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protobuf.c
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protobuf.c
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#include <php.h>
#include <ext/standard/php_string.h>
#include <Zend/zend_exceptions.h>
#include "php_protobuf.h"
#include "protobuf.h"
#include "reader.h"
#include "writer.h"
#ifndef Z_ADDREF
#define Z_ADDREF(z) ZVAL_ADDREF(&(z))
#endif
#ifndef Z_SET_REFCOUNT
#define Z_SET_REFCOUNT(z, c) ZVAL_REFCOUNT(&(z)) = (c)
#endif
#ifndef Z_UNSET_ISREF
#define Z_UNSET_ISREF(z) PZVAL_IS_REF(&(z)) = 0
#endif
#ifndef ZVAL_COPY_VALUE
#define ZVAL_COPY_VALUE(z, v) \
do { \
(z)->value = (v)->value; \
Z_TYPE_P(z) = Z_TYPE_P(v); \
} while (0)
#endif
#ifndef INIT_PZVAL_COPY
#define INIT_PZVAL_COPY(z, v) \
do { \
ZVAL_COPY_VALUE(z, v); \
Z_SET_REFCOUNT_P(z, 1); \
Z_UNSET_ISREF_P(z); \
} while (0)
#endif
#define PB_COMPILE_ERROR(message, ...) PB_COMPILE_ERROR_EX(getThis(), message, __VA_ARGS__)
#define PB_COMPILE_ERROR_EX(this, message, ...) \
zend_throw_exception_ex(NULL, 0 TSRMLS_CC, "%s: compile error - " #message, Z_OBJCE_P(this)->name, __VA_ARGS__)
#define PB_CONSTANT(name) \
zend_declare_class_constant_long(pb_entry, #name, sizeof(#name) - 1, name TSRMLS_CC)
#define PB_PARSE_ERROR(message, ...) \
PB_PARSE_ERROR_EX(getThis(), message, __VA_ARGS__)
#define PB_PARSE_ERROR_EX(this, message, ...) \
zend_throw_exception_ex(NULL, 0 TSRMLS_CC, "%s: parse error - " #message, this, __VA_ARGS__)
#define PB_RESET_METHOD "reset"
#define PB_DUMP_METHOD "dump"
#define PB_FIELDS_METHOD "fields"
#define PB_PARSE_FROM_STRING_METHOD "parseFromString"
#define PB_SERIALIZE_TO_STRING_METHOD "serializeToString"
#define PB_PRINT_DEBUG_STRING_METHOD "printDebugString"
#define PB_FIELD_NAME "name"
#define PB_FIELD_PACKED "packed"
#define PB_FIELD_REQUIRED "required"
#define PB_FIELD_TYPE "type"
#define PB_VALUES_PROPERTY "values"
#define RETURN_THIS() RETURN_ZVAL(this_ptr, 1, 0);
enum
{
PB_TYPE_DOUBLE = 1,
PB_TYPE_FIXED32,
PB_TYPE_FIXED64,
PB_TYPE_FLOAT,
PB_TYPE_INT,
PB_TYPE_SIGNED_INT,
PB_TYPE_STRING,
PB_TYPE_BOOL
};
zend_class_entry *pb_entry;
static zval *pb_prepare_value(zval *this, uint32_t field_number, zval *value);
static int pb_print_field_value(zval **value, long level, zend_bool only_set);
static int pb_dump_field_value(zval **value, long level, zend_bool only_set);
static int pb_print_debug_field_value(zval **value, long level);
static zval **pb_get_field_type(zval *this, zval **field_descriptors, uint32_t field_number);
static zval **pb_get_field_descriptor(zval *this, zval *field_descriptors, uint32_t field_number);
static zval *pb_get_field_descriptors(zval *this);
static const char *pb_get_field_name(zval *this, uint32_t field_number);
static int pb_get_wire_type(int field_type);
static const char *pb_get_wire_type_name(int wire_type);
static zval **pb_get_value(zval *this, zval **values, uint32_t field_number);
static zval **pb_get_values(zval *this);
static int pb_parse_field_value(zval *this, reader_t *reader, long field_number, long field_type, zval *value);
static int pb_serialize_field_value(zval *this, writer_t *writer, uint32_t field_number, zval **type, zval **value);
static int pb_serialize_packed_field(zval *this, writer_t *writer, long field_number, long field_type, zval *values);
