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Name	Size	Permission
zend.h	13.59 KB	-rw-r--r--
zend_API.h	69.44 KB	-rw-r--r--
zend_alloc.h	18.76 KB	-rw-r--r--
zend_alloc_sizes.h	2.57 KB	-rw-r--r--
zend_arena.h	5.93 KB	-rw-r--r--
zend_ast.h	11.42 KB	-rw-r--r--
zend_bitset.h	6.72 KB	-rw-r--r--
zend_build.h	1.59 KB	-rw-r--r--
zend_builtin_functions.h	1.47 KB	-rw-r--r--
zend_closures.h	2.16 KB	-rw-r--r--
zend_compile.h	42.62 KB	-rw-r--r--
zend_config.h	32 B	-rw-r--r--
zend_config.w32.h	2.55 KB	-rw-r--r--
zend_constants.h	6.15 KB	-rw-r--r--
zend_cpuinfo.h	7.06 KB	-rw-r--r--
zend_dtrace.h	1.89 KB	-rw-r--r--
zend_errors.h	2 KB	-rw-r--r--
zend_exceptions.h	3.76 KB	-rw-r--r--
zend_execute.h	16.53 KB	-rw-r--r--
zend_extensions.h	5.93 KB	-rw-r--r--
zend_float.h	15.08 KB	-rw-r--r--
zend_gc.h	2.8 KB	-rw-r--r--
zend_generators.h	7.18 KB	-rw-r--r--
zend_globals.h	7.58 KB	-rw-r--r--
zend_globals_macros.h	2.74 KB	-rw-r--r--
zend_hash.h	35.58 KB	-rw-r--r--
zend_highlight.h	2.21 KB	-rw-r--r--
zend_inheritance.h	1.98 KB	-rw-r--r--
zend_ini.h	9.59 KB	-rw-r--r--
zend_ini_parser.h	2.46 KB	-rw-r--r--
zend_ini_scanner.h	1.83 KB	-rw-r--r--
zend_ini_scanner_defs.h	225 B	-rw-r--r--
zend_interfaces.h	4.17 KB	-rw-r--r--
zend_istdiostream.h	1.5 KB	-rw-r--r--
zend_iterators.h	3.32 KB	-rw-r--r--
zend_language_parser.h	5.28 KB	-rw-r--r--
zend_language_scanner.h	2.67 KB	-rw-r--r--
zend_language_scanner_defs.h	310 B	-rw-r--r--
zend_list.h	3.39 KB	-rw-r--r--
zend_llist.h	3.7 KB	-rw-r--r--
zend_long.h	4.2 KB	-rw-r--r--
zend_map_ptr.h	3.09 KB	-rw-r--r--
zend_modules.h	4.68 KB	-rw-r--r--
zend_multibyte.h	4.75 KB	-rw-r--r--
zend_multiply.h	9.61 KB	-rw-r--r--
zend_object_handlers.h	13.19 KB	-rw-r--r--
zend_objects.h	1.76 KB	-rw-r--r--
zend_objects_API.h	4.57 KB	-rw-r--r--
zend_operators.h	33.35 KB	-rw-r--r--
zend_portability.h	19.67 KB	-rw-r--r--
zend_ptr_stack.h	4.21 KB	-rw-r--r--
zend_range_check.h	2.93 KB	-rw-r--r--
zend_signal.h	3.99 KB	-rw-r--r--
zend_smart_str.h	5.4 KB	-rw-r--r--
zend_smart_str_public.h	1.25 KB	-rw-r--r--
zend_smart_string.h	4.29 KB	-rw-r--r--
zend_smart_string_public.h	1.36 KB	-rw-r--r--
zend_sort.h	1.6 KB	-rw-r--r--
zend_stack.h	2.3 KB	-rw-r--r--
zend_stream.h	3.46 KB	-rw-r--r--
zend_string.h	17.06 KB	-rw-r--r--
zend_strtod.h	1.81 KB	-rw-r--r--
zend_strtod_int.h	3.42 KB	-rw-r--r--
zend_ts_hash.h	5.6 KB	-rw-r--r--
zend_type_info.h	3.02 KB	-rw-r--r--
zend_types.h	39.58 KB	-rw-r--r--
zend_variables.h	3.2 KB	-rw-r--r--
zend_virtual_cwd.h	12.44 KB	-rw-r--r--
zend_vm.h	1.91 KB	-rw-r--r--
zend_vm_def.h	264.93 KB	-rw-r--r--
zend_vm_execute.h	1.92 MB	-rw-r--r--
zend_vm_handlers.h	85.91 KB	-rw-r--r--
zend_vm_opcodes.h	11.8 KB	-rw-r--r--
zend_vm_trace_handlers.h	3.14 KB	-rw-r--r--
zend_vm_trace_map.h	2.59 KB	-rw-r--r--
zend_weakrefs.h	1.41 KB	-rw-r--r--

