| // 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 "utf8.h" |
| |
| /* stringsink *****************************************************************/ |
| |
| typedef struct { |
| upb_byteshandler handler; |
| upb_bytessink sink; |
| char *ptr; |
| size_t len, size; |
| } stringsink; |
| |
| |
| static void *stringsink_start(void *_sink, const void *hd, size_t size_hint) { |
| stringsink *sink = _sink; |
| sink->len = 0; |
| return sink; |
| } |
| |
| static size_t stringsink_string(void *_sink, const void *hd, const char *ptr, |
| size_t len, const upb_bufhandle *handle) { |
| stringsink *sink = _sink; |
| size_t new_size = sink->size; |
| |
| UPB_UNUSED(hd); |
| UPB_UNUSED(handle); |
| |
| while (sink->len + len > new_size) { |
| new_size *= 2; |
| } |
| |
| if (new_size != sink->size) { |
| sink->ptr = realloc(sink->ptr, new_size); |
| sink->size = new_size; |
| } |
| |
| memcpy(sink->ptr + sink->len, ptr, len); |
| sink->len += len; |
| |
| return len; |
| } |
| |
| void stringsink_init(stringsink *sink) { |
| upb_byteshandler_init(&sink->handler); |
| upb_byteshandler_setstartstr(&sink->handler, stringsink_start, NULL); |
| upb_byteshandler_setstring(&sink->handler, stringsink_string, NULL); |
| |
| upb_bytessink_reset(&sink->sink, &sink->handler, sink); |
| |
| sink->size = 32; |
| sink->ptr = malloc(sink->size); |
| sink->len = 0; |
| } |
| |
| void stringsink_uninit(stringsink *sink) { free(sink->ptr); } |
| |
| /* stackenv *****************************************************************/ |
| |
| // Stack-allocated context during an encode/decode operation. Contains the upb |
| // environment and its stack-based allocator, an initial buffer for allocations |
| // to avoid malloc() when possible, and a template for PHP exception messages |
| // if any error occurs. |
| #define STACK_ENV_STACKBYTES 4096 |
| typedef struct { |
| upb_env env; |
| const char *php_error_template; |
| char allocbuf[STACK_ENV_STACKBYTES]; |
| } stackenv; |
| |
| |
| static void stackenv_init(stackenv* se, const char* errmsg); |
| static void stackenv_uninit(stackenv* se); |
| |
| // Callback invoked by upb if any error occurs during parsing or serialization. |
| static bool env_error_func(void* ud, const upb_status* status) { |
| stackenv* se = ud; |
| // Free the env -- zend_error will longjmp up the stack past the |
| // encode/decode function so it would not otherwise have been freed. |
| stackenv_uninit(se); |
| |
| // TODO(teboring): have a way to verify that this is actually a parse error, |
| // instead of just throwing "parse error" unconditionally. |
| zend_error(E_ERROR, se->php_error_template, upb_status_errmsg(status)); |
| // Never reached. |
| return false; |
| } |
| |
| static void stackenv_init(stackenv* se, const char* errmsg) { |
| se->php_error_template = errmsg; |
| upb_env_init2(&se->env, se->allocbuf, sizeof(se->allocbuf), NULL); |
| upb_env_seterrorfunc(&se->env, env_error_func, se); |
| } |
| |
| static void stackenv_uninit(stackenv* se) { |
| upb_env_uninit(&se->env); |
| } |
| |
| // ----------------------------------------------------------------------------- |
| // Parsing. |
| // ----------------------------------------------------------------------------- |
| |
| #define DEREF(msg, ofs, type) *(type*)(((uint8_t *)msg) + ofs) |
| |
| // Creates a handlerdata that simply contains the offset for this field. |
| static const void* newhandlerdata(upb_handlers* h, uint32_t ofs) { |
| size_t* hd_ofs = (size_t*)malloc(sizeof(size_t)); |
| *hd_ofs = ofs; |
| upb_handlers_addcleanup(h, hd_ofs, free); |
| return hd_ofs; |
| } |
| |
| typedef struct { |
| size_t ofs; |
| const upb_msgdef *md; |
| } submsg_handlerdata_t; |
| |
| // Creates a handlerdata that contains offset and submessage type information. |
| static const void *newsubmsghandlerdata(upb_handlers* h, uint32_t ofs, |
| const upb_fielddef* f) { |
| submsg_handlerdata_t* hd = |
| (submsg_handlerdata_t*)malloc(sizeof(submsg_handlerdata_t)); |
| hd->ofs = ofs; |
| hd->md = upb_fielddef_msgsubdef(f); |
| upb_handlers_addcleanup(h, hd, free); |
| return hd; |
| } |
| |
| typedef struct { |
| size_t ofs; // union data slot |
| size_t case_ofs; // oneof_case field |
| int property_ofs; // properties table cache |
| uint32_t oneof_case_num; // oneof-case number to place in oneof_case field |
| const upb_msgdef *md; // msgdef, for oneof submessage handler |
| } oneof_handlerdata_t; |
| |
| static const void *newoneofhandlerdata(upb_handlers *h, |
| uint32_t ofs, |
| uint32_t case_ofs, |
| int property_ofs, |
| const upb_fielddef *f) { |
| oneof_handlerdata_t* hd = |
| (oneof_handlerdata_t*)malloc(sizeof(oneof_handlerdata_t)); |
| hd->ofs = ofs; |
| hd->case_ofs = case_ofs; |
| hd->property_ofs = property_ofs; |
| // We reuse the field tag number as a oneof union discriminant tag. Note that |
| // we don't expose these numbers to the user, so the only requirement is that |
| // we have some unique ID for each union case/possibility. The field tag |
| // numbers are already present and are easy to use so there's no reason to |
| // create a separate ID space. In addition, using the field tag number here |
| // lets us easily look up the field in the oneof accessor. |
| hd->oneof_case_num = upb_fielddef_number(f); |
| if (upb_fielddef_type(f) == UPB_TYPE_MESSAGE) { |
| hd->md = upb_fielddef_msgsubdef(f); |
| } else { |
| hd->md = NULL; |
| } |
| upb_handlers_addcleanup(h, hd, free); |
| return hd; |
| } |
| |
| // A handler that starts a repeated field. Gets the Repeated*Field instance for |
| // this field (such an instance always exists even in an empty message). |
| static void *startseq_handler(void* closure, const void* hd) { |
| MessageHeader* msg = closure; |
| const size_t *ofs = hd; |
| return (void*)(*DEREF(msg, *ofs, zval**)); |
| } |
| |
| // Handlers that append primitive values to a repeated field. |
| #define DEFINE_APPEND_HANDLER(type, ctype) \ |
| static bool append##type##_handler(void* closure, const void* hd, \ |
| ctype val) { \ |
| zval* array = (zval*)closure; \ |
| TSRMLS_FETCH(); \ |
| RepeatedField* intern = \ |
| (RepeatedField*)zend_object_store_get_object(array TSRMLS_CC); \ |
| repeated_field_push_native(intern, &val TSRMLS_CC); \ |
| return true; \ |
| } |
| |
| DEFINE_APPEND_HANDLER(bool, bool) |
| DEFINE_APPEND_HANDLER(int32, int32_t) |
| DEFINE_APPEND_HANDLER(uint32, uint32_t) |
| DEFINE_APPEND_HANDLER(float, float) |
| DEFINE_APPEND_HANDLER(int64, int64_t) |
| DEFINE_APPEND_HANDLER(uint64, uint64_t) |
| DEFINE_APPEND_HANDLER(double, double) |
| |
| // Appends a string to a repeated field. |
| static void* appendstr_handler(void *closure, |
| const void *hd, |
| size_t size_hint) { |
| zval* array = (zval*)closure; |
| TSRMLS_FETCH(); |
| RepeatedField* intern = |
| (RepeatedField*)zend_object_store_get_object(array TSRMLS_CC); |
| |
| zval* str; |
| MAKE_STD_ZVAL(str); |
| ZVAL_STRING(str, "", 1); |
| |
| repeated_field_push_native(intern, &str TSRMLS_CC); |
| return (void*)str; |
| } |
| |
| // Appends a 'bytes' string to a repeated field. |
| static void* appendbytes_handler(void *closure, |
| const void *hd, |
| size_t size_hint) { |
| zval* array = (zval*)closure; |
| TSRMLS_FETCH(); |
| RepeatedField* intern = |
| (RepeatedField*)zend_object_store_get_object(array TSRMLS_CC); |
| |
| zval* str; |
| MAKE_STD_ZVAL(str); |
| ZVAL_STRING(str, "", 1); |
| |
| repeated_field_push_native(intern, &str TSRMLS_CC); |
| return (void*)str; |
| } |
| |
| static void *empty_php_string(zval** value_ptr) { |
| SEPARATE_ZVAL_IF_NOT_REF(value_ptr); |
| zval* str = *value_ptr; |
| zval_dtor(str); |
| ZVAL_STRINGL(str, "", 0, 1); |
| return (void*)str; |
| } |
| |
| // Sets a non-repeated string field in a message. |
| static void* str_handler(void *closure, |
| const void *hd, |
| size_t size_hint) { |
| MessageHeader* msg = closure; |
| const size_t *ofs = hd; |
| return empty_php_string(DEREF(msg, *ofs, zval**)); |
| } |
| |
| // Sets a non-repeated 'bytes' field in a message. |
| static void* bytes_handler(void *closure, |
| const void *hd, |
| size_t size_hint) { |
| MessageHeader* msg = closure; |
| const size_t *ofs = hd; |
| return empty_php_string(DEREF(msg, *ofs, zval**)); |
| } |
| |
| static size_t stringdata_handler(void* closure, const void* hd, |
| const char* str, size_t len, |
| const upb_bufhandle* handle) { |
| zval* php_str = (zval*)closure; |
| |
| char* old_str = Z_STRVAL_P(php_str); |
| size_t old_len = Z_STRLEN_P(php_str); |
| assert(old_str != NULL); |
| |
| char* new_str = emalloc(old_len + len + 1); |
| |
| memcpy(new_str, old_str, old_len); |
| memcpy(new_str + old_len, str, len); |
| new_str[old_len + len] = 0; |
| FREE(old_str); |
| |
| Z_STRVAL_P(php_str) = new_str; |
| Z_STRLEN_P(php_str) = old_len + len; |
| |
| return len; |
| } |
| |
| // Appends a submessage to a repeated field. |
| static void *appendsubmsg_handler(void *closure, const void *hd) { |
| zval* array = (zval*)closure; |
| TSRMLS_FETCH(); |
| RepeatedField* intern = |
| (RepeatedField*)zend_object_store_get_object(array TSRMLS_CC); |
| |
| const submsg_handlerdata_t *submsgdata = hd; |
| zval* subdesc_php = get_def_obj((void*)submsgdata->md); |
| Descriptor* subdesc = zend_object_store_get_object(subdesc_php TSRMLS_CC); |
| zend_class_entry* subklass = subdesc->klass; |
| MessageHeader* submsg; |
| |
| zval* val = NULL; |
| MAKE_STD_ZVAL(val); |
| Z_TYPE_P(val) = IS_OBJECT; |
| Z_OBJVAL_P(val) = subklass->create_object(subklass TSRMLS_CC); |
| |
| repeated_field_push_native(intern, &val TSRMLS_CC); |
| |
| submsg = zend_object_store_get_object(val TSRMLS_CC); |
| return submsg; |
| } |
| |
| // Sets a non-repeated submessage field in a message. |
| static void *submsg_handler(void *closure, const void *hd) { |
| MessageHeader* msg = closure; |
| const submsg_handlerdata_t* submsgdata = hd; |
| zval* subdesc_php = get_def_obj((void*)submsgdata->md); |
| TSRMLS_FETCH(); |
| Descriptor* subdesc = zend_object_store_get_object(subdesc_php TSRMLS_CC); |
| zend_class_entry* subklass = subdesc->klass; |
| zval* submsg_php; |
| MessageHeader* submsg; |
| |
| if (Z_TYPE_P(*DEREF(msg, submsgdata->ofs, zval**)) == IS_NULL) { |
| zval* val = NULL; |
| MAKE_STD_ZVAL(val); |
| Z_TYPE_P(val) = IS_OBJECT; |
| Z_OBJVAL_P(val) = subklass->create_object(subklass TSRMLS_CC); |
| |
| zval_ptr_dtor(DEREF(msg, submsgdata->ofs, zval**)); |
| *DEREF(msg, submsgdata->ofs, zval**) = val; |
| } |
| |
| submsg_php = *DEREF(msg, submsgdata->ofs, zval**); |
| |
| submsg = zend_object_store_get_object(submsg_php TSRMLS_CC); |
| return submsg; |
| } |
| |
| // Handler data for startmap/endmap handlers. |
| typedef struct { |
| size_t ofs; |
| upb_fieldtype_t key_field_type; |
| upb_fieldtype_t value_field_type; |
| |
| // We know that we can hold this reference because the handlerdata has the |
| // same lifetime as the upb_handlers struct, and the upb_handlers struct holds |
| // a reference to the upb_msgdef, which in turn has references to its subdefs. |
| const upb_def* value_field_subdef; |
| } map_handlerdata_t; |
| |
| // Temporary frame for map parsing: at the beginning of a map entry message, a |
| // submsg handler allocates a frame to hold (i) a reference to the Map object |
| // into which this message will be inserted and (ii) storage slots to |
| // temporarily hold the key and value for this map entry until the end of the |
| // submessage. When the submessage ends, another handler is called to insert the |
| // value into the map. |
| typedef struct { |
| zval* map; |
| char key_storage[NATIVE_SLOT_MAX_SIZE]; |
| char value_storage[NATIVE_SLOT_MAX_SIZE]; |
| } map_parse_frame_t; |
| |
| static void map_slot_init(void* memory, upb_fieldtype_t type) { |
| switch (type) { |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: { |
| // Store zval** in memory in order to be consistent with the layout of |
| // singular fields. |
| zval** holder = ALLOC(zval*); |
| zval* tmp; |
| MAKE_STD_ZVAL(tmp); |
| ZVAL_STRINGL(tmp, "", 0, 1); |
| *holder = tmp; |
| *(zval***)memory = holder; |
| break; |
| } |
| case UPB_TYPE_MESSAGE: { |
| zval** holder = ALLOC(zval*); |
| zval* tmp; |
| MAKE_STD_ZVAL(tmp); |
| ZVAL_NULL(tmp); |
| *holder = tmp; |
| *(zval***)memory = holder; |
| break; |
| } |
| default: |
| native_slot_init(type, memory, NULL); |
| } |
| } |
| |
| static void map_slot_uninit(void* memory, upb_fieldtype_t type) { |
| switch (type) { |
| case UPB_TYPE_MESSAGE: |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: { |
| zval** holder = *(zval***)memory; |
| zval_ptr_dtor(holder); |
| FREE(holder); |
| break; |
| } |
| default: |
| break; |
| } |
| } |
| |
| static void map_slot_key(upb_fieldtype_t type, const void* from, |
| const char** keyval, |
| size_t* length) { |
| if (type == UPB_TYPE_STRING) { |
| zval* key_php = **(zval***)from; |
| *keyval = Z_STRVAL_P(key_php); |
| *length = Z_STRLEN_P(key_php); |
| } else { |
| *keyval = from; |
| *length = native_slot_size(type); |
| } |
| } |
| |
| static void map_slot_value(upb_fieldtype_t type, const void* from, |
| upb_value* v) { |
| size_t len; |
| void* to = upb_value_memory(v); |
| #ifndef NDEBUG |
| v->ctype = UPB_CTYPE_UINT64; |
| #endif |
| |
| memset(to, 0, native_slot_size(type)); |
| |
| switch (type) { |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: |
| case UPB_TYPE_MESSAGE: { |
| *(zval**)to = **(zval***)from; |
| Z_ADDREF_PP((zval**)to); |
| break; |
| } |
| default: |
| len = native_slot_size(type); |
| memcpy(to, from, len); |
| } |
| } |
| |
| // Handler to begin a map entry: allocates a temporary frame. This is the |
| // 'startsubmsg' handler on the msgdef that contains the map field. |
| static void *startmapentry_handler(void *closure, const void *hd) { |
| MessageHeader* msg = closure; |
| const map_handlerdata_t* mapdata = hd; |
| zval* map = *DEREF(msg, mapdata->ofs, zval**); |
| |
| map_parse_frame_t* frame = ALLOC(map_parse_frame_t); |
| frame->map = map; |
| |
| map_slot_init(&frame->key_storage, mapdata->key_field_type); |
| map_slot_init(&frame->value_storage, mapdata->value_field_type); |
| |
| return frame; |
| } |
| |
| // Handler to end a map entry: inserts the value defined during the message into |
| // the map. This is the 'endmsg' handler on the map entry msgdef. |
| static bool endmap_handler(void* closure, const void* hd, upb_status* s) { |
| map_parse_frame_t* frame = closure; |
| const map_handlerdata_t* mapdata = hd; |
| |
| TSRMLS_FETCH(); |
| Map *map = (Map *)zend_object_store_get_object(frame->map TSRMLS_CC); |
| |
| const char* keyval = NULL; |
| upb_value v; |
| size_t length; |
| |
| map_slot_key(map->key_type, &frame->key_storage, &keyval, &length); |
| map_slot_value(map->value_type, &frame->value_storage, &v); |
| |
| map_index_set(map, keyval, length, v); |
| |
| map_slot_uninit(&frame->key_storage, mapdata->key_field_type); |
| map_slot_uninit(&frame->value_storage, mapdata->value_field_type); |
| FREE(frame); |
| |
| return true; |
| } |
| |
| // Allocates a new map_handlerdata_t given the map entry message definition. If |
| // the offset of the field within the parent message is also given, that is |
| // added to the handler data as well. Note that this is called *twice* per map |
