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746 lines
20 KiB
C
746 lines
20 KiB
C
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#include "xcache.h"
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#include "stack.h"
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#include "xcache_globals.h"
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#include "utils.h"
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#ifdef ZEND_ENGINE_2_1
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#include "zend_vm.h"
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#endif
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#include "opcode_spec.h"
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#undef NDEBUG
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#include "assert.h"
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#ifndef max
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#define max(a, b) ((a) < (b) ? (b) : (a))
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#endif
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#ifndef ZEND_VM_SET_OPCODE_HANDLER
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# define ZEND_VM_SET_OPCODE_HANDLER(opline) do { } while (0)
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#endif
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#define OP_ZVAL_DTOR(op) do { \
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(op).u.constant.is_ref = 0; \
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zval_dtor(&(op).u.constant); \
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} while(0)
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xc_compile_result_t *xc_compile_result_init(xc_compile_result_t *cr, /* {{{ */
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zend_op_array *op_array,
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HashTable *function_table,
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HashTable *class_table)
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{
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if (cr) {
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cr->alloc = 0;
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}
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else {
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cr = emalloc(sizeof(xc_compile_result_t));
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cr->alloc = 1;
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}
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cr->op_array = op_array;
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cr->function_table = function_table;
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cr->class_table = class_table;
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return cr;
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}
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/* }}} */
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xc_compile_result_t *xc_compile_result_init_cur(xc_compile_result_t *cr, zend_op_array *op_array TSRMLS_DC) /* {{{ */
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{
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return xc_compile_result_init(cr, op_array, CG(function_table), CG(class_table));
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}
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/* }}} */
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void xc_compile_result_free(xc_compile_result_t *cr) /* {{{ */
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{
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if (cr->alloc) {
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efree(cr);
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}
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}
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/* }}} */
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int xc_apply_function(zend_function *zf, apply_func_t applyer TSRMLS_DC) /* {{{ */
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{
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switch (zf->type) {
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case ZEND_USER_FUNCTION:
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case ZEND_EVAL_CODE:
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return applyer(&zf->op_array TSRMLS_CC);
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break;
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case ZEND_INTERNAL_FUNCTION:
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case ZEND_OVERLOADED_FUNCTION:
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break;
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EMPTY_SWITCH_DEFAULT_CASE();
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}
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return 0;
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}
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/* }}} */
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typedef struct {
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apply_func_t applyer;
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zend_class_entry *ce;
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} xc_apply_method_info;
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int xc_apply_method(zend_function *zf, xc_apply_method_info *mi TSRMLS_DC) /* {{{ */
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{
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/* avoid duplicate apply for shadowed method */
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#ifdef ZEND_ENGINE_2
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if (mi->ce != zf->common.scope) {
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/* fprintf(stderr, "avoided duplicate %s\n", zf->common.function_name); */
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return 0;
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}