Code Editor : zend_ptr_stack.h

/*
   +----------------------------------------------------------------------+
   | Zend Engine                                                          |
   +----------------------------------------------------------------------+
   | Copyright (c) Zend Technologies Ltd. (http://www.zend.com)           |
   +----------------------------------------------------------------------+
   | This source file is subject to version 2.00 of the Zend 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.zend.com/license/2_00.txt.                                |
   | If you did not receive a copy of the Zend license and are unable to  |
   | obtain it through the world-wide-web, please send a note to          |
   | license@zend.com so we can mail you a copy immediately.              |
   +----------------------------------------------------------------------+
   | Authors: Andi Gutmans <andi@php.net>                                 |
   |          Zeev Suraski <zeev@php.net>                                 |
   +----------------------------------------------------------------------+
*/

#ifndef ZEND_PTR_STACK_H
#define ZEND_PTR_STACK_H

typedef struct _zend_ptr_stack {
	int top, max;
	void **elements;
	void **top_element;
	zend_bool persistent;
} zend_ptr_stack;

#define PTR_STACK_BLOCK_SIZE 64

BEGIN_EXTERN_C()
ZEND_API void zend_ptr_stack_init(zend_ptr_stack *stack);
ZEND_API void zend_ptr_stack_init_ex(zend_ptr_stack *stack, zend_bool persistent);
ZEND_API void zend_ptr_stack_n_push(zend_ptr_stack *stack, int count, ...);
ZEND_API void zend_ptr_stack_n_pop(zend_ptr_stack *stack, int count, ...);
ZEND_API void zend_ptr_stack_destroy(zend_ptr_stack *stack);
ZEND_API void zend_ptr_stack_apply(zend_ptr_stack *stack, void (*func)(void *));
ZEND_API void zend_ptr_stack_reverse_apply(zend_ptr_stack *stack, void (*func)(void *));
ZEND_API void zend_ptr_stack_clean(zend_ptr_stack *stack, void (*func)(void *), zend_bool free_elements);
ZEND_API int zend_ptr_stack_num_elements(zend_ptr_stack *stack);
END_EXTERN_C()

#define ZEND_PTR_STACK_RESIZE_IF_NEEDED(stack, count)		\
	if (stack->top+count > stack->max) {					\
		/* we need to allocate more memory */				\
		do {												\
			stack->max += PTR_STACK_BLOCK_SIZE;				\
		} while (stack->top+count > stack->max);			\
		stack->elements = (void **) perealloc(stack->elements, (sizeof(void *) * (stack->max)), stack->persistent);	\
		stack->top_element = stack->elements+stack->top;	\
	}

/*	Not doing this with a macro because of the loop unrolling in the element assignment.
	Just using a macro for 3 in the body for readability sake. */
static zend_always_inline void zend_ptr_stack_3_push(zend_ptr_stack *stack, void *a, void *b, void *c)
{
#define ZEND_PTR_STACK_NUM_ARGS 3

ZEND_PTR_STACK_RESIZE_IF_NEEDED(stack, ZEND_PTR_STACK_NUM_ARGS)

stack->top += ZEND_PTR_STACK_NUM_ARGS;
	*(stack->top_element++) = a;
	*(stack->top_element++) = b;
	*(stack->top_element++) = c;

#undef ZEND_PTR_STACK_NUM_ARGS
}

static zend_always_inline void zend_ptr_stack_2_push(zend_ptr_stack *stack, void *a, void *b)
{
#define ZEND_PTR_STACK_NUM_ARGS 2

ZEND_PTR_STACK_RESIZE_IF_NEEDED(stack, ZEND_PTR_STACK_NUM_ARGS)

stack->top += ZEND_PTR_STACK_NUM_ARGS;
	*(stack->top_element++) = a;
	*(stack->top_element++) = b;

#undef ZEND_PTR_STACK_NUM_ARGS
}

static zend_always_inline void zend_ptr_stack_3_pop(zend_ptr_stack *stack, void **a, void **b, void **c)
{
	*a = *(--stack->top_element);
	*b = *(--stack->top_element);
	*c = *(--stack->top_element);
	stack->top -= 3;
}

static zend_always_inline void zend_ptr_stack_2_pop(zend_ptr_stack *stack, void **a, void **b)
{
	*a = *(--stack->top_element);
	*b = *(--stack->top_element);
	stack->top -= 2;
}

static zend_always_inline void zend_ptr_stack_push(zend_ptr_stack *stack, void *ptr)
{
	ZEND_PTR_STACK_RESIZE_IF_NEEDED(stack, 1)

stack->top++;
	*(stack->top_element++) = ptr;
}

static zend_always_inline void *zend_ptr_stack_pop(zend_ptr_stack *stack)
{
	stack->top--;
	return *(--stack->top_element);
}

static zend_always_inline void *zend_ptr_stack_top(zend_ptr_stack *stack)
{
    return stack->elements[stack->top - 1];
}

#endif /* ZEND_PTR_STACK_H */

${this.title}

Code Editor : zend_ptr_stack.h