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Initial revision

    1: /* $Id: upnpreplyparse.c,v 1.1 2012/02/21 23:16:02 misho Exp $ */
    2: /* MiniUPnP project
    3:  * http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
    4:  * (c) 2006 Thomas Bernard 
    5:  * This software is subject to the conditions detailed
    6:  * in the LICENCE file provided within the distribution */
    7: 
    8: #include <stdlib.h>
    9: #include <string.h>
   10: #include <stdio.h>
   11: 
   12: #include "upnpreplyparse.h"
   13: #include "minixml.h"
   14: 
   15: static void
   16: NameValueParserStartElt(void * d, const char * name, int l)
   17: {
   18:     struct NameValueParserData * data = (struct NameValueParserData *)d;
   19:     if(l>63)
   20:         l = 63;
   21:     memcpy(data->curelt, name, l);
   22:     data->curelt[l] = '\0';
   23: }
   24: 
   25: static void
   26: NameValueParserGetData(void * d, const char * datas, int l)
   27: {
   28:     struct NameValueParserData * data = (struct NameValueParserData *)d;
   29:     struct NameValue * nv;
   30:     nv = malloc(sizeof(struct NameValue));
   31:     if(l>63)
   32:         l = 63;
   33:     strncpy(nv->name, data->curelt, 64);
   34: 	nv->name[63] = '\0';
   35:     memcpy(nv->value, datas, l);
   36:     nv->value[l] = '\0';
   37:     LIST_INSERT_HEAD( &(data->head), nv, entries);
   38: }
   39: 
   40: void
   41: ParseNameValue(const char * buffer, int bufsize,
   42:                     struct NameValueParserData * data)
   43: {
   44:     struct xmlparser parser;
   45:     LIST_INIT(&(data->head));
   46:     /* init xmlparser object */
   47:     parser.xmlstart = buffer;
   48:     parser.xmlsize = bufsize;
   49:     parser.data = data;
   50:     parser.starteltfunc = NameValueParserStartElt;
   51:     parser.endeltfunc = 0;
   52:     parser.datafunc = NameValueParserGetData;
   53: 	parser.attfunc = 0;
   54:     parsexml(&parser);
   55: }
   56: 
   57: void
   58: ClearNameValueList(struct NameValueParserData * pdata)
   59: {
   60:     struct NameValue * nv;
   61:     while((nv = pdata->head.lh_first) != NULL)
   62:     {
   63:         LIST_REMOVE(nv, entries);
   64:         free(nv);
   65:     }
   66: }
   67: 
   68: char * 
   69: GetValueFromNameValueList(struct NameValueParserData * pdata,
   70:                           const char * Name)
   71: {
   72:     struct NameValue * nv;
   73:     char * p = NULL;
   74:     for(nv = pdata->head.lh_first;
   75:         (nv != NULL) && (p == NULL);
   76:         nv = nv->entries.le_next)
   77:     {
   78:         if(strcmp(nv->name, Name) == 0)
   79:             p = nv->value;
   80:     }
   81:     return p;
   82: }
   83: 
   84: #if 0
   85: /* useless now that minixml ignores namespaces by itself */
   86: char *
   87: GetValueFromNameValueListIgnoreNS(struct NameValueParserData * pdata,
   88:                                   const char * Name)
   89: {
   90: 	struct NameValue * nv;
   91: 	char * p = NULL;
   92: 	char * pname;
   93: 	for(nv = pdata->head.lh_first;
   94: 	    (nv != NULL) && (p == NULL);
   95: 		nv = nv->entries.le_next)
   96: 	{
   97: 		pname = strrchr(nv->name, ':');
   98: 		if(pname)
   99: 			pname++;
  100: 		else
  101: 			pname = nv->name;
  102: 		if(strcmp(pname, Name)==0)
  103: 			p = nv->value;
  104: 	}
  105: 	return p;
  106: }
  107: #endif
  108: 
  109: /* debug all-in-one function 
  110:  * do parsing then display to stdout */
  111: #ifdef DEBUG
  112: void
  113: DisplayNameValueList(char * buffer, int bufsize)
  114: {
  115:     struct NameValueParserData pdata;
  116:     struct NameValue * nv;
  117:     ParseNameValue(buffer, bufsize, &pdata);
  118:     for(nv = pdata.head.lh_first;
  119:         nv != NULL;
  120:         nv = nv->entries.le_next)
  121:     {
  122:         printf("%s = %s\n", nv->name, nv->value);
  123:     }
  124:     ClearNameValueList(&pdata);
  125: }
  126: #endif
  127: