The Tor Browser / file comparison
comparison: media/webrtc/signaling/src/common/time_profiling/timecard.c
media/webrtc/signaling/src/common/time_profiling/timecard.c
- changeset 0
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| -1:000000000000 | 0:563bfad086e9 |
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| 1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #include <stdio.h> | |
| 8 #include "timecard.h" | |
| 9 #include "mozilla/mozalloc.h" | |
| 10 | |
| 11 Timecard * | |
| 12 create_timecard() | |
| 13 { | |
| 14 Timecard *tc = moz_xcalloc(1,sizeof(Timecard)); | |
| 15 tc->entries_allocated = TIMECARD_INITIAL_TABLE_SIZE; | |
| 16 tc->entries = moz_xcalloc(tc->entries_allocated, sizeof(TimecardEntry)); | |
| 17 tc->start_time = PR_Now(); | |
| 18 return tc; | |
| 19 } | |
| 20 | |
| 21 void | |
| 22 destroy_timecard(Timecard *tc) | |
| 23 { | |
| 24 moz_free(tc->entries); | |
| 25 moz_free(tc); | |
| 26 } | |
| 27 | |
| 28 void | |
| 29 stamp_timecard(Timecard *tc, | |
| 30 const char *event, | |
| 31 const char *file, | |
| 32 unsigned int line, | |
| 33 const char *function) | |
| 34 { | |
| 35 TimecardEntry *entry = NULL; | |
| 36 | |
| 37 /* Trim the path component from the filename */ | |
| 38 const char *last_slash = file; | |
| 39 while (*file) { | |
| 40 if (*file == '/' || *file == '\\') { | |
| 41 last_slash = file; | |
| 42 } | |
| 43 file++; | |
| 44 } | |
| 45 file = last_slash; | |
| 46 if (*file == '/' || *file == '\\') { | |
| 47 file++; | |
| 48 } | |
| 49 | |
| 50 /* Ensure there is enough space left in the entries list */ | |
| 51 if (tc->curr_entry == tc->entries_allocated) { | |
| 52 tc->entries_allocated *= 2; | |
| 53 tc->entries = moz_xrealloc(tc->entries, | |
| 54 tc->entries_allocated * sizeof(TimecardEntry)); | |
| 55 } | |
| 56 | |
| 57 /* Record the data into the timecard entry */ | |
| 58 entry = &tc->entries[tc->curr_entry]; | |
| 59 entry->timestamp = PR_Now(); | |
| 60 entry->event = event; | |
| 61 entry->file = file; | |
| 62 entry->line = line; | |
| 63 entry->function = function; | |
| 64 tc->curr_entry++; | |
| 65 } | |
| 66 | |
| 67 void | |
| 68 print_timecard(Timecard *tc) | |
| 69 { | |
| 70 size_t i; | |
| 71 TimecardEntry *entry; | |
| 72 size_t event_width = 5; | |
| 73 size_t file_width = 4; | |
| 74 size_t function_width = 8; | |
| 75 size_t line_width; | |
| 76 PRTime offset, delta; | |
| 77 | |
| 78 for (i = 0; i < tc->curr_entry; i++) { | |
| 79 entry = &tc->entries[i]; | |
| 80 if (strlen(entry->event) > event_width) { | |
| 81 event_width = strlen(entry->event); | |
| 82 } | |
| 83 if (strlen(entry->file) > file_width) { | |
| 84 file_width = strlen(entry->file); | |
| 85 } | |
| 86 if (strlen(entry->function) > function_width) { | |
| 87 function_width = strlen(entry->function); | |
| 88 } | |
| 89 } | |
| 90 | |
| 91 printf("\nTimecard created %4lld.%6.6lld\n\n", | |
| 92 tc->start_time / PR_USEC_PER_SEC, tc->start_time % PR_USEC_PER_SEC); | |
| 93 | |
| 94 line_width = 1 + 11 + 11 + event_width + file_width + 6 + | |
| 95 function_width + (4 * 3); | |
| 96 | |
| 97 printf(" %-11s | %-11s | %-*s | %-*s | %-*s\n", | |
| 98 "Timestamp", "Delta", | |
| 99 (int)event_width, "Event", | |
| 100 (int)file_width + 6, "File", | |
| 101 (int)function_width, "Function"); | |
| 102 | |
| 103 for (i = 0; i <= line_width; i++) { | |
| 104 printf("="); | |
| 105 } | |
| 106 printf("\n"); | |
| 107 | |
| 108 for (i = 0; i < tc->curr_entry; i++) { | |
| 109 entry = &tc->entries[i]; | |
| 110 offset = entry->timestamp - tc->start_time; | |
| 111 if (i > 0) { | |
| 112 delta = entry->timestamp - tc->entries[i-1].timestamp; | |
| 113 } else { | |
| 114 delta = entry->timestamp - tc->start_time; | |
| 115 } | |
| 116 printf(" %4lld.%6.6lld | %4lld.%6.6lld | %-*s | %*s:%-5d | %-*s\n", | |
| 117 offset / PR_USEC_PER_SEC, offset % PR_USEC_PER_SEC, | |
| 118 delta / PR_USEC_PER_SEC, delta % PR_USEC_PER_SEC, | |
| 119 (int)event_width, entry->event, | |
| 120 (int)file_width, entry->file, entry->line, | |
| 121 (int)function_width, entry->function); | |
| 122 } | |
| 123 printf("\n"); | |
| 124 } |