static ulong PB_FIELD_TYPE_HASH;
static ulong PB_VALUES_PROPERTY_HASH;
PHP_METHOD(ProtobufMessage, __construct)
{
zval *values;
ALLOC_INIT_ZVAL(values);
array_init(values);
add_property_zval(getThis(), PB_VALUES_PROPERTY, values);
}
PHP_METHOD(ProtobufMessage, append)
{
long field_number;
zval **array, *prepared_value, *value, **values;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lz", &field_number, &value) == FAILURE) {
RETURN_THIS();
}
if (Z_TYPE_P(value) == IS_NULL)
RETURN_THIS();
if ((values = pb_get_values(getThis())) == NULL)
RETURN_THIS();
if ((array = pb_get_value(getThis(), values, field_number)) == NULL)
RETURN_THIS();
if ((prepared_value = pb_prepare_value(getThis(), field_number, value)) != NULL) {
add_next_index_zval(*array, prepared_value);
}
RETURN_THIS();
}
PHP_METHOD(ProtobufMessage, clear)
{
long field_number;
zval **array, **values;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &field_number) == FAILURE) {
return;
}
if ((values = pb_get_values(getThis())) == NULL)
RETURN_THIS();
if ((array = pb_get_value(getThis(), values, field_number)) == NULL)
RETURN_THIS();
if (Z_TYPE_PP(array) != IS_ARRAY) {
PB_COMPILE_ERROR("'%s' field internal type should be an array", pb_get_field_name(getThis(), field_number));
RETURN_THIS();
}
zend_hash_clean(Z_ARRVAL_PP(array));
RETURN_THIS();
}
PHP_METHOD(ProtobufMessage, printDebugString)
{
int indent;
char indent_char;
long level = 0;
const char *field_name;
ulong field_number, index;
HashPosition i, j;
zval **field_descriptor, *field_descriptors, **val, **value, **values;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &level) == FAILURE || level < 0) {
return;
}
indent = ((int)level) * 2;
indent_char = indent ? ' ': '\0';
if ((field_descriptors = pb_get_field_descriptors(getThis())) == NULL)
return;
if ((values = pb_get_values(getThis())) == NULL)
return;
PB_FOREACH(&i, Z_ARRVAL_PP(values)) {
zend_hash_get_current_key_ex(Z_ARRVAL_PP(values), NULL, NULL, &field_number, 0, &i);
zend_hash_get_current_data_ex(Z_ARRVAL_PP(values), (void **) &value, &i);
if ((field_descriptor = pb_get_field_descriptor(getThis(), field_descriptors, field_number)) == NULL)
return;
if ((field_name = pb_get_field_name(getThis(), field_number)) == NULL)
return;
if (Z_TYPE_PP(value) == IS_ARRAY) {
if (zend_hash_num_elements(Z_ARRVAL_PP(value)) == 0)
continue;
zval **field_type;
if ((field_type = pb_get_field_type(getThis(), field_descriptor, field_number)) == NULL)
return;
int wire = pb_get_wire_type(Z_LVAL_PP(field_type));
PB_FOREACH(&j, Z_ARRVAL_PP(value)) {
zend_hash_get_current_key_ex(Z_ARRVAL_PP(value), NULL, NULL, &index, 0, &j);
zend_hash_get_current_data_ex(Z_ARRVAL_PP(value), (void **) &val, &j);
if (Z_TYPE_PP(value) == IS_NULL)
continue;
if ((wire == WIRE_TYPE_LENGTH_DELIMITED && Z_TYPE_PP(val) != IS_STRING) || wire == -1) {
php_printf("%*c%s {", indent, indent_char, field_name);
if (pb_print_debug_field_value(val, level + 1) != 0)
return;
php_printf("%*c}\n", indent, indent_char);
} else {
php_printf("%*c%s:", indent, indent_char, field_name);
if (pb_print_debug_field_value(val, level + 1) != 0)
return;
}
}
} else if (Z_TYPE_PP(value) == IS_OBJECT) {
php_printf("%*c%s {", indent, indent_char, field_name);
if (pb_print_debug_field_value(value, level + 1) != 0)
return;
