summaryrefslogtreecommitdiff
path: root/tests/libtest/testtrace.c
blob: c977d2105360ba853b7fe5a46573abf497db9a43 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
/***************************************************************************
 *                                  _   _ ____  _
 *  Project                     ___| | | |  _ \| |
 *                             / __| | | | |_) | |
 *                            | (__| |_| |  _ <| |___
 *                             \___|\___/|_| \_\_____|
 *
 * Copyright (C) 1998 - 2012, 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 http://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.
 *
 ***************************************************************************/

#include "test.h"

#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>

#include "testutil.h"
#include "testtrace.h"
#include "memdebug.h"

struct libtest_trace_cfg libtest_debug_config;

static time_t epoch_offset; /* for test time tracing */
static int    known_offset; /* for test time tracing */

static 
void libtest_debug_dump(const char *timebuf, const char *text, FILE *stream,
                        const unsigned char *ptr, size_t size, int 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%s, %d bytes (0x%x)\n", timebuf, 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);
}

int libtest_debug_cb(CURL *handle, curl_infotype type,
                     unsigned char *data, size_t size,
                     void *userp)
{

  struct libtest_trace_cfg *trace_cfg = userp;
  const char *text;
  struct timeval tv;
  struct tm *now;
  char timebuf[20];
  char *timestr;
  time_t secs;

  (void)handle;

  timebuf[0] = '\0';
  timestr = &timebuf[0];

  if(trace_cfg->tracetime) {
    tv = tutil_tvnow();
    if(!known_offset) {
      epoch_offset = time(NULL) - tv.tv_sec;
      known_offset = 1;
    }
    secs = epoch_offset + tv.tv_sec;
    now = localtime(&secs);  /* not thread safe but we don't care */
    snprintf(timebuf, sizeof(timebuf), "%02d:%02d:%02d.%06ld ",
             now->tm_hour, now->tm_min, now->tm_sec, (long)tv.tv_usec);
  }

  switch (type) {
  case CURLINFO_TEXT:
    fprintf(stderr, "%s== Info: %s", timestr, (char *)data);
  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;
  }

  libtest_debug_dump(timebuf, text, stderr, data, size, trace_cfg->nohex);
  return 0;
}