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#else
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char *name = zf->common.function_name;
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int name_s = strlen(name) + 1;
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zend_class_entry *ce;
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zend_function *ptr;
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for (ce = mi->ce->parent; ce; ce = ce->parent) {
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if (zend_hash_find(&ce->function_table, name, name_s, (void **) &ptr) == SUCCESS) {
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if (ptr->op_array.refcount == zf->op_array.refcount) {
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return 0;
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}
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}
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}
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#endif
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return xc_apply_function(zf, mi->applyer TSRMLS_CC);
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}
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/* }}} */
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#if 0
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int xc_apply_class(zend_class_entry *ce, apply_func_t applyer TSRMLS_DC) /* {{{ */
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{
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xc_apply_method_info mi;
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mi.applyer = applyer;
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mi.ce = ce;
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zend_hash_apply_with_argument(&(ce->function_table), (apply_func_arg_t) xc_apply_method, &mi TSRMLS_CC);
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return 0;
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}
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/* }}} */
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#endif
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static int xc_apply_cest(xc_cest_t *cest, apply_func_t applyer TSRMLS_DC) /* {{{ */
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{
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xc_apply_method_info mi;
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mi.applyer = applyer;
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mi.ce = CestToCePtr(*cest);
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zend_hash_apply_with_argument(&(CestToCePtr(*cest)->function_table), (apply_func_arg_t) xc_apply_method, &mi TSRMLS_CC);
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return 0;
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}
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/* }}} */
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int xc_apply_op_array(xc_compile_result_t *cr, apply_func_t applyer TSRMLS_DC) /* {{{ */
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{
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zend_hash_apply_with_argument(cr->function_table, (apply_func_arg_t) xc_apply_function, (void *) applyer TSRMLS_CC);
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zend_hash_apply_with_argument(cr->class_table, (apply_func_arg_t) xc_apply_cest, (void *) applyer TSRMLS_CC);
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return applyer(cr->op_array TSRMLS_CC);
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}
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/* }}} */
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int xc_undo_pass_two(zend_op_array *op_array TSRMLS_DC) /* {{{ */
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{
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zend_op *opline, *end;
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if (!op_array->done_pass_two) {
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return 0;
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}
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opline = op_array->opcodes;
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end = opline + op_array->last;
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while (opline < end) {
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#ifdef ZEND_ENGINE_2_1
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switch (opline->opcode) {
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case ZEND_JMP:
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opline->op1.u.opline_num = opline->op1.u.jmp_addr - op_array->opcodes;
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assert(opline->op1.u.opline_num < op_array->last);
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break;
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case ZEND_JMPZ:
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case ZEND_JMPNZ:
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case ZEND_JMPZ_EX:
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case ZEND_JMPNZ_EX:
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opline->op2.u.opline_num = opline->op2.u.jmp_addr - op_array->opcodes;
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assert(opline->op2.u.opline_num < op_array->last);
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break;
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}
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#endif
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opline++;
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}
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op_array->done_pass_two = 0;
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return 0;
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}
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/* }}} */
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int xc_redo_pass_two(zend_op_array *op_array TSRMLS_DC) /* {{{ */
