM_DOM_USERS *q_u, SAMR_R_ENUM_DOM_USERS *r_u) +{ + SAM_USER_INFO_21 pass[MAX_SAM_ENTRIES]; + int num_entries = 0; + int total_entries = 0; + + r_u->status = NT_STATUS_OK; + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, &q_u->pol, NULL)) + return NT_STATUS_INVALID_HANDLE; + + DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__)); + + become_root(); + r_u->status = get_sampwd_entries(pass, q_u->start_idx, &total_entries, &num_entries, + MAX_SAM_ENTRIES, q_u->acb_mask); + unbecome_root(); + + if (NT_STATUS_IS_ERR(r_u->status)) + return r_u->status; + + samr_clear_passwd_fields(pass, num_entries); + + /* + * Note from JRA. total_entries is not being used here. Currently if there is a + * large user base then it looks like NT will enumerate until get_sampwd_entries + * returns False due to num_entries being zero. This will cause an access denied + * return. I don't think this is right and needs further investigation. Note that + * this is also the same in the TNG code (I don't think that has been tested with + * a very large user list as MAX_SAM_ENTRIES is set to 600). + * + * I also think that one of the 'num_entries' return parameters is probably + * the "max entries" parameter - but in the TNG code they're all currently set to the same + * value (again I think this is wrong). + */ + + make_user_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_acct_name, num_entries, pass); + + init_samr_r_enum_dom_users(r_u, q_u->start_idx + num_entries, num_entries); + + DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* +makes a SAM_ENTRY / UNISTR2* structure from a group list. +********************************************************************/ + +static void make_group_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp, UNISTR2 **uni_name_pp, + uint32 num_sam_entries, DOMAIN_GRP *grp) +{ + uint32 i; + SAM_ENTRY *sam; + UNISTR2 *uni_name; + + *sam_pp = NULL; + *uni_name_pp = NULL; + + if (num_sam_entries == 0) + return; + + sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_sam_entries); + + uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_sam_entries); + + if (sam == NULL || uni_name == NULL) { + DEBUG(0, ("NULL pointers in SAMR_R_QUERY_DISPINFO\n")); + return; + } + + for (i = 0; i < num_sam_entries; i++) { + /* + * JRA. I think this should include the null. TNG does not. + */ + int len = strlen(grp[i].name)+1; + + init_sam_entry(&sam[i], len, grp[i].rid); + init_unistr2(&uni_name[i], grp[i].name, len); + } + + *sam_pp = sam; + *uni_name_pp = uni_name; +} + +/******************************************************************* + Get the group entries - similar to get_sampwd_entries(). + ********************************************************************/ + +static NTSTATUS get_group_alias_entries(TALLOC_CTX *ctx, DOMAIN_GRP **d_grp, DOM_SID *sid, uint32 start_idx, + uint32 *p_num_entries, uint32 max_entries) +{ + fstring sid_str; + uint32 num_entries = 0; + int i; + GROUP_MAP smap; + GROUP_MAP *map; + + sid_to_string(sid_str, sid); + DEBUG(5, ("get_group_alias_entries: enumerating aliases on SID: %s\n", sid_str)); + + *p_num_entries = 0; + + /* well-known aliases */ + if (sid_equal(sid, &global_sid_Builtin) && !lp_hide_local_users()) { + + enum_group_mapping(SID_NAME_ALIAS, &map, (int *)&num_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV); + + if (num_entries != 0) { + *d_grp=(DOMAIN_GRP *)talloc_zero(ctx, num_entries*sizeof(DOMAIN_GRP)); + if (*d_grp==NULL) + return NT_STATUS_NO_MEMORY; + + for(i=0; i<num_entries && i<max_entries; i++) { + fstrcpy((*d_grp)[i].name, map[i+start_idx].nt_name); + sid_split_rid(&map[i+start_idx].sid, &(*d_grp)[i].rid); + + } + } + SAFE_FREE(map); + + } else if (sid_equal(sid, &global_sam_sid) && !lp_hide_local_users()) { + char *sep; + struct sys_grent *glist; + struct sys_grent *grp; + + sep = lp_winbind_separator(); + + /* local aliases */ + /* we return the UNIX groups here. This seems to be the right */ + /* thing to do, since NT member servers return their local */ + /* groups in the same situation. */ + + /* use getgrent_list() to retrieve the list of groups to avoid + * problems with getgrent possible infinite loop by internal + * libc grent structures overwrites by called functions */ + grp = glist = getgrent_list(); + if (grp == NULL) + return NT_STATUS_NO_MEMORY; + + for (; (num_entries < max_entries) && (grp != NULL); grp = grp->next) { + uint32 trid; + + if(!get_group_from_gid(grp->gr_gid, &smap, MAPPING_WITHOUT_PRIV)) + continue; + + if (smap.sid_name_use!=SID_NAME_ALIAS) { + continue; + } + + sid_split_rid(&smap.sid, &trid); + + if (!sid_equal(sid, &smap.sid)) + continue; + + /* Don't return winbind groups as they are not local! */ + if (strchr_m(smap.nt_name, *sep) != NULL) { + DEBUG(10,("get_group_alias_entries: not returing %s, not local.\n", smap.nt_name )); + continue; + } + + /* Don't return user private groups... */ + if (Get_Pwnam(smap.nt_name) != 0) { + DEBUG(10,("get_group_alias_entries: not returing %s, clashes with user.\n", smap.nt_name )); + continue; + } + + for( i = 0; i < num_entries; i++) + if ( (*d_grp)[i].rid == trid ) + break; + + if ( i < num_entries ) { + continue; /* rid was there, dup! */ + } + + /* JRA - added this for large group db enumeration... */ + + if (start_idx > 0) { + /* skip the requested number of entries. + not very efficient, but hey... + */ + start_idx--; + continue; + } + + *d_grp=talloc_realloc(ctx,*d_grp, (num_entries+1)*sizeof(DOMAIN_GRP)); + if (*d_grp==NULL) { + grent_free(glist); + return NT_STATUS_NO_MEMORY; + } + + fstrcpy((*d_grp)[num_entries].name, smap.nt_name); + (*d_grp)[num_entries].rid = trid; + num_entries++; + DEBUG(10,("get_group_alias_entries: added entry %d, rid:%d\n", num_entries, trid)); + } + + grent_free(glist); + } + + *p_num_entries = num_entries; + + DEBUG(10,("get_group_alias_entries: returning %d entries\n", *p_num_entries)); + + if (num_entries >= max_entries) + return STATUS_MORE_ENTRIES; + return NT_STATUS_OK; +} + +/******************************************************************* + Get the group entries - similar to get_sampwd_entries(). + ********************************************************************/ + +static NTSTATUS get_group_domain_entries(TALLOC_CTX *ctx, DOMAIN_GRP **d_grp, DOM_SID *sid, uint32 start_idx, + uint32 *p_num_entries, uint32 max_entries) +{ + GROUP_MAP *map=NULL; + int i; + uint32 group_entries = 0; + uint32 num_entries = 0; + + *p_num_entries = 0; + + enum_group_mapping(SID_NAME_DOM_GRP, &map, (int *)&group_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV); + + num_entries=group_entries-start_idx; + + /* limit the number of entries */ + if (num_entries>max_entries) { + DEBUG(5,("Limiting to %d entries\n", max_entries)); + num_entries=max_entries; + } + + *d_grp=(DOMAIN_GRP *)talloc_zero(ctx, num_entries*sizeof(DOMAIN_GRP)); + if (num_entries!=0 && *d_grp==NULL){ + SAFE_FREE(map); + return NT_STATUS_NO_MEMORY; + } + + for (i=0; i<num_entries; i++) { + fstrcpy((*d_grp)[i].name, map[i+start_idx].nt_name); + fstrcpy((*d_grp)[i].comment, map[i+start_idx].comment); + sid_split_rid(&map[i+start_idx].sid, &(*d_grp)[i].rid); + (*d_grp)[i].attr=SID_NAME_DOM_GRP; + } + + SAFE_FREE(map); + + *p_num_entries = num_entries; + + return NT_STATUS_OK; +} + +/******************************************************************* + samr_reply_enum_dom_groups + Only reply with one group - domain admins. This must be fixed for + a real PDC. JRA. + ********************************************************************/ + +NTSTATUS _samr_enum_dom_groups(pipes_struct *p, SAMR_Q_ENUM_DOM_GROUPS *q_u, SAMR_R_ENUM_DOM_GROUPS *r_u) +{ + DOMAIN_GRP *grp=NULL; + uint32 num_entries; + DOM_SID sid; + + r_u->status = NT_STATUS_OK; + + if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid)) + return NT_STATUS_INVALID_HANDLE; + + DEBUG(5,("samr_reply_enum_dom_groups: %d\n", __LINE__)); + + /* the domain group array is being allocated in the function below */ + get_group_domain_entries(p->mem_ctx, &grp, &sid, q_u->start_idx, &num_entries, MAX_SAM_ENTRIES); + + make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name, num_entries, grp); + + init_samr_r_enum_dom_groups(r_u, q_u->start_idx, num_entries); + + DEBUG(5,("samr_enum_dom_groups: %d\n", __LINE__)); + + return r_u->status; +} + + +/******************************************************************* + samr_reply_enum_dom_aliases + ********************************************************************/ + +NTSTATUS _samr_enum_dom_aliases(pipes_struct *p, SAMR_Q_ENUM_DOM_ALIASES *q_u, SAMR_R_ENUM_DOM_ALIASES *r_u) +{ + DOMAIN_GRP *grp=NULL; + uint32 num_entries = 0; + fstring sid_str; + DOM_SID sid; + NTSTATUS status; + + r_u->status = NT_STATUS_OK; + + if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid)) + return NT_STATUS_INVALID_HANDLE; + + sid_to_string(sid_str, &sid); + DEBUG(5,("samr_reply_enum_dom_aliases: sid %s\n", sid_str)); + + status = get_group_alias_entries(p->mem_ctx, &grp, &sid, q_u->start_idx, + &num_entries, MAX_SAM_ENTRIES); + if (NT_STATUS_IS_ERR(status)) return status; + + make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name, num_entries, grp); + + /*safe_free(grp);*/ + + init_samr_r_enum_dom_aliases(r_u, q_u->start_idx + num_entries, num_entries); + + DEBUG(5,("samr_enum_dom_aliases: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* + samr_reply_query_dispinfo + ********************************************************************/ + +NTSTATUS _samr_query_dispinfo(pipes_struct *p, SAMR_Q_QUERY_DISPINFO *q_u, SAMR_R_QUERY_DISPINFO *r_u) +{ + SAM_USER_INFO_21 pass[MAX_SAM_ENTRIES]; + DOMAIN_GRP *grps=NULL; + uint16 acb_mask = ACB_NORMAL; + uint32 num_entries = 0; + int orig_num_entries = 0; + int total_entries = 0; + uint32 data_size = 0; + DOM_SID sid; + NTSTATUS disp_ret; + SAM_DISPINFO_CTR *ctr; + + DEBUG(5, ("samr_reply_query_dispinfo: %d\n", __LINE__)); + + r_u->status = NT_STATUS_OK; + + if (!get_lsa_policy_samr_sid(p, &q_u->domain_pol, &sid)) + return NT_STATUS_INVALID_HANDLE; + + /* decide how many entries to get depending on the max_entries + and max_size passed by client */ + + DEBUG(5, ("samr_reply_query_dispinfo: max_entries before %d\n", q_u->max_entries)); + + if(q_u->max_entries > MAX_SAM_ENTRIES) + q_u->max_entries = MAX_SAM_ENTRIES; + + DEBUG(5, ("samr_reply_query_dispinfo: max_entries after %d\n", q_u->max_entries)); + + /* Get what we need from the password database */ + switch (q_u->switch_level) { + case 0x2: + acb_mask = ACB_WSTRUST; + /* Fall through */ + case 0x1: + case 0x4: + become_root(); +#if 0 + r_u->status = get_passwd_entries(pass, q_u->start_idx, &total_entries, &num_entries, + MAX_SAM_ENTRIES, acb_mask); +#endif +#if 0 + /* + * Which should we use here ? JRA. + */ + r_u->status = get_sampwd_entries(pass, q_u->start_idx, &total_entries, &num_entries, + MAX_SAM_ENTRIES, acb_mask); +#endif +#if 1 + r_u->status = jf_get_sampwd_entries(pass, q_u->start_idx, &total_entries, &num_entries, + MAX_SAM_ENTRIES, acb_mask); +#endif + unbecome_root(); + if (NT_STATUS_IS_ERR(r_u->status)) { + DEBUG(5, ("get_sampwd_entries: failed\n")); + return r_u->status; + } + break; + case 0x3: + case 0x5: + r_u->status = get_group_domain_entries(p->mem_ctx, &grps, &sid, q_u->start_idx, &num_entries, MAX_SAM_ENTRIES); + if (NT_STATUS_IS_ERR(r_u->status)) + return r_u->status; + break; + default: + DEBUG(0,("_samr_query_dispinfo: Unknown info level (%u)\n", (unsigned int)q_u->switch_level )); + return NT_STATUS_INVALID_INFO_CLASS; + } + + orig_num_entries = num_entries; + + if (num_entries > q_u->max_entries) + num_entries = q_u->max_entries; + + if (num_entries > MAX_SAM_ENTRIES) { + num_entries = MAX_SAM_ENTRIES; + DEBUG(5, ("limiting number of entries to %d\n", num_entries)); + } + + /* Ensure password info is never given out here. PARANOIA... JRA */ + samr_clear_passwd_fields(pass, num_entries); + + data_size = q_u->max_size; + + if (!