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author | Andrew Tridgell <tridge@samba.org> | 2003-08-13 01:53:07 +0000 |
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committer | Andrew Tridgell <tridge@samba.org> | 2003-08-13 01:53:07 +0000 |
commit | cc3a6ea9920f30925a678c566b4af417da6d455b (patch) | |
tree | 60015a1a5f4b47ac3d133bdbbe32b75815595d4d /source4/lib/ldap_escape.c | |
parent | 4d1f9d1def5bf5fea64722626028d94da49c654c (diff) | |
parent | ef2e26c91b80556af033d3335e55f5dfa6fff31d (diff) | |
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This commit was generated by cvs2svn to compensate for changes in r30,
which included commits to RCS files with non-trunk default branches.
(This used to be commit 3a69cffb062d4f1238b8cae10481c1f2ea4d3d8b)
Diffstat (limited to 'source4/lib/ldap_escape.c')
-rw-r--r-- | source4/lib/ldap_escape.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/source4/lib/ldap_escape.c b/source4/lib/ldap_escape.c new file mode 100644 index 0000000000..9e88b4999c --- /dev/null +++ b/source4/lib/ldap_escape.c @@ -0,0 +1,90 @@ +/* + Unix SMB/CIFS implementation. + ldap filter argument escaping + + Copyright (C) 1998, 1999, 2000 Luke Howard <lukeh@padl.com>, + Copyright (C) 2003 Andrew Bartlett <abartlet@samba.org> + + + 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" + +/** + * Escape a parameter to an LDAP filter string, so they cannot contain + * embeded ( ) * or \ chars which may cause it not to parse correctly. + * + * @param s The input string + * + * @return A string allocated with malloc(), containing the escaped string, + * and to be free()ed by the caller. + **/ + +char *escape_ldap_string_alloc(const char *s) +{ + size_t len = strlen(s)+1; + char *output = malloc(len); + char *output_tmp; + const char *sub; + int i = 0; + char *p = output; + + while (*s) + { + switch (*s) + { + case '*': + sub = "\\2a"; + break; + case '(': + sub = "\\28"; + break; + case ')': + sub = "\\29"; + break; + case '\\': + sub = "\\5c"; + break; + default: + sub = NULL; + break; + } + + if (sub) { + len = len + 3; + output_tmp = realloc(output, len); + if (!output_tmp) { + SAFE_FREE(output); + return NULL; + } + output = output_tmp; + + p = &output[i]; + strncpy (p, sub, 3); + p += 3; + i += 3; + + } else { + *p = *s; + p++; + i++; + } + s++; + } + + *p = '\0'; + return output; +} |