/* +----------------------------------------------------------------------+ | Zend Engine | +----------------------------------------------------------------------+ | Copyright (c) 1998-2007 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 | | Zeev Suraski | | Andrei Zmievski | +----------------------------------------------------------------------+ */ /* $Id$ */ #include "zend.h" #include "zend_execute.h" #include "zend_API.h" #include "zend_modules.h" #include "zend_constants.h" #ifdef HAVE_STDARG_H #include #endif /* these variables are true statics/globals, and have to be mutex'ed on every access */ static int module_count=0; ZEND_API HashTable module_registry; /* this function doesn't check for too many parameters */ ZEND_API int zend_get_parameters(int ht, int param_count, ...) { void **p; int arg_count; va_list ptr; zval **param, *param_ptr; TSRMLS_FETCH(); p = EG(argument_stack).top_element-2; arg_count = (int)(zend_uintptr_t) *p; if (param_count>arg_count) { return FAILURE; } va_start(ptr, param_count); while (param_count-->0) { param = va_arg(ptr, zval **); param_ptr = *(p-arg_count); if (!PZVAL_IS_REF(param_ptr) && param_ptr->refcount>1) { zval *new_tmp; ALLOC_ZVAL(new_tmp); *new_tmp = *param_ptr; zval_copy_ctor(new_tmp); INIT_PZVAL(new_tmp); param_ptr = new_tmp; ((zval *) *(p-arg_count))->refcount--; *(p-arg_count) = param_ptr; } *param = param_ptr; arg_count--; } va_end(ptr); return SUCCESS; } ZEND_API int _zend_get_parameters_array(int ht, int param_count, zval **argument_array TSRMLS_DC) { void **p; int arg_count; zval *param_ptr; p = EG(argument_stack).top_element-2; arg_count = (int)(zend_uintptr_t) *p; if (param_count>arg_count) { return FAILURE; } while (param_count-->0) { param_ptr = *(p-arg_count); if (!PZVAL_IS_REF(param_ptr) && param_ptr->refcount>1) { zval *new_tmp; ALLOC_ZVAL(new_tmp); *new_tmp = *param_ptr; zval_copy_ctor(new_tmp); INIT_PZVAL(new_tmp); param_ptr = new_tmp; ((zval *) *(p-arg_count))->refcount--; *(p-arg_count) = param_ptr; } *(argument_array++) = param_ptr; arg_count--; } return SUCCESS; } /* Zend-optimized Extended functions */ /* this function doesn't check for too many parameters */ ZEND_API int zend_get_parameters_ex(int param_count, ...) { void **p; int arg_count; va_list ptr; zval ***param; TSRMLS_FETCH(); p = EG(argument_stack).top_element-2; arg_count = (int)(zend_uintptr_t) *p; if (param_count>arg_count) { return FAILURE; } va_start(ptr, param_count); while (param_count-->0) { param = va_arg(ptr, zval ***); *param = (zval **) p-(arg_count--); } va_end(ptr); return SUCCESS; } ZEND_API int _zend_get_parameters_array_ex(int param_count, zval ***argument_array TSRMLS_DC) { void **p; int arg_count; p = EG(argument_stack).top_element-2; arg_count = (int)(zend_uintptr_t) *p; if (param_count>arg_count) { return FAILURE; } while (param_count-->0) { zval **value = (zval**)(p-arg_count); if (EG(ze1_compatibility_mode) && Z_TYPE_PP(value) == IS_OBJECT && !(*value)->is_ref) { zval *value_ptr; char *class_name; zend_uint class_name_len; int dup; dup = zend_get_object_classname(*value, &class_name, &class_name_len TSRMLS_CC); ALLOC_ZVAL(value_ptr); *value_ptr = **value; INIT_PZVAL(value_ptr); zend_error(E_STRICT, "Implicit cloning object of class '%s' because of 'zend.ze1_compatibility_mode'", class_name); if(!dup) { efree(class_name); } value_ptr->value.obj = Z_OBJ_HANDLER_PP(value, clone_obj)(*value TSRMLS_CC); zval_ptr_dtor(value); *value = value_ptr; } *(argument_array++) = value; arg_count--; } return SUCCESS; } ZEND_API int zend_copy_parameters_array(int param_count, zval *argument_array TSRMLS_DC) { void **p; int arg_count; p = EG(argument_stack).top_element-2; arg_count = (int)(zend_uintptr_t) *p; if (param_count>arg_count) { return FAILURE; } while (param_count-->0) { zval **param = (zval **) p-(arg_count--); zval_add_ref(param); add_next_index_zval(argument_array, *param); } return SUCCESS; } ZEND_API void zend_wrong_param_count(TSRMLS_D) { char *space; char *class_name = get_active_class_name(&space TSRMLS_CC); zend_error(E_WARNING, "Wrong parameter count for %s%s%s()", class_name, space, get_active_function_name(TSRMLS_C)); } /* Argument parsing API -- andrei */ ZEND_API char *zend_get_type_by_const(int type) { switch(type) { case IS_BOOL: return "boolean"; case IS_LONG: return "integer"; case IS_DOUBLE: return "double"; case IS_STRING: return "string"; case IS_OBJECT: return "object"; case IS_RESOURCE: return "resource"; case IS_NULL: return "null"; case IS_ARRAY: return "array"; default: return "unknown"; } } ZEND_API char *zend_zval_type_name(zval *arg) { return zend_get_type_by_const(Z_TYPE_P(arg)); } ZEND_API zend_class_entry *zend_get_class_entry(zval *zobject TSRMLS_DC) { if (Z_OBJ_HT_P(zobject)->get_class_entry) { return Z_OBJ_HT_P(zobject)->get_class_entry(zobject TSRMLS_CC); } else { zend_error(E_ERROR, "Class entry requested for an object without PHP class"); return NULL; } } /* returns 1 if you need to copy result, 0 if it's already a copy */ ZEND_API int zend_get_object_classname(zval *object, char **class_name, zend_uint *class_name_len TSRMLS_DC) { if (Z_OBJ_HT_P(object)->get_class_name == NULL || Z_OBJ_HT_P(object)->get_class_name(object, class_name, class_name_len, 0 TSRMLS_CC) != SUCCESS) { zend_class_entry *ce = Z_OBJCE_P(object); *class_name = ce->name; *class_name_len = ce->name_length; return 1; } return 0; } static int parse_arg_object_to_string(zval **arg, char **p, int *pl, int type TSRMLS_DC) { if (Z_OBJ_HANDLER_PP(arg, cast_object)) { SEPARATE_ZVAL_IF_NOT_REF(arg); if (Z_OBJ_HANDLER_PP(arg, cast_object)(*arg, *arg, type TSRMLS_CC) == SUCCESS) { *pl = Z_STRLEN_PP(arg); *p = Z_STRVAL_PP(arg); return SUCCESS; } } /* Standard PHP objects */ if (Z_OBJ_HT_PP(arg) == &std_object_handlers || !Z_OBJ_HANDLER_PP(arg, cast_object)) { SEPARATE_ZVAL_IF_NOT_REF(arg); if (zend_std_cast_object_tostring(*arg, *arg, type TSRMLS_CC) == SUCCESS) { *pl = Z_STRLEN_PP(arg); *p = Z_STRVAL_PP(arg); return SUCCESS; } } if (!Z_OBJ_HANDLER_PP(arg, cast_object) && Z_OBJ_HANDLER_PP(arg, get)) { int use_copy; zval *z = Z_OBJ_HANDLER_PP(arg, get)(*arg TSRMLS_CC); z->refcount++; if(Z_TYPE_P(z) != IS_OBJECT) { zval_dtor(*arg); Z_TYPE_P(*arg) = IS_NULL; zend_make_printable_zval(z, *arg, &use_copy); if (!use_copy) { ZVAL_ZVAL(*arg, z, 1, 1); } *pl = Z_STRLEN_PP(arg); *p = Z_STRVAL_PP(arg); return SUCCESS; } zval_ptr_dtor(&z); } return FAILURE; } static char *zend_parse_arg_impl(int arg_num, zval **arg, va_list *va, char **spec TSRMLS_DC) { char *spec_walk = *spec; char c = *spec_walk++; int return_null = 0; while (*spec_walk == '/' || *spec_walk == '!') { if (*spec_walk == '/') { SEPARATE_ZVAL_IF_NOT_REF(arg); } else if (*spec_walk == '!' && Z_TYPE_PP(arg) == IS_NULL) { return_null = 1; } spec_walk++; } switch (c) { case 'l': { long *p = va_arg(*va, long *); switch (Z_TYPE_PP(arg)) { case IS_STRING: { double d; int type; if ((type = is_numeric_string(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), p, &d, -1)) == 0) { return "long"; } else if (type == IS_DOUBLE) { *p = (long) d; } } break; case IS_NULL: case IS_LONG: case IS_DOUBLE: case IS_BOOL: convert_to_long_ex(arg); *p = Z_LVAL_PP(arg); break; case IS_ARRAY: case IS_OBJECT: case IS_RESOURCE: default: return "long"; } } break; case 'd': { double *p = va_arg(*va, double *); switch (Z_TYPE_PP(arg)) { case IS_STRING: { long l; int type; if ((type = is_numeric_string(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), &l, p, -1)) == 0) { return "double"; } else if (type == IS_LONG) { *p = (double) l; } } break; case IS_NULL: case IS_LONG: case IS_DOUBLE: case IS_BOOL: convert_to_double_ex(arg); *p = Z_DVAL_PP(arg); break; case IS_ARRAY: case IS_OBJECT: case IS_RESOURCE: default: return "double"; } } break; case 's': { char **p = va_arg(*va, char **); int *pl = va_arg(*va, int *); switch (Z_TYPE_PP(arg)) { case IS_NULL: if (return_null) { *p = NULL; *pl = 0; break; } /* break omitted intentionally */ case IS_STRING: case IS_LONG: case IS_DOUBLE: case IS_BOOL: convert_to_string_ex(arg); *p = Z_STRVAL_PP(arg); *pl = Z_STRLEN_PP(arg); break; case IS_OBJECT: if (parse_arg_object_to_string(arg, p, pl, IS_STRING TSRMLS_CC) == SUCCESS) { break; } case IS_ARRAY: case IS_RESOURCE: default: return "string"; } } break; case 'b': { zend_bool *p = va_arg(*va, zend_bool *); switch (Z_TYPE_PP(arg)) { case IS_NULL: case IS_STRING: case IS_LONG: case IS_DOUBLE: case IS_BOOL: convert_to_boolean_ex(arg); *p = Z_BVAL_PP(arg); break; case IS_ARRAY: case IS_OBJECT: case IS_RESOURCE: default: return "boolean"; } } break; case 'r': { zval **p = va_arg(*va, zval **); if (Z_TYPE_PP(arg) != IS_RESOURCE) { if (Z_TYPE_PP(arg) == IS_NULL && return_null) { *p = NULL; } else { return "resource"; } } else { *p = *arg; } } break; case 'a': { zval **p = va_arg(*va, zval **); if (Z_TYPE_PP(arg) != IS_ARRAY) { if (Z_TYPE_PP(arg) == IS_NULL && return_null) { *p = NULL; } else { return "array"; } } else { *p = *arg; } } break; case 'h': { HashTable **p = va_arg(*va, HashTable **); if (Z_TYPE_PP(arg) != IS_ARRAY) { if (Z_TYPE_PP(arg) == IS_NULL && return_null) { *p = NULL; } else { return "array"; } } else { *p = Z_ARRVAL_PP(arg); } } break; case 'o': { zval **p = va_arg(*va, zval **); if (Z_TYPE_PP(arg) != IS_OBJECT) { if (Z_TYPE_PP(arg) == IS_NULL && return_null) { *p = NULL; } else { return "object"; } } else { *p = *arg; } } break; case 'O': { zval **p = va_arg(*va, zval **); zend_class_entry *ce = va_arg(*va, zend_class_entry *); if (Z_TYPE_PP(arg) == IS_OBJECT && (!ce || instanceof_function(Z_OBJCE_PP(arg), ce TSRMLS_CC))) { *p = *arg; } else { if (Z_TYPE_PP(arg) == IS_NULL && return_null) { *p = NULL; } else if (ce) { return ce->name; } else { return "object"; } } } break; case 'C': { zend_class_entry **lookup, **pce = va_arg(*va, zend_class_entry **); zend_class_entry *ce_base = *pce; if (return_null && Z_TYPE_PP(arg) == IS_NULL) { *pce = NULL; break; } convert_to_string_ex(arg); if (zend_lookup_class(Z_STRVAL_PP(arg), Z_STRLEN_PP(arg), &lookup TSRMLS_CC) == FAILURE) { *pce = NULL; } else { *pce = *lookup; } if (ce_base) { if ((!