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gtpie: make ies const for getter

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Getter's don't modify the ie.
Making it const is compatible with previous versions.

Change-Id: I43195314b1cf416a1f2fd4d3ddd48c4eee462b0b
This commit is contained in:
Alexander Couzens
2025-06-04 16:46:51 +02:00
parent 34cb772bb4
commit 90309f958a
2 changed files with 22 additions and 22 deletions
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22
gtp/gtpie.c
View File

@@ -155,7 +155,7 @@ int gtpie_tv8(void *p, unsigned int *length, unsigned int size, uint8_t t,
* \param[in] type Tag/IEI for which we're looking
* \param[in] instance Instance (number of occurence) of this IEI
* \returns index into \a ie on success; -1 if not found */
int gtpie_getie(union gtpie_member *ie[], int type, int instance)
int gtpie_getie(union gtpie_member * const ie[], int type, int instance)
{
int j;
for (j = 0; j < GTPIE_SIZE; j++) {
@@ -172,7 +172,7 @@ int gtpie_getie(union gtpie_member *ie[], int type, int instance)
* \param[in] type Tag/IEI for which we're looking
* \param[in] instance Instance (number of occurence) of this IEI
* \returns 1 if IEI instance present in \a ie; 0 if not */
int gtpie_exist(union gtpie_member *ie[], int type, int instance)
int gtpie_exist(union gtpie_member * const ie[], int type, int instance)
{
int j;
for (j = 0; j < GTPIE_SIZE; j++) {
@@ -192,7 +192,7 @@ int gtpie_exist(union gtpie_member *ie[], int type, int instance)
* \param[inout] dst Caller-allocated buffer where to store value
* \param[in] size Size of \a dst in bytes
* \returns 0 on sucess; EOF in case value is larger than \a size */
int gtpie_gettlv(union gtpie_member *ie[], int type, int instance,
int gtpie_gettlv(union gtpie_member * const ie[], int type, int instance,
unsigned int *length, void *dst, unsigned int size)
{
int ien;
@@ -214,7 +214,7 @@ int gtpie_gettlv(union gtpie_member *ie[], int type, int instance,
* \param[inout] dst Caller-allocated buffer where to store value
* \param[in] size Size of value in bytes
* \returns 0 on sucess; EOF in case IE not found */
int gtpie_gettv0(union gtpie_member *ie[], int type, int instance,
int gtpie_gettv0(union gtpie_member * const ie[], int type, int instance,
void *dst, unsigned int size)
{
int ien;
@@ -232,7 +232,7 @@ int gtpie_gettv0(union gtpie_member *ie[], int type, int instance,
* \param[in] instance Instance (number of occurence) of this IEI
* \param[inout] dst Caller-allocated buffer where to store value
* \returns 0 on sucess; EOF in case IE not found */
int gtpie_gettv1(union gtpie_member *ie[], int type, int instance,
int gtpie_gettv1(union gtpie_member * const ie[], int type, int instance,
uint8_t * dst)
{
int ien;
@@ -250,7 +250,7 @@ int gtpie_gettv1(union gtpie_member *ie[], int type, int instance,
* \param[in] instance Instance (number of occurence) of this IEI
* \param[inout] dst Caller-allocated buffer where to store value
* \returns 0 on sucess; EOF in case IE not found */
int gtpie_gettv2(union gtpie_member *ie[], int type, int instance,
int gtpie_gettv2(union gtpie_member * const ie[], int type, int instance,
uint16_t * dst)
{
int ien;
@@ -268,7 +268,7 @@ int gtpie_gettv2(union gtpie_member *ie[], int type, int instance,
* \param[in] instance Instance (number of occurence) of this IEI
* \param[inout] dst Caller-allocated buffer where to store value
* \returns 0 on sucess; EOF in case IE not found */
int gtpie_gettv4(union gtpie_member *ie[], int type, int instance,
int gtpie_gettv4(union gtpie_member * const ie[], int type, int instance,
uint32_t * dst)
{
int ien;
@@ -286,7 +286,7 @@ int gtpie_gettv4(union gtpie_member *ie[], int type, int instance,
* \param[in] instance Instance (number of occurence) of this IEI
* \param[inout] dst Caller-allocated buffer where to store value
* \returns 0 on sucess; EOF in case IE not found */
int gtpie_gettv8(union gtpie_member *ie[], int type, int instance,
int gtpie_gettv8(union gtpie_member * const ie[], int type, int instance,
uint64_t * dst)
{
int ien;
@@ -599,7 +599,7 @@ int gtpie_decaps(union gtpie_member *ie[], int version, const void *pack,
* \param[out] pack Pointer to caller-allocated buffer for raw GTP packet (GTPIE_MAX length)
* \param[out] len Encoded length of \a pack in bytes
* \returns 0 on sucess; 2 for out-of-space */
int gtpie_encaps(union gtpie_member *ie[], void *pack, unsigned *len)
int gtpie_encaps(union gtpie_member * const ie[], void *pack, unsigned *len)
{
int i;
unsigned char *p;
@@ -774,7 +774,7 @@ int gtpie_encaps(union gtpie_member *ie[], void *pack, unsigned *len)
* \param[out] pack Pointer to caller-allocated buffer for raw GTP packet (GTPIE_MAX length)
* \param[out] len Encoded length of \a pack in bytes
* \returns 0 on sucess; 2 for out-of-space */
int gtpie_encaps2(union gtpie_member ie[], unsigned int size,
int gtpie_encaps2(const union gtpie_member ie[], unsigned int size,
void *pack, unsigned *len)
{
unsigned int i, j;
@@ -953,7 +953,7 @@ int gtpie_encaps2(union gtpie_member ie[], unsigned int size,
* \param[out] encoded_len Encoded length of \a pack in bytes
* \returns 0 on success; 2 for out-of-space
* GTP requires a certain order, the call must follow those which are defined for every message */
int gtpie_encaps3(union gtpie_member *ies[], unsigned int ie_len,
int gtpie_encaps3(union gtpie_member * const ies[], unsigned int ie_len,
void *pack, unsigned pack_len, unsigned *encoded_len)
{
unsigned int i;

