1 files changed, 371 insertions, 0 deletions

diff --git a/sapi/phpdbg/phpdbg_info.c b/sapi/phpdbg/phpdbg_info.c
new file mode 100644
index 0000000000..97f88bfa1e
--- /dev/null
+++ b/sapi/phpdbg/phpdbg_info.c
@@ -0,0 +1,371 @@
+/*
+   +----------------------------------------------------------------------+
+   | 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 <felipe@php.net>                                |
+   | Authors: Joe Watkins <joe.watkins@live.co.uk>                        |
+   | Authors: Bob Weinand <bwoebi@php.net>                                |
+   +----------------------------------------------------------------------+
+*/
+
+#include "php.h"
+#include "phpdbg.h"
+#include "phpdbg_utils.h"
+#include "phpdbg_info.h"
+#include "phpdbg_bp.h"
+#include "phpdbg_prompt.h"
+
+ZEND_EXTERN_MODULE_GLOBALS(phpdbg);
+
+#define PHPDBG_INFO_COMMAND_D(f, h, a, m, l, s) \
+	PHPDBG_COMMAND_D_EXP(f, h, a, m, l, s, &phpdbg_prompt_commands[14])
+
+const phpdbg_command_t phpdbg_info_commands[] = {
+	PHPDBG_INFO_COMMAND_D(break,    "show breakpoints",              'b', info_break,   NULL, 0),
+	PHPDBG_INFO_COMMAND_D(files,    "show included files",           'F', info_files,   NULL, 0),
+	PHPDBG_INFO_COMMAND_D(classes,  "show loaded classes",           'c', info_classes, NULL, 0),
+	PHPDBG_INFO_COMMAND_D(funcs,    "show loaded classes",           'f', info_funcs,   NULL, 0),
+	PHPDBG_INFO_COMMAND_D(error,    "show last error",               'e', info_error,   NULL, 0),
+	PHPDBG_INFO_COMMAND_D(vars,     "show active variables",         'v', info_vars,    NULL, 0),
+	PHPDBG_INFO_COMMAND_D(literal,  "show active literal constants", 'l', info_literal, NULL, 0),
+	PHPDBG_INFO_COMMAND_D(memory,   "show memory manager stats",     'm', info_memory,  NULL, 0),
+	PHPDBG_END_COMMAND
+};
+
+PHPDBG_INFO(break) /* {{{ */
+{
+	phpdbg_print_breakpoints(PHPDBG_BREAK_FILE TSRMLS_CC);
+	phpdbg_print_breakpoints(PHPDBG_BREAK_SYM TSRMLS_CC);
+	phpdbg_print_breakpoints(PHPDBG_BREAK_METHOD TSRMLS_CC);
+	phpdbg_print_breakpoints(PHPDBG_BREAK_OPLINE TSRMLS_CC);
+	phpdbg_print_breakpoints(PHPDBG_BREAK_FILE_OPLINE TSRMLS_CC);
+	phpdbg_print_breakpoints(PHPDBG_BREAK_FUNCTION_OPLINE TSRMLS_CC);
+	phpdbg_print_breakpoints(PHPDBG_BREAK_METHOD_OPLINE TSRMLS_CC);
+	phpdbg_print_breakpoints(PHPDBG_BREAK_COND TSRMLS_CC);
+	phpdbg_print_breakpoints(PHPDBG_BREAK_OPCODE TSRMLS_CC);
+
+	return SUCCESS;
+} /* }}} */
+
+PHPDBG_INFO(files) /* {{{ */
+{
+	HashPosition pos;
+	char *fname;
+
+	phpdbg_notice("Included files: %d",
+		zend_hash_num_elements(&EG(included_files)));
+
+	zend_hash_internal_pointer_reset_ex(&EG(included_files), &pos);
+	while (zend_hash_get_current_key_ex(&EG(included_files), &fname,
+		NULL, NULL, 0, &pos) == HASH_KEY_IS_STRING) {
+		phpdbg_writeln("File: %s", fname);
