diff options
Diffstat (limited to 'os')
| -rw-r--r-- | os/Makefile.am | 2 | ||||
| -rw-r--r-- | os/strcasecmp.c | 70 | ||||
| -rw-r--r-- | os/strcasestr.c | 64 |
3 files changed, 136 insertions, 0 deletions
diff --git a/os/Makefile.am b/os/Makefile.am index 16e4bfacc..16ecc15ae 100644 --- a/os/Makefile.am +++ b/os/Makefile.am @@ -18,6 +18,8 @@ libos_la_SOURCES = \ osdep.h \ osinit.c \ utils.c \ + strcasecmp.c \ + strcasestr.c \ xdmauth.c \ xstrans.c \ xprintf.c \ diff --git a/os/strcasecmp.c b/os/strcasecmp.c new file mode 100644 index 000000000..ca1051dc1 --- /dev/null +++ b/os/strcasecmp.c @@ -0,0 +1,70 @@ +/* + * 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. + * 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. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <ctype.h> +#include "dix.h" + +#ifdef NEED_STRCASECMP +int +xstrcasecmp(const char *str1, const char *str2) +{ + const u_char *us1 = (const u_char *)str1, *us2 = (const u_char *)str2; + + while (tolower(*us1) == tolower(*us2)) { + if (*us1++ == '\0') + return (0); + us2++; + } + + return (tolower(*us1) - tolower(*us2)); +} +#endif + +#ifdef NEED_STRNCASECMP +int +xstrncasecmp(const char *s1, const char *s2, size_t n) +{ + if (n != 0) { + const u_char *us1 = (const u_char *)s1, *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; +} +#endif diff --git a/os/strcasestr.c b/os/strcasestr.c new file mode 100644 index 000000000..b3d45495c --- /dev/null +++ b/os/strcasestr.c @@ -0,0 +1,64 @@ +/*- + * Copyright (c) 1990, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Chris Torek. + * + * 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. + * 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. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <ctype.h> +#include <string.h> +#include "dix.h" + +/* + * Find the first occurrence of find in s, ignore case. + */ +#ifdef NEED_STRCASESTR +char * +xstrcasestr(const char *s, const char *find) +{ + char c, sc; + size_t len; + + if ((c = *find++) != 0) { + c = tolower((unsigned char)c); + len = strlen(find); + do { + do { + if ((sc = *s++) == 0) + return (NULL); + } while ((char)tolower((unsigned char)sc) != c); + } while (strncasecmp(s, find, len) != 0); + s--; + } + return ((char *)s); +} +#endif |