22
include/osmocom/gtp/gtpie.h
View File

@@ -301,27 +301,27 @@ extern int gtpie_tv4(void *p, unsigned int *length, unsigned int size,
uint8_t t, uint32_t v);
extern int gtpie_tv8(void *p, unsigned int *length, unsigned int size,
uint8_t t, uint64_t v);
extern int gtpie_getie(union gtpie_member *ie[], int type, int instance);
extern int gtpie_exist(union gtpie_member *ie[], int type, int instance);
extern int gtpie_gettlv(union gtpie_member *ie[], int type, int instance,
extern int gtpie_getie(union gtpie_member * const ie[], int type, int instance);
extern int gtpie_exist(union gtpie_member * const ie[], int type, int instance);
extern int gtpie_gettlv(union gtpie_member * const ie[], int type, int instance,
unsigned int *length, void *dst, unsigned int size);
extern int gtpie_gettv0(union gtpie_member *ie[], int type, int instance,
extern int gtpie_gettv0(union gtpie_member * const ie[], int type, int instance,
void *dst, unsigned int size);
extern int gtpie_gettv1(union gtpie_member *ie[], int type, int instance,
extern int gtpie_gettv1(union gtpie_member * const ie[], int type, int instance,
uint8_t * dst);
extern int gtpie_gettv2(union gtpie_member *ie[], int type, int instance,
extern int gtpie_gettv2(union gtpie_member * const ie[], int type, int instance,
uint16_t * dst);
extern int gtpie_gettv4(union gtpie_member *ie[], int type, int instance,
extern int gtpie_gettv4(union gtpie_member * const ie[], int type, int instance,
uint32_t * dst);
extern int gtpie_gettv8(union gtpie_member *ie[], int type, int instance,
extern int gtpie_gettv8(union gtpie_member * const ie[], int type, int instance,
uint64_t * dst);
extern int gtpie_decaps(union gtpie_member *ie[], int version,
const void *pack, unsigned len);
extern int gtpie_encaps(union gtpie_member *ie[], void *pack, unsigned *len);
extern int gtpie_encaps2(union gtpie_member ie[], unsigned int size,
extern int gtpie_encaps(union gtpie_member * const ie[], void *pack, unsigned *len);
extern int gtpie_encaps2(const union gtpie_member ie[], unsigned int size,
void *pack, unsigned *len);
extern int gtpie_encaps3(union gtpie_member *ie[], unsigned int ie_len,
extern int gtpie_encaps3(union gtpie_member * const ie[], unsigned int ie_len,
void *pack, unsigned pack_len, unsigned *encoded_len);
#endif /* !_GTPIE_H */