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{
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zend_op *opline, *end;
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if (op_array->done_pass_two) {
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return 0;
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}
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/*
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op_array->opcodes = (zend_op *) erealloc(op_array->opcodes, sizeof(zend_op)*op_array->last);
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op_array->size = op_array->last;
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*/
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opline = op_array->opcodes;
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end = opline + op_array->last;
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while (opline < end) {
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if (opline->op1.op_type == IS_CONST) {
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opline->op1.u.constant.is_ref = 1;
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opline->op1.u.constant.refcount = 2; /* Make sure is_ref won't be reset */
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}
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if (opline->op2.op_type == IS_CONST) {
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opline->op2.u.constant.is_ref = 1;
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opline->op2.u.constant.refcount = 2;
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}
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#ifdef ZEND_ENGINE_2_1
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switch (opline->opcode) {
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case ZEND_JMP:
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assert(opline->op1.u.opline_num < op_array->last);
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opline->op1.u.jmp_addr = op_array->opcodes + opline->op1.u.opline_num;
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break;
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case ZEND_JMPZ:
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case ZEND_JMPNZ:
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case ZEND_JMPZ_EX:
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case ZEND_JMPNZ_EX:
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assert(opline->op2.u.opline_num < op_array->last);
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opline->op2.u.jmp_addr = op_array->opcodes + opline->op2.u.opline_num;
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break;
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}
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ZEND_VM_SET_OPCODE_HANDLER(opline);
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#endif
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opline++;
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}
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op_array->done_pass_two = 1;
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return 0;
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}
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/* }}} */
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#ifdef HAVE_XCACHE_OPCODE_SPEC_DEF
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static void xc_fix_opcode_ex_znode(int tofix, xc_op_spec_t spec, znode *znode, int type TSRMLS_DC) /* {{{ */
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{
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#ifdef ZEND_ENGINE_2
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if ((znode->op_type != IS_UNUSED && (spec == OPSPEC_UCLASS || spec == OPSPEC_CLASS)) ||
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spec == OPSPEC_FETCH) {
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if (tofix) {
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switch (znode->op_type) {
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case IS_VAR:
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case IS_TMP_VAR:
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break;
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default:
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/* TODO: data lost, find a way to keep it */
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/* assert(znode->op_type == IS_CONST); */
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znode->op_type = IS_TMP_VAR;
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}
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}
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}
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switch (znode->op_type) {
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case IS_TMP_VAR:
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case IS_VAR:
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if (tofix) {
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znode->u.var /= sizeof(temp_variable);
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}
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else {
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znode->u.var *= sizeof(temp_variable);
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}
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}
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#endif
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}
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/* }}} */
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static void xc_fix_opcode_ex(zend_op_array *op_array, int tofix TSRMLS_DC) /* {{{ */
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{
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zend_op *opline;
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zend_uint i;
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opline = op_array->opcodes;
