diff options
Diffstat (limited to 'include/openbsc/gprs_gb_parse.h')
-rw-r--r-- | include/openbsc/gprs_gb_parse.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/include/openbsc/gprs_gb_parse.h b/include/openbsc/gprs_gb_parse.h new file mode 100644 index 000000000..246839286 --- /dev/null +++ b/include/openbsc/gprs_gb_parse.h @@ -0,0 +1,59 @@ +#pragma once + +#include <openbsc/gprs_llc.h> + +#include <sys/types.h> + +struct gprs_gb_parse_context { + /* Pointer to protocol specific parts */ + struct gsm48_hdr *g48_hdr; + struct bssgp_normal_hdr *bgp_hdr; + struct bssgp_ud_hdr *bud_hdr; + uint8_t *bssgp_data; + size_t bssgp_data_len; + uint8_t *llc; + size_t llc_len; + + /* Extracted information */ + struct gprs_llc_hdr_parsed llc_hdr_parsed; + struct tlv_parsed bssgp_tp; + int to_bss; + uint8_t *tlli_enc; + uint8_t *old_tlli_enc; + uint8_t *imsi; + size_t imsi_len; + uint8_t *apn_ie; + size_t apn_ie_len; + uint8_t *ptmsi_enc; + uint8_t *new_ptmsi_enc; + uint8_t *raid_enc; + uint8_t *old_raid_enc; + uint8_t *bssgp_raid_enc; + uint8_t *bssgp_ptmsi_enc; + + /* General info */ + const char *llc_msg_name; + int invalidate_tlli; + int await_reattach; + int need_decryption; + uint32_t tlli; + int pdu_type; + int old_raid_is_foreign; + int peer_nsei; +}; + +int gprs_gb_parse_dtap(uint8_t *data, size_t data_len, + struct gprs_gb_parse_context *parse_ctx); + +int gprs_gb_parse_llc(uint8_t *llc, size_t llc_len, + struct gprs_gb_parse_context *parse_ctx); + +int gprs_gb_parse_bssgp(uint8_t *bssgp, size_t bssgp_len, + struct gprs_gb_parse_context *parse_ctx); + +const char *gprs_gb_message_name(const struct gprs_gb_parse_context *parse_ctx, + const char *default_msg_name); + +void gprs_gb_log_parse_context(int log_level, + struct gprs_gb_parse_context *parse_ctx, + const char *default_msg_name); |