Gam

??? 123123123123 ..................................................................................................................................... Gam

File manager - Edit - /var/softaculous/sitepad/editor/site-data/plugins/kkart-pro/vendor/maxmind-db/reader/ext/maxminddb.c

Back
/* MaxMind, Inc., licenses this file to you under the Apache License, Version * 2.0 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. / #include "php_maxminddb.h" #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <php.h> #include <zend.h> #include "Zend/zend_exceptions.h" #include "ext/standard/info.h" #include <maxminddb.h> #ifdef ZTS #include <TSRM.h> #endif #define __STDC_FORMAT_MACROS #include <inttypes.h> #define PHP_MAXMINDDB_NS ZEND_NS_NAME("MaxMind", "Db") #define PHP_MAXMINDDB_READER_NS ZEND_NS_NAME(PHP_MAXMINDDB_NS, "Reader") #define PHP_MAXMINDDB_READER_EX_NS \ ZEND_NS_NAME(PHP_MAXMINDDB_READER_NS, "InvalidDatabaseException") #ifdef ZEND_ENGINE_3 #define Z_MAXMINDDB_P(zv) php_maxminddb_fetch_object(Z_OBJ_P(zv)) #define _ZVAL_STRING ZVAL_STRING #define _ZVAL_STRINGL ZVAL_STRINGL typedef size_t strsize_t; typedef zend_object free_obj_t; #else #define Z_MAXMINDDB_P(zv) \ (maxminddb_obj )zend_object_store_get_object(zv TSRMLS_CC) #define _ZVAL_STRING(a, b) ZVAL_STRING(a, b, 1) #define _ZVAL_STRINGL(a, b, c) ZVAL_STRINGL(a, b, c, 1) typedef int strsize_t; typedef void free_obj_t; #endif /* For PHP 8 compatibility / #ifndef TSRMLS_C #define TSRMLS_C #endif #ifndef TSRMLS_CC #define TSRMLS_CC #endif #ifndef TSRMLS_DC #define TSRMLS_DC #endif #ifndef ZEND_ACC_CTOR #define ZEND_ACC_CTOR 0 #endif #ifdef ZEND_ENGINE_3 typedef struct _maxminddb_obj { MMDB_s mmdb; zend_object std; } maxminddb_obj; #else typedef struct _maxminddb_obj { zend_object std; MMDB_s mmdb; } maxminddb_obj; #endif PHP_FUNCTION(maxminddb); static int get_record(INTERNAL_FUNCTION_PARAMETERS, zval record, int prefix_len); static const MMDB_entry_data_list_s handle_entry_data_list(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC); static const MMDB_entry_data_list_s * handle_array(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC); static const MMDB_entry_data_list_s * handle_map(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC); static void handle_uint128(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC); static void handle_uint64(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC); static void handle_uint32(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC); static zend_class_entry lookup_class(const char name TSRMLS_DC); #define CHECK_ALLOCATED(val) \ if (!val) { \ zend_error(E_ERROR, "Out of memory"); \ return; \ } #define THROW_EXCEPTION(name, ...) \ { \ zend_class_entry exception_ce = lookup_class(name TSRMLS_CC); \ zend_throw_exception_ex(exception_ce, 0 TSRMLS_CC, __VA_ARGS__); \ } #if PHP_VERSION_ID < 50399 #define object_properties_init(zo, class_type) \ { \ zval tmp; \ zend_hash_copy((zo).properties, \ &class_type->default_properties, \ (copy_ctor_func_t)zval_add_ref, \ (void )&tmp, \ sizeof(zval )); \ } #endif static zend_object_handlers maxminddb_obj_handlers; static zend_class_entry maxminddb_ce; static inline maxminddb_obj * php_maxminddb_fetch_object(zend_object obj TSRMLS_DC) { #ifdef ZEND_ENGINE_3 return (maxminddb_obj )((char )(obj)-XtOffsetOf(maxminddb_obj, std)); #else return (maxminddb_obj )obj; #endif } ZEND_BEGIN_ARG_INFO_EX(arginfo_maxmindbreader_construct, 0, 0, 1) ZEND_ARG_INFO(0, db_file) ZEND_END_ARG_INFO() PHP_METHOD(MaxMind_Db_Reader, __construct) { char