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      8  * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel (at) haxx.se>, et al.
      9  *
     10  * This software is licensed as described in the file COPYING, which
     11  * you should have received as part of this distribution. The terms
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     16  * furnished to do so, under the terms of the COPYING file.
     17  *
     18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
     19  * KIND, either express or implied.
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     21  ***************************************************************************/
     22 /* This is the 'proxyauth.c' test app posted by Shmulik Regev on the libcurl
     23  * mailing list on 10 Jul 2007, converted to a test case.
     24  *
     25  * argv1 = URL
     26  * argv2 = proxy
     27  * argv3 = proxyuser:password
     28  * argv4 = host name to use for the custom Host: header
     29  */
     30 
     31 #include "test.h"
     32 
     33 #ifdef HAVE_LIMITS_H
     34 #include <limits.h>
     35 #endif
     36 
     37 #include "testutil.h"
     38 #include "warnless.h"
     39 #include "memdebug.h"
     40 
     41 #define TEST_HANG_TIMEOUT 60 * 1000
     42 
     43 #define PROXY libtest_arg2
     44 #define PROXYUSERPWD libtest_arg3
     45 #define HOST test_argv[4]
     46 
     47 #define NUM_HANDLES 2
     48 
     49 CURL *eh[NUM_HANDLES];
     50 
     51 static int init(int num, CURLM *cm, const char *url, const char *userpwd,
     52                 struct curl_slist *headers)
     53 {
     54   int res = 0;
     55 
     56   res_easy_init(eh[num]);
     57   if(res)
     58     goto init_failed;
     59 
     60   res_easy_setopt(eh[num], CURLOPT_URL, url);
     61   if(res)
     62     goto init_failed;
     63 
     64   res_easy_setopt(eh[num], CURLOPT_PROXY, PROXY);
     65   if(res)
     66     goto init_failed;
     67 
     68   res_easy_setopt(eh[num], CURLOPT_PROXYUSERPWD, userpwd);
     69   if(res)
     70     goto init_failed;
     71 
     72   res_easy_setopt(eh[num], CURLOPT_PROXYAUTH, (long)CURLAUTH_ANY);
     73   if(res)
     74     goto init_failed;
     75 
     76   res_easy_setopt(eh[num], CURLOPT_VERBOSE, 1L);
     77   if(res)
     78     goto init_failed;
     79 
     80   res_easy_setopt(eh[num], CURLOPT_HEADER, 1L);
     81   if(res)
     82     goto init_failed;
     83 
     84   res_easy_setopt(eh[num], CURLOPT_HTTPHEADER, headers); /* custom Host: */
     85   if(res)
     86     goto init_failed;
     87 
     88   res_multi_add_handle(cm, eh[num]);
     89   if(res)
     90     goto init_failed;
     91 
     92   return 0; /* success */
     93 
     94 init_failed:
     95 
     96   curl_easy_cleanup(eh[num]);
     97   eh[num] = NULL;
     98 
     99   return res; /* failure */
    100 }
    101 
    102 static int loop(int num, CURLM *cm, const char *url, const char *userpwd,
    103                 struct curl_slist *headers)
    104 {
    105   CURLMsg *msg;
    106   long L;
    107   int Q, U = -1;
    108   fd_set R, W, E;
    109   struct timeval T;
    110   int res = 0;
    111 
    112   res = init(num, cm, url, userpwd, headers);
    113   if(res)
    114     return res;
    115 
    116   while(U) {
    117 
    118     int M = -99;
    119 
    120     res_multi_perform(cm, &U);
    121     if(res)
    122       return res;
    123 
    124     res_test_timedout();
    125     if(res)
    126       return res;
    127 
    128     if(U) {
    129       FD_ZERO(&R);
    130       FD_ZERO(&W);
    131       FD_ZERO(&E);
    132 
    133       res_multi_fdset(cm, &R, &W, &E, &M);
    134       if(res)
    135         return res;
    136 
    137       /* At this point, M is guaranteed to be greater or equal than -1. */
    138 
    139       res_multi_timeout(cm, &L);
    140       if(res)
    141         return res;
    142 
    143       /* At this point, L is guaranteed to be greater or equal than -1. */
    144 
    145       if(L != -1) {
    146         int itimeout = (L > (long)INT_MAX) ? INT_MAX : (int)L;
    147         T.tv_sec = itimeout/1000;
    148         T.tv_usec = (itimeout%1000)*1000;
    149       }
    150       else {
    151         T.tv_sec = 5;
    152         T.tv_usec = 0;
    153       }
    154 
    155       res_select_test(M+1, &R, &W, &E, &T);
    156       if(res)
    157         return res;
    158     }
    159 
    160     while((msg = curl_multi_info_read(cm, &Q)) != NULL) {
    161       if(msg->msg == CURLMSG_DONE) {
    162         int i;
    163         CURL *e = msg->easy_handle;
    164         fprintf(stderr, "R: %d - %s\n", (int)msg->data.result,
    165                 curl_easy_strerror(msg->data.result));
    166         curl_multi_remove_handle(cm, e);
    167         curl_easy_cleanup(e);
    168         for(i=0; i < NUM_HANDLES; i++) {
    169           if(eh[i] == e) {
    170             eh[i] = NULL;
    171             break;
    172           }
    173         }
    174       }
    175       else
    176         fprintf(stderr, "E: CURLMsg (%d)\n", (int)msg->msg);
    177     }
    178 
    179     res_test_timedout();
    180     if(res)
    181       return res;
    182   }
    183 
    184   return 0; /* success */
    185 }
    186 
    187 int test(char *URL)
    188 {
    189   CURLM *cm = NULL;
    190   struct curl_slist *headers = NULL;
    191   char buffer[246]; /* naively fixed-size */
    192   int res = 0;
    193   int i;
    194 
    195   for(i=0; i < NUM_HANDLES; i++)
    196     eh[i] = NULL;
    197 
    198   start_test_timing();
    199 
    200   if(test_argc < 4)
    201     return 99;
    202 
    203   snprintf(buffer, sizeof(buffer), "Host: %s", HOST);
    204 
    205   /* now add a custom Host: header */
    206   headers = curl_slist_append(headers, buffer);
    207   if(!headers) {
    208     fprintf(stderr, "curl_slist_append() failed\n");
    209     return TEST_ERR_MAJOR_BAD;
    210   }
    211 
    212   res_global_init(CURL_GLOBAL_ALL);
    213   if(res) {
    214     curl_slist_free_all(headers);
    215     return res;
    216   }
    217 
    218   res_multi_init(cm);
    219   if(res) {
    220     curl_global_cleanup();
    221     curl_slist_free_all(headers);
    222     return res;
    223   }
    224 
    225   res = loop(0, cm, URL, PROXYUSERPWD, headers);
    226   if(res)
    227     goto test_cleanup;
    228 
    229   fprintf(stderr, "lib540: now we do the request again\n");
    230 
    231   res = loop(1, cm, URL, PROXYUSERPWD, headers);
    232 
    233 test_cleanup:
    234 
    235   /* proper cleanup sequence - type PB */
    236 
    237   for(i=0; i < NUM_HANDLES; i++) {
    238     curl_multi_remove_handle(cm, eh[i]);
    239     curl_easy_cleanup(eh[i]);
    240   }
    241 
    242   curl_multi_cleanup(cm);
    243   curl_global_cleanup();
    244 
    245   curl_slist_free_all(headers);
    246 
    247   return res;
    248 }
    249