diff options
Diffstat (limited to 'source/smbd/posix_acls.c')
| -rw-r--r-- | source/smbd/posix_acls.c | 202 |
1 files changed, 139 insertions, 63 deletions
diff --git a/source/smbd/posix_acls.c b/source/smbd/posix_acls.c index 99c5760314b..6a0aa982b42 100644 --- a/source/smbd/posix_acls.c +++ b/source/smbd/posix_acls.c @@ -154,13 +154,13 @@ static void print_canon_ace_list(const char *name, canon_ace *ace_list) Map POSIX ACL perms to canon_ace permissions (a mode_t containing only S_(R|W|X)USR bits). ****************************************************************************/ -static mode_t convert_permset_to_mode_t(SMB_ACL_PERMSET_T permset) +static mode_t convert_permset_to_mode_t(connection_struct *conn, SMB_ACL_PERMSET_T permset) { mode_t ret = 0; - ret |= (sys_acl_get_perm(permset, SMB_ACL_READ) ? S_IRUSR : 0); - ret |= (sys_acl_get_perm(permset, SMB_ACL_WRITE) ? S_IWUSR : 0); - ret |= (sys_acl_get_perm(permset, SMB_ACL_EXECUTE) ? S_IXUSR : 0); + ret |= (conn->vfs_ops.sys_acl_get_perm(conn, permset, SMB_ACL_READ) ? S_IRUSR : 0); + ret |= (conn->vfs_ops.sys_acl_get_perm(conn, permset, SMB_ACL_WRITE) ? S_IWUSR : 0); + ret |= (conn->vfs_ops.sys_acl_get_perm(conn, permset, SMB_ACL_EXECUTE) ? S_IXUSR : 0); return ret; } @@ -188,20 +188,20 @@ static mode_t unix_perms_to_acl_perms(mode_t mode, int r_mask, int w_mask, int x an SMB_ACL_PERMSET_T. ****************************************************************************/ -static int map_acl_perms_to_permset(mode_t mode, SMB_ACL_PERMSET_T *p_permset) +static int map_acl_perms_to_permset(connection_struct *conn, mode_t mode, SMB_ACL_PERMSET_T *p_permset) { - if (sys_acl_clear_perms(*p_permset) == -1) + if (conn->vfs_ops.sys_acl_clear_perms(conn, *p_permset) == -1) return -1; if (mode & S_IRUSR) { - if (sys_acl_add_perm(*p_permset, SMB_ACL_READ) == -1) + if (conn->vfs_ops.sys_acl_add_perm(conn, *p_permset, SMB_ACL_READ) == -1) return -1; } if (mode & S_IWUSR) { - if (sys_acl_add_perm(*p_permset, SMB_ACL_WRITE) == -1) + if (conn->vfs_ops.sys_acl_add_perm(conn, *p_permset, SMB_ACL_WRITE) == -1) return -1; } if (mode & S_IXUSR) { - if (sys_acl_add_perm(*p_permset, SMB_ACL_EXECUTE) == -1) + if (conn->vfs_ops.sys_acl_add_perm(conn, *p_permset, SMB_ACL_EXECUTE) == -1) return -1; } return 0; @@ -440,8 +440,15 @@ static BOOL unpack_nt_owners(SMB_STRUCT_STAT *psbuf, uid_t *puser, gid_t *pgrp, if (security_info_sent & OWNER_SECURITY_INFORMATION) { sid_copy(&owner_sid, psd->owner_sid); if (!sid_to_uid( &owner_sid, puser, &sid_type)) { - DEBUG(3,("unpack_nt_owners: unable to validate owner sid.\n")); +#if ACL_FORCE_UNMAPPABLE + /* this allows take ownership to work reasonably */ + extern struct current_user current_user; + *puser = current_user.uid; +#else + DEBUG(3,("unpack_nt_owners: unable to validate owner sid for %s.