db_file = NULL; strsize_t name_len; zval _this_zval = NULL; if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &_this_zval, maxminddb_ce, &db_file, &name_len) == FAILURE) { THROW_EXCEPTION("InvalidArgumentException", "The constructor takes exactly one argument."); return; } if (0 != php_check_open_basedir(db_file TSRMLS_CC) \|\| 0 != access(db_file, R_OK)) { THROW_EXCEPTION("InvalidArgumentException", "The file \"%s\" does not exist or is not readable.", db_file); return; } MMDB_s mmdb = (MMDB_s )ecalloc(1, sizeof(MMDB_s)); uint16_t status = MMDB_open(db_file, MMDB_MODE_MMAP, mmdb); if (MMDB_SUCCESS != status) { THROW_EXCEPTION(PHP_MAXMINDDB_READER_EX_NS, "Error opening database file (%s). Is this a valid " "MaxMind DB file?", db_file); efree(mmdb); return; } maxminddb_obj mmdb_obj = Z_MAXMINDDB_P(getThis()); mmdb_obj->mmdb = mmdb; } ZEND_BEGIN_ARG_INFO_EX(arginfo_maxmindbreader_get, 0, 0, 1) ZEND_ARG_INFO(0, ip_address) ZEND_END_ARG_INFO() PHP_METHOD(MaxMind_Db_Reader, get) { int prefix_len = 0; get_record(INTERNAL_FUNCTION_PARAM_PASSTHRU, return_value, &prefix_len); } PHP_METHOD(MaxMind_Db_Reader, getWithPrefixLen) { zval record, z_prefix_len; #ifdef ZEND_ENGINE_3 zval _record, _z_prefix_len; record = &_record; z_prefix_len = &_z_prefix_len; #else ALLOC_INIT_ZVAL(record); ALLOC_INIT_ZVAL(z_prefix_len); #endif int prefix_len = 0; if (get_record(INTERNAL_FUNCTION_PARAM_PASSTHRU, record, &prefix_len)) { return; } array_init(return_value); add_next_index_zval(return_value, record); ZVAL_LONG(z_prefix_len, prefix_len); add_next_index_zval(return_value, z_prefix_len); } static int get_record(INTERNAL_FUNCTION_PARAMETERS, zval record, int prefix_len) { char ip_address = NULL; strsize_t name_len; zval _this_zval = NULL; if (zend_parse_method_parameters(ZEND_NUM_ARGS() TSRMLS_CC, getThis(), "Os", &_this_zval, maxminddb_ce, &ip_address, &name_len) == FAILURE) { THROW_EXCEPTION("InvalidArgumentException", "Method takes exactly one argument."); return 1; } const maxminddb_obj mmdb_obj = (maxminddb_obj )Z_MAXMINDDB_P(getThis()); MMDB_s mmdb = mmdb_obj->mmdb; if (NULL == mmdb) { THROW_EXCEPTION("BadMethodCallException", "Attempt to read from a closed MaxMind DB."); return 1; } struct addrinfo hints = { .ai_family = AF_UNSPEC, .ai_flags = AI_NUMERICHOST, // We set ai_socktype so that we only get one result back .ai_socktype = SOCK_STREAM}; struct addrinfo addresses = NULL; int gai_status = getaddrinfo(ip_address, NULL, &hints, &addresses); if (gai_status) { THROW_EXCEPTION("InvalidArgumentException", "The value \"%s\" is not a valid IP address.", ip_address); return 1; } if (!addresses \|\| !addresses->ai_addr) { THROW_EXCEPTION( "InvalidArgumentException", "getaddrinfo was successful but failed to set the addrinfo"); return 1; } int sa_family = addresses->ai_addr->sa_family; int mmdb_error = MMDB_SUCCESS; MMDB_lookup_result_s result = MMDB_lookup_sockaddr(mmdb, addresses->ai_addr, &mmdb_error); freeaddrinfo(addresses); if (MMDB_SUCCESS != mmdb_error) { char exception_name; if (MMDB_IPV6_LOOKUP_IN_IPV4_DATABASE_ERROR == mmdb_error) { exception_name = "InvalidArgumentException"; } else { exception_name = PHP_MAXMINDDB_READER_EX_NS; } THROW_EXCEPTION(exception_name, "Error looking up %s. %s", ip_address, MMDB_strerror(mmdb_error)); return 1; } prefix_len = result.netmask; if (sa_family == AF_INET && mmdb->metadata.ip_version == 6) { // We return the prefix length given the IPv4 address. If there is // no IPv4 subtree, we