release/src-rt-6.x.4708/cfe/cfe/lib/lib_string2.c

   1 /*  *********************************************************************
   2     *  Broadcom Common Firmware Environment (CFE)
   3     *
   4     *  More string routines                     File: lib_string2.c
   5     *
   6     *  More routines to muck with strings; these routines typically
   7     *  need malloc to operate.  This way lib_string.c can be incorporated
   8     *  into other programs that don't need malloc
   9     *
  10     *  Author:  Mitch Lichtenberg (mpl@broadcom.com)
  11     *
  12     *********************************************************************
  13     *
  14     *  Copyright 2000,2001,2002,2003
  15     *  Broadcom Corporation. All rights reserved.
  16     *
  17     *  This software is furnished under license and may be used and
  18     *  copied only in accordance with the following terms and
  19     *  conditions.  Subject to these conditions, you may download,
  20     *  copy, install, use, modify and distribute modified or unmodified
  21     *  copies of this software in source and/or binary form.  No title
  22     *  or ownership is transferred hereby.
  23     *
  24     *  1) Any source code used, modified or distributed must reproduce
  25     *     and retain this copyright notice and list of conditions
  26     *     as they appear in the source file.
  27     *
  28     *  2) No right is granted to use any trade name, trademark, or
  29     *     logo of Broadcom Corporation.  The "Broadcom Corporation"
  30     *     name may not be used to endorse or promote products derived
  31     *     from this software without the prior written permission of
  32     *     Broadcom Corporation.
  33     *
  34     *  3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR
  35     *     IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED
  36     *     WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  37     *     PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT
  38     *     SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN
  39     *     PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR DIRECT, INDIRECT,
  40     *     INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  41     *     (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  42     *     GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  43     *     BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  44     *     OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  45     *     TORT (INCLUDING NEGLIGENCE OR OTHERWISE), EVEN IF ADVISED OF
  46     *     THE POSSIBILITY OF SUCH DAMAGE.
  47     ********************************************************************* */
  48
  49
  50
  51 #include "lib_types.h"
  52 #include "lib_malloc.h"
  53 #define _LIB_NO_MACROS_
  54 #include "lib_string.h"
  55
  56
  57 char *lib_strdup(char *str)
  58 {
  59     char *buf;
  60
  61     buf = KMALLOC(lib_strlen(str)+1,0);
  62     if (buf) {
  63         lib_strcpy(buf,str);
  64         }
  65
  66     return buf;
  67 }
  68
  69 void lib_trimleading(char *path)
  70 {
  71     if (*path == '/') {
  72         lib_strcpy(path, path+1);
  73         }
  74
  75     return;
  76 }
  77
  78 void lib_chop_filename(char *str,char **host,char **file)
  79 {
  80     char *p;
  81
  82     *host = str;
  83
  84     p = lib_strchr(str,':');
  85     if (!p) p = lib_strchr(str,'/');
  86
  87     if (p) {
  88         *p++ = '\0';
  89         *file = p;
  90         }
  91     else {
  92         *file = NULL;
  93         }
  94 }