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for (i = 0; i < op_array->last; i ++, opline ++) {
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/* 3rd optimizer may have ... */
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if (opline->opcode < xc_get_opcode_spec_count()) {
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const xc_opcode_spec_t *spec;
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spec = xc_get_opcode_spec(opline->opcode);
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xc_fix_opcode_ex_znode(tofix, spec->op1, &opline->op1, 0 TSRMLS_CC);
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xc_fix_opcode_ex_znode(tofix, spec->op2, &opline->op2, 1 TSRMLS_CC);
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xc_fix_opcode_ex_znode(tofix, spec->res, &opline->result, 2 TSRMLS_CC);
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}
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}
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}
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/* }}} */
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int xc_fix_opcode(zend_op_array *op_array TSRMLS_DC) /* {{{ */
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{
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xc_fix_opcode_ex(op_array, 1 TSRMLS_CC);
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return 0;
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}
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/* }}} */
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int xc_undo_fix_opcode(zend_op_array *op_array TSRMLS_DC) /* {{{ */
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{
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xc_fix_opcode_ex(op_array, 0 TSRMLS_CC);
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return 0;
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}
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/* }}} */
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#endif
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int xc_foreach_early_binding_class(zend_op_array *op_array, void (*callback)(zend_op *opline, int oplineno, void *data TSRMLS_DC), void *data TSRMLS_DC) /* {{{ */
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{
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zend_op *opline, *begin, *end, *next = NULL;
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opline = begin = op_array->opcodes;
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end = opline + op_array->last;
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while (opline < end) {
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switch (opline->opcode) {
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case ZEND_JMP:
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next = begin + opline->op1.u.opline_num;
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break;
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case ZEND_JMPZNZ:
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next = begin + max(opline->op2.u.opline_num, opline->extended_value);
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break;
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case ZEND_JMPZ:
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case ZEND_JMPNZ:
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case ZEND_JMPZ_EX:
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case ZEND_JMPNZ_EX:
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next = begin + opline->op2.u.opline_num;
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break;
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case ZEND_RETURN:
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opline = end;
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break;
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#ifdef ZEND_ENGINE_2
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case ZEND_DECLARE_INHERITED_CLASS:
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callback(opline, opline - begin, data TSRMLS_CC);
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break;
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#else
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case ZEND_DECLARE_FUNCTION_OR_CLASS:
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if (opline->extended_value == ZEND_DECLARE_INHERITED_CLASS) {
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callback(opline, opline - begin, data TSRMLS_CC);
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}
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break;
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#endif
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}
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if (opline < next) {
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opline = next;
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}
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else {
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opline ++;
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}
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}
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return SUCCESS;
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}
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/* }}} */
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static int xc_do_early_binding(zend_op_array *op_array, HashTable *class_table, int oplineno TSRMLS_DC) /* {{{ */
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{
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zend_op *opline;
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TRACE("binding %d", oplineno);
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assert(oplineno >= 0);
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/* do early binding */
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opline = &(op_array->opcodes[oplineno]);