+		zend_hash_move_forward_ex(&EG(included_files), &pos);
+	}
+
+	return SUCCESS;
+} /* }}} */
+
+PHPDBG_INFO(error) /* {{{ */
+{
+	if (PG(last_error_message)) {
+		phpdbg_writeln("Last error: %s at %s line %d",
+			PG(last_error_message), PG(last_error_file), PG(last_error_lineno));
+	} else {
+		phpdbg_notice("No error found!");
+	}
+	return SUCCESS;
+} /* }}} */
+
+PHPDBG_INFO(vars) /* {{{ */
+{
+	HashTable vars;
+	HashPosition pos;
+	char *var;
+	zval **data;
+
+	if (!EG(active_op_array)) {
+		phpdbg_error("No active op array!");
+		return SUCCESS;
+	}
+
+	if (!EG(active_symbol_table)) {
+		zend_rebuild_symbol_table(TSRMLS_C);
+
+		if (!EG(active_symbol_table)) {
+			phpdbg_error("No active symbol table!");
+			return SUCCESS;
+		}
+	}
+
+	zend_hash_init(&vars, 8, NULL, NULL, 0);
+
+	zend_hash_internal_pointer_reset_ex(EG(active_symbol_table), &pos);
+	while (zend_hash_get_current_key_ex(EG(active_symbol_table), &var,
+		NULL, NULL, 0, &pos) == HASH_KEY_IS_STRING) {
+		zend_hash_get_current_data_ex(EG(active_symbol_table), (void **)&data, &pos);
+		if (*var != '_') {
+			zend_hash_update(
+				&vars, var, strlen(var)+1, (void**)data, sizeof(zval*), NULL);
+		}
+		zend_hash_move_forward_ex(EG(active_symbol_table), &pos);
+	}
+
+	{
+		zend_op_array *ops = EG(active_op_array);
+		
+		if (ops->function_name) {
+			if (ops->scope) {
+				phpdbg_notice(
+				"Variables in %s::%s() (%d)", ops->scope->name, ops->function_name, zend_hash_num_elements(&vars));
+			} else {
+				phpdbg_notice(
+					"Variables in %s() (%d)", ops->function_name, zend_hash_num_elements(&vars));
+			}
+		} else {
+			if (ops->filename) {
+				phpdbg_notice(
+				"Variables in %s (%d)", ops->filename, zend_hash_num_elements(&vars));
+			} else {
+				phpdbg_notice(
+					"Variables @ %p (%d)", ops, zend_hash_num_elements(&vars));
+			}
+		}
+	}
+
+	if (zend_hash_num_elements(&vars)) {
+		phpdbg_writeln("Address\t\tRefs\tType\t\tVariable");
+		for (zend_hash_internal_pointer_reset_ex(&vars, &pos);
+			zend_hash_get_current_data_ex(&vars, (void**) &data, &pos) == SUCCESS;
+			zend_hash_move_forward_ex(&vars, &pos)) {
+			char *var;
+
+			zend_hash_get_current_key_ex(&vars, &var, NULL, NULL, 0, &pos);
+
+			if (*data) {
+				phpdbg_write(
+				"%p\t%d\t",
+					*data,
+					Z_REFCOUNT_PP(data));
+
+				switch (Z_TYPE_PP(data)) {
+					case IS_STRING: 	phpdbg_write("(string)\t"); 	break;
+					case IS_LONG: 		phpdbg_write("(integer)\t"); 	break;
+					case IS_DOUBLE: 	phpdbg_write("(float)\t"); 		break;
+					case IS_RESOURCE:	phpdbg_write("(resource)\t"); 	break;
+					case IS_ARRAY:		phpdbg_write("(array)\t"); 		break;
+					case IS_OBJECT:		phpdbg_write("(object)\t"); 	break;
+					case IS_NULL:		phpdbg_write("(null)\t"); 		break;
+				}
+
+				if (Z_TYPE_PP(data) == IS_RESOURCE) {