\n", + sid_string_static(&owner_sid))); return False; +#endif } } @@ -453,8 +460,14 @@ static BOOL unpack_nt_owners(SMB_STRUCT_STAT *psbuf, uid_t *puser, gid_t *pgrp, if (security_info_sent & GROUP_SECURITY_INFORMATION) { sid_copy(&grp_sid, psd->grp_sid); if (!sid_to_gid( &grp_sid, pgrp, &sid_type)) { +#if ACL_FORCE_UNMAPPABLE + /* this allows take group ownership to work reasonably */ + extern struct current_user current_user; + *pgrp = current_user.gid; +#else DEBUG(3,("unpack_nt_owners: unable to validate group sid.\n")); return False; +#endif } } @@ -1425,6 +1438,7 @@ static canon_ace *canonicalise_acl( files_struct *fsp, SMB_ACL_T posix_acl, SMB_ DOM_SID *powner, DOM_SID *pgroup) { extern DOM_SID global_sid_World; + connection_struct *conn = fsp->conn; mode_t acl_mask = (S_IRUSR|S_IWUSR|S_IXUSR); canon_ace *list_head = NULL; canon_ace *ace = NULL; @@ -1433,7 +1447,7 @@ static canon_ace *canonicalise_acl( files_struct *fsp, SMB_ACL_T posix_acl, SMB_ SMB_ACL_ENTRY_T entry; size_t ace_count; - while ( posix_acl && (sys_acl_get_entry(posix_acl, entry_id, &entry) == 1)) { + while ( posix_acl && (conn->vfs_ops.sys_acl_get_entry(conn, posix_acl, entry_id, &entry) == 1)) { SMB_ACL_TAG_T tagtype; SMB_ACL_PERMSET_T permset; DOM_SID sid; @@ -1445,10 +1459,10 @@ static canon_ace *canonicalise_acl( files_struct *fsp, SMB_ACL_T posix_acl, SMB_ entry_id = SMB_ACL_NEXT_ENTRY; /* Is this a MASK entry ? */ - if (sys_acl_get_tag_type(entry, &tagtype) == -1) + if (conn->vfs_ops.sys_acl_get_tag_type(conn, entry, &tagtype) == -1) continue; - if (sys_acl_get_permset(entry, &permset) == -1) + if (conn->vfs_ops.sys_acl_get_permset(conn, entry, &permset) == -1) continue; /* Decide which SID to use based on the ACL type. */ @@ -1461,7 +1475,7 @@ static canon_ace *canonicalise_acl( files_struct *fsp, SMB_ACL_T posix_acl, SMB_ break; case SMB_ACL_USER: { - uid_t *puid = (uid_t *)sys_acl_get_qualifier(entry); + uid_t *puid = (uid_t *)conn->vfs_ops.sys_acl_get_qualifier(conn, entry); if (puid == NULL) { DEBUG(0,("canonicalise_acl: Failed to get uid.\n")); continue; @@ -1469,7 +1483,7 @@ static canon_ace *canonicalise_acl( files_struct *fsp, SMB_ACL_T posix_acl, SMB_ uid_to_sid( &sid, *puid); unix_ug.uid = *puid; owner_type = UID_ACE; - sys_acl_free_qualifier((void *)puid,tagtype); + conn->vfs_ops.sys_acl_free_qualifier(conn, (void *)puid,tagtype); break; } case SMB_ACL_GROUP_OBJ: @@ -1480,7 +1494,7 @@ static canon_ace *canonicalise_acl( files_struct *fsp, SMB_ACL_T posix_acl, SMB_ break; case SMB_ACL_GROUP: { - gid_t *pgid = (gid_t *)sys_acl_get_qualifier(entry); + gid_t *pgid = (gid_t *)conn->vfs_ops.sys_acl_get_qualifier(conn, entry); if (pgid == NULL) { DEBUG(0,("canonicalise_acl: Failed to get gid.