(ctr = (SAM_DISPINFO_CTR *)talloc_zero(p->mem_ctx,sizeof(SAM_DISPINFO_CTR)))) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(ctr); + + /* Now create reply structure */ + switch (q_u->switch_level) { + case 0x1: + if (num_entries) { + if (!(ctr->sam.info1 = (SAM_DISPINFO_1 *)talloc_zero(p->mem_ctx,num_entries*sizeof(SAM_DISPINFO_1)))) + return NT_STATUS_NO_MEMORY; + } + disp_ret = init_sam_dispinfo_1(p->mem_ctx, ctr->sam.info1, &num_entries, &data_size, q_u->start_idx, pass); + if (NT_STATUS_IS_ERR(disp_ret)) + return disp_ret; + break; + case 0x2: + if (num_entries) { + if (!(ctr->sam.info2 = (SAM_DISPINFO_2 *)talloc_zero(p->mem_ctx,num_entries*sizeof(SAM_DISPINFO_2)))) + return NT_STATUS_NO_MEMORY; + } + disp_ret = init_sam_dispinfo_2(p->mem_ctx, ctr->sam.info2, &num_entries, &data_size, q_u->start_idx, pass); + if (NT_STATUS_IS_ERR(disp_ret)) + return disp_ret; + break; + case 0x3: + if (num_entries) { + if (!(ctr->sam.info3 = (SAM_DISPINFO_3 *)talloc_zero(p->mem_ctx,num_entries*sizeof(SAM_DISPINFO_3)))) + return NT_STATUS_NO_MEMORY; + } + disp_ret = init_sam_dispinfo_3(p->mem_ctx, ctr->sam.info3, &num_entries, &data_size, q_u->start_idx, grps); + if (NT_STATUS_IS_ERR(disp_ret)) + return disp_ret; + break; + case 0x4: + if (num_entries) { + if (!(ctr->sam.info4 = (SAM_DISPINFO_4 *)talloc_zero(p->mem_ctx,num_entries*sizeof(SAM_DISPINFO_4)))) + return NT_STATUS_NO_MEMORY; + } + disp_ret = init_sam_dispinfo_4(p->mem_ctx, ctr->sam.info4, &num_entries, &data_size, q_u->start_idx, pass); + if (NT_STATUS_IS_ERR(disp_ret)) + return disp_ret; + break; + case 0x5: + if (num_entries) { + if (!(ctr->sam.info5 = (SAM_DISPINFO_5 *)talloc_zero(p->mem_ctx,num_entries*sizeof(SAM_DISPINFO_5)))) + return NT_STATUS_NO_MEMORY; + } + disp_ret = init_sam_dispinfo_5(p->mem_ctx, ctr->sam.info5, &num_entries, &data_size, q_u->start_idx, grps); + if (NT_STATUS_IS_ERR(disp_ret)) + return disp_ret; + break; + default: + ctr->sam.info = NULL; + return NT_STATUS_INVALID_INFO_CLASS; + } + + DEBUG(5, ("_samr_query_dispinfo: %d\n", __LINE__)); + + if (num_entries < orig_num_entries) + return STATUS_MORE_ENTRIES; + + init_samr_r_query_dispinfo(r_u, num_entries, data_size, q_u->switch_level, ctr, r_u->status); + + return r_u->status; +} + +/******************************************************************* + samr_reply_query_aliasinfo + ********************************************************************/ + +NTSTATUS _samr_query_aliasinfo(pipes_struct *p, SAMR_Q_QUERY_ALIASINFO *q_u, SAMR_R_QUERY_ALIASINFO *r_u) +{ + struct samr_info *info = NULL; + GROUP_MAP map; + + r_u->status = NT_STATUS_OK; + + DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__)); + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) + return NT_STATUS_INVALID_HANDLE; + + if (!sid_check_is_in_our_domain(&info->sid) && + !sid_check_is_in_builtin(&info->sid)) + return NT_STATUS_OBJECT_TYPE_MISMATCH; + + if(!get_local_group_from_sid(info->sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_ALIAS; + + switch (q_u->switch_level) { + case 3: + r_u->ptr = 1; + r_u->ctr.switch_value1 = 3; + init_samr_alias_info3(&r_u->ctr.alias.info3, map.comment); + break; + default: + return NT_STATUS_INVALID_INFO_CLASS; + } + + DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__)); + + return r_u->status; +} + +#if 0 +/******************************************************************* + samr_reply_lookup_ids + ********************************************************************/ + + uint32 _samr_lookup_ids(pipes_struct *p, SAMR_Q_LOOKUP_IDS *q_u, SAMR_R_LOOKUP_IDS *r_u) +{ + uint32 rid[MAX_SAM_ENTRIES]; + int num_rids = q_u->num_sids1; + + r_u->status = NT_STATUS_OK; + + DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__)); + + if (num_rids > MAX_SAM_ENTRIES) { + num_rids = MAX_SAM_ENTRIES; + DEBUG(5,("_samr_lookup_ids: truncating entries to %d\n", num_rids)); + } + +#if 0 + int i; + SMB_ASSERT_ARRAY(q_u->uni_user_name, num_rids); + + for (i = 0; i < num_rids && status == 0; i++) + { + struct sam_passwd *sam_pass; + fstring user_name; + + + fstrcpy(user_name, unistrn2(q_u->uni_user_name[i].buffer, + q_u->uni_user_name[i].uni_str_len)); + + /* find the user account */ + become_root(); + sam_pass = get_smb21pwd_entry(user_name, 0); + unbecome_root(); + + if (sam_pass == NULL) + { + status = 0xC0000000 | NT_STATUS_NO_SUCH_USER; + rid[i] = 0; + } + else + { + rid[i] = sam_pass->user_rid; + } + } +#endif + + num_rids = 1; + rid[0] = BUILTIN_ALIAS_RID_USERS; + + init_samr_r_lookup_ids(&r_u, num_rids, rid, NT_STATUS_OK); + + DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__)); + + return r_u->status; +} +#endif + +/******************************************************************* + _samr_lookup_names + ********************************************************************/ + +NTSTATUS _samr_lookup_names(pipes_struct *p, SAMR_Q_LOOKUP_NAMES *q_u, SAMR_R_LOOKUP_NAMES *r_u) +{ + uint32 rid[MAX_SAM_ENTRIES]; + uint32 local_rid; + enum SID_NAME_USE type[MAX_SAM_ENTRIES]; + enum SID_NAME_USE local_type; + int i; + int num_rids = q_u->num_names2; + DOM_SID pol_sid; + fstring sid_str; + + r_u->status = NT_STATUS_OK; + + DEBUG(5,("_samr_lookup_names: %d\n", __LINE__)); + + ZERO_ARRAY(rid); + ZERO_ARRAY(type); + + if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid)) { + init_samr_r_lookup_names(p->mem_ctx, r_u, 0, NULL, NULL, NT_STATUS_OBJECT_TYPE_MISMATCH); + return r_u->status; + } + + if (num_rids > MAX_SAM_ENTRIES) { + num_rids = MAX_SAM_ENTRIES; + DEBUG(5,("_samr_lookup_names: truncating entries to %d\n", num_rids)); + } + + DEBUG(5,("_samr_lookup_names: looking name on SID %s\n", sid_to_string(sid_str, &pol_sid))); + + for (i = 0; i < num_rids; i++) { + fstring name; + DOM_SID sid; + + r_u->status = NT_STATUS_NONE_MAPPED; + + rid [i] = 0xffffffff; + type[i] = SID_NAME_UNKNOWN; + + rpcstr_pull(name, q_u->uni_name[i].buffer, sizeof(name), q_u->uni_name[i].uni_str_len*2, 0); + + /* + * we are only looking for a name + * the SID we get back can be outside + * the scope of the pol_sid + * + * in clear: it prevents to reply to domain\group: yes + * when only builtin\group exists. + * + * a cleaner code is to add the sid of the domain we're looking in + * to the local_lookup_name function. + */ + if(local_lookup_name(global_myname, name, &sid, &local_type)) { + sid_split_rid(&sid, &local_rid); + + if (sid_equal(&sid, &pol_sid)) { + rid[i]=local_rid; + type[i]=local_type; + r_u->status = NT_STATUS_OK; + } + } + } + + init_samr_r_lookup_names(p->mem_ctx, r_u, num_rids, rid, (uint32 *)type, r_u->status); + + DEBUG(5,("_samr_lookup_names: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* + _samr_chgpasswd_user + ********************************************************************/ + +NTSTATUS _samr_chgpasswd_user(pipes_struct *p, SAMR_Q_CHGPASSWD_USER *q_u, SAMR_R_CHGPASSWD_USER *r_u) +{ + fstring user_name; + fstring wks; + + DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__)); + + r_u->status = NT_STATUS_OK; + + rpcstr_pull(user_name, q_u->uni_user_name.buffer, sizeof(user_name), q_u->uni_user_name.uni_str_len*2, 0); + rpcstr_pull(wks, q_u->uni_dest_host.buffer, sizeof(wks), q_u->uni_dest_host.uni_str_len*2,0); + + DEBUG(5,("samr_chgpasswd_user: user: %s wks: %s\n", user_name, wks)); + + /* + * Pass the user through the NT -> unix user mapping + * function. + */ + + (void)map_username(user_name); + + /* + * Do any UNIX username case mangling. + */ + (void)Get_Pwnam_Modify( user_name); + + if (!pass_oem_change(user_name, q_u->lm_newpass.pass, q_u->lm_oldhash.hash, + q_u->nt_newpass.pass, q_u->nt_oldhash.hash)) + r_u->status = NT_STATUS_WRONG_PASSWORD; + + init_samr_r_chgpasswd_user(r_u, r_u->status); + + DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* +makes a SAMR_R_LOOKUP_RIDS structure. +********************************************************************/ + +static BOOL make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names, fstring names[], + UNIHDR **pp_hdr_name, UNISTR2 **pp_uni_name) +{ + uint32 i; + UNIHDR *hdr_name=NULL; + UNISTR2 *uni_name=NULL; + + *pp_uni_name = NULL; + *pp_hdr_name = NULL; + + if (num_names != 0) { + hdr_name = (UNIHDR *)talloc_zero(ctx, sizeof(UNIHDR)*num_names); + if (hdr_name == NULL) + return False; + + uni_name = (UNISTR2 *)talloc_zero(ctx,sizeof(UNISTR2)*num_names); + if (uni_name == NULL) + return False; + } + + for (i = 0; i < num_names; i++) { + int len = names[i] != NULL ? strlen(names[i]) : 0; + DEBUG(10, ("names[%d]:%s\n", i, names[i])); + init_uni_hdr(&hdr_name[i], len); + init_unistr2(&uni_name[i], names[i], len); + } + + *pp_uni_name = uni_name; + *pp_hdr_name = hdr_name; + + return True; +} + +/******************************************************************* + _samr_lookup_rids + ********************************************************************/ + +NTSTATUS _samr_lookup_rids(pipes_struct *p, SAMR_Q_LOOKUP_RIDS *q_u, SAMR_R_LOOKUP_RIDS *r_u) +{ + fstring group_names[MAX_SAM_ENTRIES]; + uint32 *group_attrs = NULL; + UNIHDR *hdr_name = NULL; + UNISTR2 *uni_name = NULL; + DOM_SID pol_sid; + int num_rids = q_u->num_rids1; + int i; + + r_u->status = NT_STATUS_OK; + + DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__)); + + /* find the policy handle. open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid)) + return NT_STATUS_INVALID_HANDLE; + + if (num_rids > MAX_SAM_ENTRIES) { + num_rids = MAX_SAM_ENTRIES; + DEBUG(5,("_samr_lookup_rids: truncating entries to %d\n", num_rids)); + } + + if (num_rids) { + if ((group_attrs = (uint32 *)talloc_zero(p->mem_ctx, num_rids * sizeof(uint32))) == NULL) + return NT_STATUS_NO_MEMORY; + } + + r_u->status = NT_STATUS_NONE_MAPPED; + + for (i = 0; i < num_rids; i++) { + fstring tmpname; + fstring domname; + DOM_SID sid; + enum SID_NAME_USE type; + + group_attrs[i] = SID_NAME_UNKNOWN; + *group_names[i] = '\0'; + + if (sid_equal(&pol_sid, &global_sam_sid)) { + sid_copy(&sid, &pol_sid); + sid_append_rid(&sid, q_u->rid[i]); + + if (lookup_sid(&sid, domname, tmpname, &type)) { + r_u->status = NT_STATUS_OK; + group_attrs[i] = (uint32)type; + fstrcpy(group_names[i],tmpname); + DEBUG(5,("_samr_lookup_rids: %s:%d\n", group_names[i], group_attrs[i])); + } + } + } + + if(!make_samr_lookup_rids(p->mem_ctx, num_rids, group_names, &hdr_name, &uni_name)) + return NT_STATUS_NO_MEMORY; + + init_samr_r_lookup_rids(r_u, num_rids, hdr_name, uni_name, group_attrs); + + DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* + _api_samr_open_user. Safe - gives out no passwd info. + ********************************************************************/ + +NTSTATUS _api_samr_open_user(pipes_struct *p, SAMR_Q_OPEN_USER *q_u, SAMR_R_OPEN_USER *r_u) +{ + SAM_ACCOUNT *sampass=NULL; + DOM_SID sid; + POLICY_HND domain_pol = q_u->domain_pol; + uint32 user_rid = q_u->user_rid; + POLICY_HND *user_pol = &r_u->user_pol; + struct samr_info *info = NULL; + BOOL ret; + + r_u->status = NT_STATUS_OK; + + /* find the domain policy handle. */ + if (!find_policy_by_hnd(p, &domain_pol, NULL)) + return NT_STATUS_INVALID_HANDLE; + + pdb_init_sam(&sampass); + + become_root(); + ret=pdb_getsampwrid(sampass, user_rid); + unbecome_root(); + + /* check that the RID exists in our domain. */ + if (ret == False) { + pdb_free_sam(&sampass); + return NT_STATUS_NO_SUCH_USER; + } + + samr_clear_sam_passwd(sampass); + pdb_free_sam(&sampass); + + /* Get the domain SID stored in the domain policy */ + if(!get_lsa_policy_samr_sid(p, &domain_pol, &sid)) + return NT_STATUS_INVALID_HANDLE; + + /* append the user's RID to it */ + if(!sid_append_rid(&sid, user_rid)) + return NT_STATUS_NO_SUCH_USER; + + /* associate the user's SID with the new handle. */ + if ((info = (struct samr_info *)malloc(sizeof(struct samr_info))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(info); + info->sid = sid; + + /* get a (unique) handle. open a policy on it. */ + if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info)) + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + + return r_u->status; +} + +/************************************************************************* + get_user_info_10. Safe. Only gives out acb bits. + *************************************************************************/ + +static BOOL get_user_info_10(SAM_USER_INFO_10 *id10, uint32 user_rid) +{ + SAM_ACCOUNT *smbpass=NULL; + BOOL ret; + + if (!pdb_rid_is_user(user_rid)) { + DEBUG(4,("RID 0x%x is not a user RID\n", user_rid)); + return False; + } + + pdb_init_sam(&smbpass); + + become_root(); + ret = pdb_getsampwrid(smbpass, user_rid); + unbecome_root(); + + if (ret==False) { + DEBUG(4,("User 0x%x not found\n", user_rid)); + pdb_free_sam(&smbpass); + return False; + } + + DEBUG(3,("User:[%s]\n", pdb_get_username(smbpass) )); + + ZERO_STRUCTP(id10); + init_sam_user_info10(id10, pdb_get_acct_ctrl(smbpass) ); + + samr_clear_sam_passwd(smbpass); + pdb_free_sam(&smbpass); + + return True; +} + +/************************************************************************* + get_user_info_12. OK - this is the killer as it gives out password info. + Ensure that this is only allowed on an encrypted connection with a root + user. JRA. + *************************************************************************/ + +static NTSTATUS get_user_info_12(pipes_struct *p, SAM_USER_INFO_12 * id12, uint32 user_rid) +{ + SAM_ACCOUNT *smbpass=NULL; + BOOL ret; + + if (!p->ntlmssp_auth_validated) + return NT_STATUS_ACCESS_DENIED; + + if (!(p->ntlmssp_chal_flags & NTLMSSP_NEGOTIATE_SIGN) || !(p->ntlmssp_chal_flags & NTLMSSP_NEGOTIATE_SEAL)) + return NT_STATUS_ACCESS_DENIED; + + /* + * Do *NOT* do become_root()/unbecome_root() here ! JRA. + */ + pdb_init_sam(&smbpass); + + ret = pdb_getsampwrid(smbpass, user_rid); + + if (ret == False) { + DEBUG(4, ("User 0x%x not found\n", user_rid)); + pdb_free_sam(&smbpass); + return (geteuid() == (uid_t)0) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED; + } + + DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) )); + + if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) { + pdb_free_sam(&smbpass); + return NT_STATUS_ACCOUNT_DISABLED; + } + + ZERO_STRUCTP(id12); + init_sam_user_info12(id12, pdb_get_lanman_passwd(smbpass), pdb_get_nt_passwd(smbpass)); + + pdb_free_sam(&smbpass); + + return NT_STATUS_OK; +} + +/************************************************************************* + get_user_info_20 + *************************************************************************/ + +static BOOL get_user_info_20(SAM_USER_INFO_20 *id20, uint32 user_rid) +{ + SAM_ACCOUNT *sampass=NULL; + BOOL ret; + + if (!pdb_rid_is_user(user_rid)) { + DEBUG(4,("RID 0x%x is not a user RID\n", user_rid)); + return False; + } + + pdb_init_sam(&sampass); + + become_root(); + ret = pdb_getsampwrid(sampass, user_rid); + unbecome_root(); + + if (ret == False) { + DEBUG(4,("User 0x%x not found\n", user_rid)); + pdb_free_sam(&sampass); + return False; + } + + samr_clear_sam_passwd(sampass); + + DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) )); + + ZERO_STRUCTP(id20); + init_sam_user_info20A(id20, sampass); + + pdb_free_sam(&sampass); + + return True; +} + +/************************************************************************* + get_user_info_21 + *************************************************************************/ + +static BOOL get_user_info_21(SAM_USER_INFO_21 *id21, uint32 user_rid) +{ + SAM_ACCOUNT *sampass=NULL; + BOOL ret; + + if (!pdb_rid_is_user(user_rid)) { + DEBUG(4,("RID 0x%x is not a user RID\n", user_rid)); + return False; + } + + pdb_init_sam(&sampass); + + become_root(); + ret = pdb_getsampwrid(sampass, user_rid); + unbecome_root(); + + if (ret == False) { + DEBUG(4,("User 0x%x not found\n", user_rid)); + pdb_free_sam(&sampass); + return False; + } + + samr_clear_sam_passwd(sampass); + + DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) )); + + ZERO_STRUCTP(id21); + init_sam_user_info21A(id21, sampass); + + pdb_free_sam(&sampass); + + return True; +} + +/******************************************************************* + _samr_query_userinfo + ********************************************************************/ + +NTSTATUS _samr_query_userinfo(pipes_struct *p, SAMR_Q_QUERY_USERINFO *q_u, SAMR_R_QUERY_USERINFO *r_u) +{ + SAM_USERINFO_CTR *ctr; + uint32 rid = 0; + struct samr_info *info = NULL; + + r_u->status=NT_STATUS_OK; + + /* search for the handle */ + if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) + return NT_STATUS_INVALID_HANDLE; + + if (!sid_check_is_in_our_domain(&info->sid)) + return NT_STATUS_OBJECT_TYPE_MISMATCH; + + sid_peek_rid(&info->sid, &rid); + + DEBUG(5,("_samr_query_userinfo: rid:0x%x\n", rid)); + + ctr = (SAM_USERINFO_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_USERINFO_CTR)); + if (!ctr) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(ctr); + + /* ok! user info levels (lots: see MSDEV help), off we go... */ + ctr->switch_value = q_u->switch_value; + + switch (q_u->switch_value) { + case 0x10: + ctr->info.id10 = (SAM_USER_INFO_10 *)talloc_zero(p->mem_ctx, sizeof(SAM_USER_INFO_10)); + if (ctr->info.id10 == NULL) + return NT_STATUS_NO_MEMORY; + + if (!get_user_info_10(ctr->info.id10, rid)) + return NT_STATUS_NO_SUCH_USER; + break; + +#if 0 +/* whoops - got this wrong. i think. or don't understand what's happening. */ + case 0x11: + { + NTTIME expire; + info = (void *)&id11; + + expire.low = 0xffffffff; + expire.high = 0x7fffffff; + + ctr->info.id = (SAM_USER_INFO_11 *)talloc_zero(p->mem_ctx, + sizeof + (*ctr-> + info. + id11)); + ZERO_STRUCTP(ctr->info.id11); + init_sam_user_info11(ctr->info.id11, &expire, + "BROOKFIELDS$", /* name */ + 0x03ef, /* user rid */ + 0x201, /* group rid */ + 0x0080); /* acb info */ + + break; + } +#endif + + case 0x12: + ctr->info.id12 = (SAM_USER_INFO_12 *)talloc_zero(p->mem_ctx, sizeof(SAM_USER_INFO_12)); + if (ctr->info.id12 == NULL) + return NT_STATUS_NO_MEMORY; + + if (NT_STATUS_IS_ERR(r_u->status = get_user_info_12(p, ctr->info.id12, rid))) + return r_u->status; + break; + + case 20: + ctr->info.id20 = (SAM_USER_INFO_20 *)talloc_zero(p->mem_ctx,sizeof(SAM_USER_INFO_20)); + if (ctr->info.id20 == NULL) + return NT_STATUS_NO_MEMORY; + if (!get_user_info_20(ctr->info.id20, rid)) + return NT_STATUS_NO_SUCH_USER; + break; + + case 21: + ctr->info.id21 = (SAM_USER_INFO_21 *)talloc_zero(p->mem_ctx,sizeof(SAM_USER_INFO_21)); + if (ctr->info.id21 == NULL) + return NT_STATUS_NO_MEMORY; + if (!get_user_info_21(ctr->info.id21, rid)) + return NT_STATUS_NO_SUCH_USER; + break; + + default: + return NT_STATUS_INVALID_INFO_CLASS; + } + + init_samr_r_query_userinfo(r_u, ctr, r_u->status); + + DEBUG(5,("_samr_query_userinfo: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* + samr_reply_query_usergroups + ********************************************************************/ + +NTSTATUS _samr_query_usergroups(pipes_struct *p, SAMR_Q_QUERY_USERGROUPS *q_u, SAMR_R_QUERY_USERGROUPS *r_u) +{ + SAM_ACCOUNT *sam_pass=NULL; + DOM_GID *gids = NULL; + int num_groups = 0; + uint32 rid; + struct samr_info *info = NULL; + BOOL ret; + + /* + * from the SID in the request: + * we should send back the list of DOMAIN GROUPS + * the user is a member of + * + * and only the DOMAIN GROUPS + * no ALIASES !!! neither aliases of the domain + * nor aliases of the builtin SID + * + * JFM, 12/2/2001 + */ + + r_u->status = NT_STATUS_OK; + + DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__)); + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) + return NT_STATUS_INVALID_HANDLE; + + if (!sid_check_is_in_our_domain(&info->sid)) + return NT_STATUS_OBJECT_TYPE_MISMATCH; + + sid_peek_rid(&info->sid, &rid); + + pdb_init_sam(&sam_pass); + + become_root(); + ret = pdb_getsampwrid(sam_pass, rid); + unbecome_root(); + + if (ret == False) { + samr_clear_sam_passwd(sam_pass); + pdb_free_sam(&sam_pass); + return NT_STATUS_NO_SUCH_USER; + } + + if(!get_domain_user_groups(p->mem_ctx, &num_groups, &gids, sam_pass)) { + samr_clear_sam_passwd(sam_pass); + pdb_free_sam(&sam_pass); + return