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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 | #ifndef QEMU_LOG_H
#define QEMU_LOG_H
#include <stdarg.h>
#include <stdbool.h>
#include <stdio.h>
#include "qemu/compiler.h"
#include "qom/cpu.h"
#ifdef NEED_CPU_H
#include "disas/disas.h"
#endif
/* Private global variables, don't use */
extern FILE *qemu_logfile;
extern int qemu_loglevel;
/*
* The new API:
*
*/
/* Log settings checking macros: */
/* Returns true if qemu_log() will really write somewhere
*/
static inline bool qemu_log_enabled(void)
{
return qemu_logfile != NULL;
}
#define CPU_LOG_TB_OUT_ASM (1 << 0)
#define CPU_LOG_TB_IN_ASM (1 << 1)
#define CPU_LOG_TB_OP (1 << 2)
#define CPU_LOG_TB_OP_OPT (1 << 3)
#define CPU_LOG_INT (1 << 4)
#define CPU_LOG_EXEC (1 << 5)
#define CPU_LOG_PCALL (1 << 6)
#define CPU_LOG_IOPORT (1 << 7)
#define CPU_LOG_TB_CPU (1 << 8)
#define CPU_LOG_RESET (1 << 9)
#define LOG_UNIMP (1 << 10)
#define LOG_GUEST_ERROR (1 << 11)
/* Returns true if a bit is set in the current loglevel mask
*/
static inline bool qemu_loglevel_mask(int mask)
{
return (qemu_loglevel & mask) != 0;
}
/* Logging functions: */
/* main logging function
*/
void GCC_FMT_ATTR(1, 2) qemu_log(const char *fmt, ...);
/* vfprintf-like logging function
*/
static inline void GCC_FMT_ATTR(1, 0)
qemu_log_vprintf(const char *fmt, va_list va)
{
if (qemu_logfile) {
vfprintf(qemu_logfile, fmt, va);
}
}
/* log only if a bit is set on the current loglevel mask
*/
void GCC_FMT_ATTR(2, 3) qemu_log_mask(int mask, const char *fmt, ...);
/* Special cases: */
/* cpu_dump_state() logging functions: */
/**
* log_cpu_state:
* @cpu: The CPU whose state is to be logged.
* @flags: Flags what to log.
*
* Logs the output of cpu_dump_state().
*/
static inline void log_cpu_state(CPUState *cpu, int flags)
{
if (qemu_log_enabled()) {
cpu_dump_state(cpu, qemu_logfile, fprintf, flags);
}
}
/**
* log_cpu_state_mask:
* @mask: Mask when to log.
* @cpu: The CPU whose state is to be logged.
* @flags: Flags what to log.
*
* Logs the output of cpu_dump_state() if loglevel includes @mask.
*/
static inline void log_cpu_state_mask(int mask, CPUState *cpu, int flags)
{
if (qemu_loglevel & mask) {
log_cpu_state(cpu, flags);
}
}
#ifdef NEED_CPU_H
/* disas() and target_disas() to qemu_logfile: */
static inline void log_target_disas(CPUArchState *env, target_ulong start,
target_ulong len, int flags)
{
target_disas(qemu_logfile, env, start, len, flags);
}
static inline void log_disas(void *code, unsigned long size)
{
disas(qemu_logfile, code, size);
}
#if defined(CONFIG_USER_ONLY)
/* page_dump() output to the log file: */
static inline void log_page_dump(void)
{
page_dump(qemu_logfile);
}
#endif
#endif
/* Maintenance: */
/* fflush() the log file */
static inline void qemu_log_flush(void)
{
fflush(qemu_logfile);
}
/* Close the log file */
static inline void qemu_log_close(void)
{
if (qemu_logfile) {
if (qemu_logfile != stderr) {
fclose(qemu_logfile);
}
qemu_logfile = NULL;
}
}
/* Set up a new log file */
static inline void qemu_log_set_file(FILE *f)
{
qemu_logfile = f;
}
/* define log items */
typedef struct QEMULogItem {
int mask;
const char *name;
const char *help;
} QEMULogItem;
extern const QEMULogItem qemu_log_items[];
/* This is the function that actually does the work of
* changing the log level; it should only be accessed via
* the qemu_set_log() wrapper.
*/
void do_qemu_set_log(int log_flags, bool use_own_buffers);
static inline void qemu_set_log(int log_flags)
{
#ifdef CONFIG_USER_ONLY
do_qemu_set_log(log_flags, true);
#else
do_qemu_set_log(log_flags, false);
#endif
}
void qemu_set_log_filename(const char *filename);
int qemu_str_to_log_mask(const char *str);
/* Print a usage message listing all the valid logging categories
* to the specified FILE*.
*/
void qemu_print_log_usage(FILE *f);
#endif
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