writer.h

#ifndef PROTOBUF_PHP_WRITER_H
#define PROTOBUF_PHP_WRITER_H

#include <stdint.h>
#include <stdlib.h>

typedef struct
{
	uint8_t *data;
	size_t pos;
	size_t size;
} writer_t;

void writer_free_pack(writer_t *writer);
void writer_init(writer_t *writer);
void writer_init_ex(writer_t *writer, size_t size);

char *writer_get_pack(writer_t *writer, size_t *size);

int writer_write_double(writer_t *writer, uint64_t field_number, double value);
int writer_write_fixed32(writer_t *writer, uint64_t field_number, int32_t value);
int writer_write_fixed64(writer_t *writer, uint64_t field_number, int64_t value);
int writer_write_float(writer_t *writer, uint64_t field_number, double value);
int writer_write_int(writer_t *writer, uint64_t field_number, int64_t value);
int writer_write_signed_int(writer_t *writer, uint64_t field_number, int64_t value);
int writer_write_string(writer_t *writer, uint64_t field_number, const char *str, size_t len);

int writer_write_packed_double(writer_t *writer, uint64_t field_number, zval *values);
int writer_write_packed_fixed32(writer_t *writer, uint64_t field_number, zval *values);
int writer_write_packed_fixed64(writer_t *writer, uint64_t field_number, zval *values);
int writer_write_packed_float(writer_t *writer, uint64_t field_number, zval *values);
int writer_write_packed_int(writer_t *writer, uint64_t field_number, zval *values);
int writer_write_packed_signed_int(writer_t *writer, uint64_t field_number, zval *values);
int writer_write_packed_bool(writer_t *writer, uint64_t field_number, zval *values);

#define writer_write_message(writer, field_number, str, len) writer_write_string((writer), (field_number), (str), (len))

#endif /* PROTOBUF_PHP_WRITER_H */