/* +----------------------------------------------------------------------+ | PHP Version 5 | +----------------------------------------------------------------------+ | Copyright (c) 1997-2014 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: Felipe Pena | | Authors: Joe Watkins | | Authors: Bob Weinand | +----------------------------------------------------------------------+ */ #include "zend.h" #include "zend_hash.h" #include "phpdbg.h" #include "phpdbg_bp.h" #include "phpdbg_utils.h" #include "phpdbg_opcode.h" #include "zend_globals.h" ZEND_EXTERN_MODULE_GLOBALS(phpdbg); /* {{{ private api functions */ static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_file(zend_op_array* TSRMLS_DC); static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_symbol(zend_function* TSRMLS_DC); static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_method(zend_op_array* TSRMLS_DC); static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_opline(phpdbg_opline_ptr_t TSRMLS_DC); static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_opcode(zend_uchar TSRMLS_DC); static inline phpdbg_breakbase_t *phpdbg_find_conditional_breakpoint(zend_execute_data *execute_data TSRMLS_DC); /* }}} */ /* * Note: * A break point must always set the correct id and type * A set breakpoint function must always map new points */ static inline void _phpdbg_break_mapping(int id, HashTable *table TSRMLS_DC) { zend_hash_index_update(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], (id), (void**) &table, sizeof(void*), NULL); } #define PHPDBG_BREAK_MAPPING(id, table) _phpdbg_break_mapping(id, table TSRMLS_CC) #define PHPDBG_BREAK_UNMAPPING(id) \ zend_hash_index_del(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], (id)) #define PHPDBG_BREAK_INIT(b, t) do {\ b.id = PHPDBG_G(bp_count)++; \ b.type = t; \ b.disabled = 0;\ b.hits = 0; \ } while(0) static void phpdbg_file_breaks_dtor(void *data) /* {{{ */ { phpdbg_breakfile_t *bp = (phpdbg_breakfile_t*) data; efree((char*)bp->filename); } /* }}} */ static void phpdbg_class_breaks_dtor(void *data) /* {{{ */ { phpdbg_breakmethod_t *bp = (phpdbg_breakmethod_t*) data; efree((char*)bp->class_name); efree((char*)bp->func_name); } /* }}} */ static void phpdbg_opline_class_breaks_dtor(void *data) /* {{{ */ { zend_hash_destroy((HashTable *)data); } /* }}} */ static void phpdbg_opline_breaks_dtor(void *data) /* {{{ */ { phpdbg_breakopline_t *bp = (phpdbg_breakopline_t *) data; if (bp->class_name) { efree((char*)bp->class_name); } if (bp->func_name) { efree((char*)bp->func_name); } } /* }}} */ PHPDBG_API void phpdbg_reset_breakpoints(TSRMLS_D) /* {{{ */ { if (zend_hash_num_elements(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP])) { HashPosition position[2]; HashTable **table = NULL; for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], &position[0]); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], (void **) &table, &position[0]) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], &position[0])) { phpdbg_breakbase_t *brake; for (zend_hash_internal_pointer_reset_ex((*table), &position[1]); zend_hash_get_current_data_ex((*table), (void**)&brake, &position[1]) == SUCCESS; zend_hash_move_forward_ex((*table), &position[1])) { brake->hits = 0; } } } } /* }}} */ PHPDBG_API void phpdbg_export_breakpoints(FILE *handle TSRMLS_DC) /* {{{ */ { HashPosition position[2]; HashTable **table = NULL; zend_ulong id = 0L; if (zend_hash_num_elements(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP])) { phpdbg_notice("exportbreakpoint", "count=\"%d\"", "Exporting %d breakpoints", zend_hash_num_elements(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP])); /* this only looks like magic, it isn't */ for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], &position[0]); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], (void **) &table, &position[0]) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], &position[0])) { phpdbg_breakbase_t *brake; zend_hash_get_current_key_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], NULL, NULL, &id, 0, &position[0]); for (zend_hash_internal_pointer_reset_ex((*table), &position[1]); zend_hash_get_current_data_ex((*table), (void**)&brake, &position[1]) == SUCCESS; zend_hash_move_forward_ex((*table), &position[1])) { if (brake->id == id) { switch (brake->type) { case PHPDBG_BREAK_FILE: { fprintf(handle, "break %s:%lu\n", ((phpdbg_breakfile_t*)brake)->filename, ((phpdbg_breakfile_t*)brake)->line); } break; case PHPDBG_BREAK_SYM: { fprintf(handle, "break %s\n", ((phpdbg_breaksymbol_t*)brake)->symbol); } break; case PHPDBG_BREAK_METHOD: { fprintf(handle, "break %s::%s\n", ((phpdbg_breakmethod_t*)brake)->class_name, ((phpdbg_breakmethod_t*)brake)->func_name); } break; case PHPDBG_BREAK_METHOD_OPLINE: { fprintf(handle, "break %s::%s#%ld\n", ((phpdbg_breakopline_t*)brake)->class_name, ((phpdbg_breakopline_t*)brake)->func_name, ((phpdbg_breakopline_t*)brake)->opline_num); } break; case PHPDBG_BREAK_FUNCTION_OPLINE: { fprintf(handle, "break %s#%ld\n", ((phpdbg_breakopline_t*)brake)->func_name, ((phpdbg_breakopline_t*)brake)->opline_num); } break; case PHPDBG_BREAK_FILE_OPLINE: { fprintf(handle, "break %s:#%ld\n", ((phpdbg_breakopline_t*)brake)->class_name, ((phpdbg_breakopline_t*)brake)->opline_num); } break; case PHPDBG_BREAK_OPCODE: { fprintf(handle, "break %s\n", ((phpdbg_breakop_t*)brake)->name); } break; case PHPDBG_BREAK_COND: { phpdbg_breakcond_t *conditional = (phpdbg_breakcond_t*) brake; if (conditional->paramed) { switch (conditional->param.type) { case STR_PARAM: fprintf(handle, "break at %s if %s\n", conditional->param.str, conditional->code); break; case METHOD_PARAM: fprintf(handle, "break at %s::%s if %s\n", conditional->param.method.class, conditional->param.method.name, conditional->code); break; case FILE_PARAM: fprintf(handle, "break at %s:%lu if %s\n", conditional->param.file.name, conditional->param.file.line, conditional->code); break; default: { /* do nothing */ } break; } } else { fprintf( handle, "break if %s\n", conditional->code); } } break; } } } } } } /* }}} */ PHPDBG_API void phpdbg_set_breakpoint_file(const char *path, long line_num TSRMLS_DC) /* {{{ */ { php_stream_statbuf ssb; char realpath[MAXPATHLEN]; if (php_stream_stat_path(path, &ssb) != FAILURE) { if (ssb.sb.st_mode & (S_IFREG|S_IFLNK)) { HashTable *broken; phpdbg_breakfile_t new_break; size_t path_len = 0L; if (VCWD_REALPATH(path, realpath)) { path = realpath; } path_len = strlen(path); if (zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE], path, path_len, (void**)&broken) == FAILURE) { HashTable breaks; zend_hash_init(&breaks, 