php_printf("%*c}\n", indent, indent_char);
} else if (Z_TYPE_PP(value) != IS_NULL) {
php_printf("%*c%s:", indent, indent_char, field_name);
if (pb_print_debug_field_value(value, level + 1) != 0)
return;
}
}
}
PHP_METHOD(ProtobufMessage, dump)
{
zend_bool only_set = 1;
long level = 0;
const char *field_name;
ulong field_number, index;
HashPosition i, j;
zval **field_descriptor, *field_descriptors, **val, **value, **values;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|bl", &only_set, &level) == FAILURE || level < 0) {
return;
}
if ((field_descriptors = pb_get_field_descriptors(getThis())) == NULL)
return;
if ((values = pb_get_values(getThis())) == NULL)
return;
if (level > 0)
php_printf("%*c%s {\n", 2 * (int) level, ' ', Z_OBJCE_P(getThis())->name);
else
php_printf("%s {\n", Z_OBJCE_P(getThis())->name);
PB_FOREACH(&i, Z_ARRVAL_PP(values)) {
zend_hash_get_current_key_ex(Z_ARRVAL_PP(values), NULL, NULL, &field_number, 0, &i);
zend_hash_get_current_data_ex(Z_ARRVAL_PP(values), (void **) &value, &i);
if ((field_descriptor = pb_get_field_descriptor(getThis(), field_descriptors, field_number)) == NULL)
return;
if ((field_name = pb_get_field_name(getThis(), field_number)) == NULL)
return;
if (Z_TYPE_PP(value) == IS_ARRAY) {
if (zend_hash_num_elements(Z_ARRVAL_PP(value)) > 0 || !only_set) {
php_printf("%*c%lu: %s(%d) => \n", ((int) level + 1) * 2, ' ', field_number, field_name, zend_hash_num_elements(Z_ARRVAL_PP(value)));
if (zend_hash_num_elements(Z_ARRVAL_PP(value)) > 0) {
PB_FOREACH(&j, Z_ARRVAL_PP(value)) {
zend_hash_get_current_key_ex(Z_ARRVAL_PP(value), NULL, NULL, &index, 0, &j);
zend_hash_get_current_data_ex(Z_ARRVAL_PP(value), (void **) &val, &j);
php_printf("%*c[%lu] =>", ((int) level + 2) * 2, ' ', index);
if (pb_dump_field_value(val, level + 3, only_set) != 0)
return;
}
} else
php_printf("%*cempty\n", ((int) level + 2) * 2, ' ');
}
} else if (Z_TYPE_PP(value) != IS_NULL || !only_set) {
php_printf("%*c%lu: %s =>", 2 * ((int) level + 1), ' ', field_number, field_name);
if (pb_dump_field_value(value, level + 1, only_set) != 0)
return;
}
}
if (level > 0)
php_printf("%*c}\n", 2 * (int) level, ' ');
else
php_printf("}\n");
}
PHP_METHOD(ProtobufMessage, count)
{
long field_number;
zval **value, **values;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &field_number) == FAILURE) {
return;
}
if ((values = pb_get_values(getThis())) == NULL)
return;
if ((value = pb_get_value(getThis(), values, field_number)) == NULL)
return;
if (Z_TYPE_PP(value) == IS_ARRAY) {
RETURN_LONG(zend_hash_num_elements(Z_ARRVAL_PP(value)));
} else {
PB_COMPILE_ERROR("'%s' field internal type should be an array", pb_get_field_name(getThis(), field_number));
return;
}
}
PHP_METHOD(ProtobufMessage, get)
{
long field_number, index = -1;
zval **val, **value, **values;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|l", &field_number, &index) == FAILURE) {
return;
}
if ((values = pb_get_values(getThis())) == NULL)
return;
if ((value = pb_get_value(getThis(), values, field_number)) == NULL)
return;
if (index != -1) {
if (Z_TYPE_PP(value) != IS_ARRAY) {
PB_COMPILE_ERROR("'%s' field internal type should be an array", pb_get_field_name(getThis(), field_number));
return;
}
if (zend_hash_index_find(Z_ARRVAL_PP(value), index, (void **) &val) == FAILURE)
return;
value = val;
}
