/*************************************************************************** * _ _ ____ _ * Project ___| | | | _ \| | * / __| | | | |_) | | * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms * are also available at https://curl.haxx.se/docs/copyright.html. * * You may opt to use, copy, modify, merge, publish, distribute and/or sell * copies of the Software, and permit persons to whom the Software is * furnished to do so, under the terms of the COPYING file. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ***************************************************************************/ /* argv1 = URL * argv2 = proxy with embedded user+password */ #include "test.h" #include "warnless.h" #include "memdebug.h" struct data { char trace_ascii; /* 1 or 0 */ }; static void dump(const char *text, FILE *stream, unsigned char *ptr, size_t size, char nohex) { size_t i; size_t c; unsigned int width=0x10; if(nohex) /* without the hex output, we can fit more on screen */ width = 0x40; fprintf(stream, "%s, %d bytes (0x%x)\n", text, (int)size, (int)size); for(i=0; i<size; i+= width) { fprintf(stream, "%04x: ", (int)i); if(!nohex) { /* hex not disabled, show it */ for(c = 0; c < width; c++) if(i+c < size) fprintf(stream, "%02x ", ptr[i+c]); else fputs(" ", stream); } for(c = 0; (c < width) && (i+c < size); c++) { /* check for 0D0A; if found, skip past and start a new line of output */ if(nohex && (i+c+1 < size) && ptr[i+c]==0x0D && ptr[i+c+1]==0x0A) { i+=(c+2-width); break; } fprintf(stream, "%c", (ptr[i+c]>=0x20) && (ptr[i+c]<0x80)?ptr[i+c]:'.'); /* check again for 0D0A, to avoid an extra \n if it's at width */ if(nohex && (i+c+2 < size) && ptr[i+c+1]==0x0D && ptr[i+c+2]==0x0A) { i+=(c+3-width); break; } } fputc('\n', stream); /* newline */ } fflush(stream); } static int my_trace(CURL *handle, curl_infotype type, char *data, size_t size, void *userp) { struct data *config = (struct data *)userp; const char *text; (void)handle; /* prevent compiler warning */ switch(type) { case CURLINFO_TEXT: fprintf(stderr, "== Info: %s", (char *)data); /* FALLTHROUGH */ default: /* in case a new one is introduced to shock us */ return 0; case CURLINFO_HEADER_OUT: text = "=> Send header"; break; case CURLINFO_DATA_OUT: text = "=> Send data"; break; case CURLINFO_SSL_DATA_OUT: text = "=> Send SSL data"; break; case CURLINFO_HEADER_IN: text = "<= Recv header"; break; case CURLINFO_DATA_IN: text = "<= Recv data"; break; case CURLINFO_SSL_DATA_IN: text = "<= Recv SSL data"; break; } dump(text, stderr, (unsigned char *)data, size, config->trace_ascii); return 0; } static size_t current_offset = 0; static char databuf[70000]; /* MUST be more than 64k OR MAX_INITIAL_POST_SIZE */ static size_t read_callback(void *ptr, size_t size, size_t nmemb, void *stream) { size_t amount = nmemb * size; /* Total bytes curl wants */ size_t available = sizeof(databuf) - current_offset; /* What we have to give */ size_t given = amount < available ? amount : available; /* What is given */ (void)stream; memcpy(ptr, databuf + current_offset, given); current_offset += given; return given; } static size_t write_callback(void *ptr, size_t size, size_t nmemb, void *stream) { int amount = curlx_uztosi(size * nmemb); printf("%.*s", amount, (char *)ptr); (void)stream; return size * nmemb; } static curlioerr ioctl_callback(CURL *handle, int cmd, void *clientp) { (void)clientp; if(cmd == CURLIOCMD_RESTARTREAD) { printf("APPLICATION: received a CURLIOCMD_RESTARTREAD request\n"); printf("APPLICATION: ** REWINDING! **\n"); current_offset = 0; return CURLIOE_OK; } (void)handle; return CURLIOE_UNKNOWNCMD; } int test(char *URL) { CURL *curl; CURLcode res = CURLE_OUT_OF_MEMORY; struct data config; size_t i; static const char fill[] = "test data"; config.trace_ascii = 1; /* enable ascii tracing */ curl = curl_easy_init(); if(!curl) { fprintf(stderr, "curl_easy_init() failed\n"); curl_global_cleanup(); return TEST_ERR_MAJOR_BAD; } test_setopt(curl, CURLOPT_DEBUGFUNCTION, my_trace); test_setopt(curl, CURLOPT_DEBUGDATA, &config); /* the DEBUGFUNCTION has no effect until we enable VERBOSE */ test_setopt(curl, CURLOPT_VERBOSE, 1L); /* setup repeated data string */ for(i=0; i < sizeof(databuf); ++i) databuf[i] = fill[i % sizeof fill]; /* Post */ test_setopt(curl, CURLOPT_POST, 1L); #ifdef CURL_DOES_CONVERSIONS /* Convert the POST data to ASCII */ test_setopt(curl, CURLOPT_TRANSFERTEXT, 1L); #endif /* Setup read callback */ test_setopt(curl, CURLOPT_POSTFIELDSIZE, (long) sizeof(databuf)); test_setopt(curl, CURLOPT_READFUNCTION, read_callback); /* Write callback */ test_setopt(curl, CURLOPT_WRITEFUNCTION, write_callback); /* Ioctl function */ test_setopt(curl, CURLOPT_IOCTLFUNCTION, ioctl_callback); test_setopt(curl, CURLOPT_PROXY, libtest_arg2); test_setopt(curl, CURLOPT_URL, URL); /* Accept any auth. But for this bug configure proxy with DIGEST, basic might work too, not NTLM */ test_setopt(curl, CURLOPT_PROXYAUTH, (long)CURLAUTH_ANY); res = curl_easy_perform(curl); fprintf(stderr, "curl_easy_perform = %d\n", (int)res); test_cleanup: curl_easy_cleanup(curl); curl_global_cleanup(); return (int)res; }