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switch (opline->opcode) {
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#ifdef ZEND_ENGINE_2
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case ZEND_DECLARE_INHERITED_CLASS:
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{
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zval *parent_name;
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zend_class_entry **pce;
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/* don't early-bind classes that implement interfaces */
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if ((opline + 1)->opcode == ZEND_FETCH_CLASS && (opline + 2)->opcode == ZEND_ADD_INTERFACE) {
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return FAILURE;
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}
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parent_name = &(opline - 1)->op2.u.constant;
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TRACE("binding with parent %s", Z_STRVAL_P(parent_name));
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if (zend_lookup_class(Z_STRVAL_P(parent_name), Z_STRLEN_P(parent_name), &pce TSRMLS_CC) == FAILURE) {
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return FAILURE;
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}
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if (do_bind_inherited_class(opline, class_table, *pce, 1 TSRMLS_CC) == NULL) {
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return FAILURE;
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}
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}
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/* clear unnecessary ZEND_FETCH_CLASS opcode */
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if (opline > op_array->opcodes
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&& (opline - 1)->opcode == ZEND_FETCH_CLASS) {
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zend_op *fetch_class_opline = opline - 1;
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TRACE("%s %p", Z_STRVAL(fetch_class_opline->op2.u.constant), Z_STRVAL(fetch_class_opline->op2.u.constant));
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OP_ZVAL_DTOR(fetch_class_opline->op2);
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fetch_class_opline->opcode = ZEND_NOP;
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ZEND_VM_SET_OPCODE_HANDLER(fetch_class_opline);
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memset(&fetch_class_opline->op1, 0, sizeof(znode));
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memset(&fetch_class_opline->op2, 0, sizeof(znode));
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SET_UNUSED(fetch_class_opline->op1);
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SET_UNUSED(fetch_class_opline->op2);
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SET_UNUSED(fetch_class_opline->result);
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}
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|
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/* clear unnecessary ZEND_VERIFY_ABSTRACT_CLASS opcode */
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if ((opline + 1)->opcode == ZEND_VERIFY_ABSTRACT_CLASS) {
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zend_op *abstract_op = opline + 1;
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memset(abstract_op, 0, sizeof(abstract_op[0]));
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abstract_op->lineno = 0;
|
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SET_UNUSED(abstract_op->op1);
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SET_UNUSED(abstract_op->op2);
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SET_UNUSED(abstract_op->result);
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abstract_op->opcode = ZEND_NOP;
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ZEND_VM_SET_OPCODE_HANDLER(abstract_op);
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}
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#else
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case ZEND_DECLARE_FUNCTION_OR_CLASS:
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if (do_bind_function_or_class(opline, NULL, class_table, 1) == FAILURE) {
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return FAILURE;
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}
|
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#endif
|
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break;
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|
|
|
default:
|
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return FAILURE;
|
|
}
|
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zend_hash_del(class_table, opline->op1.u.constant.value.str.val, opline->op1.u.constant.value.str.len);
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OP_ZVAL_DTOR(opline->op1);
|
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OP_ZVAL_DTOR(opline->op2);
|
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opline->opcode = ZEND_NOP;
|
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ZEND_VM_SET_OPCODE_HANDLER(opline);
|
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memset(&opline->op1, 0, sizeof(znode));
|
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memset(&opline->op2, 0, sizeof(znode));
|
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SET_UNUSED(opline->op1);
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SET_UNUSED(opline->op2);
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return SUCCESS;
|
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}
|
|
/* }}} */
|
|
|
|
#ifdef HAVE_XCACHE_CONSTANT
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void xc_install_constant(char *filename, zend_constant *constant, zend_uchar type, zstr key, uint len TSRMLS_DC) /* {{{ */
|
|
{
|
|
if (zend_u_hash_add(EG(zend_constants), type, key, len,
|
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constant, sizeof(zend_constant),
