diff options
Diffstat (limited to 'Zend/zend_builtin_functions.c')
| -rw-r--r-- | Zend/zend_builtin_functions.c | 929 |
1 files changed, 0 insertions, 929 deletions
diff --git a/Zend/zend_builtin_functions.c b/Zend/zend_builtin_functions.c deleted file mode 100644 index 27564fa5a2..0000000000 --- a/Zend/zend_builtin_functions.c +++ /dev/null @@ -1,929 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | Zend Engine | - +----------------------------------------------------------------------+ - | Copyright (c) 1998-2000 Zend Technologies Ltd. (http://www.zend.com) | - +----------------------------------------------------------------------+ - | This source file is subject to version 0.92 of the Zend license, | - | that is bundled with this package in the file LICENSE, and is | - | available at through the world-wide-web at | - | http://www.zend.com/license/0_92.txt. | - | If you did not receive a copy of the Zend license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@zend.com so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: Andi Gutmans <andi@zend.com> | - | Zeev Suraski <zeev@zend.com> | - +----------------------------------------------------------------------+ -*/ - - -#include "zend.h" -#include "zend_API.h" -#include "zend_builtin_functions.h" -#include "zend_constants.h" - -#undef ZEND_TEST_EXCEPTIONS - -static ZEND_FUNCTION(zend_version); -static ZEND_FUNCTION(func_num_args); -static ZEND_FUNCTION(func_get_arg); -static ZEND_FUNCTION(func_get_args); -static ZEND_FUNCTION(strlen); -static ZEND_FUNCTION(strcmp); -static ZEND_FUNCTION(strncmp); -static ZEND_FUNCTION(strcasecmp); -static ZEND_FUNCTION(strncasecmp); -static ZEND_FUNCTION(each); -static ZEND_FUNCTION(error_reporting); -static ZEND_FUNCTION(define); -static ZEND_FUNCTION(defined); -static ZEND_FUNCTION(get_class); -static ZEND_FUNCTION(get_parent_class); -static ZEND_FUNCTION(method_exists); -static ZEND_FUNCTION(class_exists); -static ZEND_FUNCTION(function_exists); -static ZEND_FUNCTION(leak); -#ifdef ZEND_TEST_EXCEPTIONS -static ZEND_FUNCTION(crash); -#endif -static ZEND_FUNCTION(get_included_files); -static ZEND_FUNCTION(is_subclass_of); -static ZEND_FUNCTION(get_class_vars); -static ZEND_FUNCTION(get_object_vars); -static ZEND_FUNCTION(get_class_methods); -static ZEND_FUNCTION(trigger_error); -static ZEND_FUNCTION(set_error_handler); -static ZEND_FUNCTION(restore_error_handler); -static ZEND_FUNCTION(get_declared_classes); -static ZEND_FUNCTION(create_function); -static ZEND_FUNCTION(get_resource_type); -#if ZEND_DEBUG -static ZEND_FUNCTION(zend_test_func); -#endif - -unsigned char first_arg_force_ref[] = { 1, BYREF_FORCE }; -unsigned char first_arg_allow_ref[] = { 1, BYREF_ALLOW }; -unsigned char second_arg_force_ref[] = { 2, BYREF_NONE, BYREF_FORCE }; -unsigned char second_arg_allow_ref[] = { 2, BYREF_NONE, BYREF_ALLOW }; - -static zend_function_entry builtin_functions[] = { - ZEND_FE(zend_version, NULL) - ZEND_FE(func_num_args, NULL) - ZEND_FE(func_get_arg, NULL) - ZEND_FE(func_get_args, NULL) - ZEND_FE(strlen, NULL) - ZEND_FE(strcmp, NULL) - ZEND_FE(strncmp, NULL) - ZEND_FE(strcasecmp, NULL) - ZEND_FE(strncasecmp, NULL) - ZEND_FE(each, first_arg_force_ref) - ZEND_FE(error_reporting, NULL) - ZEND_FE(define, NULL) - ZEND_FE(defined, NULL) - ZEND_FE(get_class, NULL) - ZEND_FE(get_parent_class, NULL) - ZEND_FE(method_exists, NULL) - ZEND_FE(class_exists, NULL) - ZEND_FE(function_exists, NULL) - ZEND_FE(leak, NULL) -#ifdef ZEND_TEST_EXCEPTIONS - ZEND_FE(crash, NULL) -#endif - ZEND_FE(get_included_files, NULL) - ZEND_FALIAS(get_required_files, get_included_files, NULL) - ZEND_FE(is_subclass_of, NULL) - ZEND_FE(get_class_vars, NULL) - ZEND_FE(get_object_vars, NULL) - ZEND_FE(get_class_methods, NULL) - ZEND_FE(trigger_error, NULL) - ZEND_FALIAS(user_error, trigger_error, NULL) - ZEND_FE(set_error_handler, NULL) - ZEND_FE(restore_error_handler, NULL) - ZEND_FE(get_declared_classes, NULL) - ZEND_FE(create_function, NULL) - ZEND_FE(get_resource_type, NULL) -#if ZEND_DEBUG - ZEND_FE(zend_test_func, NULL) -#endif - { NULL, NULL, NULL } -}; - - -int zend_startup_builtin_functions() -{ - return zend_register_functions(builtin_functions, NULL, MODULE_PERSISTENT); -} - - -ZEND_FUNCTION(zend_version) -{ - RETURN_STRINGL(ZEND_VERSION, sizeof(ZEND_VERSION)-1, 1); -} - - -ZEND_FUNCTION(func_num_args) -{ - void **p; - int arg_count; - - p = EG(argument_stack).top_element-1-1; - arg_count = (ulong) *p; /* this is the amount of arguments passed to func_num_args(); */ - p -= 1+arg_count; - if (*p) { - zend_error(E_ERROR, "func_num_args(): Can't be used as a function parameter"); - } - --p; - if (p>=EG(argument_stack).elements) { - RETURN_LONG((ulong) *p); - } else { - zend_error(E_WARNING, "func_num_args(): Called from the global scope - no function context"); - RETURN_LONG(-1); - } -} - - -ZEND_FUNCTION(func_get_arg) -{ - void **p; - int arg_count; - zval **z_requested_offset; - zval *arg; - long requested_offset; - - if (ZEND_NUM_ARGS()!=1 || zend_get_parameters_ex(1, &z_requested_offset)==FAILURE) { - RETURN_FALSE; - } - convert_to_long_ex(z_requested_offset); - requested_offset = (*z_requested_offset)->value.lval; - - p = EG(argument_stack).top_element-1-1; - arg_count = (ulong) *p; /* this is the amount of arguments passed to func_get_arg(); */ - p -= 1+arg_count; - if (*p) { - zend_error(E_ERROR, "func_get_arg(): Can't be used as a function parameter"); - } - --p; - if (p<EG(argument_stack).elements) { - zend_error(E_WARNING, "func_get_arg(): Called from the global scope - no function context"); - RETURN_FALSE; - } - arg_count = (ulong) *p; - - if (requested_offset>=arg_count) { - zend_error(E_WARNING, "func_get_arg(): Argument %d not passed to function", requested_offset); - RETURN_FALSE; - } - - arg = *(p-(arg_count-requested_offset)); - *return_value = *arg; - zval_copy_ctor(return_value); -} - - -ZEND_FUNCTION(func_get_args) -{ - void **p; - int arg_count; - int i; - - p = EG(argument_stack).top_element-1-1; - arg_count = (ulong) *p; /* this is the amount of arguments passed to func_get_args(); */ - p -= 1+arg_count; - if (*p) { - zend_error(E_ERROR, "func_get_args(): Can't be used as a function parameter"); - } - --p; - - if (p<EG(argument_stack).elements) { - zend_error(E_WARNING, "func_get_args(): Called from the global scope - no function context"); - RETURN_FALSE; - } - arg_count = (ulong) *p; - - - array_init(return_value); - for (i=0; i<arg_count; i++) { - zval *element; - - ALLOC_ZVAL(element); - *element = **((zval **) (p-(arg_count-i))); - zval_copy_ctor(element); - INIT_PZVAL(element); - zend_hash_next_index_insert(return_value->value.ht, &element, sizeof(zval *), NULL); - } -} - - -/* {{{ proto int strlen(string str) - Get string length */ -ZEND_FUNCTION(strlen) -{ - zval **str; - - if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &str) == FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - convert_to_string_ex(str); - RETVAL_LONG((*str)->value.str.len); -} -/* }}} */ - -/* {{{ proto int strcmp(string str1, string str2) - Binary safe string comparison */ -ZEND_FUNCTION(strcmp) -{ - zval **s1, **s2; - - if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &s1, &s2) == FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - convert_to_string_ex(s1); - convert_to_string_ex(s2); - RETURN_LONG(zend_binary_zval_strcmp(*s1,*s2)); -} -/* }}} */ - -/* {{{ proto int strncmp(string str1, string str2, int len) - Binary safe string comparison */ -ZEND_FUNCTION(strncmp) -{ - zval **s1, **s2, **s3; - - if (ZEND_NUM_ARGS() != 3 || zend_get_parameters_ex(3, &s1, &s2, &s3) == FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - convert_to_string_ex(s1); - convert_to_string_ex(s2); - convert_to_long_ex(s3); - RETURN_LONG(zend_binary_zval_strncmp(*s1,*s2,*s3)); -} -/* }}} */ - -/* {{{ proto int strcasecmp(string str1, string str2) - Binary safe case-insensitive string comparison */ -ZEND_FUNCTION(strcasecmp) -{ - zval **s1, **s2; - - if (ZEND_NUM_ARGS()!=2 || zend_get_parameters_ex(2, &s1, &s2) == FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - convert_to_string_ex(s1); - convert_to_string_ex(s2); - RETURN_LONG(zend_binary_zval_strcasecmp(*s1, *s2)); -} -/* }}} */ - -/* {{{ proto int strncasecmp(string str1, string str2, int len) - Binary safe string comparison */ -ZEND_FUNCTION(strncasecmp) -{ - zval **s1, **s2, **s3; - - if (ZEND_NUM_ARGS() != 3 || zend_get_parameters_ex(3, &s1, &s2, &s3) == FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - convert_to_string_ex(s1); - convert_to_string_ex(s2); - convert_to_long_ex(s3); - RETURN_LONG(zend_binary_zval_strncasecmp(*s1,*s2,*s3)); -} -/* }}} */ - -ZEND_FUNCTION(each) -{ - zval **array,*entry,**entry_ptr, *tmp; - char *string_key; - ulong num_key; - zval **inserted_pointer; - HashTable *target_hash; - - if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &array) == FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - target_hash = HASH_OF(*array); - if (!target_hash) { - zend_error(E_WARNING,"Variable passed to each() is not an array or object"); - return; - } - if (zend_hash_get_current_data(target_hash, (void **) &entry_ptr)==FAILURE) { - RETURN_FALSE; - } - array_init(return_value); - entry = *entry_ptr; - - /* add value elements */ - if (entry->is_ref) { - ALLOC_ZVAL(tmp); - *tmp = *entry; - zval_copy_ctor(tmp); - tmp->is_ref=0; - tmp->refcount=0; - entry=tmp; - } - zend_hash_index_update(return_value->value.ht, 1, &entry, sizeof(zval *), NULL); - entry->refcount++; - zend_hash_update(return_value->value.ht, "value", sizeof("value"), &entry, sizeof(zval *), NULL); - entry->refcount++; - - /* add the key elements */ - switch (zend_hash_get_current_key(target_hash, &string_key, &num_key)) { - case HASH_KEY_IS_STRING: - add_get_index_string(return_value,0,string_key,(void **) &inserted_pointer,0); - break; - case HASH_KEY_IS_LONG: - add_get_index_long(return_value,0,num_key, (void **) &inserted_pointer); - break; - } - zend_hash_update(return_value->value.ht, "key", sizeof("key"), inserted_pointer, sizeof(zval *), NULL); - (*inserted_pointer)->refcount++; - zend_hash_move_forward(target_hash); -} - -ZEND_FUNCTION(error_reporting) -{ - zval **arg; - int old_error_reporting; - - old_error_reporting = EG(error_reporting); - switch (ZEND_NUM_ARGS()) { - case 0: - break; - case 1: - if (zend_get_parameters_ex(1,&arg) == FAILURE) { - RETURN_FALSE; - } - convert_to_long_ex(arg); - EG(error_reporting)=(*arg)->value.lval; - break; - default: - ZEND_WRONG_PARAM_COUNT(); - break; - } - - RETVAL_LONG(old_error_reporting); -} - -ZEND_FUNCTION(define) -{ - zval **var, **val, **non_cs; - int case_sensitive; - zend_constant c; - - switch(ZEND_NUM_ARGS()) { - case 2: - if (zend_get_parameters_ex(2, &var, &val)==FAILURE) { - RETURN_FALSE; - } - case_sensitive = CONST_CS; - break; - case 