+					int type;
+
+					phpdbg_writeln(
+						"%s$%s", Z_ISREF_PP(data) ? "&": "", var);
+					if (zend_list_find(Z_RESVAL_PP(data), &type)) {
+						phpdbg_write(
+							"|-------(typeof)------> (%s)",
+							zend_rsrc_list_get_rsrc_type(type TSRMLS_CC));
+					} else {
+						phpdbg_write(
+							"|-------(typeof)------> (unknown)");
+					}
+					phpdbg_writeln(EMPTY);
+				} else if (Z_TYPE_PP(data) == IS_OBJECT) {
+					phpdbg_writeln(
+						"%s$%s", Z_ISREF_PP(data) ? "&": "", var);
+					phpdbg_write(
+						"|-----(instanceof)----> (%s)", Z_OBJCE_PP(data)->name);
+					phpdbg_writeln(EMPTY);
+				} else {
+					phpdbg_write(
+						"%s$%s", Z_ISREF_PP(data) ? "&": "", var);
+				}
+			} else {
+				phpdbg_write(
+					"n/a\tn/a\tn/a\t$%s", var);
+			}
+			phpdbg_writeln(EMPTY);
+		}
+	}
+
+	zend_hash_destroy(&vars);
+
+	return SUCCESS;
+} /* }}} */
+
+PHPDBG_INFO(literal) /* {{{ */
+{
+	if ((EG(in_execution) && EG(active_op_array)) || PHPDBG_G(ops)) {
+		zend_op_array *ops = EG(active_op_array) ? EG(active_op_array) : PHPDBG_G(ops);
+		int literal = 0, count = ops->last_literal-1;
+
+		if (ops->function_name) {
+			if (ops->scope) {
+				phpdbg_notice(
+				"Literal Constants in %s::%s() (%d)", ops->scope->name, ops->function_name, count);
+			} else {
+				phpdbg_notice(
+					"Literal Constants in %s() (%d)", ops->function_name, count);
+			}
+		} else {
+			if (ops->filename) {
+				phpdbg_notice(
+				"Literal Constants in %s (%d)", ops->filename, count);
+			} else {
+				phpdbg_notice(
+					"Literal Constants @ %p (%d)", ops, count);
+			}
+		}
+
+		while (literal < ops->last_literal) {
+			if (Z_TYPE(ops->literals[literal].constant) != IS_NULL) {
+				phpdbg_write("|-------- C%u -------> [", literal);
+				zend_print_zval(
+					&ops->literals[literal].constant, 0);
+				phpdbg_write("]");
+				phpdbg_writeln(EMPTY);
+			}
+			literal++;
+		}
+	} else {
+		phpdbg_error("Not executing!");
+	}
+
+	return SUCCESS;
+} /* }}} */
+
+PHPDBG_INFO(memory) /* {{{ */
+{
+	if (is_zend_mm(TSRMLS_C)) {
+		phpdbg_notice("Memory Manager Information");
+		phpdbg_notice("Current");
+		phpdbg_writeln("|-------> Used:\t%.3f kB", 
+			(float) (zend_memory_usage(0 TSRMLS_CC)/1024));
+		phpdbg_writeln("|-------> Real:\t%.3f kB", 
+			(float) (zend_memory_usage(1 TSRMLS_CC)/1024));
+		phpdbg_notice("Peak");
+		phpdbg_writeln("|-------> Used:\t%.3f kB", 
+			(float) (zend_memory_peak_usage(0 TSRMLS_CC)/1024));
+		phpdbg_writeln("|-------> Real:\t%.3f kB", 
+			(float) (zend_memory_peak_usage(1 TSRMLS_CC)/1024));
+	} else {
+		phpdbg_error("Memory Manager Disabled!");
+	}
+	return SUCCESS;
+} /* }}} */
+
+static inline void phpdbg_print_class_name(zend_class_entry **ce TSRMLS_DC) /* {{{ */
+{
+	phpdbg_write(
+		"%s %s %s (%d)",
+		((*ce)->type == ZEND_USER_CLASS) ?
