1/*
2 * Copyright (c) 2012 Apple Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation files
6 * (the "Software"), to deal in the Software without restriction,
7 * including without limitation the rights to use, copy, modify, merge,
8 * publish, distribute, sublicense, and/or sell copies of the Software,
9 * and to permit persons to whom the Software is furnished to do so,
10 * subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT.  IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT
19 * HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *
24 * Except as contained in this notice, the name(s) of the above
25 * copyright holders shall not be used in advertising or otherwise to
26 * promote the sale, use or other dealings in this Software without
27 * prior written authorization.
28 */
29
30#include <sys/cdefs.h>
31#include <asl.h>
32#include <stdio.h>
33#include <stdbool.h>
34#include <stdint.h>
35#include <stdlib.h>
36#include <inttypes.h>
37#include <pthread.h>
38#include "glxclient.h"
39#include "apple_glx_log.h"
40#include "util/debug.h"
41
42static aslclient aslc;
43
44void apple_glx_log_init(void) {
45    aslc = asl_open(NULL, NULL, 0);
46}
47
48void _apple_glx_log(int level, const char *file, const char *function,
49                    int line, const char *fmt, ...) {
50    va_list v;
51    va_start(v, fmt);
52    _apple_glx_vlog(level, file, function, line, fmt, v);
53    va_end(v);
54}
55
56static const char *
57_asl_level_string(int level)
58{
59        if (level == ASL_LEVEL_EMERG) return ASL_STRING_EMERG;
60        if (level == ASL_LEVEL_ALERT) return ASL_STRING_ALERT;
61        if (level == ASL_LEVEL_CRIT) return ASL_STRING_CRIT;
62        if (level == ASL_LEVEL_ERR) return ASL_STRING_ERR;
63        if (level == ASL_LEVEL_WARNING) return ASL_STRING_WARNING;
64        if (level == ASL_LEVEL_NOTICE) return ASL_STRING_NOTICE;
65        if (level == ASL_LEVEL_INFO) return ASL_STRING_INFO;
66        if (level == ASL_LEVEL_DEBUG) return ASL_STRING_DEBUG;
67        return "unknown";
68}
69
70void _apple_glx_vlog(int level, const char *file, const char *function,
71                     int line, const char *fmt, va_list args) {
72    aslmsg msg;
73    uint64_t thread = 0;
74
75    if (pthread_is_threaded_np()) {
76#if MAC_OS_X_VERSION_MAX_ALLOWED < 1060
77        thread = (uint64_t)(uintptr_t)pthread_self();
78#elif MAC_OS_X_VERSION_MIN_REQUIRED < 1060
79        if (&pthread_threadid_np) {
80            pthread_threadid_np(NULL, &thread);
81        } else {
82            thread = (uint64_t)(uintptr_t)pthread_self();
83        }
84#else
85        pthread_threadid_np(NULL, &thread);
86#endif
87    }
88
89    DebugMessageF("%-9s %24s:%-4d %s(%"PRIu64"): ",
90                  _asl_level_string(level), file, line, function, thread);
91
92    msg = asl_new(ASL_TYPE_MSG);
93    if (msg) {
94        if (file)
95            asl_set(msg, "File", file);
96        if (function)
97            asl_set(msg, "Function", function);
98        if (line) {
99            char *_line;
100            asprintf(&_line, "%d", line);
101            if (_line) {
102                asl_set(msg, "Line", _line);
103                free(_line);
104            }
105        }
106        if (pthread_is_threaded_np()) {
107            char *_thread;
108            asprintf(&_thread, "%"PRIu64, thread);
109            if (_thread) {
110                asl_set(msg, "Thread", _thread);
111                free(_thread);
112            }
113        }
114    }
115
116    asl_vlog(aslc, msg, level, fmt, args);
117    if (msg)
118        asl_free(msg);
119}
120