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Diff for /libaitio/src/Attic/tools.c between versions 1.3 and 1.5.4.2

version 1.3, 2010/09/10 12:39:41 version 1.5.4.2, 2011/10/14 07:39:47
Line 1 Line 1
 /*************************************************************************  /*************************************************************************
* (C) 2008 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>* (C) 2008 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
*  by Michael Pounov <misho@openbsd-bg.org>*  by Michael Pounov <misho@elwix.org>
 *  *
 * $Author$  * $Author$
 * $Id$  * $Id$
 *  *
*************************************************************************/**************************************************************************
 The ELWIX and AITNET software is distributed under the following
 terms:
 
 All of the documentation and software included in the ELWIX and AITNET
 Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
 
 Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
         by Michael Pounov <misho@elwix.org>.  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 Michael Pounov <misho@elwix.org>
 ELWIX - Embedded LightWeight unIX and its contributors.
 4. Neither the name of AITNET 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 AITNET 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 "global.h"  #include "global.h"
 #include "aitio.h"  #include "aitio.h"
   
Line 15 Line 52
  * @psLine = Text string   * @psLine = Text string
  * return: 0 nothing to do; !=0 Removed bytes   * return: 0 nothing to do; !=0 Removed bytes
 */  */
inline int io_LTrimStr(u_char * __restrict psLine)inline int
 io_LTrimStr(u_char * __restrict psLine)
 {  {
         int pos = 0;          int pos = 0;
         u_char *s;          u_char *s;
Line 35  inline int io_LTrimStr(u_char * __restrict psLine) Line 73  inline int io_LTrimStr(u_char * __restrict psLine)
  * @psLine = Text string   * @psLine = Text string
  * return: 0 nothing to do; !=0 Removed bytes   * return: 0 nothing to do; !=0 Removed bytes
 */  */
inline int io_RTrimStr(u_char * __restrict psLine)inline int
 io_RTrimStr(u_char * __restrict psLine)
 {  {
         u_char *t, *pos;          u_char *t, *pos;
   
Line 54  inline int io_RTrimStr(u_char * __restrict psLine) Line 93  inline int io_RTrimStr(u_char * __restrict psLine)
  * @psLine = Text string   * @psLine = Text string
  * return: 0 nothing to do; !=0 Removed bytes   * return: 0 nothing to do; !=0 Removed bytes
 */  */
inline int io_TrimStr(u_char * __restrict psLine)inline int
 io_TrimStr(u_char * __restrict psLine)
 {  {
         int ret = 0;          int ret = 0;
   
Line 69  inline int io_TrimStr(u_char * __restrict psLine) Line 109  inline int io_TrimStr(u_char * __restrict psLine)
  * @psLine = Text string   * @psLine = Text string
  * return: 0 nothing to do; 1 successful unquoted string   * return: 0 nothing to do; 1 successful unquoted string
 */  */
inline int io_UnquotStr(u_char * __restrict psLine)inline int
 io_UnquotStr(u_char * __restrict psLine)
 {  {
         char *pos, *str = NULL;          char *pos, *str = NULL;
         int flg;          int flg;
Line 102  inline int io_UnquotStr(u_char * __restrict psLine) Line 143  inline int io_UnquotStr(u_char * __restrict psLine)
  * @lineLen = Length of Text string   * @lineLen = Length of Text string
  * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free)   * return: NULL nothing to do or error; !=0 Allocated new converted data without term\0 (must be free)
 */  */
inline u_char *io_Ch2Hex(u_char *psLine, int lineLen)inline u_char *
 io_Ch2Hex(u_char *psLine, int lineLen)
 {  {
         register int i;          register int i;
         char szWork[3];          char szWork[3];
Line 133  inline u_char *io_Ch2Hex(u_char *psLine, int lineLen) Line 175  inline u_char *io_Ch2Hex(u_char *psLine, int lineLen)
  * @lineLen = Length of Text string   * @lineLen = Length of Text string
  * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free)   * return: NULL nothing to do or error; !=0 Allocated new converted string(must be free)
 */  */
inline char *io_Hex2Ch(u_char *psLine, int lineLen)inline char *
 io_Hex2Ch(u_char *psLine, int lineLen)
 {  {
         register int i;          register int i;
         char szWork[3], *str;          char szWork[3], *str;
Line 155  inline char *io_Hex2Ch(u_char *psLine, int lineLen) Line 198  inline char *io_Hex2Ch(u_char *psLine, int lineLen)
         }          }
   
         return str;          return str;
   }
   
   /*
    * io_CopyEnv() Copy environment to new environment array;
    * @oldenv = Environment array
    * return: NULL error; !=NULL Allocated new environment array(must be free)
   */
   char **
   io_CopyEnv(const char **oldenv)
   {
           char **newenv, **el;
           register int i, num;
   
           if (!oldenv)
                   return NULL;
           else
                   newenv = el = NULL;
   