8, NULL, phpdbg_file_breaks_dtor, 0); zend_hash_update(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE], path, path_len, &breaks, sizeof(HashTable), (void**)&broken); } if (!zend_hash_index_exists(broken, line_num)) { PHPDBG_G(flags) |= PHPDBG_HAS_FILE_BP; PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_FILE); new_break.filename = estrndup(path, path_len); new_break.line = line_num; zend_hash_index_update( broken, line_num, (void**)&new_break, sizeof(phpdbg_breakfile_t), NULL); phpdbg_notice("breakpoint", "success=\"success\" id=\"%d\" file=\"%s\" line=\"%ld\"", "Breakpoint #%d added at %s:%ld", new_break.id, new_break.filename, new_break.line); PHPDBG_BREAK_MAPPING(new_break.id, broken); } else { phpdbg_error("breakpoint", "type=\"exists\" file=\"%s\" line=\"%ld\"", "Breakpoint at %s:%ld exists", path, line_num); } } else { phpdbg_error("breakpoint", "type=\"notregular\" file=\"%s\"", "Cannot set breakpoint in %s, it is not a regular file", path); } } else { phpdbg_error("breakpoint", "type=\"nofile\" file=\"%s\"", "Cannot stat %s, it does not exist", path); } } /* }}} */ PHPDBG_API void phpdbg_set_breakpoint_symbol(const char *name, size_t name_len TSRMLS_DC) /* {{{ */ { if (!zend_hash_exists(&PHPDBG_G(bp)[PHPDBG_BREAK_SYM], name, name_len)) { phpdbg_breaksymbol_t new_break; PHPDBG_G(flags) |= PHPDBG_HAS_SYM_BP; PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_SYM); new_break.symbol = estrndup(name, name_len); zend_hash_update(&PHPDBG_G(bp)[PHPDBG_BREAK_SYM], new_break.symbol, name_len, &new_break, sizeof(phpdbg_breaksymbol_t), NULL); phpdbg_notice("breakpoint", "success=\"success\" id=\"%d\" function=\"%s\"", "Breakpoint #%d added at %s", new_break.id, new_break.symbol); PHPDBG_BREAK_MAPPING(new_break.id, &PHPDBG_G(bp)[PHPDBG_BREAK_SYM]); } else { phpdbg_error("breakpoint", "type=\"exists\" function=\"%s\"", "Breakpoint exists at %s", name); } } /* }}} */ PHPDBG_API void phpdbg_set_breakpoint_method(const char *class_name, const char *func_name TSRMLS_DC) /* {{{ */ { HashTable class_breaks, *class_table; size_t class_len = strlen(class_name); size_t func_len = strlen(func_name); char *lcname = zend_str_tolower_dup(func_name, func_len); if (zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD], class_name, class_len, (void**)&class_table) != SUCCESS) { zend_hash_init(&class_breaks, 8, NULL, phpdbg_class_breaks_dtor, 0); zend_hash_update( &PHPDBG_G(bp)[PHPDBG_BREAK_METHOD], class_name, class_len, (void**)&class_breaks, sizeof(HashTable), (void**)&class_table); } if (!zend_hash_exists(class_table, lcname, func_len)) { phpdbg_breakmethod_t new_break; PHPDBG_G(flags) |= PHPDBG_HAS_METHOD_BP; PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_METHOD); new_break.class_name = estrndup(class_name, class_len); new_break.class_len = class_len; new_break.func_name = estrndup(func_name, func_len); new_break.func_len = func_len; zend_hash_update(class_table, lcname, func_len, &new_break, sizeof(phpdbg_breakmethod_t), NULL); phpdbg_notice("breakpoint", "success=\"success\" id=\"%d\" method=\"%s::%s\"", "Breakpoint #%d added at %s::%s", new_break.id, class_name, func_name); PHPDBG_BREAK_MAPPING(new_break.id, class_table); } else { phpdbg_error("breakpoint", "type=\"exists\" method=\"%s::%s\"", "Breakpoint exists at %s::%s", class_name, func_name); } efree(lcname); } /* }}} */ PHPDBG_API void phpdbg_set_breakpoint_opline(zend_ulong opline TSRMLS_DC) /* {{{ */ { if (!zend_hash_index_exists(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], opline)) { phpdbg_breakline_t new_break; PHPDBG_G(flags) |= PHPDBG_HAS_OPLINE_BP; PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_OPLINE); new_break.name = NULL; new_break.opline = opline; new_break.base = NULL; zend_hash_index_update(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], opline, &new_break, sizeof(phpdbg_breakline_t), NULL); phpdbg_notice("breakpoint", "success=\"success\" id=\"%d\" opline=\"%#lx\"", "Breakpoint #%d added at %#lx", new_break.id, new_break.opline); PHPDBG_BREAK_MAPPING(new_break.id, &PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE]); } else { phpdbg_error("breakpoint", "type=\"exists\" opline=\"%#lx\"", "Breakpoint exists at %#lx", opline); } } /* }}} */ PHPDBG_API int phpdbg_resolve_op_array_break(phpdbg_breakopline_t *brake, zend_op_array *op_array TSRMLS_DC) /* {{{ */ { phpdbg_breakline_t opline_break; if (op_array->last <= brake->opline_num) { if (brake->class_name == NULL) { phpdbg_error("breakpoint", "type=\"maxoplines\" maxoplinenum=\"%d\" function=\"%s\" usedoplinenum=\"%ld\"", "There are only %d oplines in function %s (breaking at opline %ld impossible)", op_array->last, brake->func_name, brake->opline_num); } else if (brake->func_name == NULL) { phpdbg_error("breakpoint", "type=\"maxoplines\" maxoplinenum=\"%d\" file=\"%s\" usedoplinenum=\"%ld\"", "There are only %d oplines in file %s (breaking at opline %ld impossible)", op_array->last, brake->class_name, brake->opline_num); } else { phpdbg_error("breakpoint", "type=\"maxoplines\" maxoplinenum=\"%d\" method=\"%s::%s\" usedoplinenum=\"%ld\"", "There are only %d oplines in method %s::%s (breaking at opline %ld impossible)", op_array->last, brake->class_name, brake->func_name, brake->opline_num); } return FAILURE; } opline_break.disabled = 0; opline_break.hits = 0; opline_break.id = brake->id; opline_break.opline = brake->opline = (zend_ulong)(op_array->opcodes + brake->opline_num); opline_break.name = NULL; opline_break.base = brake; if (op_array->scope) { opline_break.type = PHPDBG_BREAK_METHOD_OPLINE; } else if (op_array->function_name) { opline_break.type = PHPDBG_BREAK_FUNCTION_OPLINE; } else { opline_break.type = PHPDBG_BREAK_FILE_OPLINE; } PHPDBG_G(flags) |= PHPDBG_HAS_OPLINE_BP; zend_hash_index_update(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], opline_break.opline, &opline_break, sizeof(phpdbg_breakline_t), NULL); return SUCCESS; } /* }}} */ PHPDBG_API void phpdbg_resolve_op_array_breaks(zend_op_array *op_array TSRMLS_DC) /* {{{ */ { HashTable *func_table = &PHPDBG_G(bp)[PHPDBG_BREAK_FUNCTION_OPLINE]; HashTable *oplines_table; HashPosition position; phpdbg_breakopline_t *brake; if (op_array->scope != NULL && zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD_OPLINE], op_array->scope->name, op_array->scope->name_length, (void **)&func_table) == FAILURE) { return; } if (op_array->function_name == NULL) { if (zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE_OPLINE], op_array->filename, strlen(op_array->filename), (void **)&oplines_table) == FAILURE) { return; } } else if (zend_hash_find(func_table, op_array->function_name?op_array->function_name:"", op_array->function_name?strlen(op_array->function_name):0, (void **)&oplines_table) == FAILURE) { return; } for (zend_hash_internal_pointer_reset_ex(oplines_table, &position); zend_hash_get_current_data_ex(oplines_table, (void**) &brake, &position) == SUCCESS; zend_hash_move_forward_ex(oplines_table, &position)) { if (phpdbg_resolve_op_array_break(brake, op_array TSRMLS_CC) == SUCCESS) { phpdbg_breakline_t *opline_break; zend_hash_internal_pointer_end(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE]); zend_hash_get_current_data(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], (void **)&opline_break); phpdbg_notice("breakpoint", "success=\"success\" id=\"%d\" symbol=\"%s\" num=\"%ld\" opline=\"%#lx\"", "Breakpoint #%d resolved at %s%s%s#%ld (opline %#lx)", brake->id, brake->class_name?brake->class_name:"", brake->class_name&&brake->func_name?"::":"", brake->func_name?brake->func_name:"", brake->opline_num, brake->opline); } } } /* }}} */ PHPDBG_API int phpdbg_resolve_opline_break(phpdbg_breakopline_t *new_break TSRMLS_DC) /* {{{ */ { HashTable *func_table = EG(function_table); zend_function *func; if (new_break->func_name == NULL) { if (EG(current_execute_data) == NULL) { if (PHPDBG_G(ops) != NULL && !memcmp(PHPDBG_G(ops)->filename, new_break->class_name, new_break->class_len)) { if (phpdbg_resolve_op_array_break(new_break, PHPDBG_G(ops) TSRMLS_CC) == SUCCESS) { return SUCCESS; } else { return 2; } } return FAILURE; } else { zend_execute_data *execute_data = EG(current_execute_data); do { if (execute_data->op_array->function_name == NULL && execute_data->op_array->scope == NULL && !memcmp(execute_data->op_array->filename, new_break->class_name, new_break->class_len)) { if (phpdbg_resolve_op_array_break(new_break, execute_data->op_array TSRMLS_CC) == SUCCESS) { return SUCCESS; } else { return 2; } } } while ((execute_data = execute_data->prev_execute_data) != NULL); return FAILURE; } } if (new_break->class_name != NULL) { zend_class_entry **ce; if (zend_hash_find(EG(class_table), zend_str_tolower_dup(new_break->class_name, new_break->class_len), new_break->class_len + 1, (void **)&ce) == FAILURE) { return FAILURE; } func_table = &(*ce)->function_table; } if (zend_hash_find(func_table, zend_str_tolower_dup(new_break->func_name, new_break->func_len), new_break->func_len + 1, (void **)&func) == FAILURE) { if (new_break->class_name != NULL && new_break->func_name != NULL) { phpdbg_error("breakpoint", "type=\"nomethod\" method=\"%s::%s\"", "Method %s doesn't exist in class %s", new_break->func_name, new_break->class_name); return 2; } return FAILURE; } if (func->type != ZEND_USER_FUNCTION) { if (new_break->class_name == NULL) { phpdbg_error("breakpoint", "type=\"internalfunction\" function=\"%s\"", "%s is not an user defined function, no oplines exist", new_break->func_name); } else { phpdbg_error("breakpoint", "type=\"internalfunction\" method=\"%s::%s\"", "%s::%s is not an user defined method, no oplines exist", new_break->class_name, new_break->func_name); } return 2; } if (phpdbg_resolve_op_array_break(new_break, &func->op_array TSRMLS_CC) == FAILURE) { return 2; } return SUCCESS; } /* }}} */ PHPDBG_API void phpdbg_set_breakpoint_method_opline(const char *class, const char *method, zend_ulong opline TSRMLS_DC) /* {{{ */ { phpdbg_breakopline_t new_break; HashTable class_breaks, *class_table; HashTable method_breaks, *method_table; PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_METHOD_OPLINE); new_break.func_len = strlen(method); new_break.func_name = estrndup(method, new_break.func_len); new_break.class_len = strlen(class); new_break.class_name = estrndup(class, new_break.class_len); new_break.opline_num = opline; new_break.opline = 0; switch (phpdbg_resolve_opline_break(&new_break TSRMLS_CC)) { case FAILURE: phpdbg_notice("breakpoint", "pending=\"pending\" id=\"%d\" method=\"%::%s\" num=\"%ld\"", "Pending breakpoint #%d at %s::%s#%ld", new_break.id, new_break.class_name, new_break.func_name, opline); break; case SUCCESS: phpdbg_notice("breakpoint", "id=\"%d\" method=\"%::%s\" num=\"%ld\"", "Breakpoint #%d added at %s::%s#%ld", new_break.id, new_break.class_name, new_break.func_name, opline); break; case 2: return; } if (zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD_OPLINE], new_break.class_name, new_break.class_len, (void **)&class_table) == FAILURE) { zend_hash_init(&class_breaks, 8, NULL, phpdbg_opline_class_breaks_dtor, 0); zend_hash_update( &PHPDBG_G(bp)[PHPDBG_BREAK_METHOD_OPLINE], new_break.class_name, new_break.class_len, (void **)&class_breaks, sizeof(HashTable), (void **)&class_table); } if (zend_hash_find(class_table, new_break.func_name, new_break.func_len, (void **)&method_table) == FAILURE) { zend_hash_init(&method_breaks, 8, NULL, phpdbg_opline_breaks_dtor, 0); zend_hash_update( class_table, new_break.func_name, new_break.func_len, (void **)&method_breaks, sizeof(HashTable), (void **)&method_table); } if (zend_hash_index_exists(method_table, opline)) { phpdbg_error("breakpoint", "type=\"exists\" method=\"%s\" num=\"%ld\"", "Breakpoint already exists for %s::%s#%ld", new_break.class_name, new_break.func_name, opline); efree((char*)new_break.func_name); efree((char*)new_break.class_name); PHPDBG_G(bp_count)--; return; } PHPDBG_G(flags) |= PHPDBG_HAS_METHOD_OPLINE_BP; PHPDBG_BREAK_MAPPING(new_break.id, method_table); zend_hash_index_update(method_table, opline, &new_break, sizeof(phpdbg_breakopline_t), NULL); } PHPDBG_API void phpdbg_set_breakpoint_function_opline(const char *function, zend_ulong opline TSRMLS_DC) /* {{{ */ { phpdbg_breakopline_t new_break; HashTable func_breaks, *func_table; PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_FUNCTION_OPLINE); new_break.func_len = strlen(function); new_break.func_name = estrndup(function, new_break.func_len); new_break.class_len = 0; new_break.class_name = NULL; new_break.opline_num = opline; new_break.opline = 0; switch (phpdbg_resolve_opline_break(&new_break TSRMLS_CC)) { case FAILURE: phpdbg_notice("breakpoint", "pending=\"pending\" id=\"%d\" function=\"%s\" num=\"%ld\"", "Pending breakpoint #%d at %s#%ld", new_break.id, new_break.func_name, opline); break; case SUCCESS: phpdbg_notice("breakpoint", "id=\"%d\" function=\"%s\" num=\"%ld\"", "Breakpoint #%d added at %s#%ld", new_break.id, new_break.func_name, opline); break; case 2: return; } if (zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_FUNCTION_OPLINE], new_break.func_name, new_break.func_len, (void **)&func_table) == FAILURE) { zend_hash_init(&func_breaks, 8, NULL, phpdbg_opline_breaks_dtor, 