*pce || !instanceof_function(*pce, ce_base TSRMLS_CC)) && !return_null) { char *space; char *class_name = get_active_class_name(&space TSRMLS_CC); zend_error(E_WARNING, "%s%s%s() expects parameter %d to be a class name derived from %s, '%s' given", class_name, space, get_active_function_name(TSRMLS_C), arg_num, ce_base->name, Z_STRVAL_PP(arg)); *pce = NULL; return ""; } } if (!*pce) { char *space; char *class_name = get_active_class_name(&space TSRMLS_CC); zend_error(E_WARNING, "%s%s%s() expects parameter %d to be a valid class name, '%s' given", class_name, space, get_active_function_name(TSRMLS_C), arg_num, Z_STRVAL_PP(arg)); return ""; } break; } break; case 'f': { zend_fcall_info *fci = va_arg(*va, zend_fcall_info *); zend_fcall_info_cache *fcc = va_arg(*va, zend_fcall_info_cache *); if (zend_fcall_info_init(*arg, fci, fcc TSRMLS_CC) == SUCCESS) { break; } else if (return_null) { fci->size = 0; fcc->initialized = 0; break; } else { return "function"; } } case 'z': { zval **p = va_arg(*va, zval **); if (Z_TYPE_PP(arg) == IS_NULL && return_null) { *p = NULL; } else { *p = *arg; } } break; case 'Z': { zval ***p = va_arg(*va, zval ***); if (Z_TYPE_PP(arg) == IS_NULL && return_null) { *p = NULL; } else { *p = arg; } } break; default: return "unknown"; } *spec = spec_walk; return NULL; } static int zend_parse_arg(int arg_num, zval **arg, va_list *va, char **spec, int quiet TSRMLS_DC) { char *expected_type = NULL; expected_type = zend_parse_arg_impl(arg_num, arg, va, spec TSRMLS_CC); if (expected_type) { if (!quiet && *expected_type) { char *space; char *class_name = get_active_class_name(&space TSRMLS_CC); zend_error(E_WARNING, "%s%s%s() expects parameter %d to be %s, %s given", class_name, space, get_active_function_name(TSRMLS_C), arg_num, expected_type, zend_zval_type_name(*arg)); } return FAILURE; } return SUCCESS; } static int zend_parse_va_args(int num_args, char *type_spec, va_list *va, int flags TSRMLS_DC) { char *spec_walk; int c, i; int min_num_args = -1; int max_num_args = 0; zval **arg; void **p; int arg_count; int quiet = flags & ZEND_PARSE_PARAMS_QUIET; for (spec_walk = type_spec; *spec_walk; spec_walk++) { c = *spec_walk; switch (c) { case 'l': case 'd': case 's': case 'b': case 'r': case 'a': case 'o': case 'O': case 'z': case 'Z': case 'C': case 'h': case 'f': max_num_args++; break; case '|': min_num_args = max_num_args; break; case '/': case '!': /* Pass */ break; default: if (!quiet) { zend_function *active_function = EG(function_state_ptr)->function; char *class_name = active_function->common.scope ? active_function->common.scope->name : ""; zend_error(E_WARNING, "%s%s%s(): bad type specifier while parsing parameters", class_name, class_name[0] ? "::" : "", get_active_function_name(TSRMLS_C)); } return FAILURE; } } if (min_num_args < 0) { min_num_args = max_num_args; } if (num_args < min_num_args || num_args > max_num_args) { if (!quiet) { zend_function *active_function = EG(function_state_ptr)->function; char *class_name = active_function->common.scope ? active_function->common.scope->name : ""; zend_error(E_WARNING, "%s%s%s() expects %s %d parameter%s, %d given", class_name, class_name[0] ? "::" : "", get_active_function_name(TSRMLS_C), min_num_args == max_num_args ? "exactly" : num_args < min_num_args ? "at least" : "at most", num_args < min_num_args ? min_num_args : max_num_args, (num_args < min_num_args ? min_num_args : max_num_args) == 1 ? "" : "s", num_args); } return FAILURE; } p = EG(argument_stack).top_element-2; arg_count = (int)(zend_uintptr_t) *p; if (num_args > arg_count) { zend_error(E_WARNING, "%s(): could not obtain parameters for parsing", get_active_function_name(TSRMLS_C)); return FAILURE; } i = 0; while (num_args-- > 0) { arg = (zval **) p - (arg_count-i); if (*type_spec == '|') { type_spec++; } if (zend_parse_arg(i+1, arg, va, &type_spec, quiet TSRMLS_CC) == FAILURE) { return FAILURE; } i++; } return SUCCESS; } ZEND_API int zend_parse_parameters_ex(int flags, int num_args TSRMLS_DC, char *type_spec, ...) { va_list va; int retval; va_start(va, type_spec); retval = zend_parse_va_args(num_args, type_spec, &va, flags TSRMLS_CC); va_end(va); return retval; } ZEND_API int zend_parse_parameters(int num_args TSRMLS_DC, char *type_spec, ...) { va_list va; int retval; va_start(va, type_spec); retval = zend_parse_va_args(num_args, type_spec, &va, 0 TSRMLS_CC); va_end(va); return retval; } ZEND_API int zend_parse_method_parameters(int num_args TSRMLS_DC, zval *this_ptr, char *type_spec, ...) { va_list va; int retval; char *p = type_spec; zval **object; zend_class_entry *ce; if (!this_ptr) { va_start(va, type_spec); retval = zend_parse_va_args(num_args, type_spec, &va, 0 TSRMLS_CC); va_end(va); } else { p++; va_start(va, type_spec); object = va_arg(va, zval **); ce = va_arg(va, zend_class_entry *); *object = this_ptr; if (ce && !instanceof_function(Z_OBJCE_P(this_ptr), ce TSRMLS_CC)) { zend_error(E_CORE_ERROR, "%s::%s() must be derived from %s::%s", ce->name, get_active_function_name(TSRMLS_C), Z_OBJCE_P(this_ptr)->name, get_active_function_name(TSRMLS_C)); } retval = zend_parse_va_args(num_args, p, &va, 0 TSRMLS_CC); va_end(va); } return retval; } ZEND_API int zend_parse_method_parameters_ex(int flags, int num_args TSRMLS_DC, zval *this_ptr, char *type_spec, ...) { va_list va; int retval; char *p = type_spec; zval **object; zend_class_entry *ce; int quiet = flags & ZEND_PARSE_PARAMS_QUIET; if (!this_ptr) { va_start(va, type_spec); retval = zend_parse_va_args(num_args, type_spec, &va, 0 TSRMLS_CC); va_end(va); } else { p++; va_start(va, type_spec); object = va_arg(va, zval **); ce = va_arg(va, zend_class_entry *); *object = this_ptr; if (ce && !instanceof_function(Z_OBJCE_P(this_ptr), ce TSRMLS_CC)) { if (!quiet) { zend_error(E_CORE_ERROR, "%s::%s() must be derived from %s::%s", ce->name, get_active_function_name(TSRMLS_C), Z_OBJCE_P(this_ptr)->name, get_active_function_name(TSRMLS_C)); } return FAILURE; } retval = zend_parse_va_args(num_args, p, &va, flags TSRMLS_CC); va_end(va); } return retval; } /* Argument parsing API -- andrei */ ZEND_API int _array_init(zval *arg ZEND_FILE_LINE_DC) { ALLOC_HASHTABLE_REL(arg->value.ht); _zend_hash_init(arg->value.ht, 0, NULL, ZVAL_PTR_DTOR, 0 ZEND_FILE_LINE_RELAY_CC); arg->type = IS_ARRAY; return SUCCESS; } static int zend_merge_property(zval **value, int num_args, va_list args, zend_hash_key *hash_key) { /* which name should a numeric property have ? */ if (hash_key->nKeyLength) { zval *obj = va_arg(args, zval *); zend_object_handlers *obj_ht = va_arg(args, zend_object_handlers *); zval *member; TSRMLS_FETCH(); MAKE_STD_ZVAL(member); ZVAL_STRINGL(member, hash_key->arKey, hash_key->nKeyLength-1, 1); obj_ht->write_property(obj, member, *value TSRMLS_CC); zval_ptr_dtor(&member); } return ZEND_HASH_APPLY_KEEP; } /* This function should be called after the constructor has been called * because it may call __set from the uninitialized object otherwise. */ ZEND_API void zend_merge_properties(zval *obj, HashTable *properties, int destroy_ht TSRMLS_DC) { zend_object_handlers *obj_ht = Z_OBJ_HT_P(obj); zend_class_entry *old_scope = EG(scope); EG(scope) = Z_OBJCE_P(obj); zend_hash_apply_with_arguments(properties, (apply_func_args_t)zend_merge_property, 2, obj, obj_ht); EG(scope) = old_scope; if (destroy_ht) { zend_hash_destroy(properties); FREE_HASHTABLE(properties); } } ZEND_API void zend_update_class_constants(zend_class_entry *class_type TSRMLS_DC) { if (!class_type->constants_updated || !CE_STATIC_MEMBERS(class_type)) { zend_class_entry **scope = EG(in_execution)?&EG(scope):&CG(active_class_entry); zend_class_entry *old_scope = *scope; *scope = class_type; zend_hash_apply_with_argument(&class_type->constants_table, (apply_func_arg_t) zval_update_constant, (void*)1 TSRMLS_CC); zend_hash_apply_with_argument(&class_type->default_properties, (apply_func_arg_t) zval_update_constant, (void *) 1 TSRMLS_CC); if (!CE_STATIC_MEMBERS(class_type)) { HashPosition pos; zval **p; if (class_type->parent) { zend_update_class_constants(class_type->parent TSRMLS_CC); } #if ZTS ALLOC_HASHTABLE(CG(static_members)[(zend_intptr_t)(class_type->static_members)]); #else ALLOC_HASHTABLE(class_type->static_members); #endif zend_hash_init(CE_STATIC_MEMBERS(class_type), zend_hash_num_elements(&class_type->default_static_members), NULL, ZVAL_PTR_DTOR, 0); zend_hash_internal_pointer_reset_ex(&class_type->default_static_members, &pos); while (zend_hash_get_current_data_ex(&class_type->default_static_members, (void**)&p, &pos) == SUCCESS) { char *str_index; uint str_length; ulong num_index; zval **q; zend_hash_get_current_key_ex(&class_type->default_static_members, &str_index, &str_length, &num_index, 0, &pos); if ((*p)->is_ref && class_type->parent && zend_hash_find(&class_type->parent->default_static_members, str_index, str_length, (void**)&q) == SUCCESS && *p == *q && zend_hash_find(CE_STATIC_MEMBERS(class_type->parent), str_index, str_length, (void**)&q) == SUCCESS) { (*q)->refcount++; (*q)->is_ref = 1; zend_hash_add(CE_STATIC_MEMBERS(class_type), str_index, str_length, (void**)q, sizeof(zval*), NULL); } else { zval *q; ALLOC_ZVAL(q); *q = **p; INIT_PZVAL(q); zval_copy_ctor(q); zend_hash_add(CE_STATIC_MEMBERS(class_type), str_index, str_length, (void**)&q, sizeof(zval*), NULL); } zend_hash_move_forward_ex(&class_type->default_static_members, &pos); } } zend_hash_apply_with_argument(CE_STATIC_MEMBERS(class_type), (apply_func_arg_t) zval_update_constant, (void *) 1 TSRMLS_CC); *scope = old_scope; class_type->constants_updated = 1; } } /* This function requires 'properties' to contain all props declared in the * class and all props being public. If only a subset is given or the class * has protected members then you need to merge the properties seperately by * calling zend_merge_properties(). */ ZEND_API int _object_and_properties_init(zval *arg, zend_class_entry *class_type, HashTable *properties ZEND_FILE_LINE_DC TSRMLS_DC) { zval *tmp; zend_object *object; if (class_type->ce_flags & (ZEND_ACC_INTERFACE|ZEND_ACC_IMPLICIT_ABSTRACT_CLASS|ZEND_ACC_EXPLICIT_ABSTRACT_CLASS)) { char *what = class_type->ce_flags & ZEND_ACC_INTERFACE ? "interface" : "abstract class"; zend_error(E_ERROR, "Cannot instantiate %s %s", what, class_type->name); } zend_update_class_constants(class_type TSRMLS_CC); Z_TYPE_P(arg) = IS_OBJECT; if (class_type->create_object == NULL) { Z_OBJVAL_P(arg) = zend_objects_new(&object, class_type TSRMLS_CC); if (properties) { object->properties = properties; } else { ALLOC_HASHTABLE_REL(object->properties); zend_hash_init(object->properties, zend_hash_num_elements(&class_type->default_properties), NULL, ZVAL_PTR_DTOR, 0); zend_hash_copy(object->properties, &class_type->default_properties, (copy_ctor_func_t) zval_add_ref, (void *) &tmp, sizeof(zval *)); } } else { Z_OBJVAL_P(arg) = class_type->create_object(class_type TSRMLS_CC); } return SUCCESS; } ZEND_API int _object_init_ex(zval *arg, zend_class_entry *class_type ZEND_FILE_LINE_DC TSRMLS_DC) { return _object_and_properties_init(arg, class_type, 0 ZEND_FILE_LINE_RELAY_CC TSRMLS_CC); } ZEND_API int _object_init(zval *arg ZEND_FILE_LINE_DC TSRMLS_DC) { return _object_init_ex(arg, zend_standard_class_def ZEND_FILE_LINE_RELAY_CC TSRMLS_CC); } ZEND_API int add_assoc_function(zval *arg, const char *key, void (*function_ptr)(INTERNAL_FUNCTION_PARAMETERS)) { zend_error(E_WARNING, "add_assoc_function() is no longer supported"); return FAILURE; } ZEND_API int add_assoc_long_ex(zval *arg, const char *key, uint key_len, long n) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_LONG(tmp, n); return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_assoc_null_ex(zval *arg, const char *key, uint key_len) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_NULL(tmp); return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_assoc_bool_ex(zval *arg, const char *key, uint key_len, int b) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_BOOL(tmp, b); return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_assoc_resource_ex(zval *arg, const char *key, uint key_len, int r) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_RESOURCE(tmp, r); return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_assoc_double_ex(zval *arg, const char *key, uint key_len, double d) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_DOUBLE(tmp, d); return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_assoc_string_ex(zval *arg, const char *key, uint key_len, char *str, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRING(tmp, str, duplicate); return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_assoc_stringl_ex(zval *arg, const char *key, uint key_len, char *str, uint length, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRINGL(tmp, str, length, duplicate); return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_assoc_zval_ex(zval *arg, const char *key, uint key_len, zval *value) { return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &value, sizeof(zval *), NULL); } ZEND_API int add_index_long(zval *arg, ulong index, long n) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_LONG(tmp, n); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_index_null(zval *arg, ulong index) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_NULL(tmp); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_index_bool(zval *arg, ulong index, int b) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_BOOL(tmp, b); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_index_resource(zval *arg, ulong index, int r) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_RESOURCE(tmp, r); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_index_double(zval *arg, ulong index, double d) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_DOUBLE(tmp, d); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_index_string(zval *arg, ulong index, const char *str, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRING(tmp, str, duplicate); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_index_stringl(zval *arg, ulong index, const char *str, uint length, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRINGL(tmp, str, length, duplicate); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), NULL); } ZEND_API int add_index_zval(zval *arg, ulong index, zval *value) { return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &value, sizeof(zval *), NULL); } ZEND_API int add_next_index_long(zval *arg, long n) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_LONG(tmp, n); return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL); } ZEND_API int add_next_index_null(zval *arg) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_NULL(tmp); return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL); } ZEND_API int add_next_index_bool(zval *arg, int b) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_BOOL(tmp, b); return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL); } ZEND_API int add_next_index_resource(zval *arg, int r) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_RESOURCE(tmp, r); return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL); } ZEND_API int add_next_index_double(zval *arg, double d) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_DOUBLE(tmp, d); return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL); } ZEND_API int add_next_index_string(zval *arg, const char *str, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRING(tmp, str, duplicate); return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL); } ZEND_API int add_next_index_stringl(zval *arg, const char *str, uint length, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRINGL(tmp, str, length, duplicate); return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &tmp, sizeof(zval *), NULL); } ZEND_API int add_next_index_zval(zval *arg, zval *value) { return zend_hash_next_index_insert(Z_ARRVAL_P(arg), &value, sizeof(zval *), NULL); } ZEND_API int add_get_assoc_string_ex(zval *arg, const char *key, uint key_len, const char *str, void **dest, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRING(tmp, str, duplicate); return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), dest); } ZEND_API int add_get_assoc_stringl_ex(zval *arg, const char *key, uint key_len, const char *str, uint length, void **dest, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRINGL(tmp, str, length, duplicate); return zend_symtable_update(Z_ARRVAL_P(arg), key, key_len, (void *) &tmp, sizeof(zval *), dest); } ZEND_API int add_get_index_long(zval *arg, ulong index, long l, void **dest) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_LONG(tmp, l); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest); } ZEND_API int add_get_index_double(zval *arg, ulong index, double d, void **dest) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_DOUBLE(tmp, d); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest); } ZEND_API int add_get_index_string(zval *arg, ulong index, const char *str, void **dest, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRING(tmp, str, duplicate); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest); } ZEND_API int add_get_index_stringl(zval *arg, ulong index, const char *str, uint length, void **dest, int duplicate) { zval *tmp; MAKE_STD_ZVAL(tmp); ZVAL_STRINGL(tmp, str, length, duplicate); return zend_hash_index_update(Z_ARRVAL_P(arg), index, (void *) &tmp, sizeof(zval *), dest); } ZEND_API int add_property_long_ex(zval *arg, char *key, uint key_len, long n TSRMLS_DC) { zval *tmp; zval *z_key; MAKE_STD_ZVAL(tmp); ZVAL_LONG(tmp, n); MAKE_STD_ZVAL(z_key); ZVAL_STRINGL(z_key, key, key_len-1, 1); Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp TSRMLS_CC); zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */ zval_ptr_dtor(&z_key); return SUCCESS; } ZEND_API int add_property_bool_ex(zval *arg, char *key, uint key_len, int b TSRMLS_DC) { zval *tmp; zval *z_key; MAKE_STD_ZVAL(tmp); ZVAL_BOOL(tmp, b); MAKE_STD_ZVAL(z_key); ZVAL_STRINGL(z_key, key, key_len-1, 1); Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp TSRMLS_CC); zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */ zval_ptr_dtor(&z_key); return SUCCESS; } ZEND_API int add_property_null_ex(zval *arg, char *key, uint key_len TSRMLS_DC) { zval *tmp; zval *z_key; MAKE_STD_ZVAL(tmp); ZVAL_NULL(tmp); MAKE_STD_ZVAL(z_key); ZVAL_STRINGL(z_key, key, key_len-1, 1); Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp TSRMLS_CC); zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */ zval_ptr_dtor(&z_key); return SUCCESS; } ZEND_API int add_property_resource_ex(zval *arg, char *key, uint key_len, long n TSRMLS_DC) { zval *tmp; zval *z_key; MAKE_STD_ZVAL(tmp); ZVAL_RESOURCE(tmp, n); MAKE_STD_ZVAL(z_key); ZVAL_STRINGL(z_key, key, key_len-1, 1); Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp TSRMLS_CC); zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */ zval_ptr_dtor(&z_key); return SUCCESS; } ZEND_API int add_property_double_ex(zval *arg, char *key, uint key_len, double d TSRMLS_DC) { zval *tmp; zval *z_key; MAKE_STD_ZVAL(tmp); ZVAL_DOUBLE(tmp, d); MAKE_STD_ZVAL(z_key); ZVAL_STRINGL(z_key, key, key_len-1, 1); Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp TSRMLS_CC); zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */ zval_ptr_dtor(&z_key); return