From cc43037f19056ed24d7fffa54456d597c63ad105 Mon Sep 17 00:00:00 2001 From: Andrew Tridgell Date: Fri, 22 Aug 2008 17:36:56 +1000 Subject: fixed a problem with length limited ldap values The core ldb code for string matching assumed NULL terminated strings, whereas the anr module used data_blob_const() to effectively truncate a ldb_val by changing its length. The ldb code is supposed to be based around length limited blobs, not NULL terminated strings, so the correct fix was to change the string comparison functions to be length limited (This used to be commit 26c6aa5a80ffaf06fc33f30a6533f8f16ef538bc) --- source4/lib/ldb/common/ldb_utf8.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'source4/lib/ldb/common/ldb_utf8.c') diff --git a/source4/lib/ldb/common/ldb_utf8.c b/source4/lib/ldb/common/ldb_utf8.c index b7b4a60122..69ee2b6964 100644 --- a/source4/lib/ldb/common/ldb_utf8.c +++ b/source4/lib/ldb/common/ldb_utf8.c @@ -40,8 +40,8 @@ function to handle utf8 caseless comparisons */ void ldb_set_utf8_fns(struct ldb_context *ldb, - void *context, - char *(*casefold)(void *, void *, const char *)) + void *context, + char *(*casefold)(void *, void *, const char *, size_t)) { if (context) ldb->utf8_fns.context = context; @@ -53,10 +53,10 @@ void ldb_set_utf8_fns(struct ldb_context *ldb, a simple case folding function NOTE: does not handle UTF8 */ -char *ldb_casefold_default(void *context, void *mem_ctx, const char *s) +char *ldb_casefold_default(void *context, void *mem_ctx, const char *s, size_t n) { int i; - char *ret = talloc_strdup(mem_ctx, s); + char *ret = talloc_strndup(mem_ctx, s, n); if (!s) { errno = ENOMEM; return NULL; @@ -72,9 +72,9 @@ void ldb_set_utf8_default(struct ldb_context *ldb) ldb_set_utf8_fns(ldb, NULL, ldb_casefold_default); } -char *ldb_casefold(struct ldb_context *ldb, void *mem_ctx, const char *s) +char *ldb_casefold(struct ldb_context *ldb, void *mem_ctx, const char *s, size_t n) { - return ldb->utf8_fns.casefold(ldb->utf8_fns.context, mem_ctx, s); + return ldb->utf8_fns.casefold(ldb->utf8_fns.context, mem_ctx, s, n); } /* -- cgit