RETURN_ZVAL(*value, 1, 0);
}
PHP_METHOD(ProtobufMessage, parseFromString)
{
char *pack, *str, *subpack;
zend_class_entry **sub_ce;
reader_t reader, packed_reader;
uint8_t wire_type;
uint32_t field_number;
int expected_wire_type, str_size, pack_size, subpack_size, ret, field_repeated;
zval arg, *args, **field_descriptor, **field_type, *field_descriptors, name, **old_value, *value = NULL, **values, zret;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &pack, &pack_size) == FAILURE)
return;
INIT_ZVAL(name);
ZVAL_STRINGL(&name, PB_RESET_METHOD, sizeof(PB_RESET_METHOD) - 1, 0);
if (call_user_function(NULL, &getThis(), &name, &zret, 0, NULL TSRMLS_CC) == FAILURE)
return;
if ((field_descriptors = pb_get_field_descriptors(getThis())) == NULL)
return;
if ((values = pb_get_values(getThis())) == NULL)
return;
reader_init(&reader, pack, pack_size);
while (reader_has_more(&reader)) {
if (reader_read_tag(&reader, &field_number, &wire_type) != 0)
break;
if (zend_hash_index_find(Z_ARRVAL_P(field_descriptors), field_number, (void **) &field_descriptor) == FAILURE) {
switch (wire_type)
{
case WIRE_TYPE_VARINT:
ret = reader_skip_varint(&reader);
break;
case WIRE_TYPE_64BIT:
ret = reader_skip_64bit(&reader);
break;
case WIRE_TYPE_LENGTH_DELIMITED:
ret = reader_skip_length_delimited(&reader);
break;
case WIRE_TYPE_32BIT:
ret = reader_skip_32bit(&reader);
break;
default:
PB_PARSE_ERROR("unexpected wire type %ld for unexpected %u field", wire_type, field_number);
return;
}
if (ret != 0) {
PB_PARSE_ERROR("parse unexpected %u field of wire type %s fail", field_number, pb_get_wire_type_name(wire_type));
return;
}
continue;
}
if ((field_type = pb_get_field_type(getThis(), field_descriptor, field_number)) == NULL)
return;
if ((old_value = pb_get_value(getThis(), values, field_number)) == NULL)
return;
field_repeated = (Z_TYPE_PP(old_value) == IS_ARRAY);
if (field_repeated) {
ALLOC_INIT_ZVAL(value);
add_next_index_zval(*old_value, value);
} else
value = *old_value;
if (Z_TYPE_PP(field_type) == IS_STRING) {
if (wire_type != WIRE_TYPE_LENGTH_DELIMITED) {
PB_PARSE_ERROR("'%s' field wire type is %s but should be %s", pb_get_field_name(getThis(), field_number), pb_get_wire_type_name(wire_type), pb_get_wire_type_name(WIRE_TYPE_LENGTH_DELIMITED));
return;
}
#if ZEND_MODULE_API_NO >= 20100525
if (zend_lookup_class_ex(Z_STRVAL_PP(field_type), Z_STRLEN_PP(field_type), NULL, 1, &sub_ce TSRMLS_CC) == FAILURE)
#else
if (zend_lookup_class_ex(Z_STRVAL_PP(field_type), Z_STRLEN_PP(field_type), 1, &sub_ce TSRMLS_CC) == FAILURE)
#endif
{
PB_COMPILE_ERROR("class %s for '%s' does not exist", Z_STRVAL_PP(field_type), pb_get_field_name(getThis(), field_number));
return;
}
if ((ret = reader_read_string(&reader, &subpack, &subpack_size)) == 0) {
object_init_ex(value, *sub_ce);
INIT_ZVAL(name);
ZVAL_STRINGL(&name, ZEND_CONSTRUCTOR_FUNC_NAME, sizeof(ZEND_CONSTRUCTOR_FUNC_NAME) - 1, 0);
if (call_user_function(NULL, &value, &name, &zret, 0, NULL TSRMLS_CC) == FAILURE) {
return;
}
INIT_ZVAL(name);
ZVAL_STRINGL(&name, PB_PARSE_FROM_STRING_METHOD, sizeof(PB_PARSE_FROM_STRING_METHOD) - 1, 0);
INIT_ZVAL(arg);
ZVAL_STRINGL(&arg, subpack, subpack_size, 0);
Z_ADDREF(arg);
args = &arg;
if (call_user_function(NULL, &value, &name, &zret, 1, &args TSRMLS_CC) == FAILURE)
return;
if (Z_TYPE(zret) != IS_BOOL)
return;
}