return a prefix length of 0. prefix_len = prefix_len >= 96 ? prefix_len - 96 : 0; } if (!result.found_entry) { ZVAL_NULL(record); return 0; } MMDB_entry_data_list_s entry_data_list = NULL; int status = MMDB_get_entry_data_list(&result.entry, &entry_data_list); if (MMDB_SUCCESS != status) { THROW_EXCEPTION(PHP_MAXMINDDB_READER_EX_NS, "Error while looking up data for %s. %s", ip_address, MMDB_strerror(status)); MMDB_free_entry_data_list(entry_data_list); return 1; } else if (NULL == entry_data_list) { THROW_EXCEPTION(PHP_MAXMINDDB_READER_EX_NS, "Error while looking up data for %s. Your database may " "be corrupt or you have found a bug in libmaxminddb.", ip_address); return 1; } handle_entry_data_list(entry_data_list, record TSRMLS_CC); MMDB_free_entry_data_list(entry_data_list); return 0; } ZEND_BEGIN_ARG_INFO_EX(arginfo_maxmindbreader_void, 0, 0, 0) ZEND_END_ARG_INFO() PHP_METHOD(MaxMind_Db_Reader, metadata) { if (ZEND_NUM_ARGS() != 0) { THROW_EXCEPTION("InvalidArgumentException", "Method takes no arguments."); return; } const maxminddb_obj const mmdb_obj = (maxminddb_obj )Z_MAXMINDDB_P(getThis()); if (NULL == mmdb_obj->mmdb) { THROW_EXCEPTION("BadMethodCallException", "Attempt to read from a closed MaxMind DB."); return; } const char const name = ZEND_NS_NAME(PHP_MAXMINDDB_READER_NS, "Metadata"); zend_class_entry metadata_ce = lookup_class(name TSRMLS_CC); object_init_ex(return_value, metadata_ce); #ifdef ZEND_ENGINE_3 zval _metadata_array; zval metadata_array = &_metadata_array; ZVAL_NULL(metadata_array); #else zval metadata_array; ALLOC_INIT_ZVAL(metadata_array); #endif MMDB_entry_data_list_s entry_data_list; MMDB_get_metadata_as_entry_data_list(mmdb_obj->mmdb, &entry_data_list); handle_entry_data_list(entry_data_list, metadata_array TSRMLS_CC); MMDB_free_entry_data_list(entry_data_list); #if PHP_VERSION_ID >= 80000 zend_call_method_with_1_params(Z_OBJ_P(return_value), metadata_ce, &metadata_ce->constructor, ZEND_CONSTRUCTOR_FUNC_NAME, NULL, metadata_array); zval_ptr_dtor(metadata_array); #elif defined(ZEND_ENGINE_3) zend_call_method_with_1_params(return_value, metadata_ce, &metadata_ce->constructor, ZEND_CONSTRUCTOR_FUNC_NAME, NULL, metadata_array); zval_ptr_dtor(metadata_array); #else zend_call_method_with_1_params(&return_value, metadata_ce, &metadata_ce->constructor, ZEND_CONSTRUCTOR_FUNC_NAME, NULL, metadata_array); zval_ptr_dtor(&metadata_array); #endif } PHP_METHOD(MaxMind_Db_Reader, close) { if (ZEND_NUM_ARGS() != 0) { THROW_EXCEPTION("InvalidArgumentException", "Method takes no arguments."); return; } maxminddb_obj mmdb_obj = (maxminddb_obj )Z_MAXMINDDB_P(getThis()); if (NULL == mmdb_obj->mmdb) { THROW_EXCEPTION("BadMethodCallException", "Attempt to close a closed MaxMind DB."); return; } MMDB_close(mmdb_obj->mmdb); efree(mmdb_obj->mmdb); mmdb_obj->mmdb = NULL; } static const MMDB_entry_data_list_s * handle_entry_data_list(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC) { switch (entry_data_list->entry_data.type) { case MMDB_DATA_TYPE_MAP: return handle_map(entry_data_list, z_value TSRMLS_CC); case MMDB_DATA_TYPE_ARRAY: return handle_array(entry_data_list, z_value TSRMLS_CC); case MMDB_DATA_TYPE_UTF8_STRING: _ZVAL_STRINGL(z_value, (char )entry_data_list->entry_data.utf8_string, entry_data_list->entry_data.data_size); break; case MMDB_DATA_TYPE_BYTES: _ZVAL_STRINGL(z_value, (char )entry_data_list->entry_data.bytes, entry_data_list->entry_data.data_size); break; case MMDB_DATA_TYPE_DOUBLE: ZVAL_DOUBLE(z_value, entry_data_list->entry_data.double_value); break; case