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79383c9c BS |
1 | #ifndef QEMU_LOG_H |
2 | #define QEMU_LOG_H | |
3 | ||
eeacee4d | 4 | #include <stdarg.h> |
f3eededb MA |
5 | #include <stdbool.h> |
6 | #include <stdio.h> | |
7 | #include "qemu/compiler.h" | |
eeacee4d BS |
8 | |
9 | /* Private global variables, don't use */ | |
10 | extern FILE *qemu_logfile; | |
11 | extern int qemu_loglevel; | |
79383c9c | 12 | |
6d2c5146 AL |
13 | /* |
14 | * The new API: | |
15 | * | |
16 | */ | |
17 | ||
18 | /* Log settings checking macros: */ | |
19 | ||
20 | /* Returns true if qemu_log() will really write somewhere | |
21 | */ | |
eeacee4d BS |
22 | static inline bool qemu_log_enabled(void) |
23 | { | |
24 | return qemu_logfile != NULL; | |
25 | } | |
6d2c5146 | 26 | |
013a2942 PB |
27 | /* Returns true if qemu_log() will write somewhere else than stderr |
28 | */ | |
29 | static inline bool qemu_log_separate(void) | |
30 | { | |
31 | return qemu_logfile != NULL && qemu_logfile != stderr; | |
32 | } | |
33 | ||
5726c27f BS |
34 | #define CPU_LOG_TB_OUT_ASM (1 << 0) |
35 | #define CPU_LOG_TB_IN_ASM (1 << 1) | |
36 | #define CPU_LOG_TB_OP (1 << 2) | |
37 | #define CPU_LOG_TB_OP_OPT (1 << 3) | |
38 | #define CPU_LOG_INT (1 << 4) | |
39 | #define CPU_LOG_EXEC (1 << 5) | |
40 | #define CPU_LOG_PCALL (1 << 6) | |
5726c27f BS |
41 | #define CPU_LOG_TB_CPU (1 << 8) |
42 | #define CPU_LOG_RESET (1 << 9) | |
dafdf1ab | 43 | #define LOG_UNIMP (1 << 10) |
e54eba19 | 44 | #define LOG_GUEST_ERROR (1 << 11) |
339aaf5b | 45 | #define CPU_LOG_MMU (1 << 12) |
89a82cd4 | 46 | #define CPU_LOG_TB_NOCHAIN (1 << 13) |
13829020 | 47 | #define CPU_LOG_PAGE (1 << 14) |
5726c27f | 48 | |
6d2c5146 AL |
49 | /* Returns true if a bit is set in the current loglevel mask |
50 | */ | |
eeacee4d BS |
51 | static inline bool qemu_loglevel_mask(int mask) |
52 | { | |
53 | return (qemu_loglevel & mask) != 0; | |
54 | } | |
6d2c5146 | 55 | |
6d2c5146 AL |
56 | /* Logging functions: */ |
57 | ||
58 | /* main logging function | |
59 | */ | |
eeacee4d | 60 | void GCC_FMT_ATTR(1, 2) qemu_log(const char *fmt, ...); |
6d2c5146 AL |
61 | |
62 | /* vfprintf-like logging function | |
63 | */ | |
726f8cbf SW |
64 | static inline void GCC_FMT_ATTR(1, 0) |
65 | qemu_log_vprintf(const char *fmt, va_list va) | |
eeacee4d BS |
66 | { |
67 | if (qemu_logfile) { | |
68 | vfprintf(qemu_logfile, fmt, va); | |
69 | } | |
70 | } | |
6d2c5146 AL |
71 | |
72 | /* log only if a bit is set on the current loglevel mask | |
73 | */ | |
eeacee4d | 74 | void GCC_FMT_ATTR(2, 3) qemu_log_mask(int mask, const char *fmt, ...); |
6d2c5146 AL |
75 | |
76 | ||
6d2c5146 AL |
77 | /* Maintenance: */ |
78 | ||
79 | /* fflush() the log file */ | |
eeacee4d BS |
80 | static inline void qemu_log_flush(void) |
81 | { | |
82 | fflush(qemu_logfile); | |
83 | } | |
6d2c5146 AL |
84 | |
85 | /* Close the log file */ | |
eeacee4d BS |
86 | static inline void qemu_log_close(void) |
87 | { | |
989b697d PM |
88 | if (qemu_logfile) { |
89 | if (qemu_logfile != stderr) { | |
90 | fclose(qemu_logfile); | |
91 | } | |
92 | qemu_logfile = NULL; | |
93 | } | |
eeacee4d | 94 | } |
6d2c5146 AL |
95 | |
96 | /* Set up a new log file */ | |
eeacee4d BS |
97 | static inline void qemu_log_set_file(FILE *f) |
98 | { | |
99 | qemu_logfile = f; | |
100 | } | |
6d2c5146 | 101 | |
5726c27f | 102 | /* define log items */ |
38dad9e5 | 103 | typedef struct QEMULogItem { |
5726c27f BS |
104 | int mask; |
105 | const char *name; | |
106 | const char *help; | |
38dad9e5 | 107 | } QEMULogItem; |
5726c27f | 108 | |
38dad9e5 | 109 | extern const QEMULogItem qemu_log_items[]; |
5726c27f | 110 | |
24537a01 PM |
111 | /* This is the function that actually does the work of |
112 | * changing the log level; it should only be accessed via | |
113 | * the qemu_set_log() wrapper. | |
114 | */ | |
115 | void do_qemu_set_log(int log_flags, bool use_own_buffers); | |
3437e545 | 116 | |
24537a01 | 117 | static inline void qemu_set_log(int log_flags) |
3437e545 BS |
118 | { |
119 | #ifdef CONFIG_USER_ONLY | |
24537a01 | 120 | do_qemu_set_log(log_flags, true); |
3437e545 | 121 | #else |
24537a01 | 122 | do_qemu_set_log(log_flags, false); |
3437e545 BS |
123 | #endif |
124 | } | |
125 | ||
9a7e5424 | 126 | void qemu_set_log_filename(const char *filename); |
4fde1eba | 127 | int qemu_str_to_log_mask(const char *str); |
6d2c5146 | 128 | |
59a6fa6e PM |
129 | /* Print a usage message listing all the valid logging categories |
130 | * to the specified FILE*. | |
131 | */ | |
132 | void qemu_print_log_usage(FILE *f); | |
133 | ||
79383c9c | 134 | #endif |