Exemplo n.º 1
0
void phpdbg_switch_frame(int frame TSRMLS_DC) /* {{{ */
{
	zend_execute_data *execute_data = PHPDBG_FRAME(num)?PHPDBG_FRAME(execute_data):EG(current_execute_data);
	int i = 0;

	if (PHPDBG_FRAME(num) == frame) {
		phpdbg_notice("frame", "id=\"%d\"", "Already in frame #%d", frame);
		return;
	}

	phpdbg_try_access {
		while (execute_data) {
			if (i++ == frame) {
				break;
			}

			do {
				execute_data = execute_data->prev_execute_data;
			} while (execute_data && execute_data->opline == NULL);
		}
	} phpdbg_catch_access {
		phpdbg_error("signalsegv", "", "Couldn't switch frames, invalid data source");
		return;
	} phpdbg_end_try_access();

	if (execute_data == NULL) {
		phpdbg_error("frame", "type=\"maxnum\" id=\"%d\"", "No frame #%d", frame);
		return;
	}

	phpdbg_restore_frame(TSRMLS_C);

	if (frame > 0) {
		PHPDBG_FRAME(num) = frame;

		/* backup things and jump back */
		PHPDBG_FRAME(execute_data) = EG(current_execute_data);
		EG(current_execute_data) = execute_data;

		EG(opline_ptr) = &PHPDBG_EX(opline);
		EG(active_op_array) = PHPDBG_EX(op_array);
		PHPDBG_FRAME(execute_data)->original_return_value = EG(return_value_ptr_ptr);
		EG(return_value_ptr_ptr) = PHPDBG_EX(original_return_value);
		EG(active_symbol_table) = PHPDBG_EX(symbol_table);
		EG(This) = PHPDBG_EX(current_this);
		EG(scope) = PHPDBG_EX(current_scope);
		EG(called_scope) = PHPDBG_EX(current_called_scope);
	}

	phpdbg_notice("frame", "id=\"%d\"", "Switched to frame #%d", frame);
	phpdbg_list_file(
		zend_get_executed_filename(TSRMLS_C),
		3,
		zend_get_executed_lineno(TSRMLS_C)-1,
		zend_get_executed_lineno(TSRMLS_C)
		TSRMLS_CC
	);
} /* }}} */
Exemplo n.º 2
0
void phpdbg_restore_frame(void) /* {{{ */
{
	if (PHPDBG_FRAME(num) == 0) {
		return;
	}

	PHPDBG_FRAME(num) = 0;

	/* move things back */
	EG(current_execute_data) = PHPDBG_FRAME(execute_data);

	EG(scope) = PHPDBG_EX(func)->op_array.scope;
} /* }}} */
Exemplo n.º 3
0
void phpdbg_switch_frame(int frame) /* {{{ */
{
	zend_execute_data *execute_data = PHPDBG_FRAME(num)?PHPDBG_FRAME(execute_data):EG(current_execute_data);
	int i = 0;

	if (PHPDBG_FRAME(num) == frame) {
		phpdbg_notice("frame", "id=\"%d\"", "Already in frame #%d", frame);
		return;
	}

	phpdbg_try_access {
		while (execute_data) {
			if (i++ == frame) {
				break;
			}

			do {
				execute_data = execute_data->prev_execute_data;
			} while (execute_data && execute_data->opline == NULL);
		}
	} phpdbg_catch_access {
		phpdbg_error("signalsegv", "", "Couldn't switch frames, invalid data source");
		return;
	} phpdbg_end_try_access();

	if (execute_data == NULL) {
		phpdbg_error("frame", "type=\"maxnum\" id=\"%d\"", "No frame #%d", frame);
		return;
	}

	phpdbg_restore_frame();

	if (frame > 0) {
		PHPDBG_FRAME(num) = frame;

		/* backup things and jump back */
		PHPDBG_FRAME(execute_data) = EG(current_execute_data);
		EG(current_execute_data) = execute_data;

		EG(scope) = PHPDBG_EX(func)->op_array.scope;
	}

	phpdbg_notice("frame", "id=\"%d\"", "Switched to frame #%d", frame);

	{
		const char *file_chr = zend_get_executed_filename();
		zend_string *file = zend_string_init(file_chr, strlen(file_chr), 0);
		phpdbg_list_file(file, 3, zend_get_executed_lineno() - 1, zend_get_executed_lineno());
		efree(file);
	}
} /* }}} */
Exemplo n.º 4
0
void phpdbg_restore_frame(TSRMLS_D) /* {{{ */
{
	if (PHPDBG_FRAME(num) == 0) {
		return;
	}

	PHPDBG_FRAME(num) = 0;

	/* move things back */
	EG(current_execute_data) = PHPDBG_FRAME(execute_data);

	EG(opline_ptr) = &PHPDBG_EX(opline);
	EG(active_op_array) = PHPDBG_EX(op_array);
	EG(return_value_ptr_ptr) = PHPDBG_EX(original_return_value);
	EG(active_symbol_table) = PHPDBG_EX(symbol_table);
	EG(This) = PHPDBG_EX(current_this);
	EG(scope) = PHPDBG_EX(current_scope);
	EG(called_scope) = PHPDBG_EX(current_called_scope);
} /* }}} */