mirror of
https://github.com/php/php-src.git
synced 2024-09-22 10:27:25 +00:00
325 lines
9.4 KiB
C
325 lines
9.4 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP Version 5 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997-2013 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Felipe Pena <felipe@php.net> |
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| Authors: Joe Watkins <joe.watkins@live.co.uk> |
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+----------------------------------------------------------------------+
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*/
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#include "php.h"
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#include "phpdbg.h"
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#include "phpdbg_utils.h"
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#include "phpdbg_info.h"
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#include "phpdbg_bp.h"
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ZEND_EXTERN_MODULE_GLOBALS(phpdbg);
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PHPDBG_INFO(break) /* {{{ */
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{
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phpdbg_print_breakpoints(PHPDBG_BREAK_FILE TSRMLS_CC);
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phpdbg_print_breakpoints(PHPDBG_BREAK_SYM TSRMLS_CC);
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phpdbg_print_breakpoints(PHPDBG_BREAK_METHOD TSRMLS_CC);
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phpdbg_print_breakpoints(PHPDBG_BREAK_OPLINE TSRMLS_CC);
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phpdbg_print_breakpoints(PHPDBG_BREAK_COND TSRMLS_CC);
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phpdbg_print_breakpoints(PHPDBG_BREAK_OPCODE TSRMLS_CC);
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return SUCCESS;
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} /* }}} */
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PHPDBG_INFO(files) /* {{{ */
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{
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HashPosition pos;
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char *fname;
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phpdbg_notice("Included files: %d",
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zend_hash_num_elements(&EG(included_files)));
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zend_hash_internal_pointer_reset_ex(&EG(included_files), &pos);
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while (zend_hash_get_current_key_ex(&EG(included_files), &fname,
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NULL, NULL, 0, &pos) == HASH_KEY_IS_STRING) {
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phpdbg_writeln("File: %s", fname);
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zend_hash_move_forward_ex(&EG(included_files), &pos);
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}
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return SUCCESS;
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} /* }}} */
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PHPDBG_INFO(error) /* {{{ */
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{
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if (PG(last_error_message)) {
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phpdbg_writeln("Last error: %s at %s line %d",
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PG(last_error_message), PG(last_error_file), PG(last_error_lineno));
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} else {
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phpdbg_notice("No error found!");
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}
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return SUCCESS;
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} /* }}} */
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PHPDBG_INFO(vars) /* {{{ */
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{
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HashTable vars;
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HashPosition pos;
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char *var;
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zval **data;
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if (!EG(active_symbol_table)) {
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zend_rebuild_symbol_table(TSRMLS_C);
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if (!EG(active_symbol_table)) {
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phpdbg_error("No active symbol table!");
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return SUCCESS;
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}
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}
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zend_hash_init(&vars, 8, NULL, NULL, 0);
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zend_hash_internal_pointer_reset_ex(EG(active_symbol_table), &pos);
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while (zend_hash_get_current_key_ex(EG(active_symbol_table), &var,
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NULL, NULL, 0, &pos) == HASH_KEY_IS_STRING) {
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zend_hash_get_current_data_ex(EG(active_symbol_table), (void **)&data, &pos);
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if (*var != '_') {
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zend_hash_update(
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&vars, var, strlen(var)+1, (void**)data, sizeof(zval*), NULL);
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}
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zend_hash_move_forward_ex(EG(active_symbol_table), &pos);
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}
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{
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zend_op_array *ops = EG(active_op_array);
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if (ops->function_name) {
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if (ops->scope) {
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phpdbg_notice(
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"Variables in %s::%s() (%d)", ops->scope->name, ops->function_name, zend_hash_num_elements(&vars));
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} else {
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phpdbg_notice(
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"Variables in %s() (%d)", ops->function_name, zend_hash_num_elements(&vars));
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}
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} else {
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if (ops->filename) {
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phpdbg_notice(
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"Variables in %s (%d)", ops->filename, zend_hash_num_elements(&vars));
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} else {
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phpdbg_notice(
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"Variables @ %p (%d)", ops, zend_hash_num_elements(&vars));
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}
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}
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}
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if (zend_hash_num_elements(&vars)) {