3: - if (zend_get_parameters_ex(3, &var, &val, &non_cs)==FAILURE) { - RETURN_FALSE; - } - convert_to_long_ex(non_cs); - if ((*non_cs)->value.lval) { - case_sensitive = 0; - } else { - case_sensitive = CONST_CS; - } - break; - default: - ZEND_WRONG_PARAM_COUNT(); - break; - } - - switch((*val)->type) { - case IS_LONG: - case IS_DOUBLE: - case IS_STRING: - case IS_BOOL: - case IS_RESOURCE: - case IS_NULL: - break; - default: - zend_error(E_WARNING,"Constants may only evaluate to scalar values"); - RETURN_FALSE; - break; - } - convert_to_string_ex(var); - - c.value = **val; - zval_copy_ctor(&c.value); - c.flags = case_sensitive; /* non persistent */ - c.name = zend_strndup((*var)->value.str.val, (*var)->value.str.len); - c.name_len = (*var)->value.str.len+1; - if(zend_register_constant(&c ELS_CC) == SUCCESS) { - RETURN_TRUE; - } else { - RETURN_FALSE; - } -} - - -ZEND_FUNCTION(defined) -{ - zval **var; - zval c; - - if (ZEND_NUM_ARGS()!=1 || zend_get_parameters_ex(1, &var)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - - convert_to_string_ex(var); - if (zend_get_constant((*var)->value.str.val, (*var)->value.str.len, &c)) { - zval_dtor(&c); - RETURN_LONG(1); - } else { - RETURN_LONG(0); - } -} - -/* {{{ proto string get_class(object object) - Retrieves the class name */ -ZEND_FUNCTION(get_class) -{ - zval **arg; - - if (ZEND_NUM_ARGS()!=1 || zend_get_parameters_ex(1, &arg)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - if ((*arg)->type != IS_OBJECT) { - RETURN_FALSE; - } - RETURN_STRINGL((*arg)->value.obj.ce->name, (*arg)->value.obj.ce->name_length, 1); -} -/* }}} */ - -/* {{{ proto string get_parent_class(object object) - Retrieves the parent class name */ -ZEND_FUNCTION(get_parent_class) -{ - zval **arg; - - if (ZEND_NUM_ARGS()!=1 || zend_get_parameters_ex(1, &arg)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - if (((*arg)->type != IS_OBJECT) || !(*arg)->value.obj.ce->parent) { - RETURN_FALSE; - } - RETURN_STRINGL((*arg)->value.obj.ce->parent->name, (*arg)->value.obj.ce->parent->name_length, 1); -} -/* }}} */ - -/* {{{ proto bool is_subclass_of(object object, string class_name) - Returns true if the object has this class as one of its parents */ -ZEND_FUNCTION(is_subclass_of) -{ - zval **obj, **class_name; - char *lcname; - zend_class_entry *parent_ce = NULL; - - if (ZEND_NUM_ARGS() != 2 || zend_get_parameters_ex(2, &obj, &class_name)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - - if ((*obj)->type != IS_OBJECT) { - RETURN_FALSE; - } - - convert_to_string_ex(class_name); - lcname = estrndup((*class_name)->value.str.val, (*class_name)->value.str.len); - zend_str_tolower(lcname, (*class_name)->value.str.len); - - for (parent_ce = (*obj)->value.obj.ce->parent; parent_ce != NULL; parent_ce = parent_ce->parent) { - if (!strcmp(parent_ce->name, lcname)) { - efree(lcname); - RETURN_TRUE; - } - } - efree(lcname); - RETURN_FALSE; -} -/* }}} */ - -/* {{{ proto array get_class_vars(string class_name) - Returns an array of default properties of the class */ -ZEND_FUNCTION(get_class_vars) -{ - zval **class_name; - char *lcname; - zend_class_entry *ce; - zval *tmp; - CLS_FETCH(); - - if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &class_name)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - - convert_to_string_ex(class_name); - lcname = estrndup((*class_name)->value.str.val, (*class_name)->value.str.len); - zend_str_tolower(lcname, (*class_name)->value.str.len); - - if (zend_hash_find(CG(class_table), lcname, (*class_name)->value.str.len+1, (void **)&ce)==FAILURE) { - efree(lcname); - RETURN_FALSE; - } else { - efree(lcname); - array_init(return_value); - zend_hash_copy(return_value->value.ht, &ce->default_properties, (copy_ctor_func_t) zval_add_ref, (void *) &tmp, sizeof(zval *)); - } -} -/* }}} */ - -/* {{{ proto array get_object_vars(object obj) - Returns an array of object properties */ -ZEND_FUNCTION(get_object_vars) -{ - zval **obj; - zval *tmp; - - if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &obj) == FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - - if ((*obj)->type != IS_OBJECT) { - RETURN_FALSE; - } - - array_init(return_value); - zend_hash_copy(return_value->value.ht, (*obj)->value.obj.properties, - (copy_ctor_func_t) zval_add_ref, (void *) &tmp, sizeof(zval *)); -} -/* }}} */ - -/* {{{ proto array get_class_methods(string class_name) - Returns an array of class methods' names */ -ZEND_FUNCTION(get_class_methods) -{ - zval **class_name; - zval *method_name; - char *lcname; - zend_class_entry *ce; - char *string_key; - ulong num_key; - int key_type; - CLS_FETCH(); - - if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &class_name)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - - convert_to_string_ex(class_name); - lcname = estrndup((*class_name)->value.str.val, (*class_name)->value.str.len); - zend_str_tolower(lcname, (*class_name)->value.str.len); - - if (zend_hash_find(CG(class_table), lcname, (*class_name)->value.str.len+1, (void **)&ce)==FAILURE) { - efree(lcname); - RETURN_NULL(); - } else { - efree(lcname); - array_init(return_value); - zend_hash_internal_pointer_reset(&ce->function_table); - while ((key_type = zend_hash_get_current_key(&ce->function_table, &string_key, &num_key)) != HASH_KEY_NON_EXISTANT) { - if (key_type == HASH_KEY_IS_STRING) { - MAKE_STD_ZVAL(method_name); - ZVAL_STRING(method_name, string_key, 0); - zend_hash_next_index_insert(return_value->value.ht, &method_name, sizeof(zval *), NULL); - } - zend_hash_move_forward(&ce->function_table); - } - } -} -/* }}} */ - -/* {{{ proto bool method_exists(object object, string method) - Checks if the class method exists */ -ZEND_FUNCTION(method_exists) -{ - zval **klass, **method_name; - char *lcname; - - if (ZEND_NUM_ARGS()!=2 || zend_get_parameters_ex(2, &klass, &method_name)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - if ((*klass)->type != IS_OBJECT) { - RETURN_FALSE; - } - convert_to_string_ex(method_name); - lcname = estrndup((*method_name)->value.str.val, (*method_name)->value.str.len); - zend_str_tolower(lcname, (*method_name)->value.str.len); - if(zend_hash_exists(&(*klass)->value.obj.ce->function_table, lcname, (*method_name)->value.str.len+1)) { - efree(lcname); - RETURN_TRUE; - } else { - efree(lcname); - RETURN_FALSE; - } -} -/* }}} */ - -/* {{{ proto bool class_exists(string classname) - Checks if the class exists */ -ZEND_FUNCTION(class_exists) -{ - zval **class_name; - char *lcname; - CLS_FETCH(); - - if (ZEND_NUM_ARGS() != 1 || zend_get_parameters_ex(1, &class_name)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - convert_to_string_ex(class_name); - lcname = estrndup((*class_name)->value.str.val, (*class_name)->value.str.len); - zend_str_tolower(lcname, (*class_name)->value.str.len); - if (zend_hash_exists(CG(class_table), lcname, (*class_name)->value.str.len+1)) { - efree(lcname); - RETURN_TRUE; - } else { - efree(lcname); - RETURN_FALSE; - } -} -/* }}} */ - -/* {{{ proto bool function_exists(string function_name) - Checks if the function exists */ -ZEND_FUNCTION(function_exists) -{ - zval **function_name; - char *lcname; - int retval; - - if (ZEND_NUM_ARGS()!