diff options
Diffstat (limited to 'third_party/protobuf/php/ext/google/protobuf/def.c')
| -rw-r--r-- | third_party/protobuf/php/ext/google/protobuf/def.c | 507 |
1 files changed, 0 insertions, 507 deletions
diff --git a/third_party/protobuf/php/ext/google/protobuf/def.c b/third_party/protobuf/php/ext/google/protobuf/def.c deleted file mode 100644 index 52b9e88568..0000000000 --- a/third_party/protobuf/php/ext/google/protobuf/def.c +++ /dev/null @@ -1,507 +0,0 @@ -// 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" - -// Forward declare. -static zend_object_value descriptor_create(zend_class_entry *ce TSRMLS_DC); -static void descriptor_init_c_instance(Descriptor* intern TSRMLS_DC); -static void descriptor_free_c(Descriptor* object TSRMLS_DC); -static void descriptor_free(void* object TSRMLS_DC); - -static zend_object_value enum_descriptor_create(zend_class_entry *ce TSRMLS_DC); -static void enum_descriptor_init_c_instance(EnumDescriptor* intern TSRMLS_DC); -static void enum_descriptor_free_c(EnumDescriptor* object TSRMLS_DC); -static void enum_descriptor_free(void* object TSRMLS_DC); - -static zend_object_value descriptor_pool_create(zend_class_entry *ce TSRMLS_DC); -static void descriptor_pool_free_c(DescriptorPool* object TSRMLS_DC); -static void descriptor_pool_free(void* object TSRMLS_DC); -static void descriptor_pool_init_c_instance(DescriptorPool* pool TSRMLS_DC); - -// ----------------------------------------------------------------------------- -// Common Utilities -// ----------------------------------------------------------------------------- - -static void check_upb_status(const upb_status* status, const char* msg) { - if (!upb_ok(status)) { - zend_error(E_ERROR, "%s: %s\n", msg, upb_status_errmsg(status)); - } -} - -static void upb_filedef_free(void *r) { - upb_filedef *f = *(upb_filedef **)r; - size_t i; - - for (i = 0; i < upb_filedef_depcount(f); i++) { - upb_filedef_unref(upb_filedef_dep(f, i), f); - } - - upb_inttable_uninit(&f->defs); - upb_inttable_uninit(&f->deps); - upb_gfree((void *)f->name); - upb_gfree((void *)f->package); - upb_gfree(f); -} - -// Camel-case the field name and append "Entry" for generated map entry name. -// e.g. map<KeyType, ValueType> foo_map => FooMapEntry -static void append_map_entry_name(char *result, const char *field_name, - int pos) { - bool cap_next = true; - int i; - - for (i = 0; i < strlen(field_name); ++i) { - if (field_name[i] == '_') { - cap_next = true; - } else if (cap_next) { - // Note: Do not use ctype.h due to locales. - if ('a' <= field_name[i] && field_name[i] <= 'z') { - result[pos++] = field_name[i] - 'a' + 'A'; - } else { - result[pos++] = field_name[i]; - } - cap_next = false; - } else { - result[pos++] = field_name[i]; - } - } - strcat(result, "Entry"); -} - -#define CHECK_UPB(code, msg) \ - do { \ - upb_status status = UPB_STATUS_INIT; \ - code; \ - check_upb_status(&status, msg); \ - } while (0) - -// Define PHP class -#define DEFINE_PROTOBUF_INIT_CLASS(name_lower, string_name) \ - void name_lower##_init(TSRMLS_D) { \ - zend_class_entry class_type; \ - INIT_CLASS_ENTRY(class_type, string_name, name_lower##_methods); \ - name_lower##_type = zend_register_internal_class(&class_type TSRMLS_CC); \ - name_lower##_type->create_object = name_lower##_create; \ - } - -#define DEFINE_PROTOBUF_CREATE(name, name_lower) \ - static zend_object_value name_lower##_create( \ - zend_class_entry* ce TSRMLS_DC) { \ - zend_object_value return_value; \ - name* intern = (name*)emalloc(sizeof(name)); \ - memset(intern, 0, sizeof(name)); \ - name_lower##_init_c_instance(intern TSRMLS_CC); \ - return_value.handle = zend_objects_store_put( \ - intern, (zend_objects_store_dtor_t)zend_objects_destroy_object, \ - name_lower##_free, NULL TSRMLS_CC); \ - return_value.handlers = zend_get_std_object_handlers(); \ - return return_value; \ - } - -#define DEFINE_PROTOBUF_FREE(name, name_lower) \ - static void name_lower##_free(void* object TSRMLS_DC) { \ - name* intern = (name*)object; \ - name_lower##_free_c(intern TSRMLS_CC); \ - efree(object); \ - } - -#define DEFINE_CLASS(name, name_lower, string_name) \ - zend_class_entry* name_lower##_type; \ - DEFINE_PROTOBUF_FREE(name, name_lower) \ - DEFINE_PROTOBUF_CREATE(name, name_lower) \ - DEFINE_PROTOBUF_INIT_CLASS(name_lower, string_name) - -// ----------------------------------------------------------------------------- -// GPBType -// ----------------------------------------------------------------------------- - -zend_class_entry* gpb_type_type; - -static zend_function_entry gpb_type_methods[] = { - ZEND_FE_END -}; - -void gpb_type_init(TSRMLS_D) { - zend_class_entry class_type; - INIT_CLASS_ENTRY(class_type, "Google\\Protobuf\\Internal\\GPBType", - gpb_type_methods); - gpb_type_type = zend_register_internal_class(&class_type TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("DOUBLE"), 1 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("FLOAT"), 2 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("INT64"), 3 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("UINT64"), 4 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("INT32"), 5 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("FIXED64"), 6 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("FIXED32"), 7 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("BOOL"), 8 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("STRING"), 9 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("GROUP"), 10 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("MESSAGE"), 11 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("BYTES"), 12 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("UINT32"), 13 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("ENUM"), 14 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("SFIXED32"), - 15 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("SFIXED64"), - 16 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("SINT32"), 17 TSRMLS_CC); - zend_declare_class_constant_long(gpb_type_type, STR("SINT64"), 18 TSRMLS_CC); -} - -// ----------------------------------------------------------------------------- -// DescriptorPool -// ----------------------------------------------------------------------------- - -static zend_function_entry descriptor_pool_methods[] = { - PHP_ME(DescriptorPool, getGeneratedPool, NULL, - ZEND_ACC_PUBLIC|ZEND_ACC_STATIC) - PHP_ME(DescriptorPool, internalAddGeneratedFile, NULL, ZEND_ACC_PUBLIC) - ZEND_FE_END -}; - -DEFINE_CLASS(DescriptorPool, descriptor_pool, - "Google\\Protobuf\\Internal\\DescriptorPool"); - -zval* generated_pool_php; // wrapper of generated pool -DescriptorPool *generated_pool; // The actual generated pool - -static void init_generated_pool_once(TSRMLS_D) { - if (generated_pool_php == NULL) { - MAKE_STD_ZVAL(generated_pool_php); - Z_TYPE_P(generated_pool_php) = IS_OBJECT; - generated_pool = ALLOC(DescriptorPool); - descriptor_pool_init_c_instance(generated_pool TSRMLS_CC); - Z_OBJ_HANDLE_P(generated_pool_php) = zend_objects_store_put( - generated_pool, NULL, - (zend_objects_free_object_storage_t)descriptor_pool_free, - NULL TSRMLS_CC); - Z_OBJ_HT_P(generated_pool_php) = zend_get_std_object_handlers(); - } -} - -static void descriptor_pool_init_c_instance(DescriptorPool *pool TSRMLS_DC) { - zend_object_std_init(&pool->std, descriptor_pool_type TSRMLS_CC); - pool->symtab = upb_symtab_new(); - - ALLOC_HASHTABLE(pool->pending_list); - zend_hash_init(pool->pending_list, 1, NULL, ZVAL_PTR_DTOR, 0); -} - -static void descriptor_pool_free_c(DescriptorPool *pool TSRMLS_DC) { - upb_symtab_free(pool->symtab); - - zend_hash_destroy(pool->pending_list); - FREE_HASHTABLE(pool->pending_list); -} - -static void validate_enumdef(const upb_enumdef *enumdef) { - // Verify that an entry exists with integer value 0. (This is the default - // value.) - const char *lookup = upb_enumdef_iton(enumdef, 0); - if (lookup == NULL) { - zend_error(E_USER_ERROR, - "Enum definition does not contain a value for '0'."); - } -} - -static void validate_msgdef(const upb_msgdef* msgdef) { - // Verify that no required fields exist. proto3 does not support these. - upb_msg_field_iter it; - for (upb_msg_field_begin(&it, msgdef); - !upb_msg_field_done(&it); - upb_msg_field_next(&it)) { - const upb_fielddef* field = upb_msg_iter_field(&it); - if (upb_fielddef_label(field) == UPB_LABEL_REQUIRED) { - zend_error(E_ERROR, "Required fields are unsupported in proto3."); - } - } -} - -PHP_METHOD(DescriptorPool, getGeneratedPool) { - init_generated_pool_once(TSRMLS_C); - RETURN_ZVAL(generated_pool_php, 1, 0); -} - -static void convert_to_class_name_inplace(char *class_name, - const char* fullname, - const char* prefix, - const char* package_name) { - size_t i = 0, j; - bool first_char = true; - size_t pkg_name_len = package_name == NULL ? 0 : strlen(package_name); - size_t prefix_len = prefix == NULL ? 0 : strlen(prefix); - size_t message_name_start = package_name == NULL ? 0 : pkg_name_len + 1; - size_t message_len = (strlen(fullname) - message_name_start); - - // In php, class name cannot be Empty. - if (strcmp("google.protobuf.Empty", fullname) == 0) { - strcpy(class_name, "\\Google\\Protobuf\\GPBEmpty"); - return; - } - - if (pkg_name_len != 0) { - class_name[i++] = '\\'; - for (j = 0; j < pkg_name_len; j++) { - // php packages are divided by '\'. - if (package_name[j] == '.') { - class_name[i++] = '\\'; - first_char = true; - } else if (first_char) { - // PHP package uses camel case. - if (package_name[j] < 'A' || package_name[j] > 'Z') { - class_name[i++] = package_name[j] + 'A' - 'a'; - } else { - class_name[i++] = package_name[j]; - } - first_char = false; - } else { - class_name[i++] = package_name[j]; - } - } - class_name[i++] = '\\'; - } - - if (prefix_len > 0) { - strcpy(class_name + i, prefix); - i += prefix_len; - } - - // Submessage is concatenated with its containing messages by '_'. - for (j = message_name_start; j < message_name_start + message_len; j++) { - if (fullname[j] == '.') { - class_name[i++] = '_'; - } else { - class_name[i++] = fullname[j]; - } - } -} - -PHP_METHOD(DescriptorPool, internalAddGeneratedFile) { - char *data = NULL; - int data_len; - upb_filedef **files; - size_t i; - - if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &data, &data_len) == - FAILURE) { - return; - } - - DescriptorPool *pool = UNBOX(DescriptorPool, getThis()); - CHECK_UPB(files = upb_loaddescriptor(data, data_len, &pool, &status), - "Parse binary descriptors to internal descriptors failed"); - - // This method is called only once in each file. - assert(files[0] != NULL); - assert(files[1] == NULL); - - CHECK_UPB(upb_symtab_addfile(pool->symtab, files[0], &status), - "Unable to add file to DescriptorPool"); - - // For each enum/message, we need its PHP class, upb descriptor and its PHP - // wrapper. These information are needed later for encoding, decoding and type - // checking. However, sometimes we just have one of them. In order to find - // them quickly, here, we store the mapping for them. - for (i = 0; i < upb_filedef_defcount(files[0]); i++) { - const upb_def *def = upb_filedef_def(files[0], i); - switch (upb_def_type(def)) { -#define CASE_TYPE(def_type, def_type_lower, desc_type, desc_type_lower) \ - case UPB_DEF_##def_type: { \ - desc_type *desc; \ - zval *desc_php; \ - CREATE(desc_type, desc, desc_type_lower##_init_c_instance); \ - BOX(desc_type, desc_php, desc, desc_type_lower##_free); \ - Z_DELREF_P(desc_php); \ - const upb_##def_type_lower *def_type_lower = \ - upb_downcast_##def_type_lower(def); \ - desc->def_type_lower = def_type_lower; \ - add_def_obj(desc->def_type_lower, desc_php); \ - /* Unlike other messages, MapEntry is shared by all map fields and doesn't \ - * have generated PHP class.*/ \ - if (upb_def_type(def) == UPB_DEF_MSG && \ - upb_msgdef_mapentry(upb_downcast_msgdef(def))) { \ - break; \ - } \ - /* Prepend '.' to package name to make it absolute. In the 5 additional \ - * bytes allocated, one for '.', one for trailing 0, and 3 for 'GPB' if \ - * given message is google.protobuf.Empty.*/ \ - const char *fullname = upb_##def_type_lower##_fullname(def_type_lower); \ - const char *prefix = upb_filedef_phpprefix(files[0]); \ - size_t klass_name_len = strlen(fullname) + 5; \ - if (prefix != NULL) { \ - klass_name_len += strlen(prefix); \ - } \ - char *klass_name = ecalloc(sizeof(char), klass_name_len); \ - convert_to_class_name_inplace(klass_name, fullname, prefix, \ - upb_filedef_package(files[0])); \ - zend_class_entry **pce; \ - if (zend_lookup_class(klass_name, strlen(klass_name), &pce TSRMLS_CC) == \ - FAILURE) { \ - zend_error(E_ERROR, "Generated message class %s hasn't been defined", \ - klass_name); \ - return; \ - } else { \ - desc->klass = *pce; \ - } \ - add_ce_obj(desc->klass, desc_php); \ - efree(klass_name); \ - break; \ - } - - CASE_TYPE(MSG, msgdef, Descriptor, descriptor) - CASE_TYPE(ENUM, enumdef, EnumDescriptor, enum_descriptor) -#undef CASE_TYPE - - default: - break; - } - } - - for (i = 0; i < upb_filedef_defcount(files[0]); i++) { - const upb_def *def = upb_filedef_def(files[0], i); - if (upb_def_type(def) == UPB_DEF_MSG) { - const upb_msgdef *msgdef = upb_downcast_msgdef(def); - zval *desc_php = get_def_obj(msgdef); - build_class_from_descriptor(desc_php TSRMLS_CC); - } - } - - upb_filedef_unref(files[0], &pool); - upb_gfree(files); -} - -// ----------------------------------------------------------------------------- -// Descriptor -// ----------------------------------------------------------------------------- - -static zend_function_entry descriptor_methods[] = { - ZEND_FE_END -}; - -DEFINE_CLASS(Descriptor, descriptor, "Google\\Protobuf\\Internal\\Descriptor"); - -static void descriptor_free_c(Descriptor *self TSRMLS_DC) { - if (self->layout) { - free_layout(self->layout); - } - if (self->fill_handlers) { - upb_handlers_unref(self->fill_handlers, &self->fill_handlers); - } - if (self->fill_method) { - upb_pbdecodermethod_unref(self->fill_method, &self->fill_method); - } - if (self->json_fill_method) { - upb_json_parsermethod_unref(self->json_fill_method, - &self->json_fill_method); - } - if (self->pb_serialize_handlers) { - upb_handlers_unref(self->pb_serialize_handlers, - &self->pb_serialize_handlers); - } - if (self->json_serialize_handlers) { - upb_handlers_unref(self->json_serialize_handlers, - &self->json_serialize_handlers); - } - if (self->json_serialize_handlers_preserve) { - upb_handlers_unref(self->json_serialize_handlers_preserve, - &self->json_serialize_handlers_preserve); - } -} - -static void descriptor_init_c_instance(Descriptor *desc TSRMLS_DC) { - zend_object_std_init(&desc->std, descriptor_type TSRMLS_CC); - desc->msgdef = NULL; - desc->layout = NULL; - desc->klass = NULL; - desc->fill_handlers = NULL; - desc->fill_method = NULL; - desc->json_fill_method = NULL; - desc->pb_serialize_handlers = NULL; - desc->json_serialize_handlers = NULL; - desc->json_serialize_handlers_preserve = NULL; -} - -// ----------------------------------------------------------------------------- -// EnumDescriptor -// ----------------------------------------------------------------------------- - -static zend_function_entry enum_descriptor_methods[] = { - ZEND_FE_END -}; - -DEFINE_CLASS(EnumDescriptor, enum_descriptor, - "Google\\Protobuf\\Internal\\EnumDescriptor"); - -static void enum_descriptor_free_c(EnumDescriptor *self TSRMLS_DC) { -} - -static void enum_descriptor_init_c_instance(EnumDescriptor *self TSRMLS_DC) { - zend_object_std_init(&self->std, enum_descriptor_type TSRMLS_CC); - self->enumdef = NULL; - self->klass = NULL; -} - -// ----------------------------------------------------------------------------- -// FieldDescriptor -// ----------------------------------------------------------------------------- - -upb_fieldtype_t to_fieldtype(upb_descriptortype_t type) { - switch (type) { -#define CASE(descriptor_type, type) \ - case UPB_DESCRIPTOR_TYPE_##descriptor_type: \ - return UPB_TYPE_##type; - - CASE(FLOAT, FLOAT); - CASE(DOUBLE, DOUBLE); - CASE(BOOL, BOOL); - CASE(STRING, STRING); - CASE(BYTES, BYTES); - CASE(MESSAGE, MESSAGE); - CASE(GROUP, MESSAGE); - CASE(ENUM, ENUM); - CASE(INT32, INT32); - CASE(INT64, INT64); - CASE(UINT32, UINT32); - CASE(UINT64, UINT64); - CASE(SINT32, INT32); - CASE(SINT64, INT64); - CASE(FIXED32, UINT32); - CASE(FIXED64, UINT64); - CASE(SFIXED32, INT32); - CASE(SFIXED64, INT64); - -#undef CONVERT - - } - - zend_error(E_ERROR, "Unknown field type."); - return 0; -} |