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phpdbg_writeln("Address\t\tRefs\tType\t\tVariable");
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for (zend_hash_internal_pointer_reset_ex(&vars, &pos);
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zend_hash_get_current_data_ex(&vars, (void**) &data, &pos) == SUCCESS;
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zend_hash_move_forward_ex(&vars, &pos)) {
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char *var;
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zend_hash_get_current_key_ex(&vars, &var, NULL, NULL, 0, &pos);
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if (*data) {
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phpdbg_write(
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"%p\t%d\t",
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*data,
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Z_REFCOUNT_PP(data));
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switch (Z_TYPE_PP(data)) {
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case IS_STRING: phpdbg_write("(string)\t"); break;
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case IS_LONG: phpdbg_write("(integer)\t"); break;
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case IS_DOUBLE: phpdbg_write("(float)\t"); break;
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case IS_RESOURCE: phpdbg_write("(resource)\t"); break;
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case IS_ARRAY: phpdbg_write("(array)\t"); break;
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case IS_OBJECT: phpdbg_write("(object)\t"); break;
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case IS_NULL: phpdbg_write("(null)\t"); break;
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}
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if (Z_TYPE_PP(data) == IS_RESOURCE) {
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int type;
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phpdbg_writeln(
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"%s$%s", Z_ISREF_PP(data) ? "&": "", var);
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if (zend_list_find(Z_RESVAL_PP(data), &type)) {
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phpdbg_write(
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"|-------(typeof)------> (%s)",
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zend_rsrc_list_get_rsrc_type(type TSRMLS_CC));
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} else {
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phpdbg_write(
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"|-------(typeof)------> (unknown)");
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}
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phpdbg_writeln(EMPTY);
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} else if (Z_TYPE_PP(data) == IS_OBJECT) {
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phpdbg_writeln(
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"%s$%s", Z_ISREF_PP(data) ? "&": "", var);
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phpdbg_write(
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"|-----(instanceof)----> (%s)", Z_OBJCE_PP(data)->name);
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phpdbg_writeln(EMPTY);
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} else {
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phpdbg_write(
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"%s$%s", Z_ISREF_PP(data) ? "&": "", var);
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}
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} else {
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phpdbg_write(
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"n/a\tn/a\tn/a\t$%s", var);
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}
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phpdbg_writeln(EMPTY);
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}
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}
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zend_hash_destroy(&vars);
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return SUCCESS;
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} /* }}} */
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PHPDBG_INFO(literal) /* {{{ */
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{
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if ((EG(in_execution) && EG(active_op_array)) || PHPDBG_G(ops)) {
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zend_op_array *ops = EG(active_op_array) ? EG(active_op_array) : PHPDBG_G(ops);
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int literal = 0, count = ops->last_literal-1;
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if (ops->function_name) {
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if (ops->scope) {
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phpdbg_notice(
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"Literal Constants in %s::%s() (%d)", ops->scope->name, ops->function_name, count);
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} else {
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phpdbg_notice(
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"Literal Constants in %s() (%d)", ops->function_name, count);
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}
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} else {
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if (ops->filename) {
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phpdbg_notice(
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"Literal Constants in %s (%d)", ops->filename, count);
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} else {
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phpdbg_notice(
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"Literal Constants @ %p (%d)", ops, count);
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}
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}
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while (literal < ops->last_literal) {
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if (Z_TYPE(ops->literals[literal].constant) != IS_NULL) {
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phpdbg_write("|-------- C%u -------> [", literal);
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zend_print_zval(
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&ops->literals[literal].constant, 0);
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phpdbg_write("]");
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phpdbg_writeln(EMPTY);
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}
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literal++;
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}
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} else {
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phpdbg_error("Not executing !");
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}
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return SUCCESS;
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} /* }}} */
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static inline void phpdbg_print_class_name(zend_class_entry **ce TSRMLS_DC) /* {{{ */
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{
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phpdbg_write(
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"%s %s %s (%d)",
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((*ce)->type == ZEND_USER_CLASS) ?