SUCCESS; } ZEND_API int add_property_string_ex(zval *arg, char *key, uint key_len, char *str, int duplicate TSRMLS_DC) { zval *tmp; zval *z_key; MAKE_STD_ZVAL(tmp); ZVAL_STRING(tmp, str, duplicate); MAKE_STD_ZVAL(z_key); ZVAL_STRINGL(z_key, key, key_len-1, 1); Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp TSRMLS_CC); zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */ zval_ptr_dtor(&z_key); return SUCCESS; } ZEND_API int add_property_stringl_ex(zval *arg, char *key, uint key_len, char *str, uint length, int duplicate TSRMLS_DC) { zval *tmp; zval *z_key; MAKE_STD_ZVAL(tmp); ZVAL_STRINGL(tmp, str, length, duplicate); MAKE_STD_ZVAL(z_key); ZVAL_STRINGL(z_key, key, key_len-1, 1); Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, tmp TSRMLS_CC); zval_ptr_dtor(&tmp); /* write_property will add 1 to refcount */ zval_ptr_dtor(&z_key); return SUCCESS; } ZEND_API int add_property_zval_ex(zval *arg, char *key, uint key_len, zval *value TSRMLS_DC) { zval *z_key; MAKE_STD_ZVAL(z_key); ZVAL_STRINGL(z_key, key, key_len-1, 1); Z_OBJ_HANDLER_P(arg, write_property)(arg, z_key, value TSRMLS_CC); zval_ptr_dtor(&z_key); return SUCCESS; } ZEND_API int zend_startup_module_ex(zend_module_entry *module TSRMLS_DC) { int name_len; char *lcname; if (module->module_started) { return SUCCESS; } module->module_started = 1; /* Check module dependencies */ if (module->deps) { const zend_module_dep *dep = module->deps; while (dep->name) { if (dep->type == MODULE_DEP_REQUIRED) { zend_module_entry *req_mod; name_len = strlen(dep->name); lcname = zend_str_tolower_dup(dep->name, name_len); if (zend_hash_find(&module_registry, lcname, name_len+1, (void**)&req_mod) == FAILURE || !req_mod->module_started) { efree(lcname); /* TODO: Check version relationship */ zend_error(E_CORE_WARNING, "Cannot load module '%s' because required module '%s' is not loaded", module->name, dep->name); module->module_started = 0; return FAILURE; } efree(lcname); } ++dep; } } /* Initialize module globals */ if (module->globals_size) { #ifdef ZTS ts_allocate_id(module->globals_id_ptr, module->globals_size, (ts_allocate_ctor) module->globals_ctor, (ts_allocate_dtor) module->globals_dtor); #else if (module->globals_ctor) { module->globals_ctor(module->globals_ptr TSRMLS_CC); } #endif } if (module->module_startup_func) { EG(current_module) = module; if (module->module_startup_func(module->type, module->module_number TSRMLS_CC)==FAILURE) { zend_error(E_CORE_ERROR,"Unable to start %s module", module->name); EG(current_module) = NULL; return FAILURE; } EG(current_module) = NULL; } return SUCCESS; } static void zend_sort_modules(void *base, size_t count, size_t siz, compare_func_t compare TSRMLS_DC) { Bucket **b1 = base; Bucket **b2; Bucket **end = b1 + count; Bucket *tmp; zend_module_entry *m, *r; while (b1 < end) { try_again: m = (zend_module_entry*)(*b1)->pData; if (!m->module_started && m->deps) { const zend_module_dep *dep = m->deps; while (dep->name) { if (dep->type == MODULE_DEP_REQUIRED || dep->type == MODULE_DEP_OPTIONAL) { b2 = b1 + 1; while (b2 < end) { r = (zend_module_entry*)(*b2)->pData; if (strcasecmp(dep->name, r->name) == 0) { tmp = *b1; *b1 = *b2; *b2 = tmp; goto try_again; } b2++; } } dep++; } } b1++; } } ZEND_API int zend_startup_modules(TSRMLS_D) { zend_hash_sort(&module_registry, zend_sort_modules, NULL, 0 TSRMLS_CC); zend_hash_apply(&module_registry, (apply_func_t)zend_startup_module_ex TSRMLS_CC); return SUCCESS; } ZEND_API zend_module_entry* zend_register_module_ex(zend_module_entry *module TSRMLS_DC) { int name_len; char *lcname; zend_module_entry *module_ptr; if (!module) { return NULL; } #if 0 zend_printf("%s: Registering module %d\n", module->name, module->module_number); #endif /* Check module dependencies */ if (module->deps) { const zend_module_dep *dep = module->deps; while (dep->name) { if (dep->type == MODULE_DEP_CONFLICTS) { name_len = strlen(dep->name); lcname = zend_str_tolower_dup(dep->name, name_len); if (zend_hash_exists(&module_registry, lcname, name_len+1)) { efree(lcname); /* TODO: Check version relationship */ zend_error(E_CORE_WARNING, "Cannot load module '%s' because conflicting module '%s' is already loaded", module->name, dep->name); return NULL; } efree(lcname); } ++dep; } } name_len = strlen(module->name); lcname = zend_str_tolower_dup(module->name, name_len); if (zend_hash_add(&module_registry, lcname, name_len+1, (void *)module, sizeof(zend_module_entry), (void**)&module_ptr)==FAILURE) { zend_error(E_CORE_WARNING, "Module '%s' already loaded", module->name); efree(lcname); return NULL; } efree(lcname); module = module_ptr; EG(current_module) = module; if (module->functions && zend_register_functions(NULL, module->functions, NULL, module->type TSRMLS_CC)==FAILURE) { EG(current_module) = NULL; zend_error(E_CORE_WARNING,"%s: Unable to register functions, unable to load", module->name); return NULL; } EG(current_module) = NULL; return module; } ZEND_API zend_module_entry* zend_register_internal_module(zend_module_entry *module TSRMLS_DC) { module->module_number = zend_next_free_module(); module->type = MODULE_PERSISTENT; return zend_register_module_ex(module TSRMLS_CC); } ZEND_API void zend_check_magic_method_implementation(zend_class_entry *ce, zend_function *fptr, int error_type TSRMLS_DC) { char lcname[16]; int name_len; /* we don't care if the function name is longer, in fact lowercasing only * the beginning of the name speeds up the check process */ name_len = strlen(fptr->common.function_name); zend_str_tolower_copy(lcname, fptr->common.function_name, MIN(name_len, sizeof(lcname)-1)); lcname[sizeof(lcname)-1] = '\0'; /* zend_str_tolower_copy won't necessarily set the zero byte */ if (name_len == sizeof(ZEND_DESTRUCTOR_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_DESTRUCTOR_FUNC_NAME, sizeof(ZEND_DESTRUCTOR_FUNC_NAME)) && fptr->common.num_args != 0) { zend_error(error_type, "Destructor %s::%s() cannot take arguments", ce->name, ZEND_DESTRUCTOR_FUNC_NAME); } else if (name_len == sizeof(ZEND_CLONE_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_CLONE_FUNC_NAME, sizeof(ZEND_CLONE_FUNC_NAME)) && fptr->common.num_args != 0) { zend_error(error_type, "Method %s::%s() cannot accept any arguments", ce->name, ZEND_CLONE_FUNC_NAME); } else if (name_len == sizeof(ZEND_GET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_GET_FUNC_NAME, sizeof(ZEND_GET_FUNC_NAME))) { if (fptr->common.num_args != 1) { zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_GET_FUNC_NAME); } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) { zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_GET_FUNC_NAME); } } else if (name_len == sizeof(ZEND_SET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_SET_FUNC_NAME, sizeof(ZEND_SET_FUNC_NAME))) { if (fptr->common.num_args != 2) { zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ce->name, ZEND_SET_FUNC_NAME); } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) { zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_SET_FUNC_NAME); } } else if (name_len == sizeof(ZEND_UNSET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_UNSET_FUNC_NAME, sizeof(ZEND_UNSET_FUNC_NAME))) { if (fptr->common.num_args != 1) { zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_UNSET_FUNC_NAME); } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) { zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_UNSET_FUNC_NAME); } } else if (name_len == sizeof(ZEND_ISSET_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_ISSET_FUNC_NAME, sizeof(ZEND_ISSET_FUNC_NAME))) { if (fptr->common.num_args != 1) { zend_error(error_type, "Method %s::%s() must take exactly 1 argument", ce->name, ZEND_ISSET_FUNC_NAME); } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1)) { zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_ISSET_FUNC_NAME); } } else if (name_len == sizeof(ZEND_CALL_FUNC_NAME) - 1 && !memcmp(lcname, ZEND_CALL_FUNC_NAME, sizeof(ZEND_CALL_FUNC_NAME))) { if (fptr->common.num_args != 2) { zend_error(error_type, "Method %s::%s() must take exactly 2 arguments", ce->name, ZEND_CALL_FUNC_NAME); } else if (ARG_SHOULD_BE_SENT_BY_REF(fptr, 1) || ARG_SHOULD_BE_SENT_BY_REF(fptr, 2)) { zend_error(error_type, "Method %s::%s() cannot take arguments by reference", ce->name, ZEND_CALL_FUNC_NAME); } } } /* registers all functions in *library_functions in the function hash */ ZEND_API int zend_register_functions(zend_class_entry *scope, const zend_function_entry *functions, HashTable *function_table, int type TSRMLS_DC) { const zend_function_entry *ptr = functions; zend_function function, *reg_function; zend_internal_function *internal_function = (zend_internal_function *)&function; int count=0, unload=0; HashTable *target_function_table = function_table; int error_type; zend_function *ctor = NULL, *dtor = NULL, *clone = NULL, *__get = NULL, *__set = NULL, *__unset = NULL, *__isset = NULL, *__call = NULL, *__tostring = NULL; char *lowercase_name; int fname_len; char *lc_class_name = NULL; int class_name_len = 0; if (type==MODULE_PERSISTENT) { error_type = E_CORE_WARNING; } else { error_type = E_WARNING; } if (!target_function_table) { target_function_table = CG(function_table); } internal_function->type = ZEND_INTERNAL_FUNCTION; internal_function->module = EG(current_module); if (scope) { class_name_len = strlen(scope->name); lc_class_name = zend_str_tolower_dup(scope->name, class_name_len); } while (ptr->fname) { internal_function->handler = ptr->handler; internal_function->function_name = (char*)ptr->fname; internal_function->scope = scope; internal_function->prototype = NULL; if (ptr->arg_info) { internal_function->arg_info = (zend_arg_info*)ptr->arg_info+1; internal_function->num_args = ptr->num_args; /* Currently you cannot denote that the function can accept less arguments than num_args */ if (ptr->arg_info[0].required_num_args == -1) { internal_function->required_num_args = ptr->num_args; } else { internal_function->required_num_args = ptr->arg_info[0].required_num_args; } internal_function->pass_rest_by_reference = ptr->arg_info[0].pass_by_reference; internal_function->return_reference = ptr->arg_info[0].return_reference; } else { internal_function->arg_info = NULL; internal_function->num_args = 0; internal_function->required_num_args = 0; internal_function->pass_rest_by_reference = 0; internal_function->return_reference = 0; } if (ptr->flags) { if (!