MMDB_DATA_TYPE_FLOAT: ZVAL_DOUBLE(z_value, entry_data_list->entry_data.float_value); break; case MMDB_DATA_TYPE_UINT16: ZVAL_LONG(z_value, entry_data_list->entry_data.uint16); break; case MMDB_DATA_TYPE_UINT32: handle_uint32(entry_data_list, z_value TSRMLS_CC); break; case MMDB_DATA_TYPE_BOOLEAN: ZVAL_BOOL(z_value, entry_data_list->entry_data.boolean); break; case MMDB_DATA_TYPE_UINT64: handle_uint64(entry_data_list, z_value TSRMLS_CC); break; case MMDB_DATA_TYPE_UINT128: handle_uint128(entry_data_list, z_value TSRMLS_CC); break; case MMDB_DATA_TYPE_INT32: ZVAL_LONG(z_value, entry_data_list->entry_data.int32); break; default: THROW_EXCEPTION(PHP_MAXMINDDB_READER_EX_NS, "Invalid data type arguments: %d", entry_data_list->entry_data.type); return NULL; } return entry_data_list; } static const MMDB_entry_data_list_s * handle_map(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC) { array_init(z_value); const uint32_t map_size = entry_data_list->entry_data.data_size; uint i; for (i = 0; i < map_size && entry_data_list; i++) { entry_data_list = entry_data_list->next; char key = estrndup((char )entry_data_list->entry_data.utf8_string, entry_data_list->entry_data.data_size); if (NULL == key) { THROW_EXCEPTION(PHP_MAXMINDDB_READER_EX_NS, "Invalid data type arguments"); return NULL; } entry_data_list = entry_data_list->next; #ifdef ZEND_ENGINE_3 zval _new_value; zval new_value = &_new_value; ZVAL_NULL(new_value); #else zval new_value; ALLOC_INIT_ZVAL(new_value); #endif entry_data_list = handle_entry_data_list(entry_data_list, new_value TSRMLS_CC); add_assoc_zval(z_value, key, new_value); efree(key); } return entry_data_list; } static const MMDB_entry_data_list_s * handle_array(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC) { const uint32_t size = entry_data_list->entry_data.data_size; array_init(z_value); uint i; for (i = 0; i < size && entry_data_list; i++) { entry_data_list = entry_data_list->next; #ifdef ZEND_ENGINE_3 zval _new_value; zval new_value = &_new_value; ZVAL_NULL(new_value); #else zval new_value; ALLOC_INIT_ZVAL(new_value); #endif entry_data_list = handle_entry_data_list(entry_data_list, new_value TSRMLS_CC); add_next_index_zval(z_value, new_value); } return entry_data_list; } static void handle_uint128(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC) { uint64_t high = 0; uint64_t low = 0; #if MMDB_UINT128_IS_BYTE_ARRAY int i; for (i = 0; i < 8; i++) { high = (high << 8) \| entry_data_list->entry_data.uint128[i]; } for (i = 8; i < 16; i++) { low = (low << 8) \| entry_data_list->entry_data.uint128[i]; } #else high = entry_data_list->entry_data.uint128 >> 64; low = (uint64_t)entry_data_list->entry_data.uint128; #endif char num_str; spprintf(&num_str, 0, "0x%016" PRIX64 "%016" PRIX64, high, low); CHECK_ALLOCATED(num_str); _ZVAL_STRING(z_value, num_str); efree(num_str); } static void handle_uint32(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC) { uint32_t val = entry_data_list->entry_data.uint32; #if LONG_MAX >= UINT32_MAX ZVAL_LONG(z_value, val); return; #else if (val <= LONG_MAX) { ZVAL_LONG(z_value, val); return; } char int_str; spprintf(&int_str, 0, "%" PRIu32, val); CHECK_ALLOCATED(int_str); _ZVAL_STRING(z_value, int_str); efree(int_str); #endif } static void handle_uint64(const MMDB_entry_data_list_s entry_data_list, zval z_value TSRMLS_DC) { uint64_t val = entry_data_list->entry_data.uint64; #if LONG_MAX >= UINT64_MAX ZVAL_LONG(z_value, val); return; #else if (val <= LONG_MAX) { ZVAL_LONG(z_value, val); return; } char int_str; spprintf(&int_str, 0, "%" PRIu64, val); CHECK_ALLOCATED(int_str); _ZVAL_STRING(z_value, int_str); efree(int_str); #endif } static zend_class_entry lookup_class(const char name TSRMLS_DC) { #ifdef ZEND_ENGINE_3 zend_string n = zend_string_init(name, strlen(name), 0); zend_class_entry ce = zend_lookup_class(n); zend_string_release(n); if (NULL == ce) { zend_error(E_ERROR, "Class %s not found", name); } return ce; #else zend_class_entry ce; if (FAILURE == zend_lookup_class(name, strlen(name), &ce TSRMLS_CC)) { zend_error(E_ERROR, "Class %s not found", name); } return ce; #endif } static void maxminddb_free_storage(free_obj_t object TSRMLS_DC) { maxminddb_obj obj = php_maxminddb_fetch_object((zend_object )object TSRMLS_CC); if (obj->mmdb != NULL) { MMDB_close(obj->mmdb); efree(obj->mmdb); } zend_object_std_dtor(&obj->std TSRMLS_CC); #ifndef ZEND_ENGINE_3 efree(object); #endif } #ifdef ZEND_ENGINE_3 static zend_object maxminddb_create_handler(zend_class_entry type TSRMLS_DC) { maxminddb_obj obj = (maxminddb_obj )ecalloc(1, sizeof(maxminddb_obj)); zend_object_std_init(&obj->std, type TSRMLS_CC); object_properties_init(&(obj->std), type); obj->std.handlers = &maxminddb_obj_handlers; return &obj->std; } #else static zend_object_value maxminddb_create_handler(zend_class_entry type TSRMLS_DC) { zend_object_value retval; maxminddb_obj obj = (maxminddb_obj )ecalloc(1, sizeof(maxminddb_obj)); zend_object_std_init(&obj->std, type TSRMLS_CC); object_properties_init(&(obj->std), type); retval.handle = zend_objects_store_put( obj, NULL, maxminddb_free_storage, NULL TSRMLS_CC); retval.handlers = &maxminddb_obj_handlers; return retval; } #endif // clang-format off static zend_function_entry maxminddb_methods[] = { PHP_ME(MaxMind_Db_Reader, __construct, arginfo_maxmindbreader_construct, ZEND_ACC_PUBLIC \| ZEND_ACC_CTOR) PHP_ME(MaxMind_Db_Reader, close, arginfo_maxmindbreader_void, ZEND_ACC_PUBLIC) PHP_ME(MaxMind_Db_Reader, get, arginfo_maxmindbreader_get, ZEND_ACC_PUBLIC) PHP_ME(MaxMind_Db_Reader, getWithPrefixLen, arginfo_maxmindbreader_get, ZEND_ACC_PUBLIC) PHP_ME(MaxMind_Db_Reader, metadata, arginfo_maxmindbreader_void, ZEND_ACC_PUBLIC) { NULL, NULL, NULL } }; // clang-format on PHP_MINIT_FUNCTION(maxminddb) { zend_class_entry ce; INIT_CLASS_ENTRY(ce, PHP_MAXMINDDB_READER_NS, maxminddb_methods); maxminddb_ce = zend_register_internal_class(&ce TSRMLS_CC); maxminddb_ce->create_object = maxminddb_create_handler; memcpy(&maxminddb_obj_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers)); maxminddb_obj_handlers.clone_obj = NULL; #ifdef ZEND_ENGINE_3 maxminddb_obj_handlers.offset = XtOffsetOf(maxminddb_obj, std); maxminddb_obj_handlers.free_obj = maxminddb_free_storage; #endif zend_declare_class_constant_string(maxminddb_ce, "MMDB_LIB_VERSION", sizeof("MMDB_LIB_VERSION") - 1, MMDB_lib_version() TSRMLS_CC); return SUCCESS; } static PHP_MINFO_FUNCTION(maxminddb) { php_info_print_table_start(); php_info_print_table_row(2, "MaxMind DB Reader", "enabled"); php_info_print_table_row( 2, "maxminddb extension version", PHP_MAXMINDDB_VERSION); php_info_print_table_row( 2, "libmaxminddb library version", MMDB_lib_version()); php_info_print_table_end(); } zend_module_entry maxminddb_module_entry = {STANDARD_MODULE_HEADER, PHP_MAXMINDDB_EXTNAME, NULL, PHP_MINIT(maxminddb), NULL, NULL, NULL, PHP_MINFO(maxminddb), PHP_MAXMINDDB_VERSION, STANDARD_MODULE_PROPERTIES}; #ifdef COMPILE_DL_MAXMINDDB ZEND_GET_MODULE(maxminddb) #endif