} else if (Z_TYPE_PP(field_type) == IS_LONG) {
expected_wire_type = pb_get_wire_type(Z_LVAL_PP(field_type));
if (field_repeated && wire_type == WIRE_TYPE_LENGTH_DELIMITED && expected_wire_type != WIRE_TYPE_LENGTH_DELIMITED) {
if (reader_read_string(&reader, &str, &str_size) != 0) {
PB_PARSE_ERROR("parse '%s' field fail", pb_get_field_name(getThis(), field_number));
return;
}
reader_init(&packed_reader, str, str_size);
while (reader_has_more(&packed_reader)) {
if (value == NULL) {
ALLOC_INIT_ZVAL(value);
add_next_index_zval(*old_value, value);
}
if (pb_parse_field_value(getThis(), &packed_reader, field_number, Z_LVAL_PP(field_type), value) != 0) {
return;
}
value = NULL;
}
} else {
if (expected_wire_type != wire_type) {
PB_PARSE_ERROR("'%s' field wire type is %s but should be %s", pb_get_field_name(getThis(), field_number), pb_get_wire_type_name(wire_type), pb_get_wire_type_name(expected_wire_type));
return;
}
if (pb_parse_field_value(getThis(), &reader, field_number, Z_LVAL_PP(field_type), value) != 0) {
return;
}
}
} else {
PB_COMPILE_ERROR("unexpected %s type of '%s' field type in field descriptor", zend_get_type_by_const(Z_TYPE_PP(field_type)), pb_get_field_name(getThis(), field_number));
return;
}
}
RETURN_TRUE;
}
PHP_METHOD(ProtobufMessage, serializeToString)
{
writer_t writer;
char *pack;
size_t pack_size;
ulong field_number;
HashPosition i, j;
zval **array, **field_descriptor, *field_descriptors, **packed, **required, **type, **value, **values;
if ((field_descriptors = pb_get_field_descriptors(getThis())) == NULL)
return;
if ((values = pb_get_values(getThis())) == NULL)
return;
writer_init(&writer);
PB_FOREACH(&i, Z_ARRVAL_P(field_descriptors)) {
zend_hash_get_current_key_ex(Z_ARRVAL_P(field_descriptors), NULL, NULL, &field_number, 0, &i);
zend_hash_get_current_data_ex(Z_ARRVAL_P(field_descriptors), (void **) &field_descriptor, &i);
if (zend_hash_index_find(Z_ARRVAL_PP(values), field_number, (void **) &value) == FAILURE) {
PB_COMPILE_ERROR("missing '%s' field value", pb_get_field_name(getThis(), field_number));
goto fail;
}
if ((type = pb_get_field_type(getThis(), field_descriptor, field_number)) == NULL)
goto fail;
if (Z_TYPE_PP(value) == IS_NULL) {
if (zend_hash_find(Z_ARRVAL_PP(field_descriptor), PB_FIELD_REQUIRED, sizeof(PB_FIELD_REQUIRED), (void **) &required) == FAILURE) {
PB_COMPILE_ERROR("missing '%s' field required property in field descriptor", pb_get_field_name(getThis(), field_number));
goto fail;
}
if (Z_BVAL_PP(required) ) {
zend_throw_exception_ex(NULL, 0 TSRMLS_CC, "%s: '%s' field is required and must be set", Z_OBJCE_P(getThis())->name, pb_get_field_name(getThis(), field_number));
goto fail;
}
continue;
}
if (Z_TYPE_PP(value) == IS_ARRAY) {
array = value;
if (zend_hash_find(Z_ARRVAL_PP(field_descriptor), PB_FIELD_PACKED, sizeof(PB_FIELD_PACKED), (void **) &packed) != FAILURE && Z_BVAL_PP(packed)) {
if (pb_serialize_packed_field(getThis(), &writer, field_number, Z_LVAL_PP(type), *array) != 0)
goto fail;
} else {
PB_FOREACH(&j, Z_ARRVAL_PP(array)) {
zend_hash_get_current_data_ex(Z_ARRVAL_PP(array), (void **) &value, &j);
if (pb_serialize_field_value(getThis(), &writer, field_number, type, value) != 0)
goto fail;
}
}
} else if (pb_serialize_field_value(getThis(), &writer, field_number, type, value) != 0)
goto fail;
}
