diff options
Diffstat (limited to 'include/osmocom/gsm')
| -rw-r--r-- | include/osmocom/gsm/gsm0808_utils.h | 8 | ||||
| -rw-r--r-- | include/osmocom/gsm/protocol/gsm_08_08.h | 10 |
2 files changed, 18 insertions, 0 deletions
diff --git a/include/osmocom/gsm/gsm0808_utils.h b/include/osmocom/gsm/gsm0808_utils.h index 48e737d1..5bd27c76 100644 --- a/include/osmocom/gsm/gsm0808_utils.h +++ b/include/osmocom/gsm/gsm0808_utils.h @@ -55,3 +55,11 @@ uint8_t gsm0808_enc_channel_type(struct msgb *msg, /* Decode Channel Type element */ int gsm0808_dec_channel_type(struct gsm0808_channel_type *ct, const uint8_t *elem, uint8_t len); + +/* Encode Encryption Information element */ +uint8_t gsm0808_enc_encrypt_info(struct msgb *msg, + const struct gsm0808_encrypt_info *ei); + +/* Decode Encryption Information element */ +int gsm0808_dec_encrypt_info(struct gsm0808_encrypt_info *ei, + const uint8_t *elem, uint8_t len); diff --git a/include/osmocom/gsm/protocol/gsm_08_08.h b/include/osmocom/gsm/protocol/gsm_08_08.h index e2355f68..3939aedd 100644 --- a/include/osmocom/gsm/protocol/gsm_08_08.h +++ b/include/osmocom/gsm/protocol/gsm_08_08.h @@ -447,3 +447,13 @@ struct gsm0808_channel_type { uint8_t perm_spch[CH_TYPE_PERM_SPCH_MAXLEN]; unsigned int perm_spch_len; }; + +/* 3GPP TS 48.008 3.2.2.10 Encryption Information */ +#define ENCRY_INFO_KEY_MAXLEN 252 +#define ENCRY_INFO_PERM_ALGO_MAXLEN 8 +struct gsm0808_encrypt_info { + uint8_t perm_algo[ENCRY_INFO_PERM_ALGO_MAXLEN]; + unsigned int perm_algo_len; + uint8_t key[ENCRY_INFO_KEY_MAXLEN]; + unsigned int key_len; +}; |