source: trunk/zoo-kernel/ulinet.c @ 1

Last change on this file since 1 was 1, checked in by djay, 11 years ago

Initial ZOO SVN Repository Import.

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1/**
2 *  ulinet.c
3 *
4 * Author : Gérald FENOY
5 *
6 * Copyright (c) 2008-2010 GeoLabs SARL
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy
9 * of this software and associated documentation files (the "Software"), to deal
10 * in the Software without restriction, including without limitation the rights
11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 * copies of the Software, and to permit persons to whom the Software is
13 * furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 * THE SOFTWARE.
25 *
26 */
27
28#define _ULINET
29#include "ulinet.h"
30#include <assert.h>
31
32size_t write_data_into(void *buffer, size_t size, size_t nmemb, void *data){
33  size_t realsize = size * nmemb;
34  HINTERNET *psInternet;
35  if(buffer==NULL || strlen((char*)buffer)==0){
36    buffer=NULL;
37    return -1;
38  }
39  psInternet=(HINTERNET *)data;
40  if(psInternet->pabyData){
41    psInternet->pabyData=(char*)realloc(psInternet->pabyData,psInternet->nDataLen+realsize+1);
42    psInternet->nDataAlloc+=psInternet->nDataLen+realsize+1;
43  }
44  else{
45    psInternet->pabyData=(char*)malloc(psInternet->nDataLen+realsize+1);
46    psInternet->nDataAlloc=realsize+1;
47  }
48
49  if (psInternet->pabyData) {
50    memcpy( psInternet->pabyData + psInternet->nDataLen, buffer, realsize);
51    psInternet->nDataLen += realsize;
52    psInternet->pabyData[psInternet->nDataLen] = 0;
53  }
54
55  buffer=NULL;
56  return realsize;
57}
58
59size_t header_write_data(void *buffer, size_t size, size_t nmemb, void *data){
60  if(strncmp("Set-Cookie: ",buffer,12)==0){
61    int i;
62    char env[1024];
63    char path[1024];
64    char domain[1024];
65        char* tmp;
66    for(i=0;i<12;i++)
67#ifndef WIN32
68      buffer++;
69#else
70        ;
71#endif
72    sscanf(buffer,"%s; path=%s; domain=%s",env,path,domain);
73    tmp=strcat(env,CCookie);
74#ifdef MSG_LAF_OUT
75    printf("\n**Cookie env : [%s] , path : [%s], domain : [%s]**\n",env,path,domain);
76    printf("buffer : %d (%s) (%s) (%s)\n",(buffer==NULL),buffer,tmp,CCookie);
77#endif
78    strcpy(CCookie,tmp);
79  }
80  return size * nmemb;//write_data_into(buffer,size,nmemb,data,HEADER);
81};
82
83
84void setProxy(CURL* handle,char* host,long port){
85}
86
87/**
88 * MACOSX
89 */
90#if defined(macintosh) || (defined(__MACH__) && defined(__APPLE__))
91
92
93char* CFStringToCString(CFStringRef dest,char *buffer){
94  CFStringEncoding encoding = kCFStringEncodingUTF8;
95  Boolean bool2 = CFStringGetCString(dest,buffer,1024,encoding);
96  if(bool2){
97    printf("Loaded into local_buffer");
98    return buffer;
99  }
100  return NULL;
101}
102
103OSStatus setProxiesForProtcol(CURL* handle,const char *proto){
104  OSStatus              err;
105  CFDictionaryRef proxyDict;
106  CFArrayRef            proxies;
107 
108  CFStringRef key_enabled;
109  CFStringRef key_host;
110  CFStringRef key_port;
111 
112  bool proxy_enabled;
113  char *proxy_host;
114  long proxy_port;
115 
116  proxyDict = NULL;
117  proxies = NULL;
118
119  err = noErr;
120  proxyDict = SCDynamicStoreCopyProxies(NULL);
121
122  if(proto=="http"){
123      key_enabled=kSCPropNetProxiesHTTPEnable;
124      key_host=kSCPropNetProxiesHTTPProxy;
125      key_port=kSCPropNetProxiesHTTPPort;
126  }
127  else
128    if(proto=="https"){
129      key_enabled=kSCPropNetProxiesHTTPSEnable;
130      key_host=kSCPropNetProxiesHTTPSProxy;