pack = writer_get_pack(&writer, &pack_size);
RETURN_STRINGL(pack, pack_size, 0);
fail:
writer_free_pack(&writer);
return;
}
PHP_METHOD(ProtobufMessage, set)
{
long field_number;
zval *prepared_value, *value, **values;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lz", &field_number, &value) == FAILURE) {
RETURN_THIS();
}
if ((values = pb_get_values(getThis())) == NULL)
RETURN_THIS();
if (Z_TYPE_P(value) == IS_NULL) {
// null value means 'no value', therefore should not be converted
Z_ADDREF_P(value);
add_index_zval(*values, field_number, value);
} else {
if ((prepared_value = pb_prepare_value(getThis(), field_number, value)) != NULL) {
add_index_zval(*values, field_number, prepared_value);
}
}
RETURN_THIS();
}
ZEND_BEGIN_ARG_INFO_EX(arginfo_construct, 0, 0, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_reset, 0, 0, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_append, 0, 0, 2)
ZEND_ARG_INFO(0, position)
ZEND_ARG_INFO(0, value)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_clear, 0, 0, 1)
ZEND_ARG_INFO(0, position)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_printDebugString, 0, 0, 0)
ZEND_ARG_INFO(0, level)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_dump, 0, 0, 0)
ZEND_ARG_INFO(0, onlySet)
ZEND_ARG_INFO(0, level)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_count, 0, 0, 1)
ZEND_ARG_INFO(0, position)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_get, 0, 0, 1)
ZEND_ARG_INFO(0, position)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_parseFromString, 0, 0, 1)
ZEND_ARG_INFO(0, packed)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_serializeToString, 0, 0, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_set, 0, 0, 2)
ZEND_ARG_INFO(0, position)
ZEND_ARG_INFO(0, value)
ZEND_END_ARG_INFO()
static zend_function_entry pb_methods[] = {
PHP_ME(ProtobufMessage, __construct, arginfo_construct, ZEND_ACC_PUBLIC | ZEND_ACC_CTOR)
PHP_ABSTRACT_ME(ProtobufMessage, reset, arginfo_reset)
PHP_ME(ProtobufMessage, append, arginfo_append, ZEND_ACC_PUBLIC)
PHP_ME(ProtobufMessage, clear, arginfo_clear, ZEND_ACC_PUBLIC)
PHP_ME(ProtobufMessage, dump, arginfo_dump, ZEND_ACC_PUBLIC)
PHP_ME(ProtobufMessage, count, arginfo_count, ZEND_ACC_PUBLIC)
PHP_ME(ProtobufMessage, get, arginfo_get, ZEND_ACC_PUBLIC)
PHP_ME(ProtobufMessage, parseFromString, arginfo_parseFromString, ZEND_ACC_PUBLIC)
PHP_ME(ProtobufMessage, serializeToString, arginfo_serializeToString, ZEND_ACC_PUBLIC)
PHP_ME(ProtobufMessage, set, arginfo_set, ZEND_ACC_PUBLIC)
PHP_ME(ProtobufMessage, printDebugString, arginfo_printDebugString, ZEND_ACC_PUBLIC)
{NULL, NULL, NULL, 0, 0}
};
PHP_MINIT_FUNCTION(protobuf)
{
zend_class_entry ce;
PB_FIELD_TYPE_HASH = zend_get_hash_value(PB_FIELD_TYPE, sizeof(PB_FIELD_TYPE));
PB_VALUES_PROPERTY_HASH = zend_get_hash_value(PB_VALUES_PROPERTY, sizeof(PB_VALUES_PROPERTY));
INIT_CLASS_ENTRY(ce, "ProtobufMessage", pb_methods);
pb_entry = zend_register_internal_class(&ce TSRMLS_CC);
PB_CONSTANT(PB_TYPE_DOUBLE);
PB_CONSTANT(PB_TYPE_FIXED32);
PB_CONSTANT(PB_TYPE_FIXED64);
PB_CONSTANT(PB_TYPE_FLOAT);
PB_CONSTANT(PB_TYPE_INT);
PB_CONSTANT(PB_TYPE_SIGNED_INT);
PB_CONSTANT(PB_TYPE_STRING);
PB_CONSTANT(PB_TYPE_BOOL);
return SUCCESS;
}
zend_module_entry protobuf_module_entry = {
#if ZEND_MODULE_API_NO >= 20010901