NT_STATUS_NO_SUCH_GROUP; + } + + /* construct the response. lkclXXXX: gids are not copied! */ + init_samr_r_query_usergroups(r_u, num_groups, gids, r_u->status); + + DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__)); + + samr_clear_sam_passwd(sam_pass); + pdb_free_sam(&sam_pass); + + return r_u->status; +} + +/******************************************************************* + _samr_query_dom_info + ********************************************************************/ + +NTSTATUS _samr_query_dom_info(pipes_struct *p, SAMR_Q_QUERY_DOMAIN_INFO *q_u, SAMR_R_QUERY_DOMAIN_INFO *r_u) +{ + SAM_UNK_CTR *ctr; + uint32 min_pass_len,pass_hist,flag; + time_t u_expire, u_min_age; + NTTIME nt_expire, nt_min_age; + + time_t u_lock_duration, u_reset_time; + NTTIME nt_lock_duration, nt_reset_time; + uint32 lockout; + + time_t u_logout; + NTTIME nt_logout; + + + if ((ctr = (SAM_UNK_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_UNK_CTR))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(ctr); + + r_u->status = NT_STATUS_OK; + + DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__)); + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, &q_u->domain_pol, NULL)) + return NT_STATUS_INVALID_HANDLE; + + switch (q_u->switch_value) { + case 0x01: + account_policy_get(AP_MIN_PASSWORD_LEN, &min_pass_len); + account_policy_get(AP_PASSWORD_HISTORY, &pass_hist); + account_policy_get(AP_USER_MUST_LOGON_TO_CHG_PASS, &flag); + account_policy_get(AP_MAX_PASSWORD_AGE, (int *)&u_expire); + account_policy_get(AP_MIN_PASSWORD_AGE, (int *)&u_min_age); + + unix_to_nt_time_abs(&nt_expire, u_expire); + unix_to_nt_time_abs(&nt_min_age, u_min_age); + + init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist, + flag, nt_expire, nt_min_age); + break; + case 0x02: + /* The time call below is to get a sequence number for the sam. FIXME !!! JRA. */ + init_unk_info2(&ctr->info.inf2, global_myworkgroup, global_myname, (uint32) time(NULL)); + break; + case 0x03: + account_policy_get(AP_TIME_TO_LOGOUT, (int *)&u_logout); + unix_to_nt_time_abs(&nt_logout, u_logout); + + init_unk_info3(&ctr->info.inf3, nt_logout); + break; + case 0x05: + init_unk_info5(&ctr->info.inf5, global_myname); + break; + case 0x06: + init_unk_info6(&ctr->info.inf6); + break; + case 0x07: + init_unk_info7(&ctr->info.inf7); + break; + case 0x0c: + account_policy_get(AP_LOCK_ACCOUNT_DURATION, (int *)&u_lock_duration); + account_policy_get(AP_RESET_COUNT_TIME, (int *)&u_reset_time); + account_policy_get(AP_BAD_ATTEMPT_LOCKOUT, &lockout); + + unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration); + unix_to_nt_time_abs(&nt_reset_time, u_reset_time); + + init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout); + break; + default: + return NT_STATUS_INVALID_INFO_CLASS; + } + + init_samr_r_query_dom_info(r_u, q_u->switch_value, ctr, NT_STATUS_OK); + + DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* + _api_samr_create_user + Create an account, can be either a normal user or a machine. + This funcion will need to be updated for bdc/domain trusts. + ********************************************************************/ + +NTSTATUS _api_samr_create_user(pipes_struct *p, SAMR_Q_CREATE_USER *q_u, SAMR_R_CREATE_USER *r_u) +{ + SAM_ACCOUNT *sam_pass=NULL; + fstring account; + pstring err_str; + pstring msg_str; + int local_flags=0; + DOM_SID sid; + pstring add_script; + POLICY_HND dom_pol = q_u->domain_pol; + UNISTR2 user_account = q_u->uni_name; + uint16 acb_info = q_u->acb_info; + POLICY_HND *user_pol = &r_u->user_pol; + struct samr_info *info = NULL; + BOOL ret; + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, &dom_pol, NULL)) + return NT_STATUS_INVALID_HANDLE; + + /* find the account: tell the caller if it exists. + lkclXXXX i have *no* idea if this is a problem or not + or even if you are supposed to construct a different + reply if the account already exists... + */ + + rpcstr_pull(account, user_account.buffer, sizeof(account), user_account.uni_str_len*2, 0); + strlower(account); + + pdb_init_sam(&sam_pass); + + become_root(); + ret = pdb_getsampwnam(sam_pass, account); + unbecome_root(); + if (ret == True) { + /* this account exists: say so */ + pdb_free_sam(&sam_pass); + return NT_STATUS_USER_EXISTS; + } + + local_flags=LOCAL_ADD_USER|LOCAL_DISABLE_USER|LOCAL_SET_NO_PASSWORD; + local_flags|= (acb_info & ACB_WSTRUST) ? LOCAL_TRUST_ACCOUNT:0; + + /* + * NB. VERY IMPORTANT ! This call must be done as the current pipe user, + * *NOT* surrounded by a become_root()/unbecome_root() call. This ensures + * that only people with write access to the smbpasswd file will be able + * to create a user. JRA. + */ + + /* + * add the user in the /etc/passwd file or the unix authority system. + * We don't check if the smb_create_user() function succed or not for 2 reasons: + * a) local_password_change() checks for us if the /etc/passwd account really exists + * b) smb_create_user() would return an error if the account already exists + * and as it could return an error also if it can't create the account, it would be tricky. + * + * So we go the easy way, only check after if the account exists. + * JFM (2/3/2001), to clear any possible bad understanding (-: + * + * We now have seperate script paramaters for adding users/machines so we + * now have some sainity-checking to match. + */ + + DEBUG(10,("checking account %s at pos %d for $ termination\n",account, strlen(account)-1)); +#if 0 + if ((acb_info & ACB_WSTRUST) && (account[strlen(account)-1] == '$')) { + pstrcpy(add_script, lp_addmachine_script()); + } else if ((!(acb_info & ACB_WSTRUST)) && (account[strlen(account)-1] != '$')) { + pstrcpy(add_script, lp_adduser_script()); + } else { + DEBUG(0, ("_api_samr_create_user: mismatch between trust flags and $ termination\n")); + pdb_free_sam(&sam_pass); + return NT_STATUS_UNSUCCESSFUL; + } +#endif + + /* + * we can't check both the ending $ and the acb_info. + * + * UserManager creates trust accounts (ending in $, + * normal that hidden accounts) with the acb_info equals to ACB_NORMAL. + * JFM, 11/29/2001 + */ + if (account[strlen(account)-1] == '$') + pstrcpy(add_script, lp_addmachine_script()); + else + pstrcpy(add_script, lp_adduser_script()); + + if(*add_script) { + int add_ret; + all_string_sub(add_script, "%u", account, sizeof(account)); + add_ret = smbrun(add_script,NULL); + DEBUG(3,("_api_samr_create_user: Running the command `%s' gave %d\n",add_script,add_ret)); + } + + /* add the user in the smbpasswd file or the Samba authority database */ + if (!local_password_change(account, local_flags, NULL, err_str, + sizeof(err_str), msg_str, sizeof(msg_str))) { + DEBUG(0, ("%s\n", err_str)); + pdb_free_sam(&sam_pass); + return NT_STATUS_ACCESS_DENIED; + } + + become_root(); + ret = pdb_getsampwnam(sam_pass, account); + unbecome_root(); + if (ret == False) { + /* account doesn't exist: say so */ + pdb_free_sam(&sam_pass); + return NT_STATUS_ACCESS_DENIED; + } + + /* Get the domain SID stored in the domain policy */ + if(!get_lsa_policy_samr_sid(p, &dom_pol, &sid)) { + pdb_free_sam(&sam_pass); + return NT_STATUS_INVALID_HANDLE; + } + + /* append the user's RID to it */ + if(!sid_append_rid(&sid, pdb_get_user_rid(sam_pass) )) { + pdb_free_sam(&sam_pass); + return NT_STATUS_NO_SUCH_USER; + } + + /* associate the user's SID with the new handle. */ + if ((info = (struct samr_info *)malloc(sizeof(struct samr_info))) == NULL) { + pdb_free_sam(&sam_pass); + return NT_STATUS_NO_MEMORY; + } + + ZERO_STRUCTP(info); + info->sid = sid; + + /* get a (unique) handle. open a policy on it. */ + if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info)) { + pdb_free_sam(&sam_pass); + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + } + + r_u->user_rid=sam_pass->user_rid; + r_u->unknown_0 = 0x000703ff; + + pdb_free_sam(&sam_pass); + + return NT_STATUS_OK; +} + +/******************************************************************* + samr_reply_connect_anon + ********************************************************************/ + +NTSTATUS _samr_connect_anon(pipes_struct *p, SAMR_Q_CONNECT_ANON *q_u, SAMR_R_CONNECT_ANON *r_u) +{ + struct samr_info *info = NULL; + + /* set up the SAMR connect_anon response */ + + r_u->status = NT_STATUS_OK; + + /* associate the user's SID with the new handle. */ + if ((info = (struct samr_info *)malloc(sizeof(struct samr_info))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(info); + info->status = q_u->unknown_0; + + /* get a (unique) handle. open a policy on it. */ + if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info)) + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + + return r_u->status; +} + +/******************************************************************* + samr_reply_connect + ********************************************************************/ + +NTSTATUS _samr_connect(pipes_struct *p, SAMR_Q_CONNECT *q_u, SAMR_R_CONNECT *r_u) +{ + struct samr_info *info = NULL; + + DEBUG(5,("_samr_connect: %d\n", __LINE__)); + + r_u->status = NT_STATUS_OK; + + /* associate the user's SID with the new handle. */ + if ((info = (struct samr_info *)malloc(sizeof(struct samr_info))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(info); + info->status = q_u->access_mask; + + /* get a (unique) handle. open a policy on it. */ + if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info)) + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + + DEBUG(5,("_samr_connect: %d\n", __LINE__)); + + return r_u->status; +} + +/********************************************************************** + api_samr_lookup_domain + **********************************************************************/ + +NTSTATUS _samr_lookup_domain(pipes_struct *p, SAMR_Q_LOOKUP_DOMAIN *q_u, SAMR_R_LOOKUP_DOMAIN *r_u) +{ + r_u->status = NT_STATUS_OK; + + if (!find_policy_by_hnd(p, &q_u->connect_pol, NULL)) + return NT_STATUS_INVALID_HANDLE; + + /* assume the domain name sent is our global_myname and + send global_sam_sid */ + init_samr_r_lookup_domain(r_u, &global_sam_sid, r_u->status); + + return r_u->status; +} + +/****************************************************************** +makes a SAMR_R_ENUM_DOMAINS structure. +********************************************************************/ + +static BOOL make_enum_domains(TALLOC_CTX *ctx, SAM_ENTRY **pp_sam, + UNISTR2 **pp_uni_name, uint32 num_sam_entries, fstring doms[]) +{ + uint32 i; + SAM_ENTRY *sam; + UNISTR2 *uni_name; + + DEBUG(5, ("make_enum_domains\n")); + + *pp_sam = NULL; + *pp_uni_name = NULL; + + if (num_sam_entries == 0) + return True; + + sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_sam_entries); + uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_sam_entries); + + if (sam == NULL || uni_name == NULL) + return False; + + for (i = 0; i < num_sam_entries; i++) { + int len = doms[i] != NULL ? strlen(doms[i]) : 0; + + init_sam_entry(&sam[i], len, 0); + init_unistr2(&uni_name[i], doms[i], len); + } + + *pp_sam = sam; + *pp_uni_name = uni_name; + + return True; +} + +/********************************************************************** + api_samr_enum_domains + **********************************************************************/ + +NTSTATUS _samr_enum_domains(pipes_struct *p, SAMR_Q_ENUM_DOMAINS *q_u, SAMR_R_ENUM_DOMAINS *r_u) +{ + uint32 num_entries = 2; + fstring dom[2]; + + r_u->status = NT_STATUS_OK; + + fstrcpy(dom[0],global_myworkgroup); + fstrcpy(dom[1],"Builtin"); + + if (!make_enum_domains(p->mem_ctx, &r_u->sam, &r_u->uni_dom_name, num_entries, dom)) + return NT_STATUS_NO_MEMORY; + + init_samr_r_enum_domains(r_u, q_u->start_idx + num_entries, num_entries); + + return r_u->status; +} + +/******************************************************************* + api_samr_open_alias + ********************************************************************/ + +NTSTATUS _api_samr_open_alias(pipes_struct *p, SAMR_Q_OPEN_ALIAS *q_u, SAMR_R_OPEN_ALIAS *r_u) +{ + DOM_SID sid; + POLICY_HND domain_pol = q_u->dom_pol; + uint32 alias_rid = q_u->rid_alias; + POLICY_HND *alias_pol = &r_u->pol; + struct samr_info *info = NULL; + + r_u->status = NT_STATUS_OK; + + /* get the domain policy. */ + if (!find_policy_by_hnd(p, &domain_pol, NULL)) + return NT_STATUS_INVALID_HANDLE; + + /* Get the domain SID stored in the domain policy */ + if(!get_lsa_policy_samr_sid(p, &domain_pol, &sid)) + return NT_STATUS_INVALID_HANDLE; + + /* append the alias' RID to it */ + if(!sid_append_rid(&sid, alias_rid)) + return NT_STATUS_NO_SUCH_USER; + + /* + * we should check if the rid really exist !!! + * JFM. + */ + + /* associate the user's SID with the new handle. */ + if ((info = (struct samr_info *)malloc(sizeof(struct samr_info))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(info); + info->sid = sid; + + /* get a (unique) handle. open a policy on it. */ + if (!create_policy_hnd(p, alias_pol, free_samr_info, (void *)info)) + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + + return r_u->status; +} + +/******************************************************************* + set_user_info_10 + ********************************************************************/ + +static BOOL set_user_info_10(const SAM_USER_INFO_10 *id10, uint32 rid) +{ + SAM_ACCOUNT *pwd =NULL; + BOOL ret; + + pdb_init_sam(&pwd); + + ret = pdb_getsampwrid(pwd, rid); + + if(ret==False) { + pdb_free_sam(&pwd); + return False; + } + + if (id10 == NULL) { + DEBUG(5, ("set_user_info_10: NULL id10\n")); + pdb_free_sam(&pwd); + return False; + } + + if (!pdb_set_acct_ctrl(pwd, id10->acb_info)) { + pdb_free_sam(&pwd); + return False; + } + + if(!pdb_update_sam_account(pwd, True)) { + pdb_free_sam(&pwd); + return False; + } + + pdb_free_sam(&pwd); + + return True; +} + +/******************************************************************* + set_user_info_12 + ********************************************************************/ + +static BOOL set_user_info_12(SAM_USER_INFO_12 *id12, uint32 rid) +{ + SAM_ACCOUNT *pwd = NULL; + + pdb_init_sam(&pwd); + + if(!pdb_getsampwrid(pwd, rid)) { + pdb_free_sam(&pwd); + return False; + } + + if (id12 == NULL) { + DEBUG(2, ("set_user_info_12: id12 is NULL\n")); + pdb_free_sam(&pwd); + return False; + } + + if (!pdb_set_lanman_passwd (pwd, id12->lm_pwd)) { + pdb_free_sam(&pwd); + return False; + } + if (!pdb_set_nt_passwd (pwd, id12->nt_pwd)) { + pdb_free_sam(&pwd); + return False; + } + if (!pdb_set_pass_changed_now (pwd)) { + pdb_free_sam(&pwd); + return False; + } + + if(!pdb_update_sam_account(pwd, True)) { + pdb_free_sam(&pwd); + return False; + } + + pdb_free_sam(&pwd); + return True; +} + +/******************************************************************* + set_user_info_21 + ********************************************************************/ + +static BOOL set_user_info_21(SAM_USER_INFO_21 *id21, uint32 rid) +{ + SAM_ACCOUNT *pwd = NULL; + + if (id21 == NULL) { + DEBUG(5, ("set_user_info_21: NULL id21\n")); + return False; + } + + pdb_init_sam(&pwd); + + if (!pdb_getsampwrid(pwd, rid)) { + pdb_free_sam(&pwd); + return False; + } + + copy_id21_to_sam_passwd(pwd, id21); + + /* + * The funny part about the previous two calls is + * that pwd still has the password hashes from the + * passdb entry. These have not been updated from + * id21. I don't know if they need to be set. --jerry + */ + + /* write the change out */ + if(!pdb_update_sam_account(pwd, True)) { + pdb_free_sam(&pwd); + return False; + } + + pdb_free_sam(&pwd); + + return True; +} + +/******************************************************************* + set_user_info_23 + ********************************************************************/ + +static BOOL set_user_info_23(SAM_USER_INFO_23 *id23, uint32 rid) +{ + SAM_ACCOUNT *pwd = NULL; + pstring plaintext_buf; + uint32 len; + uint16 acct_ctrl; + + if (id23 == NULL) { + DEBUG(5, ("set_user_info_23: NULL id23\n")); + return False; + } + + pdb_init_sam(&pwd); + + if (!pdb_getsampwrid(pwd, rid)) { + pdb_free_sam(&pwd); + return False; + } + + acct_ctrl = pdb_get_acct_ctrl(pwd); + + copy_id23_to_sam_passwd(pwd, id23); + + if (!decode_pw_buffer((char*)id23->pass, plaintext_buf, 256, &len)) { + pdb_free_sam(&pwd); + return False; + } + + if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) { + pdb_free_sam(&pwd); + return False; + } + + /* if it's a trust account, don't update /etc/passwd */ + if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) || + ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) || + ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) { + DEBUG(5, ("Changing trust account password, not updating /etc/passwd\n")); + } else { + /* update the UNIX password */ + if (lp_unix_password_sync() ) + if(!chgpasswd(pdb_get_username(pwd), "", plaintext_buf, True)) { + pdb_free_sam(&pwd); + return False; + } + } + + ZERO_STRUCT(plaintext_buf); + + if(!pdb_update_sam_account(pwd, True)) { + pdb_free_sam(&pwd); + return False; + } + + pdb_free_sam(&pwd); + + return True; +} + +/******************************************************************* + set_user_info_pw + ********************************************************************/ + +static BOOL set_user_info_pw(char *pass, uint32 rid) +{ + SAM_ACCOUNT *pwd = NULL; + uint32 len; + pstring plaintext_buf; + uint16 acct_ctrl; + + pdb_init_sam(&pwd); + + if (!pdb_getsampwrid(pwd, rid)) { + pdb_free_sam(&pwd); + return False; + } + + acct_ctrl = pdb_get_acct_ctrl(pwd); + + ZERO_STRUCT(plaintext_buf); + + if (!decode_pw_buffer(pass, plaintext_buf, 256, &len)) { + pdb_free_sam(&pwd); + return False; + } + + if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) { + pdb_free_sam(&pwd); + return False; + } + + /* if it's a trust account, don't update /etc/passwd */ + if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) || + ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) || + ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) { + DEBUG(5, ("Changing trust account password, not updating /etc/passwd\n")); + } else { + /* update the UNIX password */ + if (lp_unix_password_sync()) + if(!chgpasswd(pdb_get_username(pwd), "", plaintext_buf, True)) { + pdb_free_sam(&pwd); + return False; + } + } + + ZERO_STRUCT(plaintext_buf); + + DEBUG(5,("set_user_info_pw: pdb_update_sam_account()\n")); + + /* update the SAMBA password */ + if(!pdb_update_sam_account(pwd, True)) { + pdb_free_sam(&pwd); + return False; + } + + pdb_free_sam(&pwd); + + return True; +} + +/******************************************************************* + samr_reply_set_userinfo + ********************************************************************/ + +NTSTATUS _samr_set_userinfo(pipes_struct *p, SAMR_Q_SET_USERINFO *q_u, SAMR_R_SET_USERINFO *r_u) +{ + uint32 rid = 0x0; + DOM_SID sid; + struct current_user user; + SAM_ACCOUNT *sam_pass=NULL; + unsigned char sess_key[16]; + POLICY_HND *pol = &q_u->pol; + uint16 switch_value = q_u->switch_value; + SAM_USERINFO_CTR *ctr = q_u->ctr; + BOOL ret; + + DEBUG(5, ("_samr_set_userinfo: %d\n", __LINE__)); + + r_u->status = NT_STATUS_OK; + + if (p->ntlmssp_auth_validated) { + memcpy(&user, &p->pipe_user, sizeof(user)); + } else { + extern struct current_user current_user; + memcpy(&user, ¤t_user, sizeof(user)); + } + + /* find the policy handle. open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, pol, &sid)) + return NT_STATUS_INVALID_HANDLE; + + sid_split_rid(&sid, &rid); + + DEBUG(5, ("_samr_set_userinfo: rid:0x%x, level:%d\n", rid, switch_value)); + + if (ctr == NULL) { + DEBUG(5, ("_samr_set_userinfo: NULL info level\n")); + return NT_STATUS_INVALID_INFO_CLASS; + } + + + pdb_init_sam(&sam_pass); + + /* + * We need the NT hash of the user who is changing the user's password. + * This NT hash is used to generate a "user session key" + * This "user session key" is in turn used to encrypt/decrypt the user's password. + */ + + become_root(); + ret = pdb_getsampwuid(sam_pass, user.uid); + unbecome_root(); + if(ret == False) { + DEBUG(0,("_samr_set_userinfo: Unable to get smbpasswd entry for uid %u\n", (unsigned int)user.uid )); + pdb_free_sam(&sam_pass); + return NT_STATUS_ACCESS_DENIED; + } + + memset(sess_key, '\0', 16); + mdfour(sess_key, pdb_get_nt_passwd(sam_pass), 16); + + pdb_free_sam(&sam_pass); + + /* ok! user info levels (lots: see MSDEV help), off we go... */ + switch (switch_value) { + case 0x12: + if (!set_user_info_12(ctr->info.id12, rid)) + return NT_STATUS_ACCESS_DENIED; + break; + + case 24: + SamOEMhash(ctr->info.id24->pass, sess_key, 516); + + dump_data(100, (char *)ctr->info.id24->pass, 516); + + if (!set_user_info_pw((char *)ctr->info.id24->pass, rid)) + return NT_STATUS_ACCESS_DENIED; + break; + + case 25: +#if 0 + /* + * Currently we don't really know how to unmarshall + * the level 25 struct, and the password encryption + * is different. This is a placeholder for when we + * do understand it. In the meantime just return INVALID + * info level and W2K SP2 drops down to level 23... JRA. + */ + + SamOEMhash(ctr->info.id25->pass, sess_key, 532); + + dump_data(100, (char *)ctr->info.id25->pass, 532); + + if (!set_user_info_pw(ctr->info.id25->pass, rid)) + return NT_STATUS_ACCESS_DENIED; + break; +#endif + return NT_STATUS_INVALID_INFO_CLASS; + + case 23: + SamOEMhash(ctr->info.id23->pass, sess_key, 516); + + dump_data(100, (char *)ctr->info.id23->pass, 516); + + if (!set_user_info_23(ctr->info.id23, rid)) + return NT_STATUS_ACCESS_DENIED; + break; + + default: + return NT_STATUS_INVALID_INFO_CLASS; + } + + return r_u->status; +} + +/******************************************************************* + samr_reply_set_userinfo2 + ********************************************************************/ + +NTSTATUS _samr_set_userinfo2(pipes_struct *p, SAMR_Q_SET_USERINFO2 *q_u, SAMR_R_SET_USERINFO2 *r_u) +{ + DOM_SID sid; + uint32 rid = 0x0; + SAM_USERINFO_CTR *ctr = q_u->ctr; + POLICY_HND *pol = &q_u->pol; + uint16 switch_value = q_u->switch_value; + + DEBUG(5, ("samr_reply_set_userinfo2: %d\n", __LINE__)); + + r_u->status = NT_STATUS_OK; + + /* find the policy handle. open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, pol, &sid)) + return NT_STATUS_INVALID_HANDLE; + + sid_split_rid(&sid, &rid); + + DEBUG(5, ("samr_reply_set_userinfo2: rid:0x%x\n", rid)); + + if (ctr == NULL) { + DEBUG(5, ("samr_reply_set_userinfo2: NULL info level\n")); + return NT_STATUS_INVALID_INFO_CLASS; + } + + switch_value=ctr->switch_value; + + /* ok! user info levels (lots: see MSDEV help), off we go... */ + switch (switch_value) { + case 21: + if (!set_user_info_21(ctr->info.id21, rid)) + return NT_STATUS_ACCESS_DENIED; + break; + case 16: + if (!set_user_info_10(ctr->info.id10, rid)) + return NT_STATUS_ACCESS_DENIED; + break; + case 18: + /* Used by AS/U JRA. */ + if (!set_user_info_12(ctr->info.id12, rid)) + return NT_STATUS_ACCESS_DENIED; + break; + default: + return NT_STATUS_INVALID_INFO_CLASS; + } + + return r_u->status; +} + +/********************************************************************* + _samr_query_aliasmem +*********************************************************************/ + +NTSTATUS _samr_query_useraliases(pipes_struct *p, SAMR_Q_QUERY_USERALIASES *q_u, SAMR_R_QUERY_USERALIASES *r_u) +{ + int num_groups = 0, tmp_num_groups=0; + uint32 *rids=NULL, *new_rids=NULL, *tmp_rids=NULL; + struct samr_info *info = NULL; + int i,j; + /* until i see a real useraliases query, we fack one up */ + + /* I have seen one, JFM 2/12/2001 */ + /* + * Explanation of what this call does: + * for all the SID given in the request: + * return a list of alias (local groups) + * that have those SID as members. + * + * and that's the alias in the domain specified + * in the policy_handle + * + * if the policy handle is on an incorrect sid + * for example a user's sid + * we should reply NT_STATUS_OBJECT_TYPE_MISMATCH + */ + + r_u->status = NT_STATUS_OK; + + DEBUG(5,("_samr_query_useraliases: %d\n", __LINE__)); + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) + return NT_STATUS_INVALID_HANDLE; + + if (!sid_check_is_domain(&info->sid) && + !sid_check_is_builtin(&info->sid)) + return NT_STATUS_OBJECT_TYPE_MISMATCH; + + + for (i=0; i<q_u->num_sids1; i++) { + + r_u->status=get_alias_user_groups(p->mem_ctx, &info->sid, &tmp_num_groups, &tmp_rids, &(q_u->sid[i].sid)); + + /* + * if there is an error, we just continue as + * it can be an unfound user or group + */ + if (NT_STATUS_IS_ERR(r_u->status)) { + DEBUG(10,("_samr_query_useraliases: an error occured while getting groups\n")); + continue; + } + + if (tmp_num_groups==0) { + DEBUG(10,("_samr_query_useraliases: no groups found\n")); + continue; + } + + new_rids=(uint32 *)talloc_realloc(p->mem_ctx, rids, (num_groups+tmp_num_groups)*sizeof(uint32)); + if (new_rids==NULL) { + DEBUG(0,("_samr_query_useraliases: could not realloc memory\n")); + return NT_STATUS_NO_MEMORY; + } + rids=new_rids; + + for (j=0; j<tmp_num_groups; j++) + rids[j+num_groups]=tmp_rids[j]; + + safe_free(tmp_rids); + + num_groups+=tmp_num_groups; + } + + init_samr_r_query_useraliases(r_u, num_groups, rids, NT_STATUS_OK); + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_query_aliasmem +*********************************************************************/ + +NTSTATUS _samr_query_aliasmem(pipes_struct *p, SAMR_Q_QUERY_ALIASMEM *q_u, SAMR_R_QUERY_ALIASMEM *r_u) +{ + int i; + + GROUP_MAP map; + int num_uids = 0; + DOM_SID2 *sid; + uid_t *uid=NULL; + + DOM_SID alias_sid; + DOM_SID als_sid; + uint32 alias_rid; + fstring alias_sid_str; + DOM_SID temp_sid; + + + /* find the policy handle. open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid)) + return NT_STATUS_INVALID_HANDLE; + + sid_copy(&als_sid, &alias_sid); + sid_to_string(alias_sid_str, &alias_sid); + sid_split_rid(&alias_sid, &alias_rid); + + DEBUG(10, ("sid is %s\n", alias_sid_str)); + + if (sid_equal(&alias_sid, &global_sid_Builtin)) { + DEBUG(10, ("lookup on Builtin SID (S-1-5-32)\n")); + if(!get_local_group_from_sid(als_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_ALIAS; + } else { + if (sid_equal(&alias_sid, &global_sam_sid)) { + DEBUG(10, ("lookup on Server SID\n")); + if(!get_local_group_from_sid(als_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_ALIAS; + } + } + + if(!get_uid_list_of_group(map.gid, &uid, &num_uids)) + return NT_STATUS_NO_SUCH_ALIAS; + + DEBUG(10, ("sid is %s\n", alias_sid_str)); + sid = (DOM_SID2 *)talloc_zero(p->mem_ctx, sizeof(DOM_SID2) * num_uids); + if (num_uids!=0 && sid == NULL) + return NT_STATUS_NO_MEMORY; + + for (i = 0; i < num_uids; i++) { + sid_copy(&temp_sid, &global_sam_sid); + sid_append_rid(&temp_sid, pdb_uid_to_user_rid(uid[i])); + + init_dom_sid2(&sid[i], &temp_sid); + } + + DEBUG(10, ("sid is %s\n", alias_sid_str)); + init_samr_r_query_aliasmem(r_u, num_uids, sid, NT_STATUS_OK); + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_query_groupmem +*********************************************************************/ + +NTSTATUS _samr_query_groupmem(pipes_struct *p, SAMR_Q_QUERY_GROUPMEM *q_u, SAMR_R_QUERY_GROUPMEM *r_u) +{ + int num_uids = 0; + int i; + DOM_SID group_sid; + uint32 group_rid; + fstring group_sid_str; + uid_t *uid=NULL; + + GROUP_MAP map; + + uint32 *rid=NULL; + uint32 *attr=NULL; + + + /* find the policy handle. open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid)) + return NT_STATUS_INVALID_HANDLE; + + /* todo: change to use sid_compare_front */ + + sid_split_rid(&group_sid, &group_rid); + sid_to_string(group_sid_str, &group_sid); + DEBUG(10, ("sid is %s\n", group_sid_str)); + + /* can we get a query for an SID outside our domain ? */ + if (!sid_equal(&group_sid, &global_sam_sid)) + return NT_STATUS_NO_SUCH_GROUP; + + sid_append_rid(&group_sid, group_rid); + DEBUG(10, ("lookup on Domain SID\n")); + + if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_GROUP; + + if(!get_uid_list_of_group(map.gid, &uid, &num_uids)) + return NT_STATUS_NO_SUCH_GROUP; + + rid=talloc_zero(p->mem_ctx, sizeof(uint32)*num_uids); + attr=talloc_zero(p->mem_ctx, sizeof(uint32)*num_uids); + + if (num_uids!=0 && (rid==NULL || attr==NULL)) + return NT_STATUS_NO_MEMORY; + + for (i=0; i<num_uids; i++) { + rid[i]=pdb_uid_to_user_rid(uid[i]); + attr[i] = SID_NAME_USER; + } + + init_samr_r_query_groupmem(r_u, num_uids, rid, attr, NT_STATUS_OK); + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_add_aliasmem +*********************************************************************/ + +NTSTATUS _samr_add_aliasmem(pipes_struct *p, SAMR_Q_ADD_ALIASMEM *q_u, SAMR_R_ADD_ALIASMEM *r_u) +{ + DOM_SID alias_sid; + fstring alias_sid_str; + uid_t uid; + struct passwd *pwd; + struct group *grp; + fstring grp_name; + uint32 rid; + GROUP_MAP map; + + /* Find the policy handle. Open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid)) + return NT_STATUS_INVALID_HANDLE; + + sid_to_string(alias_sid_str, &alias_sid); + DEBUG(10, ("sid is %s\n", alias_sid_str)); + + if (sid_compare(&alias_sid, &global_sam_sid)>0) { + DEBUG(10, ("adding member on Server SID\n")); + if(!get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_ALIAS; + + } else { + if (sid_compare(&alias_sid, &global_sid_Builtin)>0) { + DEBUG(10, ("adding member on BUILTIN SID\n")); + if( !get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_ALIAS; + + } else + return NT_STATUS_NO_SUCH_ALIAS; + } + + sid_split_rid(&q_u->sid.sid, &rid); + uid=pdb_user_rid_to_uid(rid); + + if ((pwd=getpwuid(uid)) == NULL) + return NT_STATUS_NO_SUCH_USER; + + if ((grp=getgrgid(map.gid)) == NULL) + return NT_STATUS_NO_SUCH_ALIAS; + + /* we need to copy the name otherwise it's overloaded in user_in_group_list */ + fstrcpy(grp_name, grp->gr_name); + + /* if the user is already in the group */ + if(user_in_group_list(pwd->pw_name, grp_name)) + return NT_STATUS_MEMBER_IN_ALIAS; + + /* + * ok, the group exist, the user exist, the user is not in the group, + * we can (finally) add it to the group ! + */ + smb_add_user_group(grp_name, pwd->pw_name); + + /* check if the user has been added then ... */ + if(!user_in_group_list(pwd->pw_name, grp_name)) + return NT_STATUS_MEMBER_NOT_IN_ALIAS; /* don't know what to reply else */ + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_del_aliasmem +*********************************************************************/ + +NTSTATUS _samr_del_aliasmem(pipes_struct *p, SAMR_Q_DEL_ALIASMEM *q_u, SAMR_R_DEL_ALIASMEM *r_u) +{ + DOM_SID alias_sid; + fstring alias_sid_str; + struct group *grp; + fstring grp_name; + uint32 rid; + GROUP_MAP map; + SAM_ACCOUNT *sam_pass=NULL; + + /* Find the policy handle. Open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid)) + return NT_STATUS_INVALID_HANDLE; + + sid_to_string(alias_sid_str, &alias_sid); + DEBUG(10, ("_samr_del_aliasmem:sid is %s\n", alias_sid_str)); + + if (!sid_check_is_in_our_domain(&alias_sid) && + !sid_check_is_in_builtin(&alias_sid)) { + DEBUG(10, ("_samr_del_aliasmem:invalid alias group\n")); + return NT_STATUS_NO_SUCH_ALIAS; + } + + if( !get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_ALIAS; + + if ((grp=getgrgid(map.gid)) == NULL) + return NT_STATUS_NO_SUCH_ALIAS; + + /* we need to copy the name otherwise it's overloaded in user_in_group_list */ + fstrcpy(grp_name, grp->gr_name); + + sid_peek_rid(&q_u->sid.sid, &rid); + + /* check if the user exists before trying to remove it from the group */ + pdb_init_sam(&sam_pass); + if(!pdb_getsampwrid(sam_pass, rid)) { + DEBUG(5,("_samr_del_aliasmem:User %d doesn't exist.