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mysqlnd_debug.h
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/* +----------------------------------------------------------------------+ | PHP Version 5 | +----------------------------------------------------------------------+ | Copyright (c) 2006-2016 The PHP Group | +----------------------------------------------------------------------+ | This source file is subject to version 3.01 of the PHP license, | | that is bundled with this package in the file LICENSE, and is | | available through the world-wide-web at the following url: | | http://www.php.net/license/3_01.txt | | If you did not receive a copy of the PHP license and are unable to | | obtain it through the world-wide-web, please send a note to | | license@php.net so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Authors: Georg Richter <georg@mysql.com> | | Andrey Hristov <andrey@mysql.com> | | Ulf Wendel <uwendel@mysql.com> | +----------------------------------------------------------------------+ */ /* $Id$ */ #ifndef MYSQLND_DEBUG_H #define MYSQLND_DEBUG_H #include "mysqlnd_alloc.h" #include "zend_stack.h" struct st_mysqlnd_debug_methods { enum_func_status (*open)(MYSQLND_DEBUG * self, zend_bool reopen); void (*set_mode)(MYSQLND_DEBUG * self, const char * const mode); enum_func_status (*log)(MYSQLND_DEBUG * self, unsigned int line, const char * const file, unsigned int level, const char * type, const char *message); enum_func_status (*log_va)(MYSQLND_DEBUG * self, unsigned int line, const char * const file, unsigned int level, const char * type, const char *format, ...); zend_bool (*func_enter)(MYSQLND_DEBUG * self, unsigned int line, const char * const file, const char * const func_name, unsigned int func_name_len); enum_func_status (*func_leave)(MYSQLND_DEBUG * self, unsigned int line, const char * const file, uint64_t call_time); enum_func_status (*close)(MYSQLND_DEBUG * self); enum_func_status (*free_handle)(MYSQLND_DEBUG * self); }; struct st_mysqlnd_debug { php_stream *stream; #ifdef ZTS TSRMLS_D; #endif unsigned int flags; unsigned int nest_level_limit; int pid; char * file_name; zend_stack call_stack; zend_stack call_time_stack; HashTable not_filtered_functions; HashTable function_profiles; struct st_mysqlnd_debug_methods *m; const char ** skip_functions; }; struct st_mysqlnd_plugin_trace_log { struct st_mysqlnd_plugin_header plugin_header; struct { MYSQLND_DEBUG * (*trace_instance_init)(const char * skip_functions[] TSRMLS_DC); char * (*get_backtrace)(uint max_levels, size_t * length TSRMLS_DC); } methods; }; void mysqlnd_debug_trace_plugin_register(TSRMLS_D); PHPAPI MYSQLND_DEBUG * mysqlnd_debug_init(const char * skip_functions[] TSRMLS_DC); PHPAPI char * mysqlnd_get_backtrace(uint max_levels, size_t * length TSRMLS_DC); #if defined(__GNUC__) || (defined(_MSC_VER) && (_MSC_VER >= 1400)) #ifdef PHP_WIN32 #include "win32/time.h" #elif defined(NETWARE) #include <sys/timeval.h> #include <sys/time.h> #else #include <sys/time.h> #endif #ifndef MYSQLND_PROFILING_DISABLED #define DBG_PROFILE_TIMEVAL_TO_DOUBLE(tp) ((tp.tv_sec * 1000000LL)+ tp.tv_usec) #define DBG_PROFILE_START_TIME() gettimeofday(&__dbg_prof_tp, NULL); __dbg_prof_start = DBG_PROFILE_TIMEVAL_TO_DOUBLE(__dbg_prof_tp); #define DBG_PROFILE_END_TIME(duration) gettimeofday(&__dbg_prof_tp, NULL); (duration) = (DBG_PROFILE_TIMEVAL_TO_DOUBLE(__dbg_prof_tp) - __dbg_prof_start); #else #define DBG_PROFILE_TIMEVAL_TO_DOUBLE(tp) #define DBG_PROFILE_START_TIME() #define DBG_PROFILE_END_TIME(duration) #endif #define DBG_INF_EX(dbg_obj, msg) do { if (dbg_skip_trace == FALSE && (dbg_obj)) (dbg_obj)->m->log((dbg_obj), __LINE__, __FILE__, -1, "info : ", (msg)); } while (0) #define DBG_ERR_EX(dbg_obj, msg) do { if (dbg_skip_trace == FALSE && (dbg_obj)) (dbg_obj)->m->log((dbg_obj), __LINE__, __FILE__, -1, "error: ", (msg)); } while (0) #define DBG_INF_FMT_EX(dbg_obj, ...) do { if (dbg_skip_trace == FALSE && (dbg_obj)) (dbg_obj)->m->log_va((dbg_obj), __LINE__, __FILE__, -1, "info : ", __VA_ARGS__); } while (0) #define DBG_ERR_FMT_EX(dbg_obj, ...) do { if (dbg_skip_trace == FALSE && (dbg_obj)) (dbg_obj)->m->log_va((dbg_obj), __LINE__, __FILE__, -1, "error: ", __VA_ARGS__); } while (0) #define DBG_BLOCK_ENTER_EX(dbg_obj, block_name) DBG_BLOCK_ENTER_EX2((dbg_obj), (MYSQLND_DEBUG *) NULL, (block_name)) #define DBG_BLOCK_LEAVE_EX(dbg_obj) DBG_BLOCK_LEAVE_EX2((dbg_obj), (MYSQLND_DEBUG *) NULL) #define DBG_BLOCK_ENTER_EX2(dbg_obj1, dbg_obj2, block_name) \ { \ DBG_ENTER_EX2((dbg_obj1), (dbg_obj2), (block_name)); #define DBG_BLOCK_LEAVE_EX2(dbg_obj1, dbg_obj2) \ DBG_LEAVE_EX2((dbg_obj1), (dbg_obj2), ;) \ } \ #define DBG_ENTER_EX(dbg_obj, func_name) DBG_ENTER_EX2((dbg_obj), (MYSQLND_DEBUG *) NULL, (func_name)) #define DBG_LEAVE_EX(dbg_obj, leave) DBG_LEAVE_EX2((dbg_obj), (MYSQLND_DEBUG *) NULL, leave) #define DBG_ENTER_EX2(dbg_obj1, dbg_obj2, func_name) \ struct timeval __dbg_prof_tp = {0}; \ uint64_t __dbg_prof_start = 0; /* initialization is needed */ \ zend_bool dbg_skip_trace = TRUE; \ if ((dbg_obj1)) { \ dbg_skip_trace = !(dbg_obj1)->m->func_enter((dbg_obj1), __LINE__, __FILE__, func_name, strlen(func_name)); \ } \ if ((dbg_obj2)) { \ dbg_skip_trace |= !(dbg_obj2)->m->func_enter((dbg_obj2), __LINE__, __FILE__, func_name, strlen(func_name)); \ } \ if (dbg_skip_trace); /* shut compiler's mouth */\ do { \ if (((dbg_obj1) && (dbg_obj1)->flags & MYSQLND_DEBUG_PROFILE_CALLS) || \ ((dbg_obj2) && (dbg_obj2)->flags & MYSQLND_DEBUG_PROFILE_CALLS)) \ { \ DBG_PROFILE_START_TIME(); \ } \ } while (0); #define DBG_LEAVE_EX2(dbg_obj1, dbg_obj2, leave) \ do {\ uint64_t this_call_duration = 0; \ if (((dbg_obj1) && (dbg_obj1)->flags & MYSQLND_DEBUG_PROFILE_CALLS) || \ ((dbg_obj2) && (dbg_obj2)->flags & MYSQLND_DEBUG_PROFILE_CALLS)) \ { \ DBG_PROFILE_END_TIME(this_call_duration); \ } \ if ((dbg_obj1)) { \ (dbg_obj1)->m->func_leave((dbg_obj1), __LINE__, __FILE__, this_call_duration); \ } \ if ((dbg_obj2)) { \ (dbg_obj2)->m->func_leave((dbg_obj2), __LINE__, __FILE__, this_call_duration); \ } \ leave \ } while (0); #define DBG_RETURN_EX(dbg_obj, value) DBG_LEAVE_EX((dbg_obj), return (value);) #define DBG_VOID_RETURN_EX(dbg_obj) DBG_LEAVE_EX((dbg_obj), return;) #define DBG_RETURN_EX2(dbg_obj1, dbg_obj2, value) DBG_LEAVE_EX2((dbg_obj1), (dbg_obj2), return (value);) #define DBG_VOID_RETURN_EX2(dbg_obj1, dbg_obj2) DBG_LEAVE_EX2((dbg_obj1), (dbg_obj2), return;) #else /* defined(__GNUC__) || (defined(_MSC_VER) && (_MSC_VER >= 1400)) */ static inline void DBG_INF_EX(MYSQLND_DEBUG * dbg_obj, const char * const msg) {} static inline void DBG_ERR_EX(MYSQLND_DEBUG * dbg_obj, const char * const msg) {} static inline void DBG_INF_FMT_EX(MYSQLND_DEBUG * dbg_obj, ...) {} static inline void DBG_ERR_FMT_EX(MYSQLND_DEBUG * dbg_obj, ...) {} static inline void DBG_ENTER_EX(MYSQLND_DEBUG * dbg_obj, const char * const func_name) {} #define DBG_BLOCK_ENTER(bname) { #define DBG_RETURN_EX(dbg_obj, value) return (value) #define DBG_VOID_RETURN_EX(dbg_obj) return #define DBG_BLOCK_LEAVE_EX(dbg_obj) } #endif #if MYSQLND_DBG_ENABLED == 1 #define DBG_INF(msg) DBG_INF_EX(MYSQLND_G(dbg), (msg)) #define DBG_ERR(msg) DBG_ERR_EX(MYSQLND_G(dbg), (msg)) #define DBG_INF_FMT(...) DBG_INF_FMT_EX(MYSQLND_G(dbg), __VA_ARGS__) #define DBG_ERR_FMT(...) DBG_ERR_FMT_EX(MYSQLND_G(dbg), __VA_ARGS__) #define DBG_ENTER(func_name) DBG_ENTER_EX(MYSQLND_G(dbg), (func_name)) #define DBG_BLOCK_ENTER(bname) DBG_BLOCK_ENTER_EX(MYSQLND_G(dbg), (bname)) #define DBG_RETURN(value) DBG_RETURN_EX(MYSQLND_G(dbg), (value)) #define DBG_VOID_RETURN DBG_VOID_RETURN_EX(MYSQLND_G(dbg)) #define DBG_BLOCK_LEAVE DBG_BLOCK_LEAVE_EX(MYSQLND_G(dbg)) #define TRACE_ALLOC_INF(msg) DBG_INF_EX(MYSQLND_G(trace_alloc), (msg)) #define TRACE_ALLOC_ERR(msg) DBG_ERR_EX(MYSQLND_G(trace_alloc), (msg)) #define TRACE_ALLOC_INF_FMT(...) DBG_INF_FMT_EX(MYSQLND_G(trace_alloc), __VA_ARGS__) #define TRACE_ALLOC_ERR_FMT(...) DBG_ERR_FMT_EX(MYSQLND_G(trace_alloc), __VA_ARGS__) #define TRACE_ALLOC_ENTER(func_name) DBG_ENTER_EX2(MYSQLND_G(dbg), MYSQLND_G(trace_alloc), (func_name)) #define TRACE_ALLOC_BLOCK_ENTER(bname) DBG_BLOCK_ENTER_EX2(MYSQLND_G(dbg), MYSQLND_G(trace_alloc), (bname)) #define TRACE_ALLOC_RETURN(value) DBG_RETURN_EX2(MYSQLND_G(dbg), MYSQLND_G(trace_alloc), (value)) #define TRACE_ALLOC_VOID_RETURN DBG_VOID_RETURN_EX2(MYSQLND_G(dbg), MYSQLND_G(trace_alloc)) #define TRACE_ALLOC_BLOCK_LEAVE DBG_BLOCK_LEAVE_EX2(MYSQLND_G(dbg), MYSQLND_G(trace_alloc)) #elif MYSQLND_DBG_ENABLED == 0 static inline void DBG_INF(const char * const msg) {} static inline void DBG_ERR(const char * const msg) {} static inline void DBG_INF_FMT(const char * const format, ...) {} static inline void DBG_ERR_FMT(const char * const format, ...) {} static inline void DBG_ENTER(const char * const func_name) {} #define DBG_BLOCK_ENTER(bname) { #define DBG_RETURN(value) return (value) #define DBG_VOID_RETURN return #define DBG_BLOCK_LEAVE } static inline void TRACE_ALLOC_INF(const char * const msg) {} static inline void TRACE_ALLOC_ERR(const char * const msg) {} static inline void TRACE_ALLOC_INF_FMT(const char * const format, ...) {} static inline void TRACE_ALLOC_ERR_FMT(const char * const format, ...) {} static inline void TRACE_ALLOC_ENTER(const char * const func_name) {} #define TRACE_ALLOC_BLOCK_ENTER(bname) { #define TRACE_ALLOC_RETURN(value) return (value) #define TRACE_ALLOC_VOID_RETURN return #define TRACE_ALLOC_BLOCK_LEAVE } #endif #endif /* MYSQLND_DEBUG_H */ /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * End: * vim600: noet sw=4 ts=4 fdm=marker * vim<600: noet sw=4 ts=4 */
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