+			"User" : "Internal",
+		((*ce)->ce_flags & ZEND_ACC_INTERFACE) ?
+			"Interface" :
+			((*ce)->ce_flags & ZEND_ACC_ABSTRACT) ?
+				"Abstract Class" :
+					"Class",
+		(*ce)->name, zend_hash_num_elements(&(*ce)->function_table));
+} /* }}} */
+
+PHPDBG_INFO(classes) /* {{{ */
+{
+	HashPosition position;
+	zend_class_entry **ce;
+	HashTable classes;
+
+	zend_hash_init(&classes, 8, NULL, NULL, 0);
+
+	for (zend_hash_internal_pointer_reset_ex(EG(class_table), &position);
+		zend_hash_get_current_data_ex(EG(class_table), (void**)&ce, &position) == SUCCESS;
+		zend_hash_move_forward_ex(EG(class_table), &position)) {
+
+		if ((*ce)->type == ZEND_USER_CLASS) {
+			zend_hash_next_index_insert(
+				&classes, ce, sizeof(ce), NULL);
+		}
+	}
+
+	phpdbg_notice("User Classes (%d)",
+		zend_hash_num_elements(&classes));
+
+	for (zend_hash_internal_pointer_reset_ex(&classes, &position);
+		zend_hash_get_current_data_ex(&classes, (void**)&ce, &position) == SUCCESS;
+		zend_hash_move_forward_ex(&classes, &position)) {
+
+		phpdbg_print_class_name(ce TSRMLS_CC);
+		phpdbg_writeln(EMPTY);
+
+		if ((*ce)->parent) {
+			zend_class_entry *pce = (*ce)->parent;
+			do {
+				phpdbg_write("|-------- ");
+				phpdbg_print_class_name(&pce TSRMLS_CC);
+				phpdbg_writeln(EMPTY);
+			} while ((pce = pce->parent));
+		}
+
+		if ((*ce)->info.user.filename) {
+			phpdbg_writeln(
+				"|---- in %s on line %u",
+				(*ce)->info.user.filename,
+				(*ce)->info.user.line_start);
+		} else {
+			phpdbg_writeln("|---- no source code");
+		}
+	    	phpdbg_writeln(EMPTY);
+	}
+
+	zend_hash_destroy(&classes);
+
+	return SUCCESS;
+} /* }}} */
+
+PHPDBG_INFO(funcs) /* {{{ */
+{
+	HashPosition position;
+	zend_function *zf, **pzf;
+	HashTable functions;
+
+	zend_hash_init(&functions, 8, NULL, NULL, 0);
+
+	for (zend_hash_internal_pointer_reset_ex(EG(function_table), &position);
+		zend_hash_get_current_data_ex(EG(function_table), (void**)&zf, &position) == SUCCESS;
+		zend_hash_move_forward_ex(EG(function_table), &position)) {
+
+		if (zf->type == ZEND_USER_FUNCTION) {
+			zend_hash_next_index_insert(
+				&functions, (void**) &zf, sizeof(zend_function), NULL);
+		}
+	}
+
+	phpdbg_notice("User Functions (%d)",
+		zend_hash_num_elements(&functions));
+
+	for (zend_hash_internal_pointer_reset_ex(&functions, &position);
+		zend_hash_get_current_data_ex(&functions, (void**)&pzf, &position) == SUCCESS;
+		zend_hash_move_forward_ex(&functions, &position)) {
+		zend_op_array *op_array = &((*pzf)->op_array);
+
+		phpdbg_writeln(
+			"|-------- %s in %s on line %d",
+			op_array->function_name ? op_array->function_name : "{main}",
+			op_array->filename ? op_array->filename : "(no source code)",
+			op_array->line_start);
+	}
+
+	zend_hash_destroy(&functions);
+
+	return SUCCESS;
+} /* }}} */