|
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NULL
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) == FAILURE) {
|
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CG(zend_lineno) = 0;
|
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#ifdef IS_UNICODE
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zend_error(E_NOTICE, "Constant %R already defined", type, key);
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#else
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zend_error(E_NOTICE, "Constant %s already defined", key);
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|
#endif
|
|
free(ZSTR_V(constant->name));
|
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if (!(constant->flags & CONST_PERSISTENT)) {
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zval_dtor(&constant->value);
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}
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|
}
|
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}
|
|
/* }}} */
|
|
#endif
|
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void xc_install_function(char *filename, zend_function *func, zend_uchar type, zstr key, uint len TSRMLS_DC) /* {{{ */
|
|
{
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zend_bool istmpkey;
|
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|
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if (func->type == ZEND_USER_FUNCTION) {
|
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#ifdef IS_UNICODE
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istmpkey = (type == IS_STRING && ZSTR_S(key)[0] == 0) || ZSTR_U(key)[0] == 0;
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#else
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istmpkey = ZSTR_S(key)[0] == 0;
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#endif
|
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if (istmpkey) {
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zend_u_hash_update(CG(function_table), type, key, len,
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func, sizeof(zend_op_array),
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NULL
|
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);
|
|
}
|
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else if (zend_u_hash_add(CG(function_table), type, key, len,
|
|
func, sizeof(zend_op_array),
|
|
NULL
|
|
) == FAILURE) {
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CG(zend_lineno) = ZESW(func->op_array.opcodes[0].lineno, func->op_array.line_start);
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#ifdef IS_UNICODE
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zend_error(E_ERROR, "Cannot redeclare %R()", type, key);
|
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#else
|
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zend_error(E_ERROR, "Cannot redeclare %s()", key);
|
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#endif
|
|
}
|
|
}
|
|
}
|
|
/* }}} */
|
|
ZESW(xc_cest_t *, void) xc_install_class(char *filename, xc_cest_t *cest, int oplineno, zend_uchar type, zstr key, uint len TSRMLS_DC) /* {{{ */
|
|
{
|
|
zend_bool istmpkey;
|
|
zend_class_entry *cep = CestToCePtr(*cest);
|
|
ZESW(void *stored_ce_ptr, NOTHING);
|
|
|
|
#ifdef IS_UNICODE
|
|
istmpkey = (type == IS_STRING && ZSTR_S(key)[0] == 0) || ZSTR_U(key)[0] == 0;
|
|
#else
|
|
istmpkey = ZSTR_S(key)[0] == 0;
|
|
#endif
|
|
if (istmpkey) {
|
|
zend_u_hash_update(CG(class_table), type, key, len,
|
|
cest, sizeof(xc_cest_t),
|
|
ZESW(&stored_ce_ptr, NULL)
|
|
);
|
|
if (oplineno != -1) {
|
|
xc_do_early_binding(CG(active_op_array), CG(class_table), oplineno TSRMLS_CC);
|
|
}
|
|
}
|
|
else if (zend_u_hash_add(CG(class_table), type, key, len,
|
|
cest, sizeof(xc_cest_t),
|
|
ZESW(&stored_ce_ptr, NULL)
|
|
) == FAILURE) {
|
|
CG(zend_lineno) = ZESW(0, cep->line_start);
|
|
#ifdef IS_UNICODE
|
|
zend_error(E_ERROR, "Cannot redeclare class %R", type, cep->name);
|
|
#else
|
|
zend_error(E_ERROR, "Cannot redeclare class %s", cep->name);
|
|
#endif
|
|
assert(oplineno == -1);
|
|
}
|
|
ZESW(return (xc_cest_t *) stored_ce_ptr, NOTHING);
|
|
}
|
|
/* }}} */
|
|
|
|
/* sandbox {{{ */
|
|
#undef TG
|
|
#undef OG
|
|
#define TG(x) (sandbox->tmp_##x)
|
|
#define OG(x) (sandbox->orig_##x)
|
|
/* }}} */
|
|
#ifdef ZEND_ENGINE_2_1
|
|
static zend_bool xc_auto_global_callback(char *name, uint name_len TSRMLS_DC) /* {{{ */
|
|
{
|
|
zend_auto_global *auto_global;
|
|
if (zend_u_hash_find(CG(auto_globals), UG(unicode) ? IS_UNICODE : IS_STRING, ZSTR(name), name_len + 1, (void **) &auto_global) == FAILURE) {
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
/* }}} */
|
|
static int xc_auto_global_arm(zend_auto_global *auto_global TSRMLS_DC) /* {{{ */
|
|
{
|
|
if (auto_global->auto_global_callback) {
|
|
auto_global->armed = 1;
|
|
auto_global->auto_global_callback = xc_auto_global_callback;
|
|
}
|
|
else {
|
|
auto_global->armed = 0;
|
|
}
|
|
return ZEND_HASH_APPLY_KEEP;
|
|
}
|
|
/* }}} */
|
|
#endif
|
|
|
|
void xc_zend_class_add_ref(zend_class_entry ZESW(*ce, **ce))
|
|
{
|
|
#ifdef ZEND_ENGINE_2
|
|
(*ce)->refcount++;
|
|
#else
|
|
(*ce->refcount)++;
|
|
#endif
|
|
}
|
|
|
|
xc_sandbox_t *xc_sandbox_init(xc_sandbox_t *sandbox, char *filename TSRMLS_DC) /* {{{ */
|
|
{
|
|
HashTable *h;
|
|
|
|
if (sandbox) {
|
|
memset(sandbox, 0, sizeof(sandbox[0]));
|
|
}
|
|
else {
|
|
ECALLOC_ONE(sandbox);
|
|
sandbox->alloc = 1;
|
|
}
|
|
|
|
memcpy(&OG(included_files), &EG(included_files), sizeof(EG(included_files)));
|
|
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
OG(zend_constants) = EG(zend_constants);
|
|
EG(zend_constants) = &TG(zend_constants);
|
|
#endif
|
|
|
|
OG(function_table) = CG(function_table);
|
|
CG(function_table) = &TG(function_table);
|
|
|
|
OG(class_table) = CG(class_table);
|
|
CG(class_table) = &TG(class_table);
|
|
EG(class_table) = CG(class_table);
|
|
|
|
#ifdef ZEND_ENGINE_2_1
|
|
OG(auto_globals) = CG(auto_globals);
|
|
