diff options
| -rw-r--r-- | sys/conf/files | 1 | ||||
| -rw-r--r-- | sys/libkern/strcasecmp.c | 69 | ||||
| -rw-r--r-- | sys/sys/libkern.h | 2 |
3 files changed, 72 insertions, 0 deletions
diff --git a/sys/conf/files b/sys/conf/files index acddda1..f73ccd8 100644 --- a/sys/conf/files +++ b/sys/conf/files @@ -1331,6 +1331,7 @@ libkern/random.c standard libkern/rindex.c standard libkern/scanc.c standard libkern/skpc.c standard +libkern/strcasecmp.c standard libkern/strcat.c standard libkern/strcmp.c standard libkern/strcpy.c standard diff --git a/sys/libkern/strcasecmp.c b/sys/libkern/strcasecmp.c new file mode 100644 index 0000000..8e65827 --- /dev/null +++ b/sys/libkern/strcasecmp.c @@ -0,0 +1,69 @@ +/* + * Copyright (c) 1987, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/ctype.h> +#include <sys/libkern.h> + +int +strcasecmp(const char *s1, const char *s2) +{ + const u_char *us1 = (const u_char *)s1, *us2 = (const u_char *)s2; + + while (tolower(*us1) == tolower(*us2++)) { + if (*us1++ == '\0') + return (0); + } + return (tolower(*us1) - tolower(*--us2)); +} + +int +strncasecmp(const char *s1, const char *s2, size_t n) +{ + + if (n != 0) { + const u_char *us1 = (const u_char *)s1; + const u_char *us2 = (const u_char *)s2; + + do { + if (tolower(*us1) != tolower(*us2++)) + return (tolower(*us1) - tolower(*--us2)); + if (*us1++ == '\0') + break; + } while (--n != 0); + } + return (0); +} diff --git a/sys/sys/libkern.h b/sys/sys/libkern.h index 71afd41..63c0e17 100644 --- a/sys/sys/libkern.h +++ b/sys/sys/libkern.h @@ -95,6 +95,7 @@ char *rindex(const char *, int); int scanc(u_int, const u_char *, const u_char *, int); int skpc(int, int, char *); void srandom(u_long); +int strcasecmp(const char *, const char *); char *strcat(char * __restrict, const char * __restrict); int strcmp(const char *, const char *); char *strcpy(char * __restrict, const char * __restrict); @@ -102,6 +103,7 @@ char *strdup(const char *__restrict, struct malloc_type *); size_t strlcat(char *, const char *, size_t); size_t strlcpy(char *, const char *, size_t); size_t strlen(const char *); +int strncasecmp(const char *, const char *, size_t); int strncmp(const char *, const char *, size_t); char *strncpy(char * __restrict, const char * __restrict, size_t); char *strsep(char **, const char *delim); |