(ptr->flags & ZEND_ACC_PPP_MASK)) { if (ptr->flags != ZEND_ACC_DEPRECATED || scope) { zend_error(error_type, "Invalid access level for %s%s%s() - access must be exactly one of public, protected or private", scope ? scope->name : "", scope ? "::" : "", ptr->fname); } internal_function->fn_flags = ZEND_ACC_PUBLIC | ptr->flags; } else { internal_function->fn_flags = ptr->flags; } } else { internal_function->fn_flags = ZEND_ACC_PUBLIC; } if (ptr->flags & ZEND_ACC_ABSTRACT) { if (scope) { /* This is a class that must be abstract itself. Here we set the check info. */ scope->ce_flags |= ZEND_ACC_IMPLICIT_ABSTRACT_CLASS; if (!(scope->ce_flags & ZEND_ACC_INTERFACE)) { /* Since the class is not an interface it needs to be declared as a abstract class. */ /* Since here we are handling internal functions only we can add the keyword flag. */ /* This time we set the flag for the keyword 'abstratc'. */ scope->ce_flags |= ZEND_ACC_EXPLICIT_ABSTRACT_CLASS; } } if (ptr->flags & ZEND_ACC_STATIC && (!scope || !(scope->ce_flags & ZEND_ACC_INTERFACE))) { zend_error(error_type, "Static function %s%s%s() cannot be abstract", scope ? scope->name : "", scope ? "::" : "", ptr->fname); } } else { if (scope && (scope->ce_flags & ZEND_ACC_INTERFACE)) { efree(lc_class_name); zend_error(error_type, "Interface %s cannot contain non abstract method %s()", scope->name, ptr->fname); return FAILURE; } if (!internal_function->handler) { if (scope) { efree(lc_class_name); } zend_error(error_type, "Method %s%s%s() cannot be a NULL function", scope ? scope->name : "", scope ? "::" : "", ptr->fname); zend_unregister_functions(functions, count, target_function_table TSRMLS_CC); return FAILURE; } } fname_len = strlen(ptr->fname); lowercase_name = do_alloca(fname_len+1); zend_str_tolower_copy(lowercase_name, ptr->fname, fname_len); if (zend_hash_add(target_function_table, lowercase_name, fname_len+1, &function, sizeof(zend_function), (void**)®_function) == FAILURE) { unload=1; free_alloca(lowercase_name); break; } if (scope) { /* Look for ctor, dtor, clone * If it's an old-style constructor, store it only if we don't have * a constructor already. */ if ((fname_len == class_name_len) && !memcmp(lowercase_name, lc_class_name, class_name_len+1) && !ctor) { ctor = reg_function; } else if ((fname_len == sizeof(ZEND_CONSTRUCTOR_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CONSTRUCTOR_FUNC_NAME, sizeof(ZEND_CONSTRUCTOR_FUNC_NAME))) { ctor = reg_function; } else if ((fname_len == sizeof(ZEND_DESTRUCTOR_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_DESTRUCTOR_FUNC_NAME, sizeof(ZEND_DESTRUCTOR_FUNC_NAME))) { dtor = reg_function; if (internal_function->num_args) { zend_error(error_type, "Destructor %s::%s() cannot take arguments", scope->name, ptr->fname); } } else if ((fname_len == sizeof(ZEND_CLONE_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CLONE_FUNC_NAME, sizeof(ZEND_CLONE_FUNC_NAME))) { clone = reg_function; } else if ((fname_len == sizeof(ZEND_CALL_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_CALL_FUNC_NAME, sizeof(ZEND_CALL_FUNC_NAME))) { __call = reg_function; } else if ((fname_len == sizeof(ZEND_TOSTRING_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_TOSTRING_FUNC_NAME, sizeof(ZEND_TOSTRING_FUNC_NAME))) { __tostring = reg_function; } else if ((fname_len == sizeof(ZEND_GET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_GET_FUNC_NAME, sizeof(ZEND_GET_FUNC_NAME))) { __get = reg_function; } else if ((fname_len == sizeof(ZEND_SET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_SET_FUNC_NAME, sizeof(ZEND_SET_FUNC_NAME))) { __set = reg_function; } else if ((fname_len == sizeof(ZEND_UNSET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_UNSET_FUNC_NAME, sizeof(ZEND_UNSET_FUNC_NAME))) { __unset = reg_function; } else if ((fname_len == sizeof(ZEND_ISSET_FUNC_NAME)-1) && !memcmp(lowercase_name, ZEND_ISSET_FUNC_NAME, sizeof(ZEND_ISSET_FUNC_NAME))) { __isset = reg_function; } else { reg_function = NULL; } if (reg_function) { zend_check_magic_method_implementation(scope, reg_function, error_type TSRMLS_CC); } } ptr++; count++; free_alloca(lowercase_name); } if (unload) { /* before unloading, display all remaining bad function in the module */ if (scope) { efree(lc_class_name); } while (ptr->fname) { if (zend_hash_exists(target_function_table, ptr->fname, strlen(ptr->fname)+1)) { zend_error(error_type, "Function registration failed - duplicate name - %s%s%s", scope ? scope->name : "", scope ? "::" : "", ptr->fname); } ptr++; } zend_unregister_functions(functions, count, target_function_table TSRMLS_CC); return FAILURE; } if (scope) { scope->constructor = ctor; scope->destructor = dtor; scope->clone = clone; scope->__call = __call; scope->__tostring = __tostring; scope->__get = __get; scope->__set = __set; scope->__unset = __unset; scope->__isset = __isset; if (ctor) { ctor->common.fn_flags |= ZEND_ACC_CTOR; if (ctor->common.fn_flags & ZEND_ACC_STATIC) { zend_error(error_type, "Constructor %s::%s() cannot be static", scope->name, ctor->common.function_name); } ctor->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC; } if (dtor) { dtor->common.fn_flags |= ZEND_ACC_DTOR; if (dtor->common.fn_flags & ZEND_ACC_STATIC) { zend_error(error_type, "Destructor %s::%s() cannot be static", scope->name, dtor->common.function_name); } dtor->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC; } if (clone) { clone->common.fn_flags |= ZEND_ACC_CLONE; if (clone->common.fn_flags & ZEND_ACC_STATIC) { zend_error(error_type, "Constructor %s::%s() cannot be static", scope->name, clone->common.function_name); } clone->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC; } if (__call) { if (__call->common.fn_flags & ZEND_ACC_STATIC) { zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __call->common.function_name); } __call->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC; } if (__tostring) { if (__tostring->common.fn_flags & ZEND_ACC_STATIC) { zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __tostring->common.function_name); } __tostring->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC; } if (__get) { if (__get->common.fn_flags & ZEND_ACC_STATIC) { zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __get->common.function_name); } __get->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC; } if (__set) { if (__set->common.fn_flags & ZEND_ACC_STATIC) { zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __set->common.function_name); } __set->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC; } if (__unset) { if (__unset->common.fn_flags & ZEND_ACC_STATIC) { zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __unset->common.function_name); } __unset->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC; } if (__isset) { if (__isset->common.fn_flags & ZEND_ACC_STATIC) { zend_error(error_type, "Method %s::%s() cannot be static", scope->name, __isset->common.function_name); } __isset->common.fn_flags &= ~ZEND_ACC_ALLOW_STATIC; } efree(lc_class_name); } return SUCCESS; } /* count=-1 means erase all functions, otherwise, * erase the first count functions */ ZEND_API void zend_unregister_functions(const zend_function_entry *functions, int count, HashTable *function_table TSRMLS_DC) { const zend_function_entry *ptr = functions; int i=0; HashTable *target_function_table = function_table; if (!target_function_table) { target_function_table = CG(function_table); } while (ptr->fname) { if (count!=-1 && i>=count) { break; } #if 0 zend_printf("Unregistering %s()\n", ptr->fname); #endif zend_hash_del(target_function_table, ptr->fname, strlen(ptr->fname)+1); ptr++; i++; } } ZEND_API int zend_startup_module(zend_module_entry *module) { TSRMLS_FETCH(); if ((module = zend_register_internal_module(module TSRMLS_CC)) != NULL && zend_startup_module_ex(module TSRMLS_CC) == SUCCESS) { return SUCCESS; } return FAILURE; } ZEND_API int zend_get_module_started(char *module_name) { zend_module_entry *module; return (zend_hash_find(&module_registry, module_name, strlen(module_name)+1, (void**)&module) == SUCCESS && module->module_started) ? SUCCESS : FAILURE; } void module_destructor(zend_module_entry *module) { TSRMLS_FETCH(); if (module->type == MODULE_TEMPORARY) { zend_clean_module_rsrc_dtors(module->module_number TSRMLS_CC); clean_module_constants(module->module_number TSRMLS_CC); } if (module->module_started && module->module_shutdown_func) { #if 0 zend_printf("%s: Module shutdown\n", module->name); #endif module->module_shutdown_func(module->type, module->module_number TSRMLS_CC); } /* Deinitilaise module globals */ if (module->globals_size) { #ifdef ZTS ts_free_id(*module->globals_id_ptr); #else if (module->globals_dtor) { module->globals_dtor(module->globals_ptr TSRMLS_CC); } #endif } module->module_started=0; if (module->functions) { zend_unregister_functions(module->functions, -1, NULL TSRMLS_CC); } #if HAVE_LIBDL || defined(HAVE_MACH_O_DYLD_H) #if !