131      key_port=kSCPropNetProxiesHTTPSPort;
132    }
133
134  CFNumberGetValue(CFDictionaryGetValue(proxyDict,key_enabled),kCFNumberIntType,&proxy_enabled);
135  if(proxy_enabled){
136    CFNumberGetValue(CFDictionaryGetValue(proxyDict,key_port),CFNumberGetType(CFDictionaryGetValue(proxyDict,key_port)),&proxy_port);
137    char buffer[1024];
138    CFStringToCString(CFDictionaryGetValue(proxyDict,key_host),buffer);
139    proxy_host=buffer;
140
141#ifdef MSG_LAF_VERBOSE
142    printf("\n**[PROXY SETTINGS DETECTION %s (%d) %s:%li (%s)]**\n",proto,proxy_enabled,(char*)proxy_host,proxy_port,buffer);
143#endif
144
145    if (proxyDict == NULL) {
146      err = coreFoundationUnknownErr;
147    }
148
149    setProxy(handle,proxy_host,proxy_port);
150  }
151  return err;
152}
153#else
154/**
155 * Linux (Gnome)
156 */
157bool setProxiesForProtcol(CURL* handle,const char *proto){
158#ifdef MSG_LAF_VERBOSE
159  fprintf( stderr, "setProxiesForProtocol (do nothing) ...\n" );
160#endif
161}
162#endif
163
164HINTERNET InternetOpen(char* lpszAgent,int dwAccessType,char* lpszProxyName,char* lpszProxyBypass,int dwFlags){
165 
166  HINTERNET ret;
167  struct MemoryStruct header;
168  ret.hasCacheFile=0;
169  ret.nDataAlloc = 0;
170
171  ret.handle=curl_easy_init();
172
173  curl_easy_setopt(ret.handle, CURLOPT_COOKIEFILE, "ALL");
174#ifndef TIGER
175  curl_easy_setopt(ret.handle, CURLOPT_COOKIELIST, "ALL");
176#endif
177  curl_easy_setopt(ret.handle, CURLOPT_USERAGENT, lpszAgent);
178 
179  curl_easy_setopt(ret.handle,CURLOPT_FOLLOWLOCATION,1);
180  curl_easy_setopt(ret.handle,CURLOPT_MAXREDIRS,3);
181 
182  header.memory=NULL;
183  header.size = 0;
184
185  curl_easy_setopt(ret.handle, CURLOPT_HEADERFUNCTION, header_write_data);
186  curl_easy_setopt(ret.handle, CURLOPT_WRITEHEADER, (void *)&header);
187
188#ifdef MSG_LAF_VERBOSE
189  curl_easy_setopt(ret.handle, CURLOPT_VERBOSE, 1);
190#endif
191
192  return ret;
193}
194
195static size_t 
196CurlWriteCB(void *buffer, size_t size, size_t nmemb, void *reqInfo){
197  HINTERNET *psInternet = (HINTERNET *) reqInfo;
198
199  memcpy( psInternet->pabyData + psInternet->nDataLen, buffer,  nmemb * size );
200  psInternet->nDataLen += nmemb * size;
201  psInternet->pabyData[psInternet->nDataLen] = 0;
202
203  return nmemb *size;
204}
205
206void InternetCloseHandle(HINTERNET handle){
207  if(handle.hasCacheFile>0){
208    fclose(handle.file);
209    unlink(handle.filename);
210  }
211  else{
212    handle.pabyData = NULL;
213    handle.nDataAlloc = handle.nDataLen = 0;
214  }
215  if(handle.handle)
216    curl_easy_cleanup(handle.handle);
217}
218
219HINTERNET InternetOpenUrl(HINTERNET hInternet,LPCTSTR lpszUrl,LPCTSTR lpszHeaders,size_t dwHeadersLength,size_t dwFlags,size_t dwContext){
220
221  char filename[255];
222  hInternet.nDataLen = 0;
223
224  hInternet.nDataAlloc = 0;
225  hInternet.pabyData= NULL;
226     
227  switch(dwFlags)
228    {
229    case INTERNET_FLAG_NO_CACHE_WRITE:   
230      hInternet.hasCacheFile=-1;
231      curl_easy_setopt(hInternet.handle, CURLOPT_WRITEFUNCTION, write_data_into);
232      curl_easy_setopt(hInternet.handle, CURLOPT_WRITEDATA, &hInternet);
233      break;
234    default:
235      sprintf(filename,"/tmp/HTCcache%d",(int)time(NULL));
236      printf("file=%s",filename);
237#ifdef MSG_LAF_VERBOSE
238      printf("file=%s",filename);
239#endif
240      hInternet.filename=filename;
241      hInternet.file=fopen(hInternet.filename,"w+");
242   
243      hInternet.hasCacheFile=1;
244      curl_easy_setopt(hInternet.handle, CURLOPT_WRITEFUNCTION, NULL);