| // field: once in the parent message handler setup when setting the startsubmsg |
| // handler and once in the map entry message handler setup when setting the |
| // key/value and endmsg handlers. The reason is that there is no easy way to |
| // pass the handlerdata down to the sub-message handler setup. |
| static map_handlerdata_t* new_map_handlerdata( |
| size_t ofs, |
| const upb_msgdef* mapentry_def, |
| Descriptor* desc) { |
| const upb_fielddef* key_field; |
| const upb_fielddef* value_field; |
| // TODO(teboring): Use emalloc and efree. |
| map_handlerdata_t* hd = |
| (map_handlerdata_t*)malloc(sizeof(map_handlerdata_t)); |
| |
| hd->ofs = ofs; |
| key_field = upb_msgdef_itof(mapentry_def, MAP_KEY_FIELD); |
| assert(key_field != NULL); |
| hd->key_field_type = upb_fielddef_type(key_field); |
| value_field = upb_msgdef_itof(mapentry_def, MAP_VALUE_FIELD); |
| assert(value_field != NULL); |
| hd->value_field_type = upb_fielddef_type(value_field); |
| hd->value_field_subdef = upb_fielddef_subdef(value_field); |
| |
| return hd; |
| } |
| |
| // Handlers that set primitive values in oneofs. |
| #define DEFINE_ONEOF_HANDLER(type, ctype) \ |
| static bool oneof##type##_handler(void *closure, const void *hd, \ |
| ctype val) { \ |
| const oneof_handlerdata_t *oneofdata = hd; \ |
| DEREF(closure, oneofdata->case_ofs, uint32_t) = \ |
| oneofdata->oneof_case_num; \ |
| DEREF(closure, oneofdata->ofs, ctype) = val; \ |
| return true; \ |
| } |
| |
| DEFINE_ONEOF_HANDLER(bool, bool) |
| DEFINE_ONEOF_HANDLER(int32, int32_t) |
| DEFINE_ONEOF_HANDLER(uint32, uint32_t) |
| DEFINE_ONEOF_HANDLER(float, float) |
| DEFINE_ONEOF_HANDLER(int64, int64_t) |
| DEFINE_ONEOF_HANDLER(uint64, uint64_t) |
| DEFINE_ONEOF_HANDLER(double, double) |
| |
| #undef DEFINE_ONEOF_HANDLER |
| |
| // Handlers for strings in a oneof. |
| static void *oneofstr_handler(void *closure, |
| const void *hd, |
| size_t size_hint) { |
| MessageHeader* msg = closure; |
| const oneof_handlerdata_t *oneofdata = hd; |
| |
| DEREF(msg, oneofdata->case_ofs, uint32_t) = |
| oneofdata->oneof_case_num; |
| DEREF(msg, oneofdata->ofs, zval**) = |
| &(msg->std.properties_table)[oneofdata->property_ofs]; |
| |
| return empty_php_string(DEREF(msg, oneofdata->ofs, zval**)); |
| } |
| |
| static void *oneofbytes_handler(void *closure, |
| const void *hd, |
| size_t size_hint) { |
| MessageHeader* msg = closure; |
| const oneof_handlerdata_t *oneofdata = hd; |
| |
| DEREF(msg, oneofdata->case_ofs, uint32_t) = |
| oneofdata->oneof_case_num; |
| DEREF(msg, oneofdata->ofs, zval**) = |
| &(msg->std.properties_table)[oneofdata->property_ofs]; |
| |
| // TODO(teboring): Add it back. |
| // rb_enc_associate(str, kRubyString8bitEncoding); |
| |
| SEPARATE_ZVAL_IF_NOT_REF(DEREF(msg, oneofdata->ofs, zval**)); |
| zval* str = *DEREF(msg, oneofdata->ofs, zval**); |
| zval_dtor(str); |
| ZVAL_STRINGL(str, "", 0, 1); |
| return (void*)str; |
| } |
| |
| // Handler for a submessage field in a oneof. |
| static void* oneofsubmsg_handler(void* closure, const void* hd) { |
| MessageHeader* msg = closure; |
| const oneof_handlerdata_t *oneofdata = hd; |
| uint32_t oldcase = DEREF(msg, oneofdata->case_ofs, uint32_t); |
| zval* subdesc_php = get_def_obj((void*)oneofdata->md); |
| TSRMLS_FETCH(); |
| Descriptor* subdesc = zend_object_store_get_object(subdesc_php TSRMLS_CC); |
| zend_class_entry* subklass = subdesc->klass; |
| zval* submsg_php; |
| MessageHeader* submsg; |
| |
| if (oldcase != oneofdata->oneof_case_num) { |
| DEREF(msg, oneofdata->ofs, zval**) = |
| &(msg->std.properties_table)[oneofdata->property_ofs]; |
| } |
| |
| if (Z_TYPE_P(*DEREF(msg, oneofdata->ofs, zval**)) == IS_NULL) { |
| zval* val = NULL; |
| MAKE_STD_ZVAL(val); |
| Z_TYPE_P(val) = IS_OBJECT; |
| Z_OBJVAL_P(val) = subklass->create_object(subklass TSRMLS_CC); |
| |
| zval_ptr_dtor(DEREF(msg, oneofdata->ofs, zval**)); |
| *DEREF(msg, oneofdata->ofs, zval**) = val; |
| } |
| |
| DEREF(msg, oneofdata->case_ofs, uint32_t) = |
| oneofdata->oneof_case_num; |
| |
| submsg_php = *DEREF(msg, oneofdata->ofs, zval**); |
| submsg = zend_object_store_get_object(submsg_php TSRMLS_CC); |
| return submsg; |
| } |
| |
| // Set up handlers for a repeated field. |
| static void add_handlers_for_repeated_field(upb_handlers *h, |
| const upb_fielddef *f, |
| size_t offset) { |
| upb_handlerattr attr = UPB_HANDLERATTR_INITIALIZER; |
| upb_handlerattr_sethandlerdata(&attr, newhandlerdata(h, offset)); |
| upb_handlers_setstartseq(h, f, startseq_handler, &attr); |
| upb_handlerattr_uninit(&attr); |
| |
| switch (upb_fielddef_type(f)) { |
| |
| #define SET_HANDLER(utype, ltype) \ |
| case utype: \ |
| upb_handlers_set##ltype(h, f, append##ltype##_handler, NULL); \ |
| break; |
| |
| SET_HANDLER(UPB_TYPE_BOOL, bool); |
| SET_HANDLER(UPB_TYPE_INT32, int32); |
| SET_HANDLER(UPB_TYPE_UINT32, uint32); |
| SET_HANDLER(UPB_TYPE_ENUM, int32); |
| SET_HANDLER(UPB_TYPE_FLOAT, float); |
| SET_HANDLER(UPB_TYPE_INT64, int64); |
| SET_HANDLER(UPB_TYPE_UINT64, uint64); |
| SET_HANDLER(UPB_TYPE_DOUBLE, double); |
| |
| #undef SET_HANDLER |