\n", sam_pass->username)); + pdb_free_sam(&sam_pass); + return NT_STATUS_NO_SUCH_USER; + } + + /* if the user is not in the group */ + if(!user_in_group_list(sam_pass->username, grp_name)) { + pdb_free_sam(&sam_pass); + return NT_STATUS_MEMBER_IN_ALIAS; + } + + smb_delete_user_group(grp_name, sam_pass->username); + + /* check if the user has been removed then ... */ + if(user_in_group_list(sam_pass->username, grp_name)) { + pdb_free_sam(&sam_pass); + return NT_STATUS_MEMBER_NOT_IN_ALIAS; /* don't know what to reply else */ + } + + pdb_free_sam(&sam_pass); + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_add_groupmem +*********************************************************************/ + +NTSTATUS _samr_add_groupmem(pipes_struct *p, SAMR_Q_ADD_GROUPMEM *q_u, SAMR_R_ADD_GROUPMEM *r_u) +{ + DOM_SID group_sid; + fstring group_sid_str; + struct passwd *pwd; + struct group *grp; + fstring grp_name; + GROUP_MAP map; + + /* Find the policy handle. Open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid)) + return NT_STATUS_INVALID_HANDLE; + + sid_to_string(group_sid_str, &group_sid); + DEBUG(10, ("sid is %s\n", group_sid_str)); + + if (sid_compare(&group_sid, &global_sam_sid)<=0) + return NT_STATUS_NO_SUCH_GROUP; + + DEBUG(10, ("lookup on Domain SID\n")); + + if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_GROUP; + + if ((pwd=getpwuid(pdb_user_rid_to_uid(q_u->rid))) ==NULL) + return NT_STATUS_NO_SUCH_USER; + + if ((grp=getgrgid(map.gid)) == NULL) + return NT_STATUS_NO_SUCH_GROUP; + + /* we need to copy the name otherwise it's overloaded in user_in_group_list */ + fstrcpy(grp_name, grp->gr_name); + + /* if the user is already in the group */ + if(user_in_group_list(pwd->pw_name, grp_name)) + return NT_STATUS_MEMBER_IN_GROUP; + + /* + * ok, the group exist, the user exist, the user is not in the group, + * + * we can (finally) add it to the group ! + */ + + smb_add_user_group(grp_name, pwd->pw_name); + + /* check if the user has been added then ... */ + if(!user_in_group_list(pwd->pw_name, grp_name)) + return NT_STATUS_MEMBER_NOT_IN_GROUP; /* don't know what to reply else */ + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_del_groupmem +*********************************************************************/ + +NTSTATUS _samr_del_groupmem(pipes_struct *p, SAMR_Q_DEL_GROUPMEM *q_u, SAMR_R_DEL_GROUPMEM *r_u) +{ + DOM_SID group_sid; + SAM_ACCOUNT *sam_pass=NULL; + uint32 rid; + GROUP_MAP map; + fstring grp_name; + struct group *grp; + + /* + * delete the group member named q_u->rid + * who is a member of the sid associated with the handle + * the rid is a user's rid as the group is a domain group. + */ + + /* Find the policy handle. Open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid)) + return NT_STATUS_INVALID_HANDLE; + + if(!sid_check_is_in_our_domain(&group_sid)) + return NT_STATUS_NO_SUCH_GROUP; + + rid=q_u->rid; + + if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_GROUP; + + if ((grp=getgrgid(map.gid)) == NULL) + return NT_STATUS_NO_SUCH_GROUP; + + /* we need to copy the name otherwise it's overloaded in user_in_group_list */ + fstrcpy(grp_name, grp->gr_name); + + /* check if the user exists before trying to remove it from the group */ + pdb_init_sam(&sam_pass); + if(!pdb_getsampwrid(sam_pass, rid)) { + DEBUG(5,("User %d doesn't exist.\n", sam_pass->username)); + pdb_free_sam(&sam_pass); + return NT_STATUS_NO_SUCH_USER; + } + + /* if the user is not in the group */ + if(!user_in_group_list(sam_pass->username, grp_name)) { + pdb_free_sam(&sam_pass); + return NT_STATUS_MEMBER_NOT_IN_GROUP; + } + + smb_delete_user_group(grp_name, sam_pass->username); + + /* check if the user has been removed then ... */ + if(user_in_group_list(sam_pass->username, grp_name)) { + pdb_free_sam(&sam_pass); + return NT_STATUS_ACCESS_DENIED; /* don't know what to reply else */ + } + + pdb_free_sam(&sam_pass); + return NT_STATUS_OK; + +} + +/********************************************************************* + _samr_delete_dom_user +*********************************************************************/ + +NTSTATUS _samr_delete_dom_user(pipes_struct *p, SAMR_Q_DELETE_DOM_USER *q_u, SAMR_R_DELETE_DOM_USER *r_u ) +{ + DOM_SID user_sid; + SAM_ACCOUNT *sam_pass=NULL; + uint32 rid; + + DEBUG(5, ("_samr_delete_dom_user: %d\n", __LINE__)); + + /* Find the policy handle. Open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &user_sid)) + return NT_STATUS_INVALID_HANDLE; + + if (!sid_check_is_in_our_domain(&user_sid)) + return NT_STATUS_CANNOT_DELETE; + + sid_peek_rid(&user_sid, &rid); + + /* check if the user exists before trying to delete */ + pdb_init_sam(&sam_pass); + if(!pdb_getsampwrid(sam_pass, rid)) { + DEBUG(5,("_samr_delete_dom_user:User %d doesn't exist.\n", sam_pass->username)); + pdb_free_sam(&sam_pass); + return NT_STATUS_NO_SUCH_USER; + } + + /* delete the unix side */ + /* + * note: we don't check if the delete really happened + * as the script is not necessary present + * and maybe the sysadmin doesn't want to delete the unix side + */ + smb_delete_user(sam_pass->username); + + /* and delete the samba side */ + if (!pdb_delete_sam_account(sam_pass->username)) { + DEBUG(5,("_samr_delete_dom_user:Failed to delete entry for user %s.\n", sam_pass->username)); + pdb_free_sam(&sam_pass); + return NT_STATUS_CANNOT_DELETE; + } + + pdb_free_sam(&sam_pass); + + if (!close_policy_hnd(p, &q_u->user_pol)) + return NT_STATUS_OBJECT_NAME_INVALID; + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_delete_dom_group +*********************************************************************/ + +NTSTATUS _samr_delete_dom_group(pipes_struct *p, SAMR_Q_DELETE_DOM_GROUP *q_u, SAMR_R_DELETE_DOM_GROUP *r_u) +{ + DOM_SID group_sid; + DOM_SID dom_sid; + uint32 group_rid; + fstring group_sid_str; + gid_t gid; + struct group *grp; + GROUP_MAP map; + + DEBUG(5, ("samr_delete_dom_group: %d\n", __LINE__)); + + /* Find the policy handle. Open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid)) + return NT_STATUS_INVALID_HANDLE; + + sid_copy(&dom_sid, &group_sid); + sid_to_string(group_sid_str, &dom_sid); + sid_split_rid(&dom_sid, &group_rid); + + DEBUG(10, ("sid is %s\n", group_sid_str)); + + /* we check if it's our SID before deleting */ + if (!sid_equal(&dom_sid, &global_sam_sid)) + return NT_STATUS_NO_SUCH_GROUP; + + DEBUG(10, ("lookup on Domain SID\n")); + + if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_GROUP; + + gid=map.gid; + + /* check if group really exists */ + if ( (grp=getgrgid(gid)) == NULL) + return NT_STATUS_NO_SUCH_GROUP; + + /* we can delete the UNIX group */ + smb_delete_group(grp->gr_name); + + /* check if the group has been successfully deleted */ + if ( (grp=getgrgid(gid)) != NULL) + return NT_STATUS_ACCESS_DENIED; + + if(!group_map_remove(group_sid)) + return NT_STATUS_ACCESS_DENIED; + + if (!close_policy_hnd(p, &q_u->group_pol)) + return NT_STATUS_OBJECT_NAME_INVALID; + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_delete_dom_alias +*********************************************************************/ + +NTSTATUS _samr_delete_dom_alias(pipes_struct *p, SAMR_Q_DELETE_DOM_ALIAS *q_u, SAMR_R_DELETE_DOM_ALIAS *r_u) +{ + DOM_SID alias_sid; + DOM_SID dom_sid; + uint32 alias_rid; + fstring alias_sid_str; + gid_t gid; + struct group *grp; + GROUP_MAP map; + + DEBUG(5, ("_samr_delete_dom_alias: %d\n", __LINE__)); + + /* Find the policy handle. Open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid)) + return NT_STATUS_INVALID_HANDLE; + + sid_copy(&dom_sid, &alias_sid); + sid_to_string(alias_sid_str, &dom_sid); + sid_split_rid(&dom_sid, &alias_rid); + + DEBUG(10, ("sid is %s\n", alias_sid_str)); + + /* we check if it's our SID before deleting */ + if (!sid_equal(&dom_sid, &global_sam_sid)) + return NT_STATUS_NO_SUCH_ALIAS; + + DEBUG(10, ("lookup on Local SID\n")); + + if(!get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_ALIAS; + + gid=map.gid; + + /* check if group really exists */ + if ( (grp=getgrgid(gid)) == NULL) + return NT_STATUS_NO_SUCH_ALIAS; + + /* we can delete the UNIX group */ + smb_delete_group(grp->gr_name); + + /* check if the group has been successfully deleted */ + if ( (grp=getgrgid(gid)) != NULL) + return NT_STATUS_ACCESS_DENIED; + + /* don't check if we removed it as it could be an un-mapped group */ + group_map_remove(alias_sid); + + if (!close_policy_hnd(p, &q_u->alias_pol)) + return NT_STATUS_OBJECT_NAME_INVALID; + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_create_dom_group +*********************************************************************/ + +NTSTATUS _samr_create_dom_group(pipes_struct *p, SAMR_Q_CREATE_DOM_GROUP *q_u, SAMR_R_CREATE_DOM_GROUP *r_u) +{ + DOM_SID dom_sid; + DOM_SID info_sid; + fstring name; + fstring sid_string; + struct group *grp; + struct samr_info *info; + PRIVILEGE_SET priv_set; + + init_privilege(&priv_set); + + /* Find the policy handle. Open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->pol, &dom_sid)) + return NT_STATUS_INVALID_HANDLE; + + if (!sid_equal(&dom_sid, &global_sam_sid)) + return NT_STATUS_ACCESS_DENIED; + + /* TODO: check if allowed to create group and add a become_root/unbecome_root pair.*/ + + unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1); + + /* check if group already exist */ + if ((grp=getgrnam(name)) != NULL) + return NT_STATUS_GROUP_EXISTS; + + /* we can create the UNIX group */ + smb_create_group(name); + + /* check if the group has been successfully created */ + if ((grp=getgrnam(name)) == NULL) + return NT_STATUS_ACCESS_DENIED; + + r_u->rid=pdb_gid_to_group_rid(grp->gr_gid); + + /* add the group to the mapping table */ + if(!add_initial_entry(grp->gr_gid, sid_string, SID_NAME_DOM_GRP, name, NULL, priv_set, PR_ACCESS_FROM_NETWORK)) + return NT_STATUS_ACCESS_DENIED; + + if ((info = (struct samr_info *)malloc(sizeof(struct samr_info))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(info); + + sid_copy(&info_sid, &global_sam_sid); + sid_append_rid(&info->sid, r_u->rid); + sid_to_string(sid_string, &info->sid); + + /* get a (unique) handle. open a policy on it. */ + if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info)) + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_create_dom_alias +*********************************************************************/ + +NTSTATUS _samr_create_dom_alias(pipes_struct *p, SAMR_Q_CREATE_DOM_ALIAS *q_u, SAMR_R_CREATE_DOM_ALIAS *r_u) +{ + DOM_SID dom_sid; + fstring name; + fstring sid_string; + struct group *grp; + struct samr_info *info; + PRIVILEGE_SET priv_set; + + init_privilege(&priv_set); + + /* Find the policy handle. Open a policy on it. */ + if (!get_lsa_policy_samr_sid(p, &q_u->dom_pol, &dom_sid)) + return NT_STATUS_INVALID_HANDLE; + + if (!sid_equal(&dom_sid, &global_sam_sid)) + return NT_STATUS_ACCESS_DENIED; + + /* TODO: check if allowed to create group and add a become_root/unbecome_root pair.