STANDARD_MODULE_HEADER,
#endif
PHP_PROTOBUF_EXTNAME,
NULL,
PHP_MINIT(protobuf),
NULL,
NULL,
NULL,
NULL,
#if ZEND_MODULE_API_NO >= 20010901
PHP_PROTOBUF_VERSION,
#endif
STANDARD_MODULE_PROPERTIES
};
#ifdef COMPILE_DL_PROTOBUF
ZEND_GET_MODULE(protobuf)
#endif
static zval *pb_prepare_value(zval *this, uint32_t field_number, zval *value)
{
zval *converted_value, **field_descriptor, *field_descriptors, **type;
long expected_type;
TSRMLS_FETCH();
if ((field_descriptors = pb_get_field_descriptors(this)) == NULL)
goto fail;
if ((field_descriptor = pb_get_field_descriptor(this, field_descriptors, field_number)) == NULL)
goto fail;
if ((type = pb_get_field_type(this, field_descriptor, field_number)) == NULL)
goto fail;
if (Z_TYPE_PP(type) == IS_LONG) {
switch (Z_LVAL_PP(type))
{
case PB_TYPE_DOUBLE:
case PB_TYPE_FLOAT:
expected_type = IS_DOUBLE;
break;
case PB_TYPE_FIXED32:
case PB_TYPE_INT:
case PB_TYPE_FIXED64:
case PB_TYPE_SIGNED_INT:
case PB_TYPE_BOOL:
expected_type = IS_LONG;
break;
case PB_TYPE_STRING:
expected_type = IS_STRING;
break;
default:
PB_COMPILE_ERROR_EX(this, "unexpected '%s' field type %d in field descriptor", pb_get_field_name(this, field_number), zend_get_type_by_const(Z_LVAL_PP(type)));
goto fail;
}
if (Z_TYPE_P(value) != expected_type) {
ALLOC_ZVAL(converted_value);
INIT_PZVAL_COPY(converted_value, value);
zval_copy_ctor(converted_value);
convert_to_explicit_type(converted_value, expected_type);
return converted_value;
}
} else if (Z_TYPE_PP(type) != IS_STRING) {
PB_COMPILE_ERROR_EX(this, "unexpected %s type of '%s' field type in field descriptor", zend_get_type_by_const(Z_TYPE_PP(type)), pb_get_field_name(this, field_number));
goto fail;
}
Z_ADDREF_P(value);
return value;
fail:
return NULL;
}
static int pb_print_field_value(zval **value, long level, zend_bool only_set)
{
const char *string_value;
zval tmp;
TSRMLS_FETCH();
INIT_ZVAL(tmp);
if (Z_TYPE_PP(value) == IS_NULL)
string_value = "null";
else if (Z_TYPE_PP(value) == IS_BOOL) {
if (Z_BVAL_PP(value) )
string_value = "true";
else
string_value = "false";
} else {
tmp = **value;
zval_copy_ctor(&tmp);
Z_SET_REFCOUNT(tmp, 1);
Z_UNSET_ISREF(tmp);
convert_to_string(&tmp);
string_value = Z_STRVAL(tmp);
}
if (Z_TYPE_PP(value) == IS_STRING)
php_printf(" \"%s\"\n", string_value);
else
php_printf(" %s\n", string_value);
zval_dtor(&tmp);
return 0;
}
static int pb_print_debug_field_value(zval **value, long level)
{
zval tmp, ret, arg0, *args[1];
TSRMLS_FETCH();
INIT_ZVAL(tmp);
if (Z_TYPE_PP(value) == IS_OBJECT) {
php_printf("\n");
INIT_ZVAL(arg0);
Z_TYPE(arg0) = IS_LONG;
Z_LVAL(arg0) = level;
Z_ADDREF(arg0);
args[0] = &arg0;
ZVAL_STRING(&tmp, PB_PRINT_DEBUG_STRING_METHOD, 0);
if (call_user_function(NULL, value, &tmp, &ret, 1, args TSRMLS_CC) == FAILURE)
return -1;
else
return 0;
}
return pb_print_field_value(value, level, 1);
}
static int pb_dump_field_value(zval **value, long level, zend_bool only_set)
{
zval tmp, ret, arg0, arg1, *args[2];
TSRMLS_FETCH();
INIT_ZVAL(tmp);
if (Z_TYPE_PP(value) == IS_OBJECT) {
php_printf("\n");
INIT_ZVAL(arg0);
Z_TYPE(arg0) = IS_BOOL;
Z_LVAL(arg0) = only_set;
Z_ADDREF(arg0);
INIT_ZVAL(arg1);
Z_TYPE(arg1) = IS_LONG;
Z_LVAL(arg1) = level;
Z_ADDREF(arg1);
args[0] = &arg0;
args[1] = &arg1;
ZVAL_STRING(&tmp, PB_DUMP_METHOD, 0);
if (call_user_function(NULL, value, &tmp, &ret, 2, args TSRMLS_CC) == FAILURE)
