117 lines
2.6 KiB
C
117 lines
2.6 KiB
C
// epb.h
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// MicroMessenger
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//
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// Created by harlliu@tencent.com on 14-02-15.
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// Copyright 2014 Tencent. All rights reserved.
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//
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// Version : 1.0.2
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#ifndef __EPB_H__
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#define __EPB_H__
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#include "prf_defs.h"
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#if (WX_AIRSYNC_CFG)
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#include <stdint.h>
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#include <stdbool.h>
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typedef struct
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{
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uint8_t *data;
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int len;
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} Bytes;
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typedef struct
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{
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const uint8_t *data;
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int len;
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} CBytes;
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typedef struct
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{
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char *str;
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int len;
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} String;
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typedef struct
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{
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const char *str;
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int len;
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} CString;
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typedef uint8_t Message;
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typedef struct
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{
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const uint8_t *unpack_buf;
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uint8_t *pack_buf;
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int buf_len;
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int buf_offset;
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} Epb;
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/*
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* embeded protobuf unpack functions
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*/
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void epb_unpack_init(Epb *e, const uint8_t *buf, int len);
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bool epb_has_tag(Epb *e, uint16_t tag);
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//Varint
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int32_t epb_get_int32(Epb *e, uint16_t tag);
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uint32_t epb_get_uint32(Epb *e, uint16_t tag);
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int32_t epb_get_sint32(Epb *e, uint16_t tag);
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bool epb_get_bool(Epb *e, uint16_t tag);
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int epb_get_enum(Epb *e, uint16_t tag);
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//Length Delimited
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const char *epb_get_string(Epb *e, uint16_t tag, int *len);
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const uint8_t *epb_get_bytes(Epb *e, uint16_t tag, int *len);
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const Message *epb_get_message(Epb *e, uint16_t tag, int *len);
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//Length Delimited Packed Repeadted Field
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//TODO
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//Fixed32
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uint32_t epb_get_fixed32(Epb *e, uint16_t tag);
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int32_t epb_get_sfixed32(Epb *e, uint16_t tag);
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float epb_get_float(Epb *e, uint16_t tag);
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/*
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* embeded protobuf pack functions
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*/
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void epb_pack_init(Epb *e, uint8_t *buf, int len);
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int epb_get_packed_size(Epb *e);
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//Varint
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int epb_set_int32(Epb *e, uint16_t tag, int32_t value);
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int epb_set_uint32(Epb *e, uint16_t tag, uint32_t value);
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int epb_set_sint32(Epb *e, uint16_t tag, int32_t value);
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int epb_set_bool(Epb *e, uint16_t tag, bool value);
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int epb_set_enum(Epb *e, uint16_t tag, int value);
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//Length Delimited
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int epb_set_string(Epb *e, uint16_t tag, const char *data, int len);
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int epb_set_bytes(Epb *e, uint16_t tag, const uint8_t *data, int len);
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int epb_set_message(Epb *e, uint16_t tag, const Message *data, int len);
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//Length Delimited Packed Repeadted Field
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//TODO
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//Fixed32
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int epb_set_fixed32(Epb *e, uint16_t tag, uint32_t value);
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int epb_set_sfixed32(Epb *e, uint16_t tag, int32_t value);
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int epb_set_float(Epb *e, uint16_t tag, float value);
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//Pack size
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int epb_varint32_pack_size(uint16_t tag, uint32_t value, bool is_signed);
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int epb_fixed32_pack_size(uint16_t tag);
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int epb_length_delimited_pack_size(uint16_t tag, int len);
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#endif ///WX_AIRSYNC_CFG
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#endif ///__EPB_H__
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