245      curl_easy_setopt(hInternet.handle, CURLOPT_WRITEDATA, hInternet.file);
246      hInternet.nDataLen=0;
247      break;
248    }
249#ifdef ULINET_DEBUG
250  fprintf(stderr,"URL (%s)\nBODY (%s)\n",lpszUrl,lpszHeaders);
251#endif
252  if(lpszHeaders!=NULL && strlen(lpszHeaders)>0){
253#ifdef MSG_LAF_VERBOSE
254    fprintf(stderr,"FROM ULINET !!");
255    fprintf(stderr,"HEADER : %s\n",lpszHeaders);
256#endif
257    //curl_easy_setopt(hInternet.handle,CURLOPT_COOKIE,lpszHeaders);
258    curl_easy_setopt(hInternet.handle,CURLOPT_POST,1);
259#ifdef ULINET_DEBUG
260    fprintf(stderr,"** (%s) %d **\n",lpszHeaders,dwHeadersLength);
261#endif
262    curl_easy_setopt(hInternet.handle,CURLOPT_POSTFIELDS,lpszHeaders);
263    //curl_easy_setopt(hInternet.handle,CURLOPT_POSTFIELDSIZE,dwHeadersLength+1);
264    if(hInternet.header!=NULL)
265      curl_easy_setopt(hInternet.handle,CURLOPT_HTTPHEADER,hInternet.header);
266  }
267
268  curl_easy_setopt(hInternet.handle,CURLOPT_URL,lpszUrl);
269  curl_easy_perform(hInternet.handle);
270
271  return hInternet;
272};
273
274int freeCookieList(HINTERNET hInternet){
275  memset(&CCookie[0],0,1024);
276#ifndef TIGER
277  curl_easy_setopt(hInternet.handle, CURLOPT_COOKIELIST, "ALL");
278#endif
279  return 1;
280}
281
282int InternetReadFile(HINTERNET hInternet,LPVOID lpBuffer,int dwNumberOfBytesToRead, size_t *lpdwNumberOfBytesRead){
283  int dwDataSize;
284
285  if(hInternet.hasCacheFile>0){
286    fseek (hInternet.file , 0 , SEEK_END);
287    dwDataSize=ftell(hInternet.file); //taille du ficher
288    rewind (hInternet.file);
289  }
290  else{
291    memset(lpBuffer,0,hInternet.nDataLen+1);
292    memcpy( lpBuffer, hInternet.pabyData, hInternet.nDataLen );
293    dwDataSize=hInternet.nDataLen;
294    free( hInternet.pabyData );
295    hInternet.pabyData=NULL;
296  }
297
298  if( dwNumberOfBytesToRead /* buffer size */ < dwDataSize )
299    return 0;
300
301#ifdef MSG_LAF_VERBOSE
302  printf("\nfile size : %dko\n",dwDataSize/1024);
303#endif
304
305  if(hInternet.hasCacheFile>0){
306    *lpdwNumberOfBytesRead = fread(lpBuffer,1,dwDataSize,hInternet.file); 
307  }
308  else{
309    *lpdwNumberOfBytesRead = hInternet.nDataLen;
310    free( hInternet.pabyData );
311    hInternet.pabyData = NULL;
312    hInternet.nDataAlloc = hInternet.nDataLen = 0;
313  }
314
315  CCookie[0]=0;
316
317  if( *lpdwNumberOfBytesRead < dwDataSize )
318      return 0;
319  else
320      return 1; // TRUE
321}
322
323bool InternetGetCookie(LPCTSTR lpszUrl,LPCTSTR lpszCookieName,LPTSTR lpszCookieData,LPDWORD lpdwSize){
324
325  bool ret=1; 
326  int count=0;
327  int hasCookie=-1;
328  char TMP[1024];
329  int j;
330  int tmpC=0;
331  lpszUrl=NULL;
332
333  for(j=0;j<strlen(CCookie);j++){
334    if(lpszCookieName[count]==CCookie[j]){
335      hasCookie=1;
336      count++;
337      if(count==strlen(lpszCookieName))
338        break;
339      continue;
340    }
341  }
342
343  if(hasCookie>0){
344    if(CCookie[count]=='='){
345      int i=0;
346      count++;
347      for(i=count;i<strlen(CCookie);i++){
348        if(CCookie[i]!=';'){
349          TMP[tmpC]=CCookie[i];
350          tmpC++;
351        }
352        else{
353          break;
354        }
355      }
356    }
357  }
358  else
359    return -1;
360
361  TMP[tmpC]=0;
362  strncpy(lpszCookieData,TMP,strlen(TMP)+1);
363  lpdwSize=(size_t*) strlen(lpszCookieData);
364
365#ifdef MSG_LAF_VERBOSE
366  printf("Cookie returned : (%s)",(char*)lpszCookieData);
367#endif
368
369  return ret;
370
371}
372
373#ifdef USE_JS
374#include "jsapi.h"
375
