open5gs/lib/core/include/core_tlv_msg.h

149 lines
3.3 KiB
C

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