\n")); continue; @@ -1488,11 +1502,11 @@ static canon_ace *canonicalise_acl( files_struct *fsp, SMB_ACL_T posix_acl, SMB_ gid_to_sid( &sid, *pgid); unix_ug.gid = *pgid; owner_type = GID_ACE; - sys_acl_free_qualifier((void *)pgid,tagtype); + conn->vfs_ops.sys_acl_free_qualifier(conn, (void *)pgid,tagtype); break; } case SMB_ACL_MASK: - acl_mask = convert_permset_to_mode_t(permset); + acl_mask = convert_permset_to_mode_t(conn, permset); continue; /* Don't count the mask as an entry. */ case SMB_ACL_OTHER: /* Use the Everyone SID */ @@ -1514,7 +1528,7 @@ static canon_ace *canonicalise_acl( files_struct *fsp, SMB_ACL_T posix_acl, SMB_ ZERO_STRUCTP(ace); ace->type = tagtype; - ace->perms = convert_permset_to_mode_t(permset); + ace->perms = convert_permset_to_mode_t(conn, permset); ace->attr = ALLOW_ACE; ace->trustee = sid; ace->unix_ug = unix_ug; @@ -1571,8 +1585,9 @@ static canon_ace *canonicalise_acl( files_struct *fsp, SMB_ACL_T posix_acl, SMB_ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL default_ace, BOOL *pacl_set_support) { + connection_struct *conn = fsp->conn; BOOL ret = False; - SMB_ACL_T the_acl = sys_acl_init((int)count_canon_ace_list(the_ace) + 1); + SMB_ACL_T the_acl = conn->vfs_ops.sys_acl_init(conn, (int)count_canon_ace_list(the_ace) + 1); canon_ace *p_ace; int i; SMB_ACL_ENTRY_T mask_entry; @@ -1601,7 +1616,7 @@ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL defau * Get the entry for this ACE. */ - if (sys_acl_create_entry( &the_acl, &the_entry) == -1) { + if (conn->vfs_ops.sys_acl_create_entry(conn, &the_acl, &the_entry) == -1) { DEBUG(0,("set_canon_ace_list: Failed to create entry %d. (%s)\n", i, strerror(errno) )); goto done; @@ -1622,7 +1637,7 @@ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL defau * First tell the entry what type of ACE this is. */ - if (sys_acl_set_tag_type(the_entry, p_ace->type) == -1) { + if (conn->vfs_ops.sys_acl_set_tag_type(conn, the_entry, p_ace->type) == -1) { DEBUG(0,("set_canon_ace_list: Failed to set tag type on entry %d. (%s)\n", i, strerror(errno) )); goto done; @@ -1634,7 +1649,7 @@ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL defau */ if ((p_ace->type == SMB_ACL_USER) || (p_ace->type == SMB_ACL_GROUP)) { - if (sys_acl_set_qualifier(the_entry,(void *)&p_ace->unix_ug.uid) == -1) { + if (conn->vfs_ops.sys_acl_set_qualifier(conn, the_entry,(void *)&p_ace->unix_ug.uid) == -1) { DEBUG(0,("set_canon_ace_list: Failed to set qualifier on entry %d. (%s)\n", i, strerror(errno) )); goto done; @@ -1645,13 +1660,13 @@ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL defau * Convert the mode_t perms in the canon_ace to a POSIX permset. */ - if (sys_acl_get_permset(the_entry, &the_permset) == -1) { + if (conn->vfs_ops.sys_acl_get_permset(conn, the_entry, &the_permset) == -1) { DEBUG(0,("set_canon_ace_list: Failed to get permset on entry %d. (%s)\n", i, strerror(errno) )); goto done; } - if (map_acl_perms_to_permset(p_ace->perms, &the_permset) == -1) { + if (map_acl_perms_to_permset(conn, p_ace->perms, &the_permset) == -1) { DEBUG(0,("set_canon_ace_list: Failed to create permset for mode (%u) on entry %d. (%s)\n", (unsigned int)p_ace->perms, i, strerror(errno) )); goto done; @@ -1661,7 +1676,7 @@ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL defau * ..and apply them to the entry. */ - if (sys_acl_set_permset(the_entry, the_permset) == -1) { + if (conn->vfs_ops.sys_acl_set_permset(conn, the_entry, the_permset) == -1) { DEBUG(0,("set_canon_ace_list: Failed to add permset on entry %d. (%s)\n", i, strerror(errno) )); goto done; @@ -1675,27 +1690,27 @@ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL defau * Add in a mask of rwx. */ - if (sys_acl_create_entry( &the_acl, &mask_entry) == -1) { + if (conn->vfs_ops.sys_acl_create_entry( conn, &the_acl, &mask_entry) == -1) { DEBUG(0,("set_canon_ace_list: Failed to create mask entry. (%s)\n", strerror(errno) )); goto done; } - if (sys_acl_set_tag_type(mask_entry, SMB_ACL_MASK) == -1) { + if (conn->vfs_ops.sys_acl_set_tag_type(conn, mask_entry, SMB_ACL_MASK) == -1) { DEBUG(0,("set_canon_ace_list: Failed to set tag type on mask entry. (%s)\n",strerror(errno) )); goto done; } - if (sys_acl_get_permset(mask_entry, &mask_permset) == -1) { + if (conn->vfs_ops.sys_acl_get_permset(conn, mask_entry, &mask_permset) == -1) { DEBUG(0,("set_canon_ace_list: Failed to get mask permset. (%s)\n", strerror(errno) )); goto done; } - if (map_acl_perms_to_permset(S_IRUSR|S_IWUSR|S_IXUSR, &mask_permset) == -1) { + if (map_acl_perms_to_permset(conn, S_IRUSR|S_IWUSR|S_IXUSR, &mask_permset) == -1) { DEBUG(0,("set_canon_ace_list: Failed to create mask permset. (%s)\n", strerror(errno) )); goto done; } - if (sys_acl_set_permset(mask_entry, mask_permset) == -1) { + if (conn->vfs_ops.sys_acl_set_permset(conn, mask_entry, mask_permset) == -1) { DEBUG(0,("set_canon_ace_list: Failed to add mask permset. (%s)\n", strerror(errno) )); goto done; } @@ -1704,7 +1719,7 @@ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL defau * Check if the ACL is valid. */ - if (sys_acl_valid(the_acl) == -1) { + if (conn->vfs_ops.sys_acl_valid(conn, the_acl) == -1) { DEBUG(0,("set_canon_ace_list: ACL type (%s) is invalid for set (%s).\n", the_acl_type == SMB_ACL_TYPE_DEFAULT ? "directory default" : "file", strerror(errno) )); @@ -1716,27 +1731,27 @@ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL defau */ if(default_ace || fsp->is_directory || fsp->fd == -1) { - if (sys_acl_set_file(dos_to_unix(fsp->fsp_name,False), the_acl_type, the_acl) == -1) { + if (conn->vfs_ops.sys_acl_set_file(conn, dos_to_unix_static(fsp->fsp_name), the_acl_type, the_acl) == -1) { /* * Some systems allow all the above calls and only fail with no ACL support * when attempting to apply the acl. HPUX with HFS is an example of this. JRA. */ if (errno == ENOSYS) *pacl_set_support = False; - DEBUG(2,("set_canon_ace_list: sys_acl_set_file type %s failed for file %s (%s).\n", + DEBUG(2,("set_canon_ace_list: conn->vfs_ops.sys_acl_set_file type %s failed for file %s (%s).\n", the_acl_type == SMB_ACL_TYPE_DEFAULT ? "directory default" : "file", fsp->fsp_name, strerror(errno) )); goto done; } } else { - if (sys_acl_set_fd(fsp->fd, the_acl) == -1) { + if (conn->vfs_ops.sys_acl_set_fd(fsp, fsp->fd, the_acl) == -1) { /* * Some systems allow all the above calls and only fail with no ACL support * when attempting to apply the acl. HPUX with HFS is an example of this. JRA. */ if (errno == ENOSYS) *pacl_set_support = False; - DEBUG(2,("set_canon_ace_list: sys_acl_set_file failed for file %s (%s).