| |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: { |
| bool is_bytes = upb_fielddef_type(f) == UPB_TYPE_BYTES; |
| upb_handlers_setstartstr(h, f, is_bytes ? |
| appendbytes_handler : appendstr_handler, |
| NULL); |
| upb_handlers_setstring(h, f, stringdata_handler, NULL); |
| break; |
| } |
| case UPB_TYPE_MESSAGE: { |
| upb_handlerattr attr = UPB_HANDLERATTR_INITIALIZER; |
| upb_handlerattr_sethandlerdata(&attr, newsubmsghandlerdata(h, 0, f)); |
| upb_handlers_setstartsubmsg(h, f, appendsubmsg_handler, &attr); |
| upb_handlerattr_uninit(&attr); |
| break; |
| } |
| } |
| } |
| |
| // Set up handlers for a singular field. |
| static void add_handlers_for_singular_field(upb_handlers *h, |
| const upb_fielddef *f, |
| size_t offset) { |
| switch (upb_fielddef_type(f)) { |
| case UPB_TYPE_BOOL: |
| case UPB_TYPE_INT32: |
| case UPB_TYPE_UINT32: |
| case UPB_TYPE_ENUM: |
| case UPB_TYPE_FLOAT: |
| case UPB_TYPE_INT64: |
| case UPB_TYPE_UINT64: |
| case UPB_TYPE_DOUBLE: |
| upb_shim_set(h, f, offset, -1); |
| break; |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: { |
| bool is_bytes = upb_fielddef_type(f) == UPB_TYPE_BYTES; |
| upb_handlerattr attr = UPB_HANDLERATTR_INITIALIZER; |
| upb_handlerattr_sethandlerdata(&attr, newhandlerdata(h, offset)); |
| upb_handlers_setstartstr(h, f, |
| is_bytes ? bytes_handler : str_handler, |
| &attr); |
| upb_handlers_setstring(h, f, stringdata_handler, &attr); |
| upb_handlerattr_uninit(&attr); |
| break; |
| } |
| case UPB_TYPE_MESSAGE: { |
| upb_handlerattr attr = UPB_HANDLERATTR_INITIALIZER; |
| upb_handlerattr_sethandlerdata(&attr, newsubmsghandlerdata(h, offset, f)); |
| upb_handlers_setstartsubmsg(h, f, submsg_handler, &attr); |
| upb_handlerattr_uninit(&attr); |
| break; |
| } |
| } |
| } |
| |
| // Adds handlers to a map field. |
| static void add_handlers_for_mapfield(upb_handlers* h, |
| const upb_fielddef* fielddef, |
| size_t offset, |
| Descriptor* desc) { |
| const upb_msgdef* map_msgdef = upb_fielddef_msgsubdef(fielddef); |
| map_handlerdata_t* hd = new_map_handlerdata(offset, map_msgdef, desc); |
| upb_handlerattr attr = UPB_HANDLERATTR_INITIALIZER; |
| |
| upb_handlers_addcleanup(h, hd, free); |
| upb_handlerattr_sethandlerdata(&attr, hd); |
| upb_handlers_setstartsubmsg(h, fielddef, startmapentry_handler, &attr); |
| upb_handlerattr_uninit(&attr); |
| } |
| |
| // Adds handlers to a map-entry msgdef. |
| static void add_handlers_for_mapentry(const upb_msgdef* msgdef, upb_handlers* h, |
| Descriptor* desc) { |
| const upb_fielddef* key_field = map_entry_key(msgdef); |
| const upb_fielddef* value_field = map_entry_value(msgdef); |
| map_handlerdata_t* hd = new_map_handlerdata(0, msgdef, desc); |
| upb_handlerattr attr = UPB_HANDLERATTR_INITIALIZER; |
| |
| upb_handlers_addcleanup(h, hd, free); |
| upb_handlerattr_sethandlerdata(&attr, hd); |
| upb_handlers_setendmsg(h, endmap_handler, &attr); |
| |
| add_handlers_for_singular_field(h, key_field, |
| offsetof(map_parse_frame_t, key_storage)); |
| add_handlers_for_singular_field(h, value_field, |
| offsetof(map_parse_frame_t, value_storage)); |
| } |
| |
| // Set up handlers for a oneof field. |
| static void add_handlers_for_oneof_field(upb_handlers *h, |
| const upb_fielddef *f, |
| size_t offset, |
| size_t oneof_case_offset, |
| int property_cache_offset) { |
| |
| upb_handlerattr attr = UPB_HANDLERATTR_INITIALIZER; |
| upb_handlerattr_sethandlerdata( |
| &attr, newoneofhandlerdata(h, offset, oneof_case_offset, |
| property_cache_offset, f)); |
| |
| switch (upb_fielddef_type(f)) { |
| |
| #define SET_HANDLER(utype, ltype) \ |
| case utype: \ |
| upb_handlers_set##ltype(h, f, oneof##ltype##_handler, &attr); \ |
| break; |
| |
| SET_HANDLER(UPB_TYPE_BOOL, bool); |
| SET_HANDLER(UPB_TYPE_INT32, int32); |
| SET_HANDLER(UPB_TYPE_UINT32, uint32); |
| SET_HANDLER(UPB_TYPE_ENUM, int32); |
| SET_HANDLER(UPB_TYPE_FLOAT, float); |
| SET_HANDLER(UPB_TYPE_INT64, int64); |
| SET_HANDLER(UPB_TYPE_UINT64, uint64); |
| SET_HANDLER(UPB_TYPE_DOUBLE, double); |
| |
| #undef SET_HANDLER |
| |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: { |
| bool is_bytes = upb_fielddef_type(f) == UPB_TYPE_BYTES; |
| upb_handlers_setstartstr(h, f, is_bytes ? |
| oneofbytes_handler : oneofstr_handler, |
| &attr); |
| upb_handlers_setstring(h, f, stringdata_handler, NULL); |
| break; |
| } |
| case UPB_TYPE_MESSAGE: { |
| upb_handlers_setstartsubmsg(h, f, oneofsubmsg_handler, &attr); |
| break; |
| } |
| } |
| |
| upb_handlerattr_uninit(&attr); |
| } |
| |
| static void add_handlers_for_message(const void* closure, |
| upb_handlers* h) { |
| const upb_msgdef* msgdef = upb_handlers_msgdef(h); |
| TSRMLS_FETCH(); |
| Descriptor* desc = (Descriptor*)zend_object_store_get_object( |
| get_def_obj((void*)msgdef) TSRMLS_CC); |
| upb_msg_field_iter i; |
| |
| // If this is a mapentry message type, set up a special set of handlers and |
| // bail out of the normal (user-defined) message type handling. |
| if (upb_msgdef_mapentry(msgdef)) { |
| add_handlers_for_mapentry(msgdef, h, desc); |
| return; |
| } |
| |
