Annotation of embedaddon/curl/tests/libtest/testtrace.c, revision 1.1.1.1

1.1       misho       1: /***************************************************************************
                      2:  *                                  _   _ ____  _
                      3:  *  Project                     ___| | | |  _ \| |
                      4:  *                             / __| | | | |_) | |
                      5:  *                            | (__| |_| |  _ <| |___
                      6:  *                             \___|\___/|_| \_\_____|
                      7:  *
                      8:  * Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@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
                     12:  * are also available at https://curl.haxx.se/docs/copyright.html.
                     13:  *
                     14:  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
                     15:  * copies of the Software, and permit persons to whom the Software is
                     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.
                     20:  *
                     21:  ***************************************************************************/
                     22: 
                     23: #include "test.h"
                     24: #include "testutil.h"
                     25: #include "testtrace.h"
                     26: #include "memdebug.h"
                     27: 
                     28: struct libtest_trace_cfg libtest_debug_config;
                     29: 
                     30: static time_t epoch_offset; /* for test time tracing */
                     31: static int    known_offset; /* for test time tracing */
                     32: 
                     33: static
                     34: void libtest_debug_dump(const char *timebuf, const char *text, FILE *stream,
                     35:                         const unsigned char *ptr, size_t size, int nohex)
                     36: {
                     37:   size_t i;
                     38:   size_t c;
                     39: 
                     40:   unsigned int width = 0x10;
                     41: 
                     42:   if(nohex)
                     43:     /* without the hex output, we can fit more on screen */
                     44:     width = 0x40;
                     45: 
                     46:   fprintf(stream, "%s%s, %zu bytes (0x%zx)\n", timebuf, text,
                     47:           size, size);
                     48: 
                     49:   for(i = 0; i < size; i += width) {
                     50: 
                     51:     fprintf(stream, "%04zx: ", i);
                     52: 
                     53:     if(!nohex) {
                     54:       /* hex not disabled, show it */
                     55:       for(c = 0; c < width; c++)
                     56:         if(i + c < size)
                     57:           fprintf(stream, "%02x ", ptr[i + c]);
                     58:         else
                     59:           fputs("   ", stream);
                     60:     }
                     61: 
                     62:     for(c = 0; (c < width) && (i + c < size); c++) {
                     63:       /* check for 0D0A; if found, skip past and start a new line of output */
                     64:       if(nohex &&
                     65:          (i + c + 1 < size) && (ptr[i + c] == 0x0D) &&
                     66:          (ptr[i + c + 1] == 0x0A)) {
                     67:         i += (c + 2 - width);
                     68:         break;
                     69:       }
                     70:       fprintf(stream, "%c", ((ptr[i + c] >= 0x20) && (ptr[i + c] < 0x80)) ?
                     71:               ptr[i + c] : '.');
                     72:       /* check again for 0D0A, to avoid an extra \n if it's at width */
                     73:       if(nohex &&
                     74:          (i + c + 2 < size) && (ptr[i + c + 1] == 0x0D) &&
                     75:          (ptr[i + c + 2] == 0x0A)) {
                     76:         i += (c + 3 - width);
                     77:         break;
                     78:       }
                     79:     }
                     80:     fputc('\n', stream); /* newline */
                     81:   }
                     82:   fflush(stream);
                     83: }
                     84: 
                     85: int libtest_debug_cb(CURL *handle, curl_infotype type,
                     86:                      unsigned char *data, size_t size,
                     87:                      void *userp)
                     88: {
                     89: 
                     90:   struct libtest_trace_cfg *trace_cfg = userp;
                     91:   const char *text;
                     92:   struct timeval tv;
                     93:   char timebuf[20];
                     94:   char *timestr;
                     95:   time_t secs;
                     96: 
                     97:   (void)handle;
                     98: 
                     99:   timebuf[0] = '\0';
                    100:   timestr = &timebuf[0];
                    101: 
                    102:   if(trace_cfg->tracetime) {
                    103:     struct tm *now;
                    104:     tv = tutil_tvnow();
                    105:     if(!known_offset) {
                    106:       epoch_offset = time(NULL) - tv.tv_sec;
                    107:       known_offset = 1;
                    108:     }
                    109:     secs = epoch_offset + tv.tv_sec;
                    110:     now = localtime(&secs);  /* not thread safe but we don't care */
                    111:     msnprintf(timebuf, sizeof(timebuf), "%02d:%02d:%02d.%06ld ",
                    112:               now->tm_hour, now->tm_min, now->tm_sec, (long)tv.tv_usec);
                    113:   }
                    114: 
                    115:   switch(type) {
                    116:   case CURLINFO_TEXT:
                    117:     fprintf(stderr, "%s== Info: %s", timestr, (char *)data);
                    118:     /* FALLTHROUGH */
                    119:   default: /* in case a new one is introduced to shock us */
                    120:     return 0;
                    121: 
                    122:   case CURLINFO_HEADER_OUT:
                    123:     text = "=> Send header";
                    124:     break;
                    125:   case CURLINFO_DATA_OUT:
                    126:     text = "=> Send data";
                    127:     break;
                    128:   case CURLINFO_SSL_DATA_OUT:
                    129:     text = "=> Send SSL data";
                    130:     break;
                    131:   case CURLINFO_HEADER_IN:
                    132:     text = "<= Recv header";
                    133:     break;
                    134:   case CURLINFO_DATA_IN:
                    135:     text = "<= Recv data";
                    136:     break;
                    137:   case CURLINFO_SSL_DATA_IN:
                    138:     text = "<= Recv SSL data";
                    139:     break;
                    140:   }
                    141: 
                    142:   libtest_debug_dump(timebuf, text, stderr, data, size, trace_cfg->nohex);
                    143:   return 0;
                    144: }

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