(defined(NETWARE) && defined(APACHE_1_BUILD)) if (module->handle) { DL_UNLOAD(module->handle); } #endif #endif } /* call request startup for all modules */ int module_registry_request_startup(zend_module_entry *module TSRMLS_DC) { if (module->request_startup_func) { #if 0 zend_printf("%s: Request startup\n", module->name); #endif if (module->request_startup_func(module->type, module->module_number TSRMLS_CC)==FAILURE) { zend_error(E_WARNING, "request_startup() for %s module failed", module->name); exit(1); } } return 0; } /* call request shutdown for all modules */ int module_registry_cleanup(zend_module_entry *module TSRMLS_DC) { if (module->request_shutdown_func) { #if 0 zend_printf("%s: Request shutdown\n", module->name); #endif module->request_shutdown_func(module->type, module->module_number TSRMLS_CC); } return 0; } int module_registry_unload_temp(zend_module_entry *module TSRMLS_DC) { return (module->type == MODULE_TEMPORARY) ? ZEND_HASH_APPLY_REMOVE : ZEND_HASH_APPLY_STOP; } /* return the next free module number */ int zend_next_free_module(void) { return ++module_count; } static zend_class_entry *do_register_internal_class(zend_class_entry *orig_class_entry, zend_uint ce_flags TSRMLS_DC) { zend_class_entry *class_entry = malloc(sizeof(zend_class_entry)); char *lowercase_name = malloc(orig_class_entry->name_length + 1); *class_entry = *orig_class_entry; class_entry->type = ZEND_INTERNAL_CLASS; zend_initialize_class_data(class_entry, 0 TSRMLS_CC); class_entry->ce_flags = ce_flags; class_entry->module = EG(current_module); if (class_entry->builtin_functions) { zend_register_functions(class_entry, class_entry->builtin_functions, &class_entry->function_table, MODULE_PERSISTENT TSRMLS_CC); } zend_str_tolower_copy(lowercase_name, orig_class_entry->name, class_entry->name_length); zend_hash_update(CG(class_table), lowercase_name, class_entry->name_length+1, &class_entry, sizeof(zend_class_entry *), NULL); free(lowercase_name); return class_entry; } /* If parent_ce is not NULL then it inherits from parent_ce * If parent_ce is NULL and parent_name isn't then it looks for the parent and inherits from it * If both parent_ce and parent_name are NULL it does a regular class registration * If parent_name is specified but not found NULL is returned */ ZEND_API zend_class_entry *zend_register_internal_class_ex(zend_class_entry *class_entry, zend_class_entry *parent_ce, char *parent_name TSRMLS_DC) { zend_class_entry *register_class; if (!parent_ce && parent_name) { zend_class_entry **pce; if (zend_hash_find(CG(class_table), parent_name, strlen(parent_name)+1, (void **) &pce)==FAILURE) { return NULL; } else { parent_ce = *pce; } } register_class = zend_register_internal_class(class_entry TSRMLS_CC); if (parent_ce) { zend_do_inheritance(register_class, parent_ce TSRMLS_CC); } return register_class; } ZEND_API void zend_class_implements(zend_class_entry *class_entry TSRMLS_DC, int num_interfaces, ...) { zend_class_entry *interface_entry; va_list interface_list; va_start(interface_list, num_interfaces); while (num_interfaces--) { interface_entry = va_arg(interface_list, zend_class_entry *); zend_do_implement_interface(class_entry, interface_entry TSRMLS_CC); } va_end(interface_list); } /* A class that contains at least one abstract method automatically becomes an abstract class. */ ZEND_API zend_class_entry *zend_register_internal_class(zend_class_entry *orig_class_entry TSRMLS_DC) { return do_register_internal_class(orig_class_entry, 0 TSRMLS_CC); } ZEND_API zend_class_entry *zend_register_internal_interface(zend_class_entry *orig_class_entry TSRMLS_DC) { return do_register_internal_class(orig_class_entry, ZEND_ACC_INTERFACE TSRMLS_CC); } ZEND_API int zend_set_hash_symbol(zval *symbol, char *name, int name_length, zend_bool is_ref, int num_symbol_tables, ...) { HashTable *symbol_table; va_list symbol_table_list; if (num_symbol_tables <= 0) return FAILURE; symbol->is_ref = is_ref; va_start(symbol_table_list, num_symbol_tables); while (num_symbol_tables-- > 0) { symbol_table = va_arg(symbol_table_list, HashTable *); zend_hash_update(symbol_table, name, name_length + 1, &symbol, sizeof(zval *), NULL); zval_add_ref(&symbol); } va_end(symbol_table_list); return SUCCESS; } /* Disabled functions support */ ZEND_API ZEND_FUNCTION(display_disabled_function) { zend_error(E_WARNING, "%s() has been disabled for security reasons", get_active_function_name(TSRMLS_C)); } static zend_function_entry disabled_function[] = { ZEND_FE(display_disabled_function, NULL) { NULL, NULL, NULL } }; ZEND_API int zend_disable_function(char *function_name, uint function_name_length TSRMLS_DC) { if (zend_hash_del(CG(function_table), function_name, function_name_length+1)==FAILURE) { return FAILURE; } disabled_function[0].fname = function_name; return zend_register_functions(NULL, disabled_function, CG(function_table), MODULE_PERSISTENT TSRMLS_CC); } static zend_object_value display_disabled_class(zend_class_entry *class_type TSRMLS_DC) { zend_object_value retval; zend_object *intern; retval = zend_objects_new(&intern, class_type TSRMLS_CC); ALLOC_HASHTABLE(intern->properties); zend_hash_init(intern->properties, 0, NULL, ZVAL_PTR_DTOR, 0); zend_error(E_WARNING, "%s() has been disabled for security reasons", class_type->name); return retval; } static const zend_function_entry disabled_class_new[] = { { NULL, NULL, NULL } }; ZEND_API int zend_disable_class(char *class_name, uint class_name_length TSRMLS_DC) { zend_class_entry disabled_class; zend_str_tolower(class_name, class_name_length); if (zend_hash_del(CG(class_table), class_name, class_name_length+1)==FAILURE) { return FAILURE; } INIT_CLASS_ENTRY(disabled_class, class_name, disabled_class_new); disabled_class.create_object = display_disabled_class; disabled_class.name_length = class_name_length; zend_register_internal_class(&disabled_class TSRMLS_CC); return SUCCESS; } static int zend_is_callable_check_func(int check_flags, zval ***zobj_ptr_ptr, zend_class_entry *ce_org, zval *callable, zend_class_entry **ce_ptr, zend_function **fptr_ptr TSRMLS_DC) { int retval; char *lcname, *lmname, *colon; int clen, mlen; zend_function *fptr; zend_class_entry **pce; HashTable *ftable; *ce_ptr = NULL; *fptr_ptr = NULL; if (!ce_org) { /* Skip leading :: */ if (Z_STRVAL_P(callable)[0] == ':' && Z_STRVAL_P(callable)[1] == ':') { mlen = Z_STRLEN_P(callable) - 2; lmname = zend_str_tolower_dup(Z_STRVAL_P(callable) + 2, mlen); } else { mlen = Z_STRLEN_P(callable); lmname = zend_str_tolower_dup(Z_STRVAL_P(callable), mlen); } /* Check if function with given name exists. This may be a compound name that includes namespace name */ if (zend_hash_find(EG(function_table), lmname, mlen+1, (void**)&fptr) == SUCCESS) { *fptr_ptr = fptr; efree(lmname); return 1; } efree(lmname); } /* Split name into class/namespace and method/function names */ if ((colon = zend_memrchr(Z_STRVAL_P(callable), ':', Z_STRLEN_P(callable))) != NULL && colon > Z_STRVAL_P(callable) && *(colon-1) == ':') { colon--; clen = colon - Z_STRVAL_P(callable); mlen = Z_STRLEN_P(callable) - clen - 2; lmname = colon + 2; } if (colon != NULL) { /* This is a compound name. Try to fetch class and then find static method. */ *ce_ptr = zend_fetch_class(Z_STRVAL_P(callable), clen, ZEND_FETCH_CLASS_AUTO TSRMLS_CC); if (!*ce_ptr) { return 0; } ftable = &(*ce_ptr)->function_table; if (ce_org && !instanceof_function(ce_org, *ce_ptr TSRMLS_CC)) { return 0; } lmname = zend_str_tolower_dup(Z_STRVAL_P(callable) + clen + 2, mlen); } else if (ce_org) { /* Try to fetch find static method of given class. */ mlen = Z_STRLEN_P(callable); lmname = zend_str_tolower_dup(Z_STRVAL_P(callable), Z_STRLEN_P(callable)); ftable = &ce_org->function_table; *ce_ptr = ce_org; } else { /* We already checked for plain function before. */ return 0; } retval = zend_hash_find(ftable, lmname, mlen+1, (void**)&fptr) == SUCCESS ? 1 : 0; if (!retval) { if (*zobj_ptr_ptr && *ce_ptr && (*ce_ptr)->__call != 0) { retval = (*ce_ptr)->__call != NULL; *fptr_ptr = (*ce_ptr)->__call; } } else { *fptr_ptr = fptr; if (*ce_ptr) { if (!*zobj_ptr_ptr && !(fptr->common.fn_flags & ZEND_ACC_STATIC)) { if ((check_flags & IS_CALLABLE_CHECK_IS_STATIC) != 0) { retval = 0; } else { if (EG(This) && instanceof_function(Z_OBJCE_P(EG(This)), *ce_ptr TSRMLS_CC)) { *zobj_ptr_ptr = &EG(This); zend_error(E_STRICT, "Non-static method %s::%s() cannot be called statically, assuming $this from compatible context %s", (*ce_ptr)->name, fptr->common.function_name, Z_OBJCE_P(EG(This))->name); } else { zend_error(E_STRICT, "Non-static method %s::%s() cannot be called statically", (*ce_ptr)->name, fptr->common.function_name); } } } if (retval && (check_flags & IS_CALLABLE_CHECK_NO_ACCESS) == 0) { if (fptr->op_array.fn_flags & ZEND_ACC_PRIVATE) { if (!zend_check_private(fptr, *zobj_ptr_ptr ? Z_OBJCE_PP(*zobj_ptr_ptr) : EG(scope), lmname, mlen TSRMLS_CC)) { retval = 0; } } else if ((fptr->common.fn_flags & ZEND_ACC_PROTECTED)) { if (!zend_check_protected(fptr->common.scope, EG(scope))) { retval = 0; } } } } } efree(lmname); return retval; } ZEND_API zend_bool zend_is_callable_ex(zval *callable, uint check_flags, char **callable_name, int *callable_name_len, zend_class_entry **ce_ptr, zend_function **fptr_ptr, zval ***zobj_ptr_ptr TSRMLS_DC) { char *lcname; zend_bool retval = 0; int callable_name_len_local; zend_class_entry *ce_local, **pce; zend_function *fptr_local; zval **zobj_ptr_local; if (callable_name) { *callable_name = NULL; } if (callable_name_len == NULL) { callable_name_len = &callable_name_len_local; } if (ce_ptr == NULL) { ce_ptr = &ce_local; } if (fptr_ptr == NULL) { fptr_ptr = &fptr_local; } if (zobj_ptr_ptr == NULL) { zobj_ptr_ptr = &zobj_ptr_local; } *ce_ptr = NULL; *fptr_ptr = NULL; *zobj_ptr_ptr = NULL; switch (Z_TYPE_P(callable)) { case IS_STRING: if (callable_name) { *callable_name = estrndup(Z_STRVAL_P(callable), Z_STRLEN_P(callable)); *callable_name_len = Z_STRLEN_P(callable); } if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) { return 1; } retval = zend_is_callable_check_func(check_flags|IS_CALLABLE_CHECK_IS_STATIC, zobj_ptr_ptr, NULL, callable, ce_ptr, fptr_ptr