=1 || zend_get_parameters_ex(1, &function_name)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - convert_to_string_ex(function_name); - lcname = estrndup((*function_name)->value.str.val, (*function_name)->value.str.len); - zend_str_tolower(lcname, (*function_name)->value.str.len); - - retval = zend_hash_exists(EG(function_table), lcname, (*function_name)->value.str.len+1); - efree(lcname); - - RETURN_BOOL(retval); -} -/* }}} */ - - -ZEND_FUNCTION(leak) -{ - int leakbytes=3; - zval **leak; - - if (ZEND_NUM_ARGS()>=1) { - if (zend_get_parameters_ex(1, &leak)==SUCCESS) { - convert_to_long_ex(leak); - leakbytes = (*leak)->value.lval; - } - } - - emalloc(leakbytes); -} - - -#ifdef ZEND_TEST_EXCEPTIONS -ZEND_FUNCTION(crash) -{ - char *nowhere=NULL; - - memcpy(nowhere, "something", sizeof("something")); -} -#endif - - -static int copy_import_use_file(zend_file_handle *fh, zval *array) -{ - if (fh->filename) { - char *extension_start; - - extension_start = strstr(fh->filename, zend_uv.import_use_extension); - if (extension_start) { - *extension_start = 0; - if (fh->opened_path) { - add_assoc_string(array, fh->filename, fh->opened_path, 1); - } else { - add_assoc_stringl(array, fh->filename, "N/A", sizeof("N/A")-1, 1); - } - *extension_start = zend_uv.import_use_extension[0]; - } - } - return 0; -} - - -/* {{{ proto array get_included_files(void) - Returns an array with the file names that were include_once()'d */ -ZEND_FUNCTION(get_included_files) -{ - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - array_init(return_value); - zend_hash_apply_with_argument(&EG(included_files), (apply_func_arg_t) copy_import_use_file, return_value); -} -/* }}} */ - - -/* {{{ proto void trigger_error(string messsage [, int error_type]) - Generates a user-level error/warning/notice message */ -ZEND_FUNCTION(trigger_error) -{ - int error_type = E_USER_NOTICE; - zval **z_error_type, **z_error_message; - - switch(ZEND_NUM_ARGS()) { - case 1: - if (zend_get_parameters_ex(1, &z_error_message)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - break; - case 2: - if (zend_get_parameters_ex(2, &z_error_message, &z_error_type)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - convert_to_long_ex(z_error_type); - error_type = (*z_error_type)->value.lval; - switch (error_type) { - case E_USER_ERROR: - case E_USER_WARNING: - case E_USER_NOTICE: - break; - default: - zend_error(E_WARNING, "Invalid error type specified"); - RETURN_FALSE; - break; - } - break; - } - convert_to_string_ex(z_error_message); - zend_error(error_type, (*z_error_message)->value.str.val); - RETURN_TRUE; -} -/* }}} */ - - -/* {{{ proto string set_error_handler(string error_handler) - Sets a user-defined error handler function. Returns the previously defined error handler, or false on error */ -ZEND_FUNCTION(set_error_handler) -{ - zval **error_handler; - zend_bool had_orig_error_handler=0; - - if (ZEND_NUM_ARGS()!=1 || zend_get_parameters_ex(1, &error_handler)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - - convert_to_string_ex(error_handler); - if (EG(user_error_handler)) { - had_orig_error_handler = 1; - *return_value = *EG(user_error_handler); - zval_copy_ctor(return_value); - zend_ptr_stack_push(&EG(user_error_handlers), EG(user_error_handler)); - } - ALLOC_ZVAL(EG(user_error_handler)); - - if (Z_STRLEN_PP(error_handler)==0) { /* unset user-defined handler */ - FREE_ZVAL(EG(user_error_handler)); - EG(user_error_handler) = NULL; - RETURN_TRUE; - } - - *EG(user_error_handler) = **error_handler; - zval_copy_ctor(EG(user_error_handler)); - - if (!had_orig_error_handler) { - RETURN_NULL(); - } -} -/* }}} */ - - - -/* {{{ proto void restore_error_handler(void) - Restores the previously defined error handler function */ -ZEND_FUNCTION(restore_error_handler) -{ - if (EG(user_error_handler)) { - zval_ptr_dtor(&EG(user_error_handler)); - } - if (zend_ptr_stack_num_elements(&EG(user_error_handlers))==0) { - EG(user_error_handler) = NULL; - } else { - EG(user_error_handler) = zend_ptr_stack_pop(&EG(user_error_handlers)); - } - RETURN_TRUE; -} - - -static int copy_class_name(zend_class_entry *ce, int num_args, va_list args, zend_hash_key *hash_key) -{ - zval *array = va_arg(args, zval *); - - if (hash_key->nKeyLength==0 || hash_key->arKey[0]!=0) { - add_next_index_stringl(array, ce->name, ce->name_length, 1); - } - return 0; -} - -/* {{{ proto array get_declared_classes(void) - Returns an array of all declared classes. */ -ZEND_FUNCTION(get_declared_classes) -{ - CLS_FETCH(); - - if (ZEND_NUM_ARGS() != 0) { - ZEND_WRONG_PARAM_COUNT(); - } - - array_init(return_value); - zend_hash_apply_with_arguments(CG(class_table), (apply_func_args_t)copy_class_name, 1, return_value); -} -/* }}} */ - - -#define LAMBDA_TEMP_FUNCNAME "__lambda_func" - -/* {{{ proto string create_function(string args, string code) - Creates an anonymous function, and returns its name (funny, eh?) */ -ZEND_FUNCTION(create_function) -{ - char *eval_code, *function_name; - int eval_code_length, function_name_length; - zval **z_function_args, **z_function_code; - int retval; - CLS_FETCH(); - - if (ZEND_NUM_ARGS()!=2 || zend_get_parameters_ex(2, &z_function_args, &z_function_code)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - - convert_to_string_ex(z_function_args); - convert_to_string_ex(z_function_code); - - eval_code_length = sizeof("function " LAMBDA_TEMP_FUNCNAME) - +Z_STRLEN_PP(z_function_args) - +2 /* for the args parentheses */ - +2 /* for the curly braces */ - +Z_STRLEN_PP(z_function_code); - - eval_code = (char *) emalloc(eval_code_length); - sprintf(eval_code, "function " LAMBDA_TEMP_FUNCNAME "(%s){%s}", Z_STRVAL_PP(z_function_args), Z_STRVAL_PP(z_function_code)); - - retval = zend_eval_string(eval_code, NULL CLS_CC ELS_CC); - efree(eval_code); - if (retval==SUCCESS) { - zend_function *func; - - if (zend_hash_find(EG(function_table), LAMBDA_TEMP_FUNCNAME, sizeof(LAMBDA_TEMP_FUNCNAME), (void **) &func)==FAILURE) { - zend_error(E_ERROR, "Unexpected inconsistency in create_function()"); - RETURN_FALSE; - } - function_add_ref(func); - - function_name = (char *) emalloc(sizeof("0lambda_")+MAX_LENGTH_OF_LONG); - - do { - sprintf(function_name, "%clambda_%d", 0, ++EG(lambda_count)); - function_name_length = strlen(function_name+1)+1; - } while (zend_hash_add(EG(function_table), function_name, function_name_length+1, func, sizeof(zend_function), NULL)==FAILURE); - zend_hash_del(EG(function_table), LAMBDA_TEMP_FUNCNAME, sizeof(LAMBDA_TEMP_FUNCNAME)); - RETURN_STRINGL(function_name, function_name_length, 0); - } else { - RETURN_FALSE; - } -} -/* }}} */ - - - -ZEND_FUNCTION(zend_test_func) -{ - zval *arg1, *arg2; - - zend_get_parameters(ht, 2, &arg1, &arg2); -} - - -ZEND_FUNCTION(get_resource_type) -{ - char *resource_type; - zval **z_resource_type; - - if (ZEND_NUM_ARGS()!=1 || zend_get_parameters_ex(1, &z_resource_type)==FAILURE) { - ZEND_WRONG_PARAM_COUNT(); - } - - if (Z_TYPE_PP(z_resource_type) != IS_RESOURCE) { - zend_error(E_WARNING, "Supplied argument is not a valid resource handle"); - RETURN_FALSE; - } - - resource_type = zend_rsrc_list_get_rsrc_type(Z_LVAL_PP(z_resource_type)); - if (resource_type) { - RETURN_STRING(resource_type, 1); - } else { - RETURN_STRING("Unknown", 1); - } -} |