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nwrap: Add string manipulation functions.

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Signed-off-by: Robin Hack <hack.robin@gmail.com>
Reviewed-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>
This commit is contained in:
Robin Hack 2015-03-24 15:14:35 +01:00 committed by Michael Adam
parent 270d6f94db
commit 090dec2fd1
1 changed files with 31 additions and 0 deletions
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31
lib/nss_wrapper/nss_wrapper.c
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@ -939,6 +939,37 @@ static int libc_getpwuid_r(uid_t uid,
}
#endif
static inline void str_tolower(char *dst, char *src)
{
register char *src_tmp = src;
register char *dst_tmp = dst;
while (*src_tmp != '\0') {
*dst_tmp = tolower(*src_tmp);
++src_tmp;
++dst_tmp;
}
}
static bool str_tolower_copy(char **dst_name, const char *const src_name)
{
char *h_name_lower;
if ((dst_name == NULL) || (src_name == NULL)) {
return false;
}
h_name_lower = strdup(src_name);
if (h_name_lower == NULL) {
NWRAP_LOG(NWRAP_LOG_DEBUG, "Out of memory while strdup");
return false;
}
str_tolower(h_name_lower, h_name_lower);
*dst_name = h_name_lower;
return true;
}
static void libc_setpwent(void)
{
nwrap_load_lib_function(NWRAP_LIBC, setpwent);