\n", + DEBUG(2,("set_canon_ace_list: conn->vfs_ops.sys_acl_set_file failed for file %s (%s).\n", fsp->fsp_name, strerror(errno) )); goto done; } @@ -1747,7 +1762,7 @@ static BOOL set_canon_ace_list(files_struct *fsp, canon_ace *the_ace, BOOL defau done: if (the_acl != NULL) - sys_acl_free_acl(the_acl); + conn->vfs_ops.sys_acl_free_acl(conn, the_acl); return ret; } @@ -1846,6 +1861,7 @@ static int nt_ace_comp( SEC_ACE *a1, SEC_ACE *a2) size_t get_nt_acl(files_struct *fsp, SEC_DESC **ppdesc) { + connection_struct *conn = fsp->conn; SMB_STRUCT_STAT sbuf; SEC_ACE *nt_ace_list = NULL; DOM_SID owner_sid; @@ -1874,14 +1890,14 @@ size_t get_nt_acl(files_struct *fsp, SEC_DESC **ppdesc) * Get the ACL from the path. */ - posix_acl = sys_acl_get_file( dos_to_unix(fsp->fsp_name, False), SMB_ACL_TYPE_ACCESS); + posix_acl = conn->vfs_ops.sys_acl_get_file( conn, dos_to_unix_static(fsp->fsp_name), SMB_ACL_TYPE_ACCESS); /* * If it's a directory get the default POSIX ACL. */ if(fsp->is_directory) - dir_acl = sys_acl_get_file( dos_to_unix(fsp->fsp_name, False), SMB_ACL_TYPE_DEFAULT); + dir_acl = conn->vfs_ops.sys_acl_get_file( conn, dos_to_unix_static(fsp->fsp_name), SMB_ACL_TYPE_DEFAULT); } else { @@ -1892,7 +1908,7 @@ size_t get_nt_acl(files_struct *fsp, SEC_DESC **ppdesc) /* * Get the ACL from the fd. */ - posix_acl = sys_acl_get_fd(fsp->fd); + posix_acl = conn->vfs_ops.sys_acl_get_fd(fsp, fsp->fd); } DEBUG(5,("get_nt_acl : file ACL %s, directory ACL %s\n", @@ -1983,9 +1999,9 @@ size_t get_nt_acl(files_struct *fsp, SEC_DESC **ppdesc) done: if (posix_acl) - sys_acl_free_acl(posix_acl); + conn->vfs_ops.sys_acl_free_acl(conn, posix_acl); if (dir_acl) - sys_acl_free_acl(dir_acl); + conn->vfs_ops.sys_acl_free_acl(conn, dir_acl); free_canon_ace_list(file_ace); free_canon_ace_list(dir_ace); SAFE_FREE(nt_ace_list); @@ -1993,6 +2009,52 @@ size_t get_nt_acl(files_struct *fsp, SEC_DESC **ppdesc) return sd_size; } +/* + try to chown a file. We will be able to chown it under the following conditions + + 1) if we have root privileges, then it will just work + 2) if we have write permission to the file and dos_filemodes is set + then allow chown to the currently authenticated user. + + */ +static int try_chown(connection_struct *conn, const char *fname, uid_t uid, gid_t gid) +{ + int ret; + extern struct current_user current_user; + files_struct *fsp; + SMB_STRUCT_STAT st; + + /* try the direct way first */ + ret = vfs_chown(conn, fname, uid, gid); + if (ret == 0) return 0; + + if(!CAN_WRITE(conn) || !lp_dos_filemode(SNUM(conn))) + return -1; + + if (vfs_stat(conn,fname,&st)) { + return -1; + } + + fsp = open_file_fchmod(conn,fname,&st); + if (!fsp) { + return -1; + } + + /* only allow chown to the current user. This is more secure, + and also copes with the case where the SID in a