| // Ensure layout exists. We may be invoked to create handlers for a given |
| // message if we are included as a submsg of another message type before our |
| // class is actually built, so to work around this, we just create the layout |
| // (and handlers, in the class-building function) on-demand. |
| if (desc->layout == NULL) { |
| desc->layout = create_layout(desc->msgdef); |
| } |
| |
| for (upb_msg_field_begin(&i, desc->msgdef); |
| !upb_msg_field_done(&i); |
| upb_msg_field_next(&i)) { |
| const upb_fielddef *f = upb_msg_iter_field(&i); |
| size_t offset = desc->layout->fields[upb_fielddef_index(f)].offset + |
| sizeof(MessageHeader); |
| |
| if (upb_fielddef_containingoneof(f)) { |
| size_t oneof_case_offset = |
| desc->layout->fields[upb_fielddef_index(f)].case_offset + |
| sizeof(MessageHeader); |
| int property_cache_index = |
| desc->layout->fields[upb_fielddef_index(f)].cache_index; |
| add_handlers_for_oneof_field(h, f, offset, oneof_case_offset, |
| property_cache_index); |
| } else if (is_map_field(f)) { |
| add_handlers_for_mapfield(h, f, offset, desc); |
| } else if (upb_fielddef_isseq(f)) { |
| add_handlers_for_repeated_field(h, f, offset); |
| } else { |
| add_handlers_for_singular_field(h, f, offset); |
| } |
| } |
| } |
| |
| // Creates upb handlers for populating a message. |
| static const upb_handlers *new_fill_handlers(Descriptor* desc, |
| const void* owner) { |
| // TODO(cfallin, haberman): once upb gets a caching/memoization layer for |
| // handlers, reuse subdef handlers so that e.g. if we already parse |
| // B-with-field-of-type-C, we don't have to rebuild the whole hierarchy to |
| // parse A-with-field-of-type-B-with-field-of-type-C. |
| return upb_handlers_newfrozen(desc->msgdef, owner, |
| add_handlers_for_message, NULL); |
| } |
| |
| // Constructs the handlers for filling a message's data into an in-memory |
| // object. |
| const upb_handlers* get_fill_handlers(Descriptor* desc) { |
| if (!desc->fill_handlers) { |
| desc->fill_handlers = |
| new_fill_handlers(desc, &desc->fill_handlers); |
| } |
| return desc->fill_handlers; |
| } |
| |
| const upb_pbdecodermethod *new_fillmsg_decodermethod(Descriptor* desc, |
| const void* owner) { |
| const upb_handlers* handlers = get_fill_handlers(desc); |
| upb_pbdecodermethodopts opts; |
| upb_pbdecodermethodopts_init(&opts, handlers); |
| |
| return upb_pbdecodermethod_new(&opts, owner); |
| } |
| |
| static const upb_pbdecodermethod *msgdef_decodermethod(Descriptor* desc) { |
| if (desc->fill_method == NULL) { |
| desc->fill_method = new_fillmsg_decodermethod( |
| desc, &desc->fill_method); |
| } |
| return desc->fill_method; |
| } |
| |
| // ----------------------------------------------------------------------------- |
| // Serializing. |
| // ----------------------------------------------------------------------------- |
| |
| static void putmsg(zval* msg, const Descriptor* desc, upb_sink* sink, |
| int depth TSRMLS_DC); |
| |
| static void putstr(zval* str, const upb_fielddef* f, upb_sink* sink); |
| |
| static void putrawstr(const char* str, int len, const upb_fielddef* f, |
| upb_sink* sink); |
| |
| static void putsubmsg(zval* submsg, const upb_fielddef* f, upb_sink* sink, |
| int depth TSRMLS_DC); |
| |
| static void putarray(zval* array, const upb_fielddef* f, upb_sink* sink, |
| int depth TSRMLS_DC); |
| static void putmap(zval* map, const upb_fielddef* f, upb_sink* sink, int depth |
| TSRMLS_DC); |
| |
| static upb_selector_t getsel(const upb_fielddef* f, upb_handlertype_t type) { |
| upb_selector_t ret; |
| bool ok = upb_handlers_getselector(f, type, &ret); |
| UPB_ASSERT(ok); |
| return ret; |
| } |
| |
| static void put_optional_value(const void* memory, int len, const upb_fielddef* f, |
| int depth, upb_sink* sink TSRMLS_DC) { |
| assert(upb_fielddef_label(f) == UPB_LABEL_OPTIONAL); |
| |
| switch (upb_fielddef_type(f)) { |
| #define T(upbtypeconst, upbtype, ctype, default_value) \ |
| case upbtypeconst: { \ |
| ctype value = DEREF(memory, 0, ctype); \ |
| if (value != default_value) { \ |
| upb_selector_t sel = getsel(f, upb_handlers_getprimitivehandlertype(f)); \ |
| upb_sink_put##upbtype(sink, sel, value); \ |
| } \ |
| } break; |
| |
| T(UPB_TYPE_FLOAT, float, float, 0.0) |
| T(UPB_TYPE_DOUBLE, double, double, 0.0) |
| T(UPB_TYPE_BOOL, bool, uint8_t, 0) |
| T(UPB_TYPE_ENUM, int32, int32_t, 0) |
| T(UPB_TYPE_INT32, int32, int32_t, 0) |
| T(UPB_TYPE_UINT32, uint32, uint32_t, 0) |
| T(UPB_TYPE_INT64, int64, int64_t, 0) |
| T(UPB_TYPE_UINT64, uint64, uint64_t, 0) |
| |
| #undef T |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: |
| putrawstr(memory, len, f, sink); |
| break; |
| case UPB_TYPE_MESSAGE: { |
| zval* submsg = *(zval**)memory; |
| putsubmsg(submsg, f, sink, depth TSRMLS_CC); |
| break; |
| } |
| default: |
| assert(false); |
| } |
| } |
| |
| // Only string/bytes fields are stored as zval. |
| static const char* raw_value(void* memory, const upb_fielddef* f) { |
| switch (upb_fielddef_type(f)) { |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: |
| return Z_STRVAL_PP((zval**)memory); |