return -1;
else
return 0;
}
return pb_print_field_value(value, level, only_set);
}
static zval **pb_get_field_descriptor(zval *this, zval *field_descriptors, uint32_t field_number)
{
zval **field_descriptor = NULL;
TSRMLS_FETCH();
if (zend_hash_index_find(Z_ARRVAL_P(field_descriptors), field_number, (void **) &field_descriptor) == FAILURE)
PB_COMPILE_ERROR_EX(this, "missing %u field descriptor", field_number);
return field_descriptor;
}
static zval **pb_get_field_type(zval *this, zval **field_descriptor, uint32_t field_number)
{
zval **field_type;
TSRMLS_FETCH();
if (zend_hash_quick_find(Z_ARRVAL_PP(field_descriptor), PB_FIELD_TYPE, sizeof(PB_FIELD_TYPE), PB_FIELD_TYPE_HASH, (void **) &field_type) == FAILURE)
PB_COMPILE_ERROR_EX(this, "missing '%s' field type property in field descriptor", pb_get_field_name(this, field_number));
return field_type;
}
static zval *pb_get_field_descriptors(zval *this)
{
zval *descriptors, method;
TSRMLS_FETCH();
INIT_ZVAL(method);
ZVAL_STRINGL(&method, PB_FIELDS_METHOD, sizeof(PB_FIELDS_METHOD) - 1, 0);
call_user_function_ex(NULL, &this, &method, &descriptors, 0, NULL, 0, NULL TSRMLS_CC);
Z_DELREF_P(descriptors);
return descriptors;
}
static const char *pb_get_field_name(zval *this, uint32_t field_number)
{
zval **field_descriptor, *field_descriptors, **field_name, *this_ptr;
TSRMLS_FETCH();
this_ptr = this;
if ((field_descriptors = pb_get_field_descriptors(getThis())) == NULL)
return NULL;
if ((field_descriptor = pb_get_field_descriptor(this, field_descriptors, field_number)) == NULL)
return NULL;
if (zend_hash_find(Z_ARRVAL_PP((field_descriptor)), PB_FIELD_NAME, sizeof(PB_FIELD_NAME), (void **) &(field_name))) {
PB_COMPILE_ERROR_EX(this, "missing %u field name property in field descriptor", field_number);
return NULL;
}
return (const char *) Z_STRVAL_PP(field_name);
}
static int pb_get_wire_type(int field_type)
{
int ret;
switch (field_type)
{
case PB_TYPE_DOUBLE:
case PB_TYPE_FIXED64:
ret = WIRE_TYPE_64BIT;
break;
case PB_TYPE_FIXED32:
case PB_TYPE_FLOAT:
ret = WIRE_TYPE_32BIT;
break;
case PB_TYPE_INT:
case PB_TYPE_SIGNED_INT:
case PB_TYPE_BOOL:
ret = WIRE_TYPE_VARINT;
break;
case PB_TYPE_STRING:
ret = WIRE_TYPE_LENGTH_DELIMITED;
break;
default:
ret = -1;
break;
}
return ret;
}
static const char *pb_get_wire_type_name(int wire_type)
{
const char *name;
switch (wire_type)
{
case WIRE_TYPE_VARINT:
name = "varint";
break;
case WIRE_TYPE_64BIT:
name = "64bit";
break;
case WIRE_TYPE_LENGTH_DELIMITED:
name = "length-delimited";
break;
case WIRE_TYPE_32BIT:
name = "32bit";
break;
default:
name = "unknown";
break;
}
return name;
}
static zval **pb_get_value(zval *this, zval **values, uint32_t field_number)
{
zval **value = NULL;
TSRMLS_FETCH();
if (zend_hash_index_find(Z_ARRVAL_PP(values), field_number, (void **) &value) == FAILURE)
PB_COMPILE_ERROR_EX(this, "missing %u field value", field_number);
return value;
}
static zval **pb_get_values(zval *this)
{
zval **values = NULL;
TSRMLS_FETCH();
zend_hash_quick_find(Z_OBJPROP_P(this), PB_VALUES_PROPERTY, sizeof(PB_VALUES_PROPERTY), PB_VALUES_PROPERTY_HASH, (void **) &values);
return values;
}
static int pb_parse_field_value(zval *this, reader_t *reader, long field_number, long field_type, zval *value)
{
int ret, str_size;
char *str;