take ownership ACL is + a local SID on the users workstation + */ + uid = current_user.uid; + + become_root(); + ret = vfswrap_fchown(fsp, fsp->fd, uid, gid); + unbecome_root(); + + close_file_fchmod(fsp); + + return ret; +} + /**************************************************************************** Reply to set a security descriptor on an fsp. security_info_sent is the description of the following NT ACL. @@ -2049,7 +2111,7 @@ BOOL set_nt_acl(files_struct *fsp, uint32 security_info_sent, SEC_DESC *psd) DEBUG(3,("set_nt_acl: chown %s. uid = %u, gid = %u.\n", fsp->fsp_name, (unsigned int)user, (unsigned int)grp )); - if(vfs_chown( fsp->conn, fsp->fsp_name, user, grp) == -1) { + if(try_chown( fsp->conn, fsp->fsp_name, user, grp) == -1) { DEBUG(3,("set_nt_acl: chown %s, %u, %u failed. Error = %s.\n", fsp->fsp_name, (unsigned int)user, (unsigned int)grp, strerror(errno) )); return False; @@ -2091,7 +2153,7 @@ BOOL set_nt_acl(files_struct *fsp, uint32 security_info_sent, SEC_DESC *psd) if ((file_ace_list == NULL) && (dir_ace_list == NULL)) { /* W2K traverse DACL set - ignore. */ return True; - } + } if (!acl_perms) { DEBUG(3,("set_nt_acl: cannot set permissions\n")); @@ -2138,8 +2200,8 @@ BOOL set_nt_acl(files_struct *fsp, uint32 security_info_sent, SEC_DESC *psd) * No default ACL - delete one if it exists. */ - if (sys_acl_delete_def_file(dos_to_unix(fsp->fsp_name,False)) == -1) { - DEBUG(3,("set_nt_acl: sys_acl_delete_def_file failed (%s)\n", strerror(errno))); + if (conn->vfs_ops.sys_acl_delete_def_file(conn, dos_to_unix_static(fsp->fsp_name)) == -1) { + DEBUG(3,("set_nt_acl: conn->vfs_ops.sys_acl_delete_def_file failed (%s)\n", strerror(errno))); free_canon_ace_list(file_ace_list); return False; } @@ -2166,7 +2228,7 @@ BOOL set_nt_acl(files_struct *fsp, uint32 security_info_sent, SEC_DESC *psd) DEBUG(3,("set_nt_acl: chmod %s. perms = 0%o.\n", fsp->fsp_name, (unsigned int)posix_perms )); - if(conn->vfs_ops.chmod(conn,dos_to_unix(fsp->fsp_name, False), posix_perms) == -1) { + if(conn->vfs_ops.chmod(conn,dos_to_unix_static(fsp->fsp_name), posix_perms) == -1) { DEBUG(3,("set_nt_acl: chmod %s, 0%o failed. Error = %s.\n", fsp->fsp_name, (unsigned int)posix_perms, strerror(errno) )); free_canon_ace_list(file_ace_list); @@ -2188,13 +2250,13 @@ BOOL set_nt_acl(files_struct *fsp, uint32 security_info_sent, SEC_DESC *psd) and set the mask to rwx. Needed to preserve complex ACLs set by NT. ****************************************************************************/ -static int chmod_acl_internals( SMB_ACL_T posix_acl, mode_t mode) +static int chmod_acl_internals( connection_struct *conn, SMB_ACL_T posix_acl, mode_t mode) { int entry_id = SMB_ACL_FIRST_ENTRY; SMB_ACL_ENTRY_T entry; int num_entries = 0; - while ( sys_acl_get_entry(posix_acl, entry_id, &entry) == 1) { + while ( conn->vfs_ops.sys_acl_get_entry(conn, posix_acl, entry_id, &entry) == 1) { SMB_ACL_TAG_T tagtype; SMB_ACL_PERMSET_T permset; mode_t perms; @@ -2203,10 +2265,10 @@ static int chmod_acl_internals( SMB_ACL_T posix_acl, mode_t mode) if (entry_id == SMB_ACL_FIRST_ENTRY) entry_id = SMB_ACL_NEXT_ENTRY; - if (sys_acl_get_tag_type(entry, &tagtype) == -1) + if (conn->vfs_ops.sys_acl_get_tag_type(conn, entry, &tagtype) == -1) return -1; - if (sys_acl_get_permset(entry, &permset) == -1) + if (conn->vfs_ops.sys_acl_get_permset(conn, entry, &permset) == -1) return -1; num_entries++; @@ -2228,10 +2290,10 @@ static int chmod_acl_internals( SMB_ACL_T posix_acl, mode_t mode) continue; } - if (map_acl_perms_to_permset(perms, &permset) == -1) + if (map_acl_perms_to_permset(conn, perms, &permset) == -1) return -1; - if (sys_acl_set_permset(entry, permset) == -1) + if (conn->vfs_ops.sys_acl_set_permset(conn, entry, permset) == -1) return -1; } @@ -2252,22 +2314,22 @@ static int chmod_acl_internals( SMB_ACL_T posix_acl, mode_t mode) Note that name is in UNIX character set. ****************************************************************************/ -int chmod_acl(const char *name, mode_t mode) +int chmod_acl(connection_struct *conn, const char *name, mode_t mode) { SMB_ACL_T posix_acl = NULL; int ret = -1; - if ((posix_acl = sys_acl_get_file(name, SMB_ACL_TYPE_ACCESS)) == NULL) + if ((posix_acl = conn->vfs_ops.sys_acl_get_file(conn, name, SMB_ACL_TYPE_ACCESS)) == NULL) return -1; - if ((ret = chmod_acl_internals(posix_acl, mode)) == -1) + if ((ret = chmod_acl_internals(conn, posix_acl, mode)) == -1) goto done; - ret = sys_acl_set_file(name, SMB_ACL_TYPE_ACCESS, posix_acl); + ret = conn->vfs_ops.sys_acl_set_file(conn, name, SMB_ACL_TYPE_ACCESS, posix_acl); done: - sys_acl_free_acl(posix_acl); + conn->vfs_ops.sys_acl_free_acl(conn, posix_acl); return ret; } @@ -2276,21 +2338,35 @@ int chmod_acl(const char *name, mode_t mode) and set the mask to rwx. Needed to preserve complex ACLs set by NT. ****************************************************************************/ -int fchmod_acl(int fd, mode_t mode) +int fchmod_acl(files_struct *fsp, int fd, mode_t mode) { + connection_struct *conn = fsp->conn; SMB_ACL_T posix_acl = NULL; int ret = -1; - if ((posix_acl = sys_acl_get_fd(fd)) == NULL) + if ((posix_acl = conn->vfs_ops.sys_acl_get_fd(fsp, fd)) == NULL) return -1; - if ((ret = chmod_acl_internals(posix_acl, mode)) == -1) + if ((ret = chmod_acl_internals(conn, posix_acl, mode)) == -1) goto done; - ret = sys_acl_set_fd(fd, posix_acl); + ret = conn->vfs_ops.sys_acl_set_fd(fsp, fd, posix_acl); done: - sys_acl_free_acl(posix_acl); + conn->vfs_ops.sys_acl_free_acl(conn, posix_acl); return ret; } + +BOOL directory_has_default_acl(connection_struct *conn, const char *fname) +{ + SMB_ACL_T dir_acl = conn->vfs_ops.sys_acl_get_file( conn, fname, SMB_ACL_TYPE_DEFAULT); + BOOL has_acl = False; + SMB_ACL_ENTRY_T entry; + + if (dir_acl != NULL && (conn->vfs_ops.sys_acl_get_entry(conn, dir_acl, SMB_ACL_FIRST_ENTRY, &entry) == 1)) + has_acl = True; + + conn->vfs_ops.sys_acl_free_acl(conn, dir_acl); + return has_acl; +} |