| break; |
| default: |
| return memory; |
| } |
| } |
| |
| static int raw_value_len(void* memory, int len, const upb_fielddef* f) { |
| switch (upb_fielddef_type(f)) { |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: |
| return Z_STRLEN_PP((zval**)memory); |
| break; |
| default: |
| return len; |
| } |
| } |
| |
| static void putmap(zval* map, const upb_fielddef* f, upb_sink* sink, |
| int depth TSRMLS_DC) { |
| Map* self; |
| upb_sink subsink; |
| const upb_fielddef* key_field; |
| const upb_fielddef* value_field; |
| MapIter it; |
| int len; |
| |
| if (map == NULL) return; |
| self = UNBOX(Map, map); |
| |
| upb_sink_startseq(sink, getsel(f, UPB_HANDLER_STARTSEQ), &subsink); |
| |
| assert(upb_fielddef_type(f) == UPB_TYPE_MESSAGE); |
| key_field = map_field_key(f); |
| value_field = map_field_value(f); |
| |
| for (map_begin(map, &it TSRMLS_CC); !map_done(&it); map_next(&it)) { |
| upb_status status; |
| |
| upb_sink entry_sink; |
| upb_sink_startsubmsg(&subsink, getsel(f, UPB_HANDLER_STARTSUBMSG), |
| &entry_sink); |
| upb_sink_startmsg(&entry_sink); |
| |
| // Serialize key. |
| const char *key = map_iter_key(&it, &len); |
| put_optional_value(key, len, key_field, depth + 1, &entry_sink TSRMLS_CC); |
| |
| // Serialize value. |
| upb_value value = map_iter_value(&it, &len); |
| put_optional_value(raw_value(upb_value_memory(&value), value_field), |
| raw_value_len(upb_value_memory(&value), len, value_field), |
| value_field, depth + 1, &entry_sink TSRMLS_CC); |
| |
| upb_sink_endmsg(&entry_sink, &status); |
| upb_sink_endsubmsg(&subsink, getsel(f, UPB_HANDLER_ENDSUBMSG)); |
| } |
| |
| upb_sink_endseq(sink, getsel(f, UPB_HANDLER_ENDSEQ)); |
| } |
| |
| static void putmsg(zval* msg_php, const Descriptor* desc, upb_sink* sink, |
| int depth TSRMLS_DC) { |
| upb_msg_field_iter i; |
| upb_status status; |
| |
| upb_sink_startmsg(sink); |
| |
| // Protect against cycles (possible because users may freely reassign message |
| // and repeated fields) by imposing a maximum recursion depth. |
| if (depth > ENCODE_MAX_NESTING) { |
| zend_error(E_ERROR, |
| "Maximum recursion depth exceeded during encoding."); |
| } |
| |
| MessageHeader* msg = zend_object_store_get_object(msg_php TSRMLS_CC); |
| |
| for (upb_msg_field_begin(&i, desc->msgdef); !upb_msg_field_done(&i); |
| upb_msg_field_next(&i)) { |
| upb_fielddef* f = upb_msg_iter_field(&i); |
| uint32_t offset = desc->layout->fields[upb_fielddef_index(f)].offset + |
| sizeof(MessageHeader); |
| |
| if (upb_fielddef_containingoneof(f)) { |
| uint32_t oneof_case_offset = |
| desc->layout->fields[upb_fielddef_index(f)].case_offset + |
| sizeof(MessageHeader); |
| // For a oneof, check that this field is actually present -- skip all the |
| // below if not. |
| if (DEREF(msg, oneof_case_offset, uint32_t) != upb_fielddef_number(f)) { |
| continue; |
| } |
| // Otherwise, fall through to the appropriate singular-field handler |
| // below. |
| } |
| |
| if (is_map_field(f)) { |
| zval* map = *DEREF(msg, offset, zval**); |
| if (map != NULL) { |
| putmap(map, f, sink, depth TSRMLS_CC); |
| } |
| } else if (upb_fielddef_isseq(f)) { |
| zval* array = *DEREF(msg, offset, zval**); |
| if (array != NULL) { |
| putarray(array, f, sink, depth TSRMLS_CC); |
| } |
| } else if (upb_fielddef_isstring(f)) { |
| zval* str = *DEREF(msg, offset, zval**); |
| if (Z_STRLEN_P(str) > 0) { |
| putstr(str, f, sink); |
| } |
| } else if (upb_fielddef_issubmsg(f)) { |
| putsubmsg(*DEREF(msg, offset, zval**), f, sink, depth TSRMLS_CC); |
| } else { |
| upb_selector_t sel = getsel(f, upb_handlers_getprimitivehandlertype(f)); |
| |
| #define T(upbtypeconst, upbtype, ctype, default_value) \ |
| case upbtypeconst: { \ |
| ctype value = DEREF(msg, offset, ctype); \ |
| if (value != default_value) { \ |
| upb_sink_put##upbtype(sink, sel, value); \ |
| } \ |
| } break; |
| |
| switch (upb_fielddef_type(f)) { |
| T(UPB_TYPE_FLOAT, float, float, 0.0) |
| T(UPB_TYPE_DOUBLE, double, double, 0.0) |
| T(UPB_TYPE_BOOL, bool, uint8_t, 0) |
| case UPB_TYPE_ENUM: |
| T(UPB_TYPE_INT32, int32, int32_t, 0) |
| T(UPB_TYPE_UINT32, uint32, uint32_t, 0) |
| T(UPB_TYPE_INT64, int64, int64_t, 0) |
| T(UPB_TYPE_UINT64, uint64, uint64_t, 0) |
| |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: |
| case UPB_TYPE_MESSAGE: |
| zend_error(E_ERROR, "Internal error."); |
| } |
| |
| #undef T |
| } |
| } |
| |
| upb_sink_endmsg(sink, &status); |
| } |
| |
| static void putstr(zval* str, const upb_fielddef *f, upb_sink *sink) { |
| upb_sink subsink; |
| |
| if (ZVAL_IS_NULL(str)) return; |
| |
| assert(Z_TYPE_P(str) == IS_STRING); |
| |
| // Ensure that the string has the correct encoding. We also check at field-set |
| // time, but the user may have mutated the string object since then. |
| if (upb_fielddef_type(f) == UPB_TYPE_STRING && |
| !is_structurally_valid_utf8(Z_STRVAL_P(str), Z_STRLEN_P(str))) { |
| zend_error(E_USER_ERROR, "Given string is not UTF8 encoded."); |
| return; |
| } |
| |
| upb_sink_startstr(sink, getsel(f, UPB_HANDLER_STARTSTR), Z_STRLEN_P(str), |
| &subsink); |