0); zend_hash_update( &PHPDBG_G(bp)[PHPDBG_BREAK_FUNCTION_OPLINE], new_break.func_name, new_break.func_len, (void **)&func_breaks, sizeof(HashTable), (void **)&func_table); } if (zend_hash_index_exists(func_table, opline)) { phpdbg_error("breakpoint", "type=\"exists\" function=\"%s\" num=\"%ld\"", "Breakpoint already exists for %s#%ld", new_break.func_name, opline); efree((char*)new_break.func_name); PHPDBG_G(bp_count)--; return; } PHPDBG_BREAK_MAPPING(new_break.id, func_table); PHPDBG_G(flags) |= PHPDBG_HAS_FUNCTION_OPLINE_BP; zend_hash_index_update(func_table, opline, &new_break, sizeof(phpdbg_breakopline_t), NULL); } PHPDBG_API void phpdbg_set_breakpoint_file_opline(const char *file, zend_ulong opline TSRMLS_DC) /* {{{ */ { phpdbg_breakopline_t new_break; HashTable file_breaks, *file_table; PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_FILE_OPLINE); new_break.func_len = 0; new_break.func_name = NULL; new_break.class_len = strlen(file); new_break.class_name = estrndup(file, new_break.class_len); new_break.opline_num = opline; new_break.opline = 0; switch (phpdbg_resolve_opline_break(&new_break TSRMLS_CC)) { case FAILURE: phpdbg_notice("breakpoint", "pending=\"pending\" id=\"%d\" file=\"%s\" num=\"%ld\"", "Pending breakpoint #%d at %s:%ld", new_break.id, new_break.class_name, opline); break; case SUCCESS: phpdbg_notice("breakpoint", "id=\"%d\" file=\"%s\" num=\"%ld\"", "Breakpoint #%d added at %s:%ld", new_break.id, new_break.class_name, opline); break; case 2: return; } if (zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE_OPLINE], new_break.class_name, new_break.class_len, (void **)&file_table) == FAILURE) { zend_hash_init(&file_breaks, 8, NULL, phpdbg_opline_breaks_dtor, 0); zend_hash_update( &PHPDBG_G(bp)[PHPDBG_BREAK_FILE_OPLINE], new_break.class_name, new_break.class_len, (void **)&file_breaks, sizeof(HashTable), (void **)&file_table); } if (zend_hash_index_exists(file_table, opline)) { phpdbg_error("breakpoint", "type=\"exists\" file=\"%s\" num=\"%d\"", "Breakpoint already exists for %s:%ld", new_break.class_name, opline); efree((char*)new_break.class_name); PHPDBG_G(bp_count)--; return; } PHPDBG_BREAK_MAPPING(new_break.id, file_table); PHPDBG_G(flags) |= PHPDBG_HAS_FILE_OPLINE_BP; zend_hash_index_update(file_table, opline, &new_break, sizeof(phpdbg_breakopline_t), NULL); } PHPDBG_API void phpdbg_set_breakpoint_opcode(const char *name, size_t name_len TSRMLS_DC) /* {{{ */ { phpdbg_breakop_t new_break; zend_ulong hash = zend_hash_func(name, name_len); if (zend_hash_index_exists(&PHPDBG_G(bp)[PHPDBG_BREAK_OPCODE], hash)) { phpdbg_error("breakpoint", "type=\"exists\" opcode=\"%s\"", "Breakpoint exists for %s", name); return; } PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_OPCODE); new_break.hash = hash; new_break.name = estrndup(name, name_len); zend_hash_index_update(&PHPDBG_G(bp)[PHPDBG_BREAK_OPCODE], hash, &new_break, sizeof(phpdbg_breakop_t), NULL); PHPDBG_G(flags) |= PHPDBG_HAS_OPCODE_BP; phpdbg_notice("breakpoint", "id=\"%d\" opcode=\"%s\"", "Breakpoint #%d added at %s", new_break.id, name); PHPDBG_BREAK_MAPPING(new_break.id, &PHPDBG_G(bp)[PHPDBG_BREAK_OPCODE]); } /* }}} */ PHPDBG_API void phpdbg_set_breakpoint_opline_ex(phpdbg_opline_ptr_t opline TSRMLS_DC) /* {{{ */ { if (!zend_hash_index_exists(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], (zend_ulong) opline)) { phpdbg_breakline_t new_break; PHPDBG_G(flags) |= PHPDBG_HAS_OPLINE_BP; PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_OPLINE); new_break.opline = (zend_ulong) opline; zend_hash_index_update(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], (zend_ulong) opline, &new_break, sizeof(phpdbg_breakline_t), NULL); phpdbg_notice("breakpoint", "id=\"%d\" opline=\"%#lx\"", "Breakpoint #%d added at %#lx", new_break.id, new_break.opline); PHPDBG_BREAK_MAPPING(new_break.id, &PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE]); } else { phpdbg_error("breakpoint", "type=\"exists\" opline=\"%#lx\"", "Breakpoint exists for opline %#lx", (zend_ulong) opline); } } /* }}} */ static inline void phpdbg_create_conditional_break(phpdbg_breakcond_t *brake, const phpdbg_param_t *param, const char *expr, size_t expr_len, zend_ulong hash TSRMLS_DC) /* {{{ */ { phpdbg_breakcond_t new_break; uint32_t cops = CG(compiler_options); zval pv; PHPDBG_BREAK_INIT(new_break, PHPDBG_BREAK_COND); new_break.hash = hash; if (param) { new_break.paramed = 1; phpdbg_copy_param( param, &new_break.param TSRMLS_CC); } else { new_break.paramed = 0; } cops = CG(compiler_options); CG(compiler_options) = ZEND_COMPILE_DEFAULT_FOR_EVAL; new_break.code = estrndup(expr, expr_len); new_break.code_len = expr_len; Z_STRLEN(pv) = expr_len + sizeof("return ;") - 1; Z_STRVAL(pv) = emalloc(Z_STRLEN(pv) + 1); memcpy(Z_STRVAL(pv), "return ", sizeof("return ") - 1); memcpy(Z_STRVAL(pv) + sizeof("return ") - 1, expr, expr_len); Z_STRVAL(pv)[Z_STRLEN(pv) - 1] = ';'; Z_STRVAL(pv)[Z_STRLEN(pv)] = '\0'; Z_TYPE(pv) = IS_STRING; new_break.ops = zend_compile_string(&pv, "Conditional Breakpoint Code" TSRMLS_CC); zval_dtor(&pv); if (new_break.ops) { zend_hash_index_update( &PHPDBG_G(bp)[PHPDBG_BREAK_COND], hash, &new_break, sizeof(phpdbg_breakcond_t), (void**)&brake); phpdbg_notice("breakpoint", "id=\"%d\" expression=\"%s\" ptr=\"%p\"", "Conditional breakpoint #%d added %s/%p", brake->id, brake->code, brake->ops); PHPDBG_G(flags) |= PHPDBG_HAS_COND_BP; PHPDBG_BREAK_MAPPING(new_break.id, &PHPDBG_G(bp)[PHPDBG_BREAK_COND]); } else { phpdbg_error("compile", "expression=\"%s\"", "Failed to compile code for expression %s", expr); efree((char*)new_break.code); PHPDBG_G(bp_count)--; } CG(compiler_options) = cops; } /* }}} */ PHPDBG_API void phpdbg_set_breakpoint_expression(const char *expr, size_t expr_len TSRMLS_DC) /* {{{ */ { zend_ulong expr_hash = zend_inline_hash_func(expr, expr_len); phpdbg_breakcond_t new_break; if (!zend_hash_index_exists(&PHPDBG_G(bp)[PHPDBG_BREAK_COND], expr_hash)) { phpdbg_create_conditional_break( &new_break, NULL, expr, expr_len, expr_hash TSRMLS_CC); } else { phpdbg_error("breakpoint", "type=\"exists\" expression=\"%s\"", "Conditional break %s exists", expr); } } /* }}} */ PHPDBG_API void phpdbg_set_breakpoint_at(const phpdbg_param_t *param TSRMLS_DC) /* {{{ */ { phpdbg_breakcond_t new_break; phpdbg_param_t *condition; zend_ulong hash = 0L; if (param->next) { condition = param->next; hash = zend_inline_hash_func(condition->str, condition->len); if (!zend_hash_index_exists(&PHPDBG_G(bp)[PHPDBG_BREAK_COND], hash)) { phpdbg_create_conditional_break(&new_break, param, condition->str, condition->len, hash TSRMLS_CC); } else { phpdbg_notice("breakpoint", "type=\"exists\" arg=\"%s\"", "Conditional