           /* count items environment */
           for (i = num = 0; oldenv[i]; i++)
                   if (*strchr(oldenv[i], '='))
                           num++;
   
           /* create and copy new environment */
           newenv = calloc(num + 1, sizeof(char*));
           if (!newenv) {
                   LOGERR;
                   return NULL;
           } else
                   el = newenv;
   
           for (i = 0; oldenv[i]; i++)
                   if (*strchr(oldenv[i], '=')) {
                           *el = strdup(oldenv[i]);
                           el++;
                   }
           *el = NULL;
   
           return newenv;
   }
   
   /*
    * io_ExecArgs() Build exec arguments from other array
    * @psProg = Program name for execute
    * @oldarg = Arguments array
    * return: NULL error; !=NULL Allocated execution array(must be free)
   */
   char **
   io_ExecArgs(const char *psProg, const char **oldarg)
   {
           char **newarg, **el;
           register int i, num;
   
           if (!psProg || !oldarg)
                   return NULL;
           else
                   newarg = el = NULL;
   
           /* count items arguments */
           for (num = 0; oldarg[num]; num++);
   
           /* create and copy new arguments */
           newarg = calloc(num + 2, sizeof(char*));
           if (!newarg) {
                   LOGERR;
                   return NULL;
           } else
                   el = newarg;
   
           *el = strdup(psProg);
           el++;
   
           for (i = 0; oldarg[i]; i++, el++)
                   *el = strdup(oldarg[i]);
           *el = NULL;
   
           return newarg;
   }
   
   /*
    * io_FreeNullTerm() Free dynamic allocated null terminated array with strings
    * @arr = Pointer to array for free
    * return: none
   */
   inline void
   io_FreeNullTerm(char *** __restrict arr)
   {
           char **a;
   
           if (arr && *arr) {
                   a = *arr;
                   while (a && *a)
                           free(*a++);
                   free(*arr);
                   *arr = NULL;
           }
   }
   
   /*
    * io_ether_ntoa() Convert ethernet address to string
    * @n = ethernet address structure, like struct ether_addr
    * @a = string
    * @len = string length
    * return: NULL error or !=NULL string a
    */
   inline char *
   io_ether_ntoa(const struct io_ether_addr *n, char * __restrict a, int len)
   {
           if (!n || !a)
                   return NULL;
   
           memset(a, 0, len);
           if (snprintf(a, len, "%02x:%02x:%02x:%02x:%02x:%02x", 
                           n->ether_addr_octet[0], n->ether_addr_octet[1], 
                           n->ether_addr_octet[2], n->ether_addr_octet[3], 
                           n->ether_addr_octet[4], n->ether_addr_octet[5]) < 17)
                   return NULL;
   
           return a;
   }
   
   /*
    * io_ether_aton() Convert string to ethernet address
    * @a = string
    * @e = ethernet address structure, like struct ether_addr
    * return: NULL error or !=NULL ethernet address structure
    */
   inline struct io_ether_addr *
   io_ether_aton(const char *a, struct io_ether_addr *e)
   {                       
           int i;
           u_int o0, o1, o2, o3, o4, o5;
   
           if (!a || !e)
                   return NULL;
   
           i = sscanf(a, "%x:%x:%x:%x:%x:%x", &o0, &o1, &o2, &o3, &o4, &o5);
           if (i != 6)
                   return NULL;
   
           e->ether_addr_octet[0] = o0;
           e->ether_addr_octet[1] = o1;
           e->ether_addr_octet[2] = o2;
           e->ether_addr_octet[3] = o3;
           e->ether_addr_octet[4] = o4;
           e->ether_addr_octet[5] = o5;
   
           return e;
 }  }
Removed from v.1.3  
changed lines
  Added in v.1.5.4.2

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