*/ + + unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1); + + /* check if group already exists */ + if ( (grp=getgrnam(name)) != NULL) + return NT_STATUS_GROUP_EXISTS; + + /* we can create the UNIX group */ + smb_create_group(name); + + /* check if the group has been successfully created */ + if ((grp=getgrnam(name)) == NULL) + return NT_STATUS_ACCESS_DENIED; + + r_u->rid=pdb_gid_to_group_rid(grp->gr_gid); + + if ((info = (struct samr_info *)malloc(sizeof(struct samr_info))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(info); + + sid_copy(&info->sid, &global_sam_sid); + sid_append_rid(&info->sid, r_u->rid); + sid_to_string(sid_string, &info->sid); + + /* add the group to the mapping table */ + if(!add_initial_entry(grp->gr_gid, sid_string, SID_NAME_ALIAS, name, NULL, priv_set, PR_ACCESS_FROM_NETWORK)) + return NT_STATUS_ACCESS_DENIED; + + /* get a (unique) handle. open a policy on it. */ + if (!create_policy_hnd(p, &r_u->alias_pol, free_samr_info, (void *)info)) + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_query_groupinfo + +sends the name/comment pair of a domain group +level 1 send also the number of users of that group +*********************************************************************/ + +NTSTATUS _samr_query_groupinfo(pipes_struct *p, SAMR_Q_QUERY_GROUPINFO *q_u, SAMR_R_QUERY_GROUPINFO *r_u) +{ + DOM_SID group_sid; + GROUP_MAP map; + uid_t *uid=NULL; + int num_uids=0; + GROUP_INFO_CTR *ctr; + + if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid)) + return NT_STATUS_INVALID_HANDLE; + + if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_INVALID_HANDLE; + + ctr=(GROUP_INFO_CTR *)talloc_zero(p->mem_ctx, sizeof(GROUP_INFO_CTR)); + if (ctr==NULL) + return NT_STATUS_NO_MEMORY; + + switch (q_u->switch_level) { + case 1: + ctr->switch_value1 = 1; + if(!get_uid_list_of_group(map.gid, &uid, &num_uids)) + return NT_STATUS_NO_SUCH_GROUP; + init_samr_group_info1(&ctr->group.info1, map.nt_name, map.comment, num_uids); + SAFE_FREE(uid); + break; + case 3: + ctr->switch_value1 = 3; + init_samr_group_info3(&ctr->group.info3); + break; + case 4: + ctr->switch_value1 = 4; + init_samr_group_info4(&ctr->group.info4, map.comment); + break; + default: + return NT_STATUS_INVALID_INFO_CLASS; + } + + init_samr_r_query_groupinfo(r_u, ctr, NT_STATUS_OK); + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_set_groupinfo + + update a domain group's comment. +*********************************************************************/ + +NTSTATUS _samr_set_groupinfo(pipes_struct *p, SAMR_Q_SET_GROUPINFO *q_u, SAMR_R_SET_GROUPINFO *r_u) +{ + DOM_SID group_sid; + GROUP_MAP map; + GROUP_INFO_CTR *ctr; + + if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid)) + return NT_STATUS_INVALID_HANDLE; + + if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITH_PRIV)) + return NT_STATUS_NO_SUCH_GROUP; + + ctr=q_u->ctr; + + switch (ctr->switch_value1) { + case 1: + unistr2_to_ascii(map.comment, &(ctr->group.info1.uni_acct_desc), sizeof(map.comment)-1); + break; + case 4: + unistr2_to_ascii(map.comment, &(ctr->group.info4.uni_acct_desc), sizeof(map.comment)-1); + break; + default: + free_privilege(&map.priv_set); + return NT_STATUS_INVALID_INFO_CLASS; + } + + if(!add_mapping_entry(&map, TDB_REPLACE)) { + free_privilege(&map.priv_set); + return NT_STATUS_NO_SUCH_GROUP; + } + + free_privilege(&map.priv_set); + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_set_groupinfo + + update a domain group's comment. +*********************************************************************/ + +NTSTATUS _samr_set_aliasinfo(pipes_struct *p, SAMR_Q_SET_ALIASINFO *q_u, SAMR_R_SET_ALIASINFO *r_u) +{ + DOM_SID group_sid; + GROUP_MAP map; + ALIAS_INFO_CTR *ctr; + + if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &group_sid)) + return NT_STATUS_INVALID_HANDLE; + + if (!get_local_group_from_sid(group_sid, &map, MAPPING_WITH_PRIV)) + return NT_STATUS_NO_SUCH_GROUP; + + ctr=&q_u->ctr; + + switch (ctr->switch_value1) { + case 3: + unistr2_to_ascii(map.comment, &(ctr->alias.info3.uni_acct_desc), sizeof(map.comment)-1); + break; + default: + free_privilege(&map.priv_set); + return NT_STATUS_INVALID_INFO_CLASS; + } + + if(!add_mapping_entry(&map, TDB_REPLACE)) { + free_privilege(&map.priv_set); + return NT_STATUS_NO_SUCH_GROUP; + } + + free_privilege(&map.priv_set); + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_get_dom_pwinfo +*********************************************************************/ + +NTSTATUS _samr_get_dom_pwinfo(pipes_struct *p, SAMR_Q_GET_DOM_PWINFO *q_u, SAMR_R_GET_DOM_PWINFO *r_u) +{ + /* Actually, returning zeros here works quite well :-). */ + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_open_group +*********************************************************************/ + +NTSTATUS _samr_open_group(pipes_struct *p, SAMR_Q_OPEN_GROUP *q_u, SAMR_R_OPEN_GROUP *r_u) +{ + DOM_SID sid; + GROUP_MAP map; + struct samr_info *info; + fstring sid_string; + + if (!get_lsa_policy_samr_sid(p, &q_u->domain_pol, &sid)) + return NT_STATUS_INVALID_HANDLE; + + /* this should not be hard-coded like this */ + if (!sid_equal(&sid, &global_sam_sid)) + return NT_STATUS_ACCESS_DENIED; + + if ((info = (struct samr_info *)malloc(sizeof(struct samr_info))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(info); + + sid_copy(&info->sid, &global_sam_sid); + sid_append_rid(&info->sid, q_u->rid_group); + sid_to_string(sid_string, &info->sid); + + DEBUG(10, ("_samr_open_group:Opening SID: %s\n", sid_string)); + + /* check if that group really exists */ + if (!get_domain_group_from_sid(info->sid, &map, MAPPING_WITHOUT_PRIV)) + return NT_STATUS_NO_SUCH_GROUP; + + /* get a (unique) handle. open a policy on it. */ + if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info)) + return NT_STATUS_OBJECT_NAME_NOT_FOUND; + + return NT_STATUS_OK; +} + +/********************************************************************* + _samr_unknown_2d +*********************************************************************/ + +NTSTATUS _samr_unknown_2d(pipes_struct *p, SAMR_Q_UNKNOWN_2D *q_u, SAMR_R_UNKNOWN_2D *r_u) +{ + DEBUG(0,("_samr_unknown_2d: Not yet implemented.\n")); + return NT_STATUS_NOT_IMPLEMENTED; +} + +/******************************************************************* + _samr_unknown_2e + ********************************************************************/ + +NTSTATUS _samr_unknown_2e(pipes_struct *p, SAMR_Q_UNKNOWN_2E *q_u, SAMR_R_UNKNOWN_2E *r_u) +{ + SAM_UNK_CTR *ctr; + uint32 min_pass_len,pass_hist,flag; + time_t u_expire, u_min_age; + NTTIME nt_expire, nt_min_age; + + time_t u_lock_duration, u_reset_time; + NTTIME nt_lock_duration, nt_reset_time; + uint32 lockout; + + time_t u_logout; + NTTIME nt_logout; + + if ((ctr = (SAM_UNK_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_UNK_CTR))) == NULL) + return NT_STATUS_NO_MEMORY; + + ZERO_STRUCTP(ctr); + + r_u->status = NT_STATUS_OK; + + DEBUG(5,("_samr_unknown_2e: %d\n", __LINE__)); + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, &q_u->domain_pol, NULL)) + return NT_STATUS_INVALID_HANDLE; + + switch (q_u->switch_value) { + case 0x01: + account_policy_get(AP_MIN_PASSWORD_LEN, &min_pass_len); + account_policy_get(AP_PASSWORD_HISTORY, &pass_hist); + account_policy_get(AP_USER_MUST_LOGON_TO_CHG_PASS, &flag); + account_policy_get(AP_MAX_PASSWORD_AGE, (int *)&u_expire); + account_policy_get(AP_MIN_PASSWORD_AGE, (int *)&u_min_age); + + unix_to_nt_time_abs(&nt_expire, u_expire); + unix_to_nt_time_abs(&nt_min_age, u_min_age); + + init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist, + flag, nt_expire, nt_min_age); + break; + case 0x02: + /* The time call below is to get a sequence number for the sam. FIXME !!! JRA. */ + init_unk_info2(&ctr->info.inf2, global_myworkgroup, global_myname, (uint32) time(NULL)); + break; + case 0x03: + account_policy_get(AP_TIME_TO_LOGOUT, (int *)&u_logout); + unix_to_nt_time_abs(&nt_logout, u_logout); + + init_unk_info3(&ctr->info.inf3, nt_logout); + break; + case 0x05: + init_unk_info5(&ctr->info.inf5, global_myname); + break; + case 0x06: + init_unk_info6(&ctr->info.inf6); + break; + case 0x07: + init_unk_info7(&ctr->info.inf7); + break; + case 0x0c: + account_policy_get(AP_LOCK_ACCOUNT_DURATION, (int *)&u_lock_duration); + account_policy_get(AP_RESET_COUNT_TIME, (int *)&u_reset_time); + account_policy_get(AP_BAD_ATTEMPT_LOCKOUT, &lockout); + + unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration); + unix_to_nt_time_abs(&nt_reset_time, u_reset_time); + + init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout); + break; + default: + return NT_STATUS_INVALID_INFO_CLASS; + } + + init_samr_r_samr_unknown_2e(r_u, q_u->switch_value, ctr, NT_STATUS_OK); + + DEBUG(5,("_samr_unknown_2e: %d\n", __LINE__)); + + return r_u->status; +} + +/******************************************************************* + _samr_ + ********************************************************************/ + +NTSTATUS _samr_set_dom_info(pipes_struct *p, SAMR_Q_SET_DOMAIN_INFO *q_u, SAMR_R_SET_DOMAIN_INFO *r_u) +{ + time_t u_expire, u_min_age; + time_t u_logout; + time_t u_lock_duration, u_reset_time; + + r_u->status = NT_STATUS_OK; + + DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__)); + + /* find the policy handle. open a policy on it. */ + if (!find_policy_by_hnd(p, &q_u->domain_pol, NULL)) + return NT_STATUS_INVALID_HANDLE; + + DEBUG(5,("_samr_set_dom_info: switch_value: %d\n", q_u->switch_value)); + + switch (q_u->switch_value) { + case 0x01: + u_expire=nt_time_to_unix_abs(&q_u->ctr->info.inf1.expire); + u_min_age=nt_time_to_unix_abs(&q_u->ctr->info.inf1.min_passwordage); + + account_policy_set(AP_MIN_PASSWORD_LEN, (uint32)q_u->ctr->info.inf1.min_length_password); + account_policy_set(AP_PASSWORD_HISTORY, (uint32)q_u->ctr->info.inf1.password_history); + account_policy_set(AP_USER_MUST_LOGON_TO_CHG_PASS, (uint32)q_u->ctr->info.inf1.flag); + account_policy_set(AP_MAX_PASSWORD_AGE, (int)u_expire); + account_policy_set(AP_MIN_PASSWORD_AGE, (int)u_min_age); + break; + case 0x02: + break; + case 0x03: + u_logout=nt_time_to_unix_abs(&q_u->ctr->info.inf3.logout); + account_policy_set(AP_TIME_TO_LOGOUT, (int)u_logout); + break; + case 0x05: + break; + case 0x06: + break; + case 0x07: + break; + case 0x0c: + u_lock_duration=nt_time_to_unix_abs(&q_u->ctr->info.inf12.duration); + u_reset_time=nt_time_to_unix_abs(&q_u->ctr->info.inf12.reset_count); + + account_policy_set(AP_LOCK_ACCOUNT_DURATION, (int)u_lock_duration); + account_policy_set(AP_RESET_COUNT_TIME, (int)u_reset_time); + account_policy_set(AP_BAD_ATTEMPT_LOCKOUT, (uint32)q_u->ctr->info.inf12.bad_attempt_lockout); + break; + default: + return NT_STATUS_INVALID_INFO_CLASS; + } + + init_samr_r_set_domain_info(r_u, NT_STATUS_OK); + + DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__)); + + return r_u->status; +} + |