diff options
Diffstat (limited to 'third_party/protobuf/3.6.0/php/ext/google/protobuf/protobuf.c')
| -rw-r--r-- | third_party/protobuf/3.6.0/php/ext/google/protobuf/protobuf.c | 400 |
1 files changed, 400 insertions, 0 deletions
diff --git a/third_party/protobuf/3.6.0/php/ext/google/protobuf/protobuf.c b/third_party/protobuf/3.6.0/php/ext/google/protobuf/protobuf.c new file mode 100644 index 0000000000..da00302f2c --- /dev/null +++ b/third_party/protobuf/3.6.0/php/ext/google/protobuf/protobuf.c @@ -0,0 +1,400 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#include "protobuf.h" + +#include <zend_hash.h> + +ZEND_DECLARE_MODULE_GLOBALS(protobuf) +static PHP_GINIT_FUNCTION(protobuf); +static PHP_GSHUTDOWN_FUNCTION(protobuf); +static PHP_RINIT_FUNCTION(protobuf); +static PHP_RSHUTDOWN_FUNCTION(protobuf); +static PHP_MINIT_FUNCTION(protobuf); +static PHP_MSHUTDOWN_FUNCTION(protobuf); + +// Global map from upb {msg,enum}defs to wrapper Descriptor/EnumDescriptor +// instances. +static HashTable* upb_def_to_php_obj_map; +// Global map from message/enum's php class entry to corresponding wrapper +// Descriptor/EnumDescriptor instances. +static HashTable* ce_to_php_obj_map; +// Global map from message/enum's proto fully-qualified name to corresponding +// wrapper Descriptor/EnumDescriptor instances. +static HashTable* proto_to_php_obj_map; +static HashTable* reserved_names; + +// ----------------------------------------------------------------------------- +// Global maps. +// ----------------------------------------------------------------------------- + +static void add_to_table(HashTable* t, const void* def, void* value) { + uint nIndex = (ulong)def & t->nTableMask; + + zval* pDest = NULL; + php_proto_zend_hash_index_update_mem(t, (zend_ulong)def, &value, + sizeof(zval*), (void**)&pDest); +} + +static void* get_from_table(const HashTable* t, const void* def) { + void** value; + if (php_proto_zend_hash_index_find_mem(t, (zend_ulong)def, (void**)&value) == + FAILURE) { + return NULL; + } + return *value; +} + +static bool exist_in_table(const HashTable* t, const void* def) { + void** value; + return (php_proto_zend_hash_index_find_mem(t, (zend_ulong)def, + (void**)&value) == SUCCESS); +} + +static void add_to_list(HashTable* t, void* value) { + zval* pDest = NULL; + php_proto_zend_hash_next_index_insert_mem(t, &value, sizeof(void*), + (void**)&pDest); +} + +static void add_to_strtable(HashTable* t, const char* key, int key_size, + void* value) { + zval* pDest = NULL; + php_proto_zend_hash_update_mem(t, key, key_size, &value, sizeof(void*), + (void**)&pDest); +} + +static void* get_from_strtable(const HashTable* t, const char* key, int key_size) { + void** value; + if (php_proto_zend_hash_find_mem(t, key, key_size, (void**)&value) == + FAILURE) { + return NULL; + } + return *value; +} + +void add_def_obj(const void* def, PHP_PROTO_HASHTABLE_VALUE value) { +#if PHP_MAJOR_VERSION < 7 + Z_ADDREF_P(value); +#else + ++GC_REFCOUNT(value); +#endif + add_to_table(upb_def_to_php_obj_map, def, value); +} + +PHP_PROTO_HASHTABLE_VALUE get_def_obj(const void* def) { + return (PHP_PROTO_HASHTABLE_VALUE)get_from_table(upb_def_to_php_obj_map, def); +} + +void add_ce_obj(const void* ce, PHP_PROTO_HASHTABLE_VALUE value) { +#if PHP_MAJOR_VERSION < 7 + Z_ADDREF_P(value); +#else + ++GC_REFCOUNT(value); +#endif + add_to_table(ce_to_php_obj_map, ce, value); +} + +PHP_PROTO_HASHTABLE_VALUE get_ce_obj(const void* ce) { + return (PHP_PROTO_HASHTABLE_VALUE)get_from_table(ce_to_php_obj_map, ce); +} + +bool class_added(const void* ce) { + return exist_in_table(ce_to_php_obj_map, ce); +} + +void add_proto_obj(const char* proto, PHP_PROTO_HASHTABLE_VALUE value) { +#if PHP_MAJOR_VERSION < 7 + Z_ADDREF_P(value); +#else + ++GC_REFCOUNT(value); +#endif + add_to_strtable(proto_to_php_obj_map, proto, strlen(proto), value); +} + +PHP_PROTO_HASHTABLE_VALUE get_proto_obj(const char* proto) { + return (PHP_PROTO_HASHTABLE_VALUE)get_from_strtable(proto_to_php_obj_map, + proto, strlen(proto)); +} + +// ----------------------------------------------------------------------------- +// Well Known Types. +// ----------------------------------------------------------------------------- + +bool is_inited_file_any; +bool is_inited_file_api; +bool is_inited_file_duration; +bool is_inited_file_field_mask; +bool is_inited_file_empty; +bool is_inited_file_source_context; +bool is_inited_file_struct; +bool is_inited_file_timestamp; +bool is_inited_file_type; +bool is_inited_file_wrappers; + +// ----------------------------------------------------------------------------- +// Reserved Name. +// ----------------------------------------------------------------------------- + +// Although we already have kReservedNames, we still add them to hash table to +// speed up look up. +const char *const kReservedNames[] = { + "abstract", "and", "array", "as", "break", + "callable", "case", "catch", "class", "clone", + "const", "continue", "declare", "default", "die", + "do", "echo", "else", "elseif", "empty", + "enddeclare", "endfor", "endforeach", "endif", "endswitch", + "endwhile", "eval", "exit", "extends", "final", + "for", "foreach", "function", "global", "goto", + "if", "implements", "include", "include_once", "instanceof", + "insteadof", "interface", "isset", "list", "namespace", + "new", "or", "print", "private", "protected", + "public", "require", "require_once", "return", "static", + "switch", "throw", "trait", "try", "unset", + "use", "var", "while", "xor", "int", + "float", "bool", "string", "true", "false", + "null", "void", "iterable"}; +const int kReservedNamesSize = 73; + +bool is_reserved_name(const char* name) { + void** value; + return (php_proto_zend_hash_find(reserved_names, name, strlen(name), + (void**)&value) == SUCCESS); +} + +// ----------------------------------------------------------------------------- +// Utilities. +// ----------------------------------------------------------------------------- + +zend_function_entry protobuf_functions[] = { + ZEND_FE_END +}; + +static const zend_module_dep protobuf_deps[] = { + ZEND_MOD_OPTIONAL("date") + ZEND_MOD_END +}; + +zend_module_entry protobuf_module_entry = { + STANDARD_MODULE_HEADER_EX, + NULL, + protobuf_deps, + PHP_PROTOBUF_EXTNAME, // extension name + protobuf_functions, // function list + PHP_MINIT(protobuf), // process startup + PHP_MSHUTDOWN(protobuf), // process shutdown + PHP_RINIT(protobuf), // request shutdown + PHP_RSHUTDOWN(protobuf), // request shutdown + NULL, // extension info + PHP_PROTOBUF_VERSION, // extension version + PHP_MODULE_GLOBALS(protobuf), // globals descriptor + PHP_GINIT(protobuf), // globals ctor + PHP_GSHUTDOWN(protobuf), // globals dtor + NULL, // post deactivate + STANDARD_MODULE_PROPERTIES_EX +}; + +// install module +ZEND_GET_MODULE(protobuf) + +// global variables +static PHP_GINIT_FUNCTION(protobuf) { +} + +static PHP_GSHUTDOWN_FUNCTION(protobuf) { +} + +#if PHP_MAJOR_VERSION >= 7 +static void php_proto_hashtable_descriptor_release(zval* value) { + void* ptr = Z_PTR_P(value); + zend_object* object = *(zend_object**)ptr; + if(--GC_REFCOUNT(object) == 0) { + zend_objects_store_del(object); + } + efree(ptr); +} +#endif + +static PHP_RINIT_FUNCTION(protobuf) { + int i = 0; + + ALLOC_HASHTABLE(upb_def_to_php_obj_map); + zend_hash_init(upb_def_to_php_obj_map, 16, NULL, HASHTABLE_VALUE_DTOR, 0); + + ALLOC_HASHTABLE(ce_to_php_obj_map); + zend_hash_init(ce_to_php_obj_map, 16, NULL, HASHTABLE_VALUE_DTOR, 0); + + ALLOC_HASHTABLE(proto_to_php_obj_map); + zend_hash_init(proto_to_php_obj_map, 16, NULL, HASHTABLE_VALUE_DTOR, 0); + + ALLOC_HASHTABLE(reserved_names); + zend_hash_init(reserved_names, 16, NULL, NULL, 0); + for (i = 0; i < kReservedNamesSize; i++) { + php_proto_zend_hash_update(reserved_names, kReservedNames[i], + strlen(kReservedNames[i])); + } + + generated_pool = NULL; + generated_pool_php = NULL; + internal_generated_pool_php = NULL; + + is_inited_file_any = false; + is_inited_file_api = false; + is_inited_file_duration = false; + is_inited_file_field_mask = false; + is_inited_file_empty = false; + is_inited_file_source_context = false; + is_inited_file_struct = false; + is_inited_file_timestamp = false; + is_inited_file_type = false; + is_inited_file_wrappers = false; + + return 0; +} + +static PHP_RSHUTDOWN_FUNCTION(protobuf) { + zend_hash_destroy(upb_def_to_php_obj_map); + FREE_HASHTABLE(upb_def_to_php_obj_map); + + zend_hash_destroy(ce_to_php_obj_map); + FREE_HASHTABLE(ce_to_php_obj_map); + + zend_hash_destroy(proto_to_php_obj_map); + FREE_HASHTABLE(proto_to_php_obj_map); + + zend_hash_destroy(reserved_names); + FREE_HASHTABLE(reserved_names); + +#if PHP_MAJOR_VERSION < 7 + if (generated_pool_php != NULL) { + zval_dtor(generated_pool_php); + FREE_ZVAL(generated_pool_php); + } + if (internal_generated_pool_php != NULL) { + zval_dtor(internal_generated_pool_php); + FREE_ZVAL(internal_generated_pool_php); + } +#else + if (generated_pool_php != NULL) { + zval tmp; + ZVAL_OBJ(&tmp, generated_pool_php); + zval_dtor(&tmp); + } + if (internal_generated_pool_php != NULL) { + zval tmp; + ZVAL_OBJ(&tmp, internal_generated_pool_php); + zval_dtor(&tmp); + } +#endif + + is_inited_file_any = true; + is_inited_file_api = true; + is_inited_file_duration = true; + is_inited_file_field_mask = true; + is_inited_file_empty = true; + is_inited_file_source_context = true; + is_inited_file_struct = true; + is_inited_file_timestamp = true; + is_inited_file_type = true; + is_inited_file_wrappers = true; + + return 0; +} + +static PHP_MINIT_FUNCTION(protobuf) { + descriptor_pool_init(TSRMLS_C); + descriptor_init(TSRMLS_C); + enum_descriptor_init(TSRMLS_C); + enum_value_descriptor_init(TSRMLS_C); + field_descriptor_init(TSRMLS_C); + gpb_type_init(TSRMLS_C); + internal_descriptor_pool_init(TSRMLS_C); + map_field_init(TSRMLS_C); + map_field_iter_init(TSRMLS_C); + message_init(TSRMLS_C); + oneof_descriptor_init(TSRMLS_C); + repeated_field_init(TSRMLS_C); + repeated_field_iter_init(TSRMLS_C); + util_init(TSRMLS_C); + + gpb_metadata_any_init(TSRMLS_C); + gpb_metadata_api_init(TSRMLS_C); + gpb_metadata_duration_init(TSRMLS_C); + gpb_metadata_field_mask_init(TSRMLS_C); + gpb_metadata_empty_init(TSRMLS_C); + gpb_metadata_source_context_init(TSRMLS_C); + gpb_metadata_struct_init(TSRMLS_C); + gpb_metadata_timestamp_init(TSRMLS_C); + gpb_metadata_type_init(TSRMLS_C); + gpb_metadata_wrappers_init(TSRMLS_C); + + any_init(TSRMLS_C); + api_init(TSRMLS_C); + bool_value_init(TSRMLS_C); + bytes_value_init(TSRMLS_C); + double_value_init(TSRMLS_C); + duration_init(TSRMLS_C); + enum_init(TSRMLS_C); + enum_value_init(TSRMLS_C); + field_cardinality_init(TSRMLS_C); + field_init(TSRMLS_C); + field_kind_init(TSRMLS_C); + field_mask_init(TSRMLS_C); + float_value_init(TSRMLS_C); + empty_init(TSRMLS_C); + int32_value_init(TSRMLS_C); + int64_value_init(TSRMLS_C); + list_value_init(TSRMLS_C); + method_init(TSRMLS_C); + mixin_init(TSRMLS_C); + null_value_init(TSRMLS_C); + option_init(TSRMLS_C); + source_context_init(TSRMLS_C); + string_value_init(TSRMLS_C); + struct_init(TSRMLS_C); + syntax_init(TSRMLS_C); + timestamp_init(TSRMLS_C); + type_init(TSRMLS_C); + u_int32_value_init(TSRMLS_C); + u_int64_value_init(TSRMLS_C); + value_init(TSRMLS_C); + + return 0; +} + +static PHP_MSHUTDOWN_FUNCTION(protobuf) { + PEFREE(message_handlers); + PEFREE(repeated_field_handlers); + PEFREE(repeated_field_iter_handlers); + PEFREE(map_field_handlers); + PEFREE(map_field_iter_handlers); + + return 0; +} |