CG(auto_globals) = &TG(auto_globals);
|
|
#endif
|
|
|
|
TG(included_files) = &EG(included_files);
|
|
|
|
zend_hash_init_ex(TG(included_files), 5, NULL, NULL, 0, 1);
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
h = OG(zend_constants);
|
|
zend_hash_init_ex(&TG(zend_constants), 20, NULL, h->pDestructor, h->persistent, h->bApplyProtection);
|
|
#endif
|
|
h = OG(function_table);
|
|
zend_hash_init_ex(&TG(function_table), 128, NULL, h->pDestructor, h->persistent, h->bApplyProtection);
|
|
{
|
|
zend_function tmp_func;
|
|
zend_hash_copy(&TG(function_table), &XG(internal_function_table), (copy_ctor_func_t) function_add_ref, (void *) &tmp_func, sizeof(tmp_func));
|
|
}
|
|
TG(internal_class_tail) = TG(function_table).pListTail;
|
|
|
|
h = OG(class_table);
|
|
zend_hash_init_ex(&TG(class_table), 16, NULL, h->pDestructor, h->persistent, h->bApplyProtection);
|
|
#if 0 && TODO
|
|
{
|
|
xc_cest_t tmp_cest;
|
|
zend_hash_copy(&TG(class_table), &XG(internal_class_table), (copy_ctor_func_t) xc_zend_class_add_ref, (void *) &tmp_cest, sizeof(tmp_cest));
|
|
}
|
|
#endif
|
|
TG(internal_class_tail) = TG(class_table).pListTail;
|
|
|
|
#ifdef ZEND_ENGINE_2_1
|
|
/* shallow copy, don't destruct */
|
|
h = OG(auto_globals);
|
|
zend_hash_init_ex(&TG(auto_globals), 8, NULL, NULL, h->persistent, h->bApplyProtection);
|
|
{
|
|
zend_auto_global tmp_autoglobal;
|
|
|
|
zend_hash_copy(&TG(auto_globals), OG(auto_globals), NULL, (void *) &tmp_autoglobal, sizeof(tmp_autoglobal));
|
|
zend_hash_apply(&TG(auto_globals), (apply_func_t) xc_auto_global_arm TSRMLS_CC);
|
|
}
|
|
#endif
|
|
|
|
sandbox->filename = filename;
|
|
|
|
#ifdef E_STRICT
|
|
sandbox->orig_user_error_handler_error_reporting = EG(user_error_handler_error_reporting);
|
|
EG(user_error_handler_error_reporting) &= ~E_STRICT;
|
|
#endif
|
|
|
|
return sandbox;
|
|
}
|
|
/* }}} */
|
|
static void xc_early_binding_cb(zend_op *opline, int oplineno, void *data TSRMLS_DC) /* {{{ */
|
|
{
|
|
xc_sandbox_t *sandbox = (xc_sandbox_t *) data;
|
|
xc_do_early_binding(CG(active_op_array), OG(class_table), oplineno TSRMLS_CC);
|
|
}
|
|
/* }}} */
|
|
static void xc_sandbox_install(xc_sandbox_t *sandbox TSRMLS_DC) /* {{{ */
|
|
{
|
|
int i;
|
|
Bucket *b;
|
|
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
b = TG(zend_constants).pListHead;
|
|
/* install constants */
|
|
while (b != NULL) {
|
|
zend_constant *c = (zend_constant*) b->pData;
|
|
xc_install_constant(sandbox->filename, c,
|
|
BUCKET_KEY_TYPE(b), ZSTR(BUCKET_KEY_S(b)), b->nKeyLength TSRMLS_CC);
|
|
b = b->pListNext;
|
|
}
|
|
#endif
|
|
|
|
b = TG(internal_function_tail) ? TG(internal_function_tail)->pListNext : TG(function_table).pListHead;
|
|
/* install function */
|
|
while (b != NULL) {
|
|
zend_function *func = (zend_function*) b->pData;
|
|
xc_install_function(sandbox->filename, func,
|
|
BUCKET_KEY_TYPE(b), ZSTR(BUCKET_KEY_S(b)), b->nKeyLength TSRMLS_CC);
|
|
b = b->pListNext;
|
|
}
|
|
|
|
b = TG(internal_class_tail) ? TG(internal_class_tail)->pListNext : TG(class_table).pListHead;
|
|
/* install class */
|
|
while (b != NULL) {
|
|
xc_install_class(sandbox->filename, (xc_cest_t*) b->pData, -1,
|
|
BUCKET_KEY_TYPE(b), ZSTR(BUCKET_KEY_S(b)), b->nKeyLength TSRMLS_CC);
|
|
b = b->pListNext;
|
|
}
|
|
|
|
#ifdef ZEND_ENGINE_2_1
|
|
/* trigger auto_globals jit */
|
|
for (b = TG(auto_globals).pListHead; b != NULL; b = b->pListNext) {
|
|
zend_auto_global *auto_global = (zend_auto_global *) b->pData;
|
|
/* check if actived */
|
|
if (auto_global->auto_global_callback && !auto_global->armed) {
|
|
zend_u_is_auto_global(BUCKET_KEY_TYPE(b), ZSTR(BUCKET_KEY_S(b)), auto_global->name_len TSRMLS_CC);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
xc_undo_pass_two(CG(active_op_array) TSRMLS_CC);
|
|
xc_foreach_early_binding_class(CG(active_op_array), xc_early_binding_cb, (void *) sandbox TSRMLS_CC);
|
|
xc_redo_pass_two(CG(active_op_array) TSRMLS_CC);
|
|
|
|
i = 1;
|
|
zend_hash_add(&OG(included_files), sandbox->filename, strlen(sandbox->filename) + 1, (void *)&i, sizeof(int), NULL);
|
|
}
|
|
/* }}} */
|
|
void xc_sandbox_free(xc_sandbox_t *sandbox, int install TSRMLS_DC) /* {{{ */
|
|
{
|
|
/* restore first first install function/class */
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
EG(zend_constants) = OG(zend_constants);
|
|
#endif
|
|
CG(function_table) = OG(function_table);
|
|
CG(class_table) = OG(class_table);
|
|
EG(class_table) = CG(class_table);
|
|
#ifdef ZEND_ENGINE_2_1
|
|
CG(auto_globals) = OG(auto_globals);
|
|
#endif
|
|
|
|
if (install) {
|
|
CG(in_compilation) = 1;
|
|
CG(compiled_filename) = sandbox->filename;
|
|
CG(zend_lineno) = 0;
|
|
xc_sandbox_install(sandbox TSRMLS_CC);
|
|
CG(in_compilation) = 0;
|
|
CG(compiled_filename) = NULL;
|
|
|
|
/* no free as it's installed */
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
TG(zend_constants).pDestructor = NULL;
|
|
#endif
|
|
TG(function_table).pDestructor = NULL;
|
|
TG(class_table).pDestructor = NULL;
|
|
}
|
|
|
|
/* destroy all the tmp */
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
zend_hash_destroy(&TG(zend_constants));
|
|
#endif
|
|
zend_hash_destroy(&TG(function_table));
|
|
zend_hash_destroy(&TG(class_table));
|
|
#ifdef ZEND_ENGINE_2_1
|
|
zend_hash_destroy(&TG(auto_globals));
|
|
#endif
|
|
zend_hash_destroy(TG(included_files));
|
|
|
|
/* restore orig here, as EG/CG holded tmp before */
|
|
memcpy(&EG(included_files), &OG(included_files), sizeof(EG(included_files)));
|
|
|
|
#ifdef E_STRICT
|
|
EG(user_error_handler_error_reporting) = sandbox->orig_user_error_handler_error_reporting;
|
|
#endif
|
|
|
|
if (sandbox->alloc) {
|
|
efree(sandbox);
|
|
}
|
|
}
|
|
/* }}} */
|
|
int xc_vtrace(const char *fmt, va_list args) /* {{{ */
|
|
{
|
|
return vfprintf(stderr, fmt, args);
|
|
}
|
|
/* }}} */
|
|
int xc_trace(const char *fmt, ...) /* {{{ */
|
|
{
|
|
va_list args;
|
|
int ret;
|
|
|
|
va_start(args, fmt);
|
|
ret = xc_vtrace(fmt, args);
|
|
va_end(args);
|
|
return ret;
|
|
}
|
|
/* }}} */
|