376char* JSValToChar(JSContext* context, jsval* arg) {
377  if(!JSVAL_IS_STRING(*arg)) {
378    return NULL;
379  }
380  char *c, *tmp;
381  JSString *jsmsg;
382  size_t len;
383  jsmsg = JS_ValueToString(context,*arg);
384  len = JS_GetStringLength(jsmsg);
385  tmp = JS_GetStringBytes(jsmsg);
386  c = (char*)malloc((len+1)*sizeof(char));
387  c[len] = '\0';
388  int i;
389#ifdef ULINET_DEBUG
390  fprintf(stderr,"%d \n",len);
391#endif
392  for(i = 0;i < len;i++) {
393    c[i] = tmp[i];
394    c[i+1] = 0;
395  }
396#ifdef ULINET_DEBUG
397  fprintf(stderr,"%s \n",c);
398#endif
399  return c;
400}
401
402HINTERNET setHeader(HINTERNET handle,JSContext *cx,JSObject *header){
403  jsuint length=0;
404#ifdef ULINET_DEBUG
405  fprintf(stderr,"setHeader\n");
406#endif
407  if(JS_IsArrayObject(cx,header)){
408#ifdef ULINET_DEBUG
409    fprintf(stderr,"header is an array\n");
410#endif
411    JS_GetArrayLength(cx,header,&length);
412#ifdef ULINET_DEBUG
413    fprintf(stderr,"header is an array of %d elements\n",length);
414#endif
415    jsint i=0;
416    handle.header=NULL;
417    for(i=0;i<length;i++){
418      jsval tmp;
419      JS_GetElement(cx,header,i,&tmp);
420      char *tmp1=JSValToChar(cx,&tmp);
421#ifdef ULINET_DEBUG
422      fprintf(stderr,"Element of array n° %d, value : %s\n",i,tmp1);
423#endif
424      handle.header=curl_slist_append(handle.header, tmp1);
425      free(tmp1);
426    }
427  }
428  else{
429    fprintf(stderr,"not an array !!!!!!!\n");
430  }
431  return handle;
432}
433
434JSBool
435JSRequest(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
436{
437  HINTERNET hInternet;
438  char *url;
439  char *method;
440  JS_MaybeGC(cx);
441  hInternet=InternetOpen((LPCTSTR)"ZooWPSClient\0",
442                         INTERNET_OPEN_TYPE_PRECONFIG,
443                         NULL,NULL, 0);
444  if(!CHECK_INET_HANDLE(hInternet))
445    return JS_FALSE;
446  int i=0;
447  if(argc>=2){
448    method=JSValToChar(cx,&argv[0]);
449    url=JSValToChar(cx,&argv[1]);
450  }
451  else{
452    method=strdup("GET");
453    url=JSValToChar(cx,argv);
454  }
455  HINTERNET res;
456  if(argc==4){
457    char *body;
458    body=JSValToChar(cx,&argv[2]);
459    JSObject *header=JSVAL_TO_OBJECT(argv[3]);
460    HINTERNET res1;
461#ifdef ULINET_DEBUG
462    fprintf(stderr,"URL (%s) \nBODY (%s)\n",url,body);
463#endif
464    if(JS_IsArrayObject(cx,header))
465      res1=setHeader(hInternet,cx,header);
466#ifdef ULINET_DEBUG
467    fprintf(stderr,"BODY (%s)\n",body);
468#endif
469    res=InternetOpenUrl(res1,url,body,strlen(body),
470                        INTERNET_FLAG_NO_CACHE_WRITE,0);   
471    free(body);
472  }else{
473    if(argc==3){
474      char *body=JSValToChar(cx,&argv[2]);
475      res=InternetOpenUrl(hInternet,url,body,strlen(body),
476                          INTERNET_FLAG_NO_CACHE_WRITE,0);
477      free(body);
478    }
479    res=InternetOpenUrl(hInternet,url,NULL,0,
480                        INTERNET_FLAG_NO_CACHE_WRITE,0);
481  }
482  char* tmpValue=(char*)malloc((res.nDataLen+1)*sizeof(char));
483  size_t dwRead;
484  InternetReadFile(res,(LPVOID)tmpValue,res.nDataLen,&dwRead);
485#ifdef ULINET_DEBUG
486  fprintf(stderr,"content downloaded (%d) (%s) \n",dwRead,tmpValue);
487#endif
488  *rval=STRING_TO_JSVAL(JS_NewString(cx,tmpValue,strlen(tmpValue)));
489  free(url);
490  if(argc>=2)
491    free(method);
492  if(argc==4 && res.header!=NULL){
493    curl_slist_free_all(res.header);
494  }
495  InternetCloseHandle(hInternet);
496  JS_MaybeGC(cx);
497  return JS_TRUE;
498}
499#endif
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