diff options
Diffstat (limited to 'openbsc/src/tlv_parser.c')
| -rw-r--r-- | openbsc/src/tlv_parser.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/openbsc/src/tlv_parser.c b/openbsc/src/