TSRMLS_CC); break; case IS_ARRAY: { zend_class_entry *ce = NULL; zval **method; zval **obj; if (zend_hash_num_elements(Z_ARRVAL_P(callable)) == 2 && zend_hash_index_find(Z_ARRVAL_P(callable), 0, (void **) &obj) == SUCCESS && zend_hash_index_find(Z_ARRVAL_P(callable), 1, (void **) &method) == SUCCESS && (Z_TYPE_PP(obj) == IS_OBJECT || Z_TYPE_PP(obj) == IS_STRING) && Z_TYPE_PP(method) == IS_STRING) { if (Z_TYPE_PP(obj) == IS_STRING) { if (callable_name) { char *ptr; *callable_name_len = Z_STRLEN_PP(obj) + Z_STRLEN_PP(method) + sizeof("::") - 1; ptr = *callable_name = emalloc(*callable_name_len + 1); memcpy(ptr, Z_STRVAL_PP(obj), Z_STRLEN_PP(obj)); ptr += Z_STRLEN_PP(obj); memcpy(ptr, "::", sizeof("::") - 1); ptr += sizeof("::") - 1; memcpy(ptr, Z_STRVAL_PP(method), Z_STRLEN_PP(method) + 1); } if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) { return 1; } lcname = zend_str_tolower_dup(Z_STRVAL_PP(obj), Z_STRLEN_PP(obj)); if (Z_STRLEN_PP(obj) == sizeof("self") - 1 && memcmp(lcname, "self", sizeof("self")-1) == 0 && EG(active_op_array)) { ce = EG(active_op_array)->scope; } else if (Z_STRLEN_PP(obj) == sizeof("parent") - 1 && memcmp(lcname, "parent", sizeof("parent")-1) == 0 && EG(active_op_array) && EG(active_op_array)->scope) { ce = EG(active_op_array)->scope->parent; } else if (Z_STRLEN_PP(obj) == sizeof("static")-1 && !memcmp(lcname, "static", sizeof("static")-1)) { ce = EG(called_scope); } else if (zend_lookup_class(Z_STRVAL_PP(obj), Z_STRLEN_PP(obj), &pce TSRMLS_CC) == SUCCESS) { ce = *pce; } efree(lcname); } else { ce = Z_OBJCE_PP(obj); /* TBFixed: what if it's overloaded? */ *zobj_ptr_ptr = obj; if (callable_name) { char *ptr; *callable_name_len = ce->name_length + Z_STRLEN_PP(method) + sizeof("::") - 1; ptr = *callable_name = emalloc(*callable_name_len + 1); memcpy(ptr, ce->name, ce->name_length); ptr += ce->name_length; memcpy(ptr, "::", sizeof("::") - 1); ptr += sizeof("::") - 1; memcpy(ptr, Z_STRVAL_PP(method), Z_STRLEN_PP(method) + 1); } if (check_flags & IS_CALLABLE_CHECK_SYNTAX_ONLY) { *ce_ptr = ce; return 1; } } if (ce) { retval = zend_is_callable_check_func(check_flags, zobj_ptr_ptr, ce, *method, ce_ptr, fptr_ptr TSRMLS_CC); } } else if (callable_name) { *callable_name = estrndup("Array", sizeof("Array")-1); *callable_name_len = sizeof("Array") - 1; } *ce_ptr = ce; } break; default: if (callable_name) { zval expr_copy; int use_copy; zend_make_printable_zval(callable, &expr_copy, &use_copy); *callable_name = estrndup(Z_STRVAL(expr_copy), Z_STRLEN(expr_copy)); *callable_name_len = Z_STRLEN(expr_copy); zval_dtor(&expr_copy); } break; } return retval; } ZEND_API zend_bool zend_is_callable(zval *callable, uint check_flags, char **callable_name) { TSRMLS_FETCH(); return zend_is_callable_ex(callable, check_flags, callable_name, NULL, NULL, NULL, NULL TSRMLS_CC); } ZEND_API zend_bool zend_make_callable(zval *callable, char **callable_name TSRMLS_DC) { zend_class_entry *ce; zend_function *fptr; zval **zobj_ptr; if (zend_is_callable_ex(callable, 0, callable_name, NULL, &ce, &fptr, &zobj_ptr TSRMLS_CC)) { if (Z_TYPE_P(callable) == IS_STRING && ce) { zval_dtor(callable); array_init(callable); add_next_index_string(callable, ce->name, 1); add_next_index_string(callable, fptr->common.function_name, 1); } return 1; } return 0; } ZEND_API int zend_fcall_info_init(zval *callable, zend_fcall_info *fci, zend_fcall_info_cache *fcc TSRMLS_DC) { zend_class_entry *ce; zend_function *func; zval **obj; if (!zend_is_callable_ex(callable, IS_CALLABLE_STRICT, NULL, NULL, &ce, &func, &obj TSRMLS_CC)) { return FAILURE; } fci->size = sizeof(*fci); fci->function_table = ce ? &ce->function_table : EG(function_table); fci->object_pp = obj; fci->function_name = callable; fci->retval_ptr_ptr = NULL; fci->param_count = 0; fci->params = NULL; fci->no_separation = 1; fci->symbol_table = NULL; if (strlen(func->common.function_name) == sizeof(ZEND_CALL_FUNC_NAME) - 1 && !memcmp(func->common.function_name, ZEND_CALL_FUNC_NAME, sizeof(ZEND_CALL_FUNC_NAME))) { fcc->initialized = 0; fcc->function_handler = NULL; fcc->calling_scope = NULL; fcc->object_pp = NULL; } else { fcc->initialized = 1; fcc->function_handler = func; fcc->calling_scope = ce; fcc->object_pp = obj; } return SUCCESS; } ZEND_API void zend_fcall_info_args_clear(zend_fcall_info *fci, int free_mem) { if (fci->params) { while (fci->param_count) { zval_ptr_dtor(fci->params[--fci->param_count]); } if (free_mem) { efree(fci->params); fci->params = NULL; } } fci->param_count = 0; } ZEND_API void zend_fcall_info_args_save(zend_fcall_info *fci, int *param_count, zval ****params) { *param_count = fci->param_count; *params = fci->params; fci->param_count = 0; fci->params = NULL; } ZEND_API void zend_fcall_info_args_restore(zend_fcall_info *fci, int param_count, zval ***params) { zend_fcall_info_args_clear(fci, 1); fci->param_count = param_count; fci->params = params; } ZEND_API int zend_fcall_info_args(zend_fcall_info *fci, zval *args TSRMLS_DC) { HashPosition pos; zval **arg, ***params; zend_fcall_info_args_clear(fci, !args); if (!args) { return SUCCESS; } if (Z_TYPE_P(args) != IS_ARRAY) { return FAILURE; } fci->param_count = zend_hash_num_elements(Z_ARRVAL_P(args)); fci->params = params = (zval***)safe_emalloc(sizeof(zval**), fci->param_count, 0); zend_hash_internal_pointer_reset_ex(Z_ARRVAL_P(args), &pos); while (zend_hash_get_current_data_ex(Z_ARRVAL_P(args), (void **) &arg, &pos) == SUCCESS) { *params++ = arg; (*arg)->refcount++; zend_hash_move_forward_ex(Z_ARRVAL_P(args), &pos); } return SUCCESS; } ZEND_API int zend_fcall_info_call(zend_fcall_info *fci, zend_fcall_info_cache *fcc, zval **retval_ptr_ptr, zval *args TSRMLS_DC) { zval *retval, ***org_params = NULL; int result, org_count = 0; fci->retval_ptr_ptr = retval_ptr_ptr ? retval_ptr_ptr : &retval; if (args) { zend_fcall_info_args_save(fci, &org_count, &org_params); zend_fcall_info_args(fci, args TSRMLS_CC); } result = zend_call_function(fci, fcc TSRMLS_CC); if (!retval_ptr_ptr && retval) { zval_ptr_dtor(&retval); } if (args) { zend_fcall_info_args_restore(fci, org_count, org_params); } return result; } ZEND_API const char *zend_get_module_version(const char *module_name) { char *lname; int name_len = strlen(module_name); zend_module_entry *module; lname = zend_str_tolower_dup(module_name, name_len); if (zend_hash_find(&module_registry, lname, name_len + 1, (void**)&module) == FAILURE) { efree(lname); return NULL; } efree(lname); return module->version; } ZEND_API int zend_declare_property(zend_class_entry *ce, char *name, int name_length, zval *property, int access_type TSRMLS_DC) { return zend_declare_property_ex(ce, name, name_length, property, access_type, NULL, 0 TSRMLS_CC); } ZEND_API int zend_declare_property_ex(zend_class_entry *ce, char *name, int name_length, zval *property, int access_type, char *doc_comment, int doc_comment_len TSRMLS_DC) { zend_property_info property_info; HashTable *target_symbol_table; if (!(access_type & ZEND_ACC_PPP_MASK)) { access_type |= ZEND_ACC_PUBLIC; } if (access_type & ZEND_ACC_STATIC) { target_symbol_table = &ce->default_static_members; } else { target_symbol_table = &ce->default_properties; } if (ce->type & ZEND_INTERNAL_CLASS) { switch(Z_TYPE_P(property)) { case IS_ARRAY: case IS_CONSTANT_ARRAY: case IS_OBJECT: case IS_RESOURCE: zend_error(E_CORE_ERROR, "Internal zval's can't be arrays, objects or resources"); break; default: break; } } switch (access_type & ZEND_ACC_PPP_MASK) { case ZEND_ACC_PRIVATE: { char *priv_name; int priv_name_length; zend_mangle_property_name(&priv_name, &priv_name_length, ce->name, ce->name_length, name, name_length, ce->type & ZEND_INTERNAL_CLASS); zend_hash_update(target_symbol_table, priv_name, priv_name_length+1, &property, sizeof(zval *), NULL); property_info.name = priv_name; property_info.name_length = priv_name_length; } break; case ZEND_ACC_PROTECTED: { char *prot_name; int prot_name_length; zend_mangle_property_name(&prot_name, &prot_name_length, "*", 1, name, name_length, ce->type & ZEND_INTERNAL_CLASS); zend_hash_update(target_symbol_table, prot_name, prot_name_length+1, &property, sizeof(zval *), NULL); property_info.name = prot_name; property_info.name_length = prot_name_length; } break; case ZEND_ACC_PUBLIC: if (ce->parent) { char *prot_name; int prot_name_length; zend_mangle_property_name(&prot_name, &prot_name_length, "*", 1, name, name_length, ce->type & ZEND_INTERNAL_CLASS); zend_hash_del(target_symbol_table, prot_name, prot_name_length+1); pefree(prot_name, ce->type & ZEND_INTERNAL_CLASS); } zend_hash_update(target_symbol_table, name, name_length+1, &property, sizeof(zval *), NULL); property_info.name = ce->type & ZEND_INTERNAL_CLASS ? zend_strndup(name, name_length) : estrndup(name, name_length); property_info.name_length = name_length; break; } property_info.flags = access_type; property_info.h = zend_get_hash_value(property_info.name, property_info.name_length+1); property_info.doc_comment = doc_comment; property_info.doc_comment_len = doc_comment_len; property_info.ce = ce; zend_hash_update(&ce->properties_info, name, name_length + 1, &property_info, sizeof(zend_property_info), NULL); return SUCCESS; } ZEND_API int zend_declare_property_null(zend_class_entry *ce, char *name, int name_length, int access_type TSRMLS_DC) { zval *property; if (ce->type & ZEND_INTERNAL_CLASS) { property = malloc(sizeof(zval)); } else { ALLOC_ZVAL(property); } INIT_ZVAL(*property); return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC); } ZEND_API int zend_declare_property_bool(zend_class_entry *ce, char *name, int name_length, long value, int access_type TSRMLS_DC) { zval *property; if (ce->type & ZEND_INTERNAL_CLASS) { property = malloc(sizeof(zval)); } else { ALLOC_ZVAL(property); } INIT_PZVAL(property); ZVAL_BOOL(property, value); return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC); } ZEND_API int zend_declare_property_long(zend_class_entry *ce, char *name, int name_length, long value, int access_type TSRMLS_DC) { zval *property; if (ce->type & ZEND_INTERNAL_CLASS) { property = malloc(sizeof(zval)); } else { ALLOC_ZVAL(property); } INIT_PZVAL(property); ZVAL_LONG(property, value); return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC); } ZEND_API int zend_declare_property_double(zend_class_entry *ce, char *name, int name_length, double value, int access_type TSRMLS_DC) { zval *property; if (ce->type & ZEND_INTERNAL_CLASS) { property = malloc(sizeof(zval)); } else { ALLOC_ZVAL(property); } INIT_PZVAL(property); ZVAL_DOUBLE(property, value); return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC); } ZEND_API int zend_declare_property_string(zend_class_entry *ce, char *name, int name_length, char *value, int access_type TSRMLS_DC) { zval *property; int len = strlen(value); if (ce->type & ZEND_INTERNAL_CLASS) { property = malloc(sizeof(zval)); ZVAL_STRINGL(property, zend_strndup(value, len), len, 0); } else { ALLOC_ZVAL(property); ZVAL_STRINGL(property, value, len, 1); } INIT_PZVAL(property); return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC); } ZEND_API int zend_declare_property_stringl(zend_class_entry *ce, char *name, int name_length, char *value, int value_len, int access_type TSRMLS_DC) { zval *property; if (ce->type & ZEND_INTERNAL_CLASS) { property = malloc(sizeof(zval)); ZVAL_STRINGL(property, zend_strndup(value, value_len), value_len, 0); } else { ALLOC_ZVAL(property); ZVAL_STRINGL(property, value, value_len, 1); } INIT_PZVAL(property); return zend_declare_property(ce, name, name_length, property, access_type TSRMLS_CC); } ZEND_API int zend_declare_class_constant(zend_class_entry *ce, char *name, size_t name_length, zval *value TSRMLS_DC) { return zend_hash_update(&ce->constants_table, name, name_length+1, &value, sizeof(zval *), NULL); } ZEND_API int zend_declare_class_constant_null(zend_class_entry *ce, char *name, size_t name_length TSRMLS_DC) { zval *constant; if (ce->type & ZEND_INTERNAL_CLASS) { constant = malloc(sizeof(zval)); } else { ALLOC_ZVAL(constant); } ZVAL_NULL(constant); INIT_PZVAL(constant); return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC); } ZEND_API int zend_declare_class_constant_long(zend_class_entry *ce, char *name, size_t name_length, long value TSRMLS_DC) { zval *constant; if (ce->type & ZEND_INTERNAL_CLASS) { constant = malloc(sizeof(zval)); } else { ALLOC_ZVAL(constant); } ZVAL_LONG(constant, value); INIT_PZVAL(constant); return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC); } ZEND_API int zend_declare_class_constant_bool(zend_class_entry *ce, char *name, size_t name_length, zend_bool value TSRMLS_DC) { zval *constant; if (ce->type & ZEND_INTERNAL_CLASS) { constant = malloc(sizeof(zval)); } else { ALLOC_ZVAL(constant); } ZVAL_BOOL(constant, value); INIT_PZVAL(constant); return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC); } ZEND_API int zend_declare_class_constant_double(zend_class_entry *ce, char *name, size_t name_length, double value TSRMLS_DC) { zval *constant; if (ce->type & ZEND_INTERNAL_CLASS) { constant = malloc(sizeof(zval)); } else { ALLOC_ZVAL(constant); } ZVAL_DOUBLE(constant, value); INIT_PZVAL(constant); return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC); } ZEND_API int zend_declare_class_constant_stringl(zend_class_entry *ce, char *name, size_t name_length, char *value, size_t value_length TSRMLS_DC) { zval *constant; if (ce->type & ZEND_INTERNAL_CLASS) { constant = malloc(sizeof(zval)); ZVAL_STRINGL(constant, zend_strndup(value, value_length), value_length, 0); } else { ALLOC_ZVAL(constant); ZVAL_STRINGL(constant, value, value_length, 1); } INIT_PZVAL(constant); return zend_declare_class_constant(ce, name, name_length, constant TSRMLS_CC); } ZEND_API int zend_declare_class_constant_string(zend_class_entry *ce, char *name, size_t name_length, char *value TSRMLS_DC) { return zend_declare_class_constant_stringl(ce, name, name_length, value, strlen(value) TSRMLS_CC); } ZEND_API void zend_update_property(zend_class_entry *scope, zval *object, char *name, int name_length, zval *value TSRMLS_DC) { zval *property; zend_class_entry *old_scope = EG(scope); EG(scope) = scope; if (!Z_OBJ_HT_P(object)->write_property) { char *class_name; zend_uint class_name_len; zend_get_object_classname(object, &class_name, &class_name_len TSRMLS_CC); zend_error(E_CORE_ERROR, "Property %s of class %s cannot be updated", name, class_name); } MAKE_STD_ZVAL(property); ZVAL_STRINGL(property, name, name_length, 1); Z_OBJ_HT_P(object)->write_property(object, property, value TSRMLS_CC); zval_ptr_dtor(&property); EG(scope) = old_scope; } ZEND_API void zend_update_property_null(zend_class_entry *scope, zval *object, char *name, int name_length TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_NULL(tmp); zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC); } ZEND_API void zend_update_property_bool(zend_class_entry *scope, zval *object, char *name, int name_length, long value TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_BOOL(tmp, value); zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC); } ZEND_API void zend_update_property_long(zend_class_entry *scope, zval *object, char *name, int name_length, long value TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_LONG(tmp, value); zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC); } ZEND_API void zend_update_property_double(zend_class_entry *scope, zval *object, char *name, int name_length, double value TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_DOUBLE(tmp, value); zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC); } ZEND_API void zend_update_property_string(zend_class_entry *scope, zval *object, char *name, int name_length, char *value TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_STRING(tmp, value, 1); zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC); } ZEND_API void zend_update_property_stringl(zend_class_entry *scope, zval *object, char *name, int name_length, char *value, int value_len TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_STRINGL(tmp, value, value_len, 1); zend_update_property(scope, object, name, name_length, tmp TSRMLS_CC); } ZEND_API int zend_update_static_property(zend_class_entry *scope, char *name, int name_length, zval *value TSRMLS_DC) { zval **property; zend_class_entry *old_scope = EG(scope); EG(scope) = scope; property = zend_std_get_static_property(scope, name, name_length, 0 TSRMLS_CC); EG(scope) = old_scope; if (!property) { return FAILURE; } else { if (*property != value) { if (PZVAL_IS_REF(*property)) { zval_dtor(*property); Z_TYPE_PP(property) = Z_TYPE_P(value); (*property)->value = value->value; if (value->refcount > 0) { zval_copy_ctor(*property); } } else { zval *garbage = *property; value->refcount++; if (PZVAL_IS_REF(value)) { SEPARATE_ZVAL(&value); } *property = value; zval_ptr_dtor(&garbage); } } return SUCCESS; } } ZEND_API int zend_update_static_property_null(zend_class_entry *scope, char *name, int name_length TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_NULL(tmp); return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC); } ZEND_API int zend_update_static_property_bool(zend_class_entry *scope, char *name, int name_length, long value TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_BOOL(tmp, value); return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC); } ZEND_API int zend_update_static_property_long(zend_class_entry *scope, char *name, int name_length, long value TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_LONG(tmp, value); return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC); } ZEND_API int zend_update_static_property_double(zend_class_entry *scope, char *name, int name_length, double value TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_DOUBLE(tmp, value); return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC); } ZEND_API int zend_update_static_property_string(zend_class_entry *scope, char *name, int name_length, char *value TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_STRING(tmp, value, 1); return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC); } ZEND_API int zend_update_static_property_stringl(zend_class_entry *scope, char *name, int name_length, char *value, int value_len TSRMLS_DC) { zval *tmp; ALLOC_ZVAL(tmp); tmp->is_ref = 0; tmp->refcount = 0; ZVAL_STRINGL(tmp, value, value_len, 1); return zend_update_static_property(scope, name, name_length, tmp TSRMLS_CC); } ZEND_API zval *zend_read_property(zend_class_entry *scope, zval *object, char *name, int name_length, zend_bool silent TSRMLS_DC) { zval *property, *value; zend_class_entry *old_scope = EG(scope); EG(scope) = scope; if (!Z_OBJ_HT_P(object)->read_property) { char *class_name; zend_uint class_name_len; zend_get_object_classname(object, &class_name, &class_name_len TSRMLS_CC); zend_error(E_CORE_ERROR, "Property %s of class %s cannot be read", name, class_name); } MAKE_STD_ZVAL(property); ZVAL_STRINGL(property, name, name_length, 1); value = Z_OBJ_HT_P(object)->read_property(object, property, silent?BP_VAR_IS:BP_VAR_R TSRMLS_CC); zval_ptr_dtor(&property); EG(scope) = old_scope; return value; } ZEND_API zval *zend_read_static_property(zend_class_entry *scope, char *name, int name_length, zend_bool silent TSRMLS_DC) { zval **property; zend_class_entry *old_scope = EG(scope); EG(scope) = scope; property = zend_std_get_static_property(scope, name, name_length, silent TSRMLS_CC); EG(scope) = old_scope; return property?*property:NULL; } /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * indent-tabs-mode: t * End: */