149 lines
3.3 KiB
C
149 lines
3.3 KiB
C
#ifndef __TLV_MSG_H__
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#define __TLV_MSG_H__
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#include "core_tlv.h"
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#include "core_pkbuf.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define TLV_MAX_HEADROOM 16
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#define TLV_VARIABLE_LEN 0
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#define TLV_MAX_MORE 8
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#define TLV_1_OR_MORE(__v) __v[TLV_MAX_MORE]
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#define TLV_MAX_CHILD_DESC 128
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typedef enum {
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TLV_UINT8,
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TLV_UINT16,
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TLV_UINT24,
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TLV_UINT32,
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TLV_INT8,
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TLV_INT16,
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TLV_INT24,
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TLV_INT32,
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TLV_FIXED_STR,
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TLV_VAR_STR,
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TLV_NULL,
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TLV_MORE,
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TLV_COMPOUND,
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TLV_MESSAGE,
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} tlv_type_e;
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typedef struct _tlv_desc_t {
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tlv_type_e ctype;
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c_int8_t *name;
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c_uint16_t type;
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c_uint16_t length;
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c_uint8_t instance;
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c_uint16_t vsize;
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void *child_descs[TLV_MAX_CHILD_DESC];
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} tlv_desc_t;
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extern tlv_desc_t tlv_desc_more1;
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extern tlv_desc_t tlv_desc_more2;
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extern tlv_desc_t tlv_desc_more3;
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extern tlv_desc_t tlv_desc_more4;
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extern tlv_desc_t tlv_desc_more5;
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extern tlv_desc_t tlv_desc_more6;
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extern tlv_desc_t tlv_desc_more7;
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extern tlv_desc_t tlv_desc_more8;
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typedef c_uint64_t tlv_presence_t;
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/* 8-bit Unsigned integer */
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typedef struct _tlv_uint8_t {
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tlv_presence_t presence;
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c_uint8_t u8;
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} tlv_uint8_t;
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/* 16-bit Unsigned integer */
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typedef struct _tlv_uint16_t {
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tlv_presence_t presence;
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c_uint16_t u16;
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} tlv_uint16_t;
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/* 24-bit Unsigned integer */
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typedef struct _tlv_uint24_t {
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tlv_presence_t presence;
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c_uint32_t u24; /* Only 3 bytes valid */
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} tlv_uint24_t;
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/* 32-bit Unsigned integer */
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typedef struct _tlv_uint32_t {
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tlv_presence_t presence;
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c_uint32_t u32;
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} tlv_uint32_t;
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/* 8-bit Signed integer */
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typedef struct _tlv_int8_t {
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tlv_presence_t presence;
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c_int8_t i8;
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} tlv_int8_t;
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/* 16-bit Signed integer */
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typedef struct _tlv_int16t {
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tlv_presence_t presence;
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c_int16_t i16;
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} tlv_int16_t;
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/* 24-bit Signed integer */
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typedef struct _tlv_int24_t {
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tlv_presence_t presence;
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c_int32_t i24; /* Only 3 bytes valid */
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} tlv_int24_t;
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/* 32-bit Signed integer */
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typedef struct _tlv_int32_t {
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tlv_presence_t presence;
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c_int32_t i32;
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} tlv_int32_t;
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/* Octets */
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#define TLV_CLEAR_DATA(__dATA) \
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do { \
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d_assert((__dATA), , "Null param"); \
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if ((__dATA)->data) \
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{ \
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CORE_FREE((__dATA)->data); \
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(__dATA)->data = NULL; \
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(__dATA)->len = 0; \
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(__dATA)->presence = 0; \
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} \
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} while(0)
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#define TLV_STORE_DATA(__dST, __sRC) \
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do { \
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d_assert((__sRC),, "Null param") \
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d_assert((__sRC)->data,, "Null param") \
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d_assert((__dST),, "Null param") \
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TLV_CLEAR_DATA(__dST); \
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(__dST)->presence = (__sRC)->presence; \
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(__dST)->len = (__sRC)->len; \
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(__dST)->data = core_calloc((__dST)->len, sizeof(c_uint8_t)); \
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memcpy((__dST)->data, (__sRC)->data, (__dST)->len); \
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} while(0)
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typedef struct _tlv_octet_t {
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tlv_presence_t presence;
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void *data;
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c_uint32_t len;
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} tlv_octet_t;
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/* No value */
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typedef struct _tlv_null {
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tlv_presence_t presence;
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} tlv_null_t;
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CORE_DECLARE(status_t) tlv_build_msg(
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pkbuf_t **pkbuf, tlv_desc_t *desc, void *msg, int mode);
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CORE_DECLARE(status_t) tlv_parse_msg(
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void *msg, tlv_desc_t *desc, pkbuf_t *pkbuf, int mode);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __TLV_MSG_H__ */
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