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author | nirav <nirav@teisuu.com> | 2019-03-28 09:10:52 +0530 |
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committer | nirav <nirav@teisuu.com> | 2019-03-28 09:10:52 +0530 |
commit | 477e1ba2977435ae7bb75c7dbd95cf28247f89bd (patch) | |
tree | ce1f9719a7d11bbd47e9adea26dd610bc087962e /src/string-util.c | |
parent | cc727e972f7fdc871ee1f42cf014151b67422bf0 (diff) | |
download | ap_client-master.tar.gz ap_client-master.zip |
Diffstat (limited to 'src/string-util.c')
-rw-r--r-- | src/string-util.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/src/string-util.c b/src/string-util.c deleted file mode 100644 index d5a702b..0000000 --- a/src/string-util.c +++ /dev/null @@ -1,123 +0,0 @@ -/* $OpenBSD: src/lib/libc/string/strlcpy.c,v 1.11 2006/05/05 15:27:38 - * millert Exp $ */ - -/* - * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include <sys/types.h> -#include <string.h> -#include <stdlib.h> - -/* - * Copy src to string dst of size siz. At most siz-1 characters - * will be copied. Always NUL terminates (unless siz == 0). - * Returns strlen(src); if retval >= siz, truncation occurred. - */ -size_t strlcpy(char *dst, const char *src, size_t siz) -{ - char *d = dst; - const char *s = src; - size_t n = siz; - - /* Copy as many bytes as will fit */ - if (n != 0) { - while (--n != 0) { - if ((*d++ = *s++) == '\0') - break; - } - } - - /* Not enough room in dst, add NUL and traverse rest of src */ - if (n == 0) { - if (siz != 0) - *d = '\0'; /* NUL-terminate dst */ - while (*s++) - ; - } - - return (s - src - 1); /* count does not include NUL */ -} - -/* - * Appends src to string dst of size siz (unlike strncat, siz is the - * full size of dst, not space left). At most siz-1 characters - * will be copied. Always NUL terminates (unless siz <= strlen(dst)). - * Returns strlen(src) + MIN(siz, strlen(initial dst)). - * If retval >= siz, truncation occurred. - */ -size_t strlcat(char *dst, const char *src, size_t siz) -{ - char *d = dst; - const char *s = src; - size_t n = siz; - size_t dlen; - - /* Find the end of dst and adjust bytes left but don't go past end */ - while (n-- != 0 && *d != '\0') - d++; - dlen = d - dst; - n = siz - dlen; - - if (n == 0) - return (dlen + strlen(s)); - while (*s != '\0') { - if (n != 1) { - *d++ = *s; - n--; - } - s++; - } - *d = '\0'; - - return (dlen + (s - src)); /* count does not include NUL */ -} - -char *str_replace(const char *str, const char *old, const char *new) -{ - const char *ins; - char *result, *tmp; - size_t len_old, len_new, len_front, len_result; - int count; - - if (!str || !old || !new) - return NULL; - len_old = strlen(old); - if (len_old == 0) - return NULL; - len_new = strlen(new); - - ins = str; - for (count = 0; (tmp = strstr(ins, old)); ++count) { - ins = tmp + len_old; - } - - len_result = strlen(str) + (len_new - len_old) * count + 1; - tmp = result = malloc(len_result); - if (!result) - return NULL; - - while (count--) { - ins = strstr(str, old); - len_front = ins - str; - tmp = strncpy(tmp, str, len_front) + len_front; - strlcpy(tmp, new, len_result); - tmp += len_new; - str += len_front + len_old; - } - strlcpy(tmp, str, len_result); - return result; -} - |