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"User" : "Internal",
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((*ce)->ce_flags & ZEND_ACC_INTERFACE) ?
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"Interface" :
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((*ce)->ce_flags & ZEND_ACC_ABSTRACT) ?
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"Abstract Class" :
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"Class",
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(*ce)->name, zend_hash_num_elements(&(*ce)->function_table));
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} /* }}} */
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PHPDBG_INFO(classes) /* {{{ */
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{
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HashPosition position;
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zend_class_entry **ce;
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HashTable classes;
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zend_hash_init(&classes, 8, NULL, NULL, 0);
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for (zend_hash_internal_pointer_reset_ex(EG(class_table), &position);
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zend_hash_get_current_data_ex(EG(class_table), (void**)&ce, &position) == SUCCESS;
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zend_hash_move_forward_ex(EG(class_table), &position)) {
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if ((*ce)->type == ZEND_USER_CLASS) {
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zend_hash_next_index_insert(
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&classes, ce, sizeof(ce), NULL);
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}
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}
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phpdbg_notice("User Classes (%d)",
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zend_hash_num_elements(&classes));
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for (zend_hash_internal_pointer_reset_ex(&classes, &position);
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zend_hash_get_current_data_ex(&classes, (void**)&ce, &position) == SUCCESS;
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zend_hash_move_forward_ex(&classes, &position)) {
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phpdbg_print_class_name(ce TSRMLS_CC);
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phpdbg_writeln(EMPTY);
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if ((*ce)->parent) {
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zend_class_entry *pce = (*ce)->parent;
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do {
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phpdbg_write("|-------- ");
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phpdbg_print_class_name(&pce TSRMLS_CC);
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phpdbg_writeln(EMPTY);
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} while ((pce = pce->parent));
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}
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if ((*ce)->info.user.filename) {
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phpdbg_writeln(
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"|---- in %s on line %u",
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(*ce)->info.user.filename,
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(*ce)->info.user.line_start);
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} else phpdbg_writeln("|---- no source code");
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phpdbg_writeln(EMPTY);
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}
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zend_hash_destroy(&classes);
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return SUCCESS;
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} /* }}} */
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PHPDBG_INFO(funcs) /* {{{ */
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{
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HashPosition position;
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zend_function *zf, **pzf;
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HashTable functions;
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zend_hash_init(&functions, 8, NULL, NULL, 0);
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for (zend_hash_internal_pointer_reset_ex(EG(function_table), &position);
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zend_hash_get_current_data_ex(EG(function_table), (void**)&zf, &position) == SUCCESS;
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zend_hash_move_forward_ex(EG(function_table), &position)) {
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if (zf->type == ZEND_USER_FUNCTION) {
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zend_hash_next_index_insert(
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&functions, (void**) &zf, sizeof(zend_function), NULL);
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}
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}
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phpdbg_notice("User Functions (%d)",
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zend_hash_num_elements(&functions));
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for (zend_hash_internal_pointer_reset_ex(&functions, &position);
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zend_hash_get_current_data_ex(&functions, (void**)&pzf, &position) == SUCCESS;
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zend_hash_move_forward_ex(&functions, &position)) {
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zend_op_array *op_array = &((*pzf)->op_array);
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phpdbg_writeln(
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"|-------- %s in %s on line %d",
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op_array->function_name ? op_array->function_name : "{main}",
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op_array->filename ? op_array->filename : "(no source code)",
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op_array->line_start);
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}
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zend_hash_destroy(&functions);
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return SUCCESS;
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} /* }}} */
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