diff options
Diffstat (limited to 'source3/lib')
| -rw-r--r-- | source3/lib/data_blob.c | 109 | ||||
| -rw-r--r-- | source3/lib/util.c | 103 |
2 files changed, 118 insertions, 94 deletions
diff --git a/source3/lib/data_blob.c b/source3/lib/data_blob.c new file mode 100644 index 0000000000..6b9f5cbb04 --- /dev/null +++ b/source3/lib/data_blob.c @@ -0,0 +1,109 @@ +/* + Unix SMB/CIFS implementation. + Easy management of byte-length data + Copyright (C) Andrew Tridgell 2001 + Copyright (C) Andrew Bartlett 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. +*/ + +#include "includes.h" + +/******************************************************************* + free() a data blob +*******************************************************************/ +static void free_data_blob(DATA_BLOB *d) +{ + if ((d) && (d->free)) { + SAFE_FREE(d->data); + } +} + +/******************************************************************* + construct a data blob, must be freed with data_blob_free() + you can pass NULL for p and get a blank data blob +*******************************************************************/ +DATA_BLOB data_blob(const void *p, size_t length) +{ + DATA_BLOB ret; + + if (!length) { + ZERO_STRUCT(ret); + return ret; + } + + if (p) { + ret.data = smb_xmemdup(p, length); + } else { + ret.data = smb_xmalloc(length); + } + ret.length = length; + ret.free = free_data_blob; + return ret; +} + +/******************************************************************* + construct a data blob, using supplied TALLOC_CTX +*******************************************************************/ +DATA_BLOB data_blob_talloc(TALLOC_CTX *mem_ctx, const void *p, size_t length) +{ + DATA_BLOB ret; + + if (!p || !length) { + ZERO_STRUCT(ret); + return ret; + } + + ret.data = talloc_memdup(mem_ctx, p, length); + if (ret.data == NULL) + smb_panic("data_blob_talloc: talloc_memdup failed.\n"); + + ret.length = length; + ret.free = NULL; + return ret; +} + +/******************************************************************* +free a data blob +*******************************************************************/ +void data_blob_free(DATA_BLOB *d) +{ + if (d) { + if (d->free) { + (d->free)(d); + } + ZERO_STRUCTP(d); + } +} + +/******************************************************************* +clear a DATA_BLOB's contents +*******************************************************************/ +void data_blob_clear(DATA_BLOB *d) +{ + if (d->data) { + memset(d->data, 0, d->length); + } +} + +/******************************************************************* +free a data blob and clear its contents +*******************************************************************/ +void data_blob_clear_free(DATA_BLOB *d) +{ + data_blob_clear(d); + data_blob_free(d); +} + diff --git a/source3/lib/util.c b/source3/lib/util.c index d9be67599f..e143364db5 100644 --- a/source3/lib/util.c +++ b/source3/lib/util.c @@ -1082,7 +1082,7 @@ char *gidtoname(gid_t gid) } /******************************************************************* - Convert a user name into a uid. If winbindd is present uses this. + Convert a user name into a uid. ********************************************************************/ uid_t nametouid(char *name) @@ -1091,21 +1091,22 @@ uid_t nametouid(char *name) char *p; uid_t u; - u = (uid_t)strtol(name, &p, 0); - if ((p != name) && (*p == '\0')) - return u; - pass = getpwnam_alloc(name); if (pass) { - return(pass->pw_uid); + u = pass->pw_uid; passwd_free(&pass); + return u; } + + u = (uid_t)strtol(name, &p, 0); + if ((p != name) && (*p == '\0')) + return u; + return (uid_t)-1; } /******************************************************************* - Convert a name to a gid_t if possible. Return -1 if not a group. If winbindd - is present does a shortcut lookup... + Convert a name to a gid_t if possible. Return -1 if not a group. ********************************************************************/ gid_t nametogid(const char *name) @@ -2122,92 +2123,6 @@ BOOL unix_wild_match(char *pattern, char *string) return unix_do_match(p2, s2) == 0; } -/******************************************************************* - free() a data blob -*******************************************************************/ -static void free_data_blob(DATA_BLOB *d) -{ - if ((d) && (d->free)) { - SAFE_FREE(d->data); - } -} - -/******************************************************************* - construct a data blob, must be freed with data_blob_free() - you can pass NULL for p and get a blank data blob -*******************************************************************/ -DATA_BLOB data_blob(const void *p, size_t length) -{ - DATA_BLOB ret; - - if (!length) { - ZERO_STRUCT(ret); - return ret; - } - - if (p) { - ret.data = smb_xmemdup(p, length); - } else { - ret.data = smb_xmalloc(length); - } - ret.length = length; - ret.free = free_data_blob; - return ret; -} - -/******************************************************************* - construct a data blob, using supplied TALLOC_CTX -*******************************************************************/ -DATA_BLOB data_blob_talloc(TALLOC_CTX *mem_ctx, const void *p, size_t length) -{ - DATA_BLOB ret; - - if (!p || !length) { - ZERO_STRUCT(ret); - return ret; - } - - ret.data = talloc_memdup(mem_ctx, p, length); - if (ret.data == NULL) - smb_panic("data_blob_talloc: talloc_memdup failed.\n"); - - ret.length = length; - ret.free = NULL; - return ret; -} - -/******************************************************************* -free a data blob -*******************************************************************/ -void data_blob_free(DATA_BLOB *d) -{ - if (d) { - if (d->free) { - (d->free)(d); - } - ZERO_STRUCTP(d); - } -} - -/******************************************************************* -clear a DATA_BLOB's contents -*******************************************************************/ -void data_blob_clear(DATA_BLOB *d) -{ - if (d->data) { - memset(d->data, 0, d->length); - } -} - -/******************************************************************* -free a data blob and clear its contents -*******************************************************************/ -void data_blob_clear_free(DATA_BLOB *d) -{ - data_blob_clear(d); - data_blob_free(d); -} - #ifdef __INSURE__ /******************************************************************* |