break %s exists at the specified location", condition->str); } } } /* }}} */ static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_file(zend_op_array *op_array TSRMLS_DC) /* {{{ */ { HashTable *breaks; phpdbg_breakbase_t *brake; size_t name_len = strlen(op_array->filename); if (zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE], op_array->filename, name_len, (void**)&breaks) == FAILURE) { return NULL; } if (zend_hash_index_find(breaks, (*EG(opline_ptr))->lineno, (void**)&brake) == SUCCESS) { return brake; } return NULL; } /* }}} */ static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_symbol(zend_function *fbc TSRMLS_DC) /* {{{ */ { const char *fname; zend_op_array *ops; phpdbg_breakbase_t *brake; if (fbc->type != ZEND_USER_FUNCTION) { return NULL; } ops = (zend_op_array*)fbc; if (ops->scope) { /* find method breaks here */ return phpdbg_find_breakpoint_method(ops TSRMLS_CC); } fname = ops->function_name; if (!fname) { fname = "main"; } if (zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_SYM], fname, strlen(fname), (void**)&brake) == SUCCESS) { return brake; } return NULL; } /* }}} */ static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_method(zend_op_array *ops TSRMLS_DC) /* {{{ */ { HashTable *class_table; phpdbg_breakbase_t *brake; if (zend_hash_find(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD], ops->scope->name, ops->scope->name_length, (void**)&class_table) == SUCCESS) { char *lcname = zend_str_tolower_dup(ops->function_name, strlen(ops->function_name)); size_t lcname_len = strlen(lcname); if (zend_hash_find( class_table, lcname, lcname_len, (void**)&brake) == SUCCESS) { efree(lcname); return brake; } efree(lcname); } return NULL; } /* }}} */ static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_opline(phpdbg_opline_ptr_t opline TSRMLS_DC) /* {{{ */ { phpdbg_breakline_t *brake; if (zend_hash_index_find(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], (zend_ulong) opline, (void**)&brake) == SUCCESS) { return (brake->base?(phpdbg_breakbase_t *)brake->base:(phpdbg_breakbase_t *)brake); } return NULL; } /* }}} */ static inline phpdbg_breakbase_t *phpdbg_find_breakpoint_opcode(zend_uchar opcode TSRMLS_DC) /* {{{ */ { phpdbg_breakbase_t *brake; const char *opname = phpdbg_decode_opcode(opcode); if (memcmp(opname, PHPDBG_STRL("UNKNOWN")) == 0) { return NULL; } if (zend_hash_index_find(&PHPDBG_G(bp)[PHPDBG_BREAK_OPCODE], zend_hash_func(opname, strlen(opname)), (void**)&brake) == SUCCESS) { return brake; } return NULL; } /* }}} */ static inline zend_bool phpdbg_find_breakpoint_param(phpdbg_param_t *param, zend_execute_data *execute_data TSRMLS_DC) /* {{{ */ { zend_function *function = (zend_function*) execute_data->function_state.function; switch (param->type) { case NUMERIC_FUNCTION_PARAM: case STR_PARAM: { /* function breakpoint */ if (function->type != ZEND_USER_FUNCTION) { return 0; } { const char *str = NULL; size_t len = 0L; zend_op_array *ops = (zend_op_array*)function; str = ops->function_name ? ops->function_name : "main"; len = strlen(str); if (len == param->len && memcmp(param->str, str, len) == SUCCESS) { return param->type == STR_PARAM || execute_data->opline - ops->opcodes == param->num; } } } break; case FILE_PARAM: { if (param->file.line == zend_get_executed_lineno(TSRMLS_C)) { const char *str = zend_get_executed_filename(TSRMLS_C); size_t lengths[2] = {strlen(param->file.name), strlen(str)}; if (lengths[0] == lengths[1]) { return (memcmp( param->file.name, str, lengths[0]) == SUCCESS); } } } break; case NUMERIC_METHOD_PARAM: case METHOD_PARAM: { if (function->type != ZEND_USER_FUNCTION) { return 0; } { zend_op_array *ops = (zend_op_array*) function; if (ops->scope) { size_t lengths[2] = {strlen(param->method.class), ops->scope->name_length}; if (lengths[0] == lengths[1] && memcmp(param->method.class, ops->scope->name, lengths[0]) == SUCCESS) { lengths[0] = strlen(param->method.name); lengths[1] = strlen(ops->function_name); if (lengths[0] == lengths[1] && memcmp(param->method.name, ops->function_name, lengths[0]) == SUCCESS) { return param->type == METHOD_PARAM || (execute_data->opline - ops->opcodes) == param->num; } } } } } break; case ADDR_PARAM: { return ((zend_ulong)(phpdbg_opline_ptr_t)execute_data->opline == param->addr); } break; default: { /* do nothing */ } break; } return 0; } /* }}} */ static inline phpdbg_breakbase_t *phpdbg_find_conditional_breakpoint(zend_execute_data *execute_data TSRMLS_DC) /* {{{ */ { phpdbg_breakcond_t *bp; HashPosition position; int breakpoint = FAILURE; for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_COND], &position); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_COND], (void*)&bp, &position) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_COND], &position)) { zval *retval = NULL; zval **orig_retval = EG(return_value_ptr_ptr); zend_op_array *orig_ops = EG(active_op_array); zend_op **orig_opline = EG(opline_ptr); if (((phpdbg_breakbase_t*)bp)->disabled) { continue; } if (bp->paramed) { if (!phpdbg_find_breakpoint_param(&bp->param, execute_data TSRMLS_CC)) { continue; } } ALLOC_INIT_ZVAL(retval); EG(return_value_ptr_ptr) = &retval; EG(active_op_array) = bp->ops; EG(no_extensions) = 1; if (!EG(active_symbol_table)) { zend_rebuild_symbol_table(TSRMLS_C); } zend_try { PHPDBG_G(flags) |= PHPDBG_IN_COND_BP; zend_execute(EG(active_op_array) TSRMLS_CC); #if PHP_VERSION_ID >= 50700 if (zend_is_true(retval TSRMLS_CC)) { #else if (zend_is_true(retval)) { #endif breakpoint = SUCCESS; } } zend_catch { EG(no_extensions)=1; EG(return_value_ptr_ptr) = orig_retval; EG(active_op_array) = orig_ops; EG(opline_ptr) = orig_opline; PHPDBG_G(flags) &= ~PHPDBG_IN_COND_BP; } zend_end_try(); EG(no_extensions)=1; EG(return_value_ptr_ptr) = orig_retval; EG(active_op_array) = orig_ops; EG(opline_ptr) = orig_opline; PHPDBG_G(flags) &= ~PHPDBG_IN_COND_BP; if (breakpoint == SUCCESS) { break; } } return (breakpoint == SUCCESS) ? ((phpdbg_breakbase_t*)bp) : NULL; } /* }}} */ PHPDBG_API phpdbg_breakbase_t *phpdbg_find_breakpoint(zend_execute_data* execute_data TSRMLS_DC) /* {{{ */ { phpdbg_breakbase_t *base = NULL; if (!(PHPDBG_G(flags) & PHPDBG_IS_BP_ENABLED)) { return NULL; } /* conditions cannot be executed by eval()'d code */ if (!(PHPDBG_G(flags) & PHPDBG_IN_EVAL) && (PHPDBG_G(flags) & PHPDBG_HAS_COND_BP) && (base = phpdbg_find_conditional_breakpoint(execute_data TSRMLS_CC))) { goto result; } if ((PHPDBG_G(flags) & PHPDBG_HAS_FILE_BP) && (base = phpdbg_find_breakpoint_file(execute_data->op_array TSRMLS_CC))) { goto result; } if (PHPDBG_G(flags) & (PHPDBG_HAS_METHOD_BP|PHPDBG_HAS_SYM_BP)) { /* check we are at the beginning of the stack */ if (execute_data->opline == EG(active_op_array)->opcodes) { if ((base = phpdbg_find_breakpoint_symbol( execute_data->function_state.function TSRMLS_CC))) { goto result; } } } if ((PHPDBG_G(flags) & PHPDBG_HAS_OPLINE_BP) && (base = phpdbg_find_breakpoint_opline(execute_data->opline TSRMLS_CC))) { goto result; } if ((PHPDBG_G(flags) & PHPDBG_HAS_OPCODE_BP) && (base = phpdbg_find_breakpoint_opcode(execute_data->opline->opcode TSRMLS_CC))) { goto result; } return NULL; result: /* we return nothing for disable breakpoints */ if (base->disabled) { return NULL; } return base; } /* }}} */ PHPDBG_API void phpdbg_delete_breakpoint(zend_ulong num TSRMLS_DC) /* {{{ */ { HashTable **table; HashPosition position; phpdbg_breakbase_t *brake; if ((brake = phpdbg_find_breakbase_ex(num, &table, &position TSRMLS_CC))) { char *key; uint32_t klen; zend_ulong idx; int type = brake->type; char *name = NULL; size_t name_len = 0L; switch (type) { case PHPDBG_BREAK_FILE: case PHPDBG_BREAK_METHOD: if (zend_hash_num_elements((*table)) == 1) { name = estrdup(brake->name); name_len = strlen(name); if (zend_hash_num_elements(&PHPDBG_G(bp)[type]) == 1) { PHPDBG_G(flags) &= ~(1<<(brake->type+1)); } } break; default: { if (zend_hash_num_elements((*table)) == 1) { PHPDBG_G(flags) &= ~(1<<(brake->type+1)); } } } switch (type) { case PHPDBG_BREAK_FILE_OPLINE: case PHPDBG_BREAK_FUNCTION_OPLINE: case PHPDBG_BREAK_METHOD_OPLINE: if (zend_hash_num_elements(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE]) == 1) { PHPDBG_G(flags) &= PHPDBG_HAS_OPLINE_BP; } zend_hash_index_del(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], ((phpdbg_breakopline_t*)brake)->opline); } switch (zend_hash_get_current_key_ex( (*table), &key, &klen, &idx, 0, &position)) { case HASH_KEY_IS_STRING: zend_hash_del((*table), key, klen); break; default: zend_hash_index_del((*table), idx); } switch (type) { case PHPDBG_BREAK_FILE: case PHPDBG_BREAK_METHOD: if (name) { zend_hash_del(&PHPDBG_G(bp)[type], name, name_len); efree(name); } break; } phpdbg_notice("breakpoint", "deleted=\"deleted\" id=\"%ld\"", "Deleted breakpoint #%ld", num); PHPDBG_BREAK_UNMAPPING(num); } else { phpdbg_error("breakpoint", "type=\"nobreakpoint\" id=\"%ld\"", "Failed to find breakpoint #%ld", num); } } /* }}} */ PHPDBG_API void phpdbg_clear_breakpoints(TSRMLS_D) /* {{{ */ { zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE]); zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_SYM]); zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE]); zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD_OPLINE]); zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_FUNCTION_OPLINE]); zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE_OPLINE]); zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_OPCODE]); zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD]); zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_COND]); zend_hash_clean(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP]); PHPDBG_G(flags) &= ~PHPDBG_BP_MASK; PHPDBG_G(bp_count) = 0; } /* }}} */ PHPDBG_API void phpdbg_hit_breakpoint(phpdbg_breakbase_t *brake, zend_bool output TSRMLS_DC) /* {{{ */ { brake->hits++; if (output) { phpdbg_print_breakpoint(brake TSRMLS_CC); } } /* }}} */ PHPDBG_API void phpdbg_print_breakpoint(phpdbg_breakbase_t *brake TSRMLS_DC) /* {{{ */ { if (!brake) goto unknown; switch (brake->type) { case PHPDBG_BREAK_FILE: { phpdbg_notice("breakpoint", "id=\"%d\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Breakpoint #%d at %s:%ld, hits: %lu", ((phpdbg_breakfile_t*)brake)->id, ((phpdbg_breakfile_t*)brake)->filename, ((phpdbg_breakfile_t*)brake)->line, ((phpdbg_breakfile_t*)brake)->hits); } break; case PHPDBG_BREAK_SYM: { phpdbg_notice("breakpoint", "id=\"%d\" function=\"%s\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Breakpoint #%d in %s() at %s:%u, hits: %lu", ((phpdbg_breaksymbol_t*)brake)->id, ((phpdbg_breaksymbol_t*)brake)->symbol, zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C), ((phpdbg_breakfile_t*)brake)->hits); } break; case PHPDBG_BREAK_OPLINE: { phpdbg_notice("breakpoint", "id=\"%d\" opline=\"%#lx\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Breakpoint #%d in %#lx at %s:%u, hits: %lu", ((phpdbg_breakline_t*)brake)->id, ((phpdbg_breakline_t*)brake)->opline, zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C), ((phpdbg_breakline_t*)brake)->hits); } break; case PHPDBG_BREAK_METHOD_OPLINE: { phpdbg_notice("breakpoint", "id=\"%d\" method=\"%s::%s\" opline=\"%lu\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Breakpoint #%d in %s::%s()#%lu at %s:%u, hits: %lu", ((phpdbg_breakopline_t*)brake)->id, ((phpdbg_breakopline_t*)brake)->class_name, ((phpdbg_breakopline_t*)brake)->func_name, ((phpdbg_breakopline_t*)brake)->opline_num, zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C), ((phpdbg_breakopline_t*)brake)->hits); } break; case PHPDBG_BREAK_FUNCTION_OPLINE: { phpdbg_notice("breakpoint", "id=\"%d\" opline=\"%lu\" function=\"%s\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Breakpoint #%d in %s()#%lu at %s:%u, hits: %lu", ((phpdbg_breakopline_t*)brake)->id, ((phpdbg_breakopline_t*)brake)->func_name, ((phpdbg_breakopline_t*)brake)->opline_num, zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C), ((phpdbg_breakopline_t*)brake)->hits); } break; case PHPDBG_BREAK_FILE_OPLINE: { phpdbg_notice("breakpoint", "id=\"%d\" opline=\"%lu\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Breakpoint #%d in #%lu at %s:%u, hits: %lu", ((phpdbg_breakopline_t*)brake)->id, ((phpdbg_breakopline_t*)brake)->opline_num, zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C), ((phpdbg_breakopline_t*)brake)->hits); } break; case PHPDBG_BREAK_OPCODE: { phpdbg_notice("breakpoint", "id=\"%d\" opcode=\"%s\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Breakpoint #%d in %s at %s:%u, hits: %lu", ((phpdbg_breakop_t*)brake)->id, ((phpdbg_breakop_t*)brake)->name, zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C), ((phpdbg_breakop_t*)brake)->hits); } break; case PHPDBG_BREAK_METHOD: { phpdbg_notice("breakpoint", "id=\"%d\" method=\"%s::%s\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Breakpoint #%d in %s::%s() at %s:%u, hits: %lu", ((phpdbg_breakmethod_t*)brake)->id, ((phpdbg_breakmethod_t*)brake)->class_name, ((phpdbg_breakmethod_t*)brake)->func_name, zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C), ((phpdbg_breakmethod_t*)brake)->hits); } break; case PHPDBG_BREAK_COND: { if (((phpdbg_breakcond_t*)brake)->paramed) { char *param; phpdbg_notice("breakpoint", "id=\"%d\" location=\"%s\" eval=\"%s\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Conditional breakpoint #%d: at %s if %s at %s:%u, hits: %lu", ((phpdbg_breakcond_t*)brake)->id, phpdbg_param_tostring(&((phpdbg_breakcond_t*)brake)->param, ¶m TSRMLS_CC), ((phpdbg_breakcond_t*)brake)->code, zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C), ((phpdbg_breakcond_t*)brake)->hits); if (param) free(param); } else { phpdbg_notice("breakpoint", "id=\"%d\" eval=\"%s\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Conditional breakpoint #%d: on %s == true at %s:%u, hits: %lu", ((phpdbg_breakcond_t*)brake)->id, ((phpdbg_breakcond_t*)brake)->code, zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C), ((phpdbg_breakcond_t*)brake)->hits); } } break; default: { unknown: phpdbg_notice("breakpoint", "id=\"\" file=\"%s\" line=\"%ld\" hits=\"%lu\"", "Unknown breakpoint at %s:%u", zend_get_executed_filename(TSRMLS_C), zend_get_executed_lineno(TSRMLS_C)); } } } /* }}} */ PHPDBG_API void phpdbg_enable_breakpoint(zend_ulong id TSRMLS_DC) /* {{{ */ { phpdbg_breakbase_t *brake = phpdbg_find_breakbase(id TSRMLS_CC); if (brake) { brake->disabled = 0; } } /* }}} */ PHPDBG_API void phpdbg_disable_breakpoint(zend_ulong id TSRMLS_DC) /* {{{ */ { phpdbg_breakbase_t *brake = phpdbg_find_breakbase(id TSRMLS_CC); if (brake) { brake->disabled = 1; } } /* }}} */ PHPDBG_API void phpdbg_enable_breakpoints(TSRMLS_D) /* {{{ */ { PHPDBG_G(flags) |= PHPDBG_IS_BP_ENABLED; } /* }}} */ PHPDBG_API void phpdbg_disable_breakpoints(TSRMLS_D) { /* {{{ */ PHPDBG_G(flags) &= ~PHPDBG_IS_BP_ENABLED; } /* }}} */ PHPDBG_API phpdbg_breakbase_t *phpdbg_find_breakbase(zend_ulong id TSRMLS_DC) /* {{{ */ { HashTable **table; HashPosition position; return phpdbg_find_breakbase_ex(id, &table, &position TSRMLS_CC); } /* }}} */ PHPDBG_API phpdbg_breakbase_t *phpdbg_find_breakbase_ex(zend_ulong id, HashTable ***table, HashPosition *position TSRMLS_DC) /* {{{ */ { if (zend_hash_index_find(&PHPDBG_G(bp)[PHPDBG_BREAK_MAP], id, (void**)table) == SUCCESS) { phpdbg_breakbase_t *brake; for (zend_hash_internal_pointer_reset_ex((**table), position); zend_hash_get_current_data_ex((**table), (void**)&brake, position) == SUCCESS; zend_hash_move_forward_ex((**table), position)) { if (brake->id == id) { return brake; } } } return NULL; } /* }}} */ PHPDBG_API void phpdbg_print_breakpoints(zend_ulong type TSRMLS_DC) /* {{{ */ { phpdbg_xml(""); switch (type) { case PHPDBG_BREAK_SYM: if ((PHPDBG_G(flags) & PHPDBG_HAS_SYM_BP)) { HashPosition position; phpdbg_breaksymbol_t *brake; phpdbg_out(SEPARATE "\n"); phpdbg_out("Function Breakpoints:\n"); for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_SYM], &position); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_SYM], (void**) &brake, &position) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_SYM], &position)) { phpdbg_writeln("function", "id=\"%d\" name=\"%s\" disabled=\"%s\"", "#%d\t\t%s%s", brake->id, brake->symbol, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); } } break; case PHPDBG_BREAK_METHOD: if ((PHPDBG_G(flags) & PHPDBG_HAS_METHOD_BP)) { HashPosition position[2]; HashTable *class_table; char *class_name = NULL; uint32_t class_len = 0; zend_ulong class_idx = 0L; phpdbg_out(SEPARATE "\n"); phpdbg_out("Method Breakpoints:\n"); for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD], &position[0]); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD], (void**) &class_table, &position[0]) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD], &position[0])) { if (zend_hash_get_current_key_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD], &class_name, &class_len, &class_idx, 0, &position[0]) == HASH_KEY_IS_STRING) { phpdbg_breakmethod_t *brake; for (zend_hash_internal_pointer_reset_ex(class_table, &position[1]); zend_hash_get_current_data_ex(class_table, (void**)&brake, &position[1]) == SUCCESS; zend_hash_move_forward_ex(class_table, &position[1])) { phpdbg_writeln("method", "id=\"%d\" name=\"%s::%s\" disabled=\"%s\"", "#%d\t\t%s::%s%s", brake->id, brake->class_name, brake->func_name, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); } } } } break; case PHPDBG_BREAK_FILE: if ((PHPDBG_G(flags) & PHPDBG_HAS_FILE_BP)) { HashPosition position[2]; HashTable *points; phpdbg_out(SEPARATE "\n"); phpdbg_out("File Breakpoints:\n"); for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE], &position[0]); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE], (void**) &points, &position[0]) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE], &position[0])) { phpdbg_breakfile_t *brake; for (zend_hash_internal_pointer_reset_ex(points, &position[1]); zend_hash_get_current_data_ex(points, (void**)&brake, &position[1]) == SUCCESS; zend_hash_move_forward_ex(points, &position[1])) { phpdbg_writeln("file", "id=\"%d\" name=\"%s\" line=\"%lu\" disabled=\"%s\"", "#%d\t\t%s:%lu%s", brake->id, brake->filename, brake->line, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); } } } break; case PHPDBG_BREAK_OPLINE: if ((PHPDBG_G(flags) & PHPDBG_HAS_OPLINE_BP)) { HashPosition position; phpdbg_breakline_t *brake; phpdbg_out(SEPARATE "\n"); phpdbg_out("Opline Breakpoints:\n"); for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], &position); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], (void**) &brake, &position) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_OPLINE], &position)) { switch (brake->type) { case PHPDBG_BREAK_METHOD_OPLINE: case PHPDBG_BREAK_FUNCTION_OPLINE: case PHPDBG_BREAK_FILE_OPLINE: phpdbg_out("opline", "id=\"%d\" num=\"%#lx\" type=\"%s\" disabled=\"%s\"", "#%d\t\t%#lx\t\t(%s breakpoint)%s", brake->id, brake->opline, brake->type == PHPDBG_BREAK_METHOD_OPLINE?"method": brake->type == PHPDBG_BREAK_FUNCTION_OPLINE?"function": brake->type == PHPDBG_BREAK_FILE_OPLINE?"file": "--- error ---", ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); break; default: phpdbg_writeln("opline", "id=\"%d\" num=\"%#lx\" disabled=\"%s\"", "#%d\t\t%#lx%s", brake->id, brake->opline, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); break; } } } break; case PHPDBG_BREAK_METHOD_OPLINE: if ((PHPDBG_G(flags) & PHPDBG_HAS_METHOD_OPLINE_BP)) { HashPosition position[3]; HashTable *class_table, *method_table; char *class_name = NULL, *method_name = NULL; uint32_t class_len = 0, method_len = 0; zend_ulong class_idx = 0L, method_idx = 0L; phpdbg_out(SEPARATE "\n"); phpdbg_out("Method opline Breakpoints:\n"); for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD_OPLINE], &position[0]); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD_OPLINE], (void**) &class_table, &position[0]) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD_OPLINE], &position[0])) { if (zend_hash_get_current_key_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_METHOD_OPLINE], &class_name, &class_len, &class_idx, 0, &position[0]) == HASH_KEY_IS_STRING) { for (zend_hash_internal_pointer_reset_ex(class_table, &position[1]); zend_hash_get_current_data_ex(class_table, (void**) &method_table, &position[1]) == SUCCESS; zend_hash_move_forward_ex(class_table, &position[1])) { if (zend_hash_get_current_key_ex(class_table, &method_name, &method_len, &method_idx, 0, &position[0]) == HASH_KEY_IS_STRING) { phpdbg_breakopline_t *brake; for (zend_hash_internal_pointer_reset_ex(method_table, &position[2]); zend_hash_get_current_data_ex(method_table, (void**)&brake, &position[2]) == SUCCESS; zend_hash_move_forward_ex(method_table, &position[2])) { phpdbg_writeln("methodopline", "id=\"%d\" name=\"%s::%s\" num=\"%ld\" disabled=\"%s\"", "#%d\t\t%s::%s opline %ld%s", brake->id, brake->class_name, brake->func_name, brake->opline_num, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); } } } } } } break; case PHPDBG_BREAK_FUNCTION_OPLINE: if ((PHPDBG_G(flags) & PHPDBG_HAS_FUNCTION_OPLINE_BP)) { HashPosition position[2]; HashTable *function_table; char *function_name = NULL; uint32_t function_len = 0; zend_ulong function_idx = 0L; phpdbg_out(SEPARATE "\n"); phpdbg_out("Function opline Breakpoints:\n"); for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FUNCTION_OPLINE], &position[0]); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FUNCTION_OPLINE], (void**) &function_table, &position[0]) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FUNCTION_OPLINE], &position[0])) { if (zend_hash_get_current_key_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FUNCTION_OPLINE], &function_name, &function_len, &function_idx, 0, &position[0]) == HASH_KEY_IS_STRING) { phpdbg_breakopline_t *brake; for (zend_hash_internal_pointer_reset_ex(function_table, &position[1]); zend_hash_get_current_data_ex(function_table, (void**)&brake, &position[1]) == SUCCESS; zend_hash_move_forward_ex(function_table, &position[1])) { phpdbg_writeln("functionopline", "id=\"%d\" name=\"%s\" num=\"%ld\" disabled=\"%s\"", "#%d\t\t%s opline %ld%s", brake->id, brake->func_name, brake->opline_num, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); } } } } break; case PHPDBG_BREAK_FILE_OPLINE: if ((PHPDBG_G(flags) & PHPDBG_HAS_FILE_OPLINE_BP)) { HashPosition position[2]; HashTable *file_table; char *file_name = NULL; uint32_t file_len = 0; zend_ulong file_idx = 0L; phpdbg_out(SEPARATE "\n"); phpdbg_out("File opline Breakpoints:\n"); for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE_OPLINE], &position[0]); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE_OPLINE], (void**) &file_table, &position[0]) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE_OPLINE], &position[0])) { if (zend_hash_get_current_key_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_FILE_OPLINE], &file_name, &file_len, &file_idx, 0, &position[0]) == HASH_KEY_IS_STRING) { phpdbg_breakopline_t *brake; for (zend_hash_internal_pointer_reset_ex(file_table, &position[1]); zend_hash_get_current_data_ex(file_table, (void**)&brake, &position[1]) == SUCCESS; zend_hash_move_forward_ex(file_table, &position[1])) { phpdbg_writeln("fileopline", "id=\"%d\" name=\"%s\" num=\"%ld\" disabled=\"%s\"", "#%d\t\t%s opline %ld%s", brake->id, brake->class_name, brake->opline_num, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); } } } } break; case PHPDBG_BREAK_COND: if ((PHPDBG_G(flags) & PHPDBG_HAS_COND_BP)) { HashPosition position; phpdbg_breakcond_t *brake; phpdbg_out(SEPARATE "\n"); phpdbg_out("Conditional Breakpoints:\n"); for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_COND], &position); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_COND], (void**) &brake, &position) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_COND], &position)) { if (brake->paramed) { switch (brake->param.type) { case STR_PARAM: phpdbg_writeln("evalfunction", "id=\"%d\" name=\"%s\" eval=\"%s\" disabled=\"%s\"", "#%d\t\tat %s if %s%s", brake->id, brake->param.str, brake->code, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); break; case NUMERIC_FUNCTION_PARAM: phpdbg_writeln("evalfunctionopline", "id=\"%d\" name=\"%s\" num=\"%ld\" eval=\"%s\" disabled=\"%s\"", "#%d\t\tat %s#%ld if %s%s", brake->id, brake->param.str, brake->param.num, brake->code, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); break; case METHOD_PARAM: phpdbg_writeln("evalmethod", "id=\"%d\" name=\"%s::%s\" eval=\"%s\" disabled=\"%s\"", "#%d\t\tat %s::%s if %s%s", brake->id, brake->param.method.class, brake->param.method.name, brake->code, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); break; case NUMERIC_METHOD_PARAM: phpdbg_writeln("evalmethodopline", "id=\"%d\" name=\"%s::%s\" num=\"%d\" eval=\"%s\" disabled=\"%s\"", "#%d\t\tat %s::%s#%ld if %s%s", brake->id, brake->param.method.class, brake->param.method.name, brake->param.num, brake->code, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); break; case FILE_PARAM: phpdbg_writeln("evalfile", "id=\"%d\" name=\"%s\" line=\"%d\" eval=\"%s\" disabled=\"%s\"", "#%d\t\tat %s:%lu if %s%s", brake->id, brake->param.file.name, brake->param.file.line, brake->code, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); break; case ADDR_PARAM: phpdbg_writeln("evalopline", "id=\"%d\" opline=\"%#lx\" eval=\"%s\" disabled=\"%s\"", "#%d\t\tat #%lx if %s%s", brake->id, brake->param.addr, brake->code, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); break; default: phpdbg_error("eval", "type=\"invalidparameter\"", "Invalid parameter type for conditional breakpoint"); return; } } else { phpdbg_writeln("eval", "id=\"%d\" eval=\"%s\" disabled=\"%s\"", "#%d\t\tif %s%s", brake->id, brake->code, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); } } } break; case PHPDBG_BREAK_OPCODE: if (PHPDBG_G(flags) & PHPDBG_HAS_OPCODE_BP) { HashPosition position; phpdbg_breakop_t *brake; phpdbg_out(SEPARATE "\n"); phpdbg_out("Opcode Breakpoints:\n"); for (zend_hash_internal_pointer_reset_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_OPCODE], &position); zend_hash_get_current_data_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_OPCODE], (void**) &brake, &position) == SUCCESS; zend_hash_move_forward_ex(&PHPDBG_G(bp)[PHPDBG_BREAK_OPCODE], &position)) { phpdbg_writeln("opcode", "id=\"%d\" name=\"%s\" disabled=\"%s\"", "#%d\t\t%s%s", brake->id, brake->name, ((phpdbg_breakbase_t*)brake)->disabled ? " [disabled]" : ""); } } break; } phpdbg_xml(""); } /* }}} */