| upb_sink_putstring(&subsink, getsel(f, UPB_HANDLER_STRING), Z_STRVAL_P(str), |
| Z_STRLEN_P(str), NULL); |
| upb_sink_endstr(sink, getsel(f, UPB_HANDLER_ENDSTR)); |
| } |
| |
| static void putrawstr(const char* str, int len, const upb_fielddef* f, |
| upb_sink* sink) { |
| upb_sink subsink; |
| |
| if (len == 0) return; |
| |
| // Ensure that the string has the correct encoding. We also check at field-set |
| // time, but the user may have mutated the string object since then. |
| if (upb_fielddef_type(f) == UPB_TYPE_STRING && |
| !is_structurally_valid_utf8(str, len)) { |
| zend_error(E_USER_ERROR, "Given string is not UTF8 encoded."); |
| return; |
| } |
| |
| upb_sink_startstr(sink, getsel(f, UPB_HANDLER_STARTSTR), len, &subsink); |
| upb_sink_putstring(&subsink, getsel(f, UPB_HANDLER_STRING), str, len, NULL); |
| upb_sink_endstr(sink, getsel(f, UPB_HANDLER_ENDSTR)); |
| } |
| |
| static void putsubmsg(zval* submsg, const upb_fielddef* f, upb_sink* sink, |
| int depth TSRMLS_DC) { |
| upb_sink subsink; |
| |
| if (Z_TYPE_P(submsg) == IS_NULL) return; |
| |
| zval* php_descriptor = get_def_obj(upb_fielddef_msgsubdef(f)); |
| Descriptor* subdesc = |
| (Descriptor*)zend_object_store_get_object(php_descriptor TSRMLS_CC); |
| |
| upb_sink_startsubmsg(sink, getsel(f, UPB_HANDLER_STARTSUBMSG), &subsink); |
| putmsg(submsg, subdesc, &subsink, depth + 1 TSRMLS_CC); |
| upb_sink_endsubmsg(sink, getsel(f, UPB_HANDLER_ENDSUBMSG)); |
| } |
| |
| static void putarray(zval* array, const upb_fielddef* f, upb_sink* sink, |
| int depth TSRMLS_DC) { |
| upb_sink subsink; |
| upb_fieldtype_t type = upb_fielddef_type(f); |
| upb_selector_t sel = 0; |
| int size, i; |
| |
| assert(array != NULL); |
| RepeatedField* intern = |
| (RepeatedField*)zend_object_store_get_object(array TSRMLS_CC); |
| size = zend_hash_num_elements(HASH_OF(intern->array)); |
| if (size == 0) return; |
| |
| upb_sink_startseq(sink, getsel(f, UPB_HANDLER_STARTSEQ), &subsink); |
| |
| if (upb_fielddef_isprimitive(f)) { |
| sel = getsel(f, upb_handlers_getprimitivehandlertype(f)); |
| } |
| |
| for (i = 0; i < size; i++) { |
| void* memory = repeated_field_index_native(intern, i TSRMLS_CC); |
| switch (type) { |
| #define T(upbtypeconst, upbtype, ctype) \ |
| case upbtypeconst: \ |
| upb_sink_put##upbtype(&subsink, sel, *((ctype*)memory)); \ |
| break; |
| |
| T(UPB_TYPE_FLOAT, float, float) |
| T(UPB_TYPE_DOUBLE, double, double) |
| T(UPB_TYPE_BOOL, bool, int8_t) |
| case UPB_TYPE_ENUM: |
| T(UPB_TYPE_INT32, int32, int32_t) |
| T(UPB_TYPE_UINT32, uint32, uint32_t) |
| T(UPB_TYPE_INT64, int64, int64_t) |
| T(UPB_TYPE_UINT64, uint64, uint64_t) |
| |
| case UPB_TYPE_STRING: |
| case UPB_TYPE_BYTES: |
| putstr(*((zval**)memory), f, &subsink); |
| break; |
| case UPB_TYPE_MESSAGE: |
| putsubmsg(*((zval**)memory), f, &subsink, depth TSRMLS_CC); |
| break; |
| |
| #undef T |
| } |
| } |
| upb_sink_endseq(sink, getsel(f, UPB_HANDLER_ENDSEQ)); |
| } |
| |
| static const upb_handlers* msgdef_pb_serialize_handlers(Descriptor* desc) { |
| if (desc->pb_serialize_handlers == NULL) { |
| desc->pb_serialize_handlers = |
| upb_pb_encoder_newhandlers(desc->msgdef, &desc->pb_serialize_handlers); |
| } |
| return desc->pb_serialize_handlers; |
| } |
| |
| // ----------------------------------------------------------------------------- |
| // PHP encode/decode methods |
| // ----------------------------------------------------------------------------- |
| |
| PHP_METHOD(Message, encode) { |
| zval* php_descriptor = get_ce_obj(Z_OBJCE_P(getThis())); |
| Descriptor* desc = |
| (Descriptor*)zend_object_store_get_object(php_descriptor TSRMLS_CC); |
| |
| stringsink sink; |
| stringsink_init(&sink); |
| |
| { |
| const upb_handlers* serialize_handlers = msgdef_pb_serialize_handlers(desc); |
| |
| stackenv se; |
| upb_pb_encoder* encoder; |
| |
| stackenv_init(&se, "Error occurred during encoding: %s"); |
| encoder = upb_pb_encoder_create(&se.env, serialize_handlers, &sink.sink); |
| |
| putmsg(getThis(), desc, upb_pb_encoder_input(encoder), 0 TSRMLS_CC); |
| |
| RETVAL_STRINGL(sink.ptr, sink.len, 1); |
| |
| stackenv_uninit(&se); |
| stringsink_uninit(&sink); |
| } |
| } |
| |
| PHP_METHOD(Message, decode) { |
| zval* php_descriptor = get_ce_obj(Z_OBJCE_P(getThis())); |
| Descriptor* desc = |
| (Descriptor*)zend_object_store_get_object(php_descriptor TSRMLS_CC); |
| MessageHeader* msg = zend_object_store_get_object(getThis() TSRMLS_CC); |
| |
| char *data = NULL; |
| int data_len; |
| if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &data, &data_len) == |
| FAILURE) { |
| return; |
| } |
| |
| { |
| const upb_pbdecodermethod* method = msgdef_decodermethod(desc); |
| const upb_handlers* h = upb_pbdecodermethod_desthandlers(method); |
| stackenv se; |
| upb_sink sink; |
| upb_pbdecoder* decoder; |
| stackenv_init(&se, "Error occurred during parsing: %s"); |
| |
| upb_sink_reset(&sink, h, msg); |
| decoder = upb_pbdecoder_create(&se.env, method, &sink); |
| upb_bufsrc_putbuf(data, data_len, upb_pbdecoder_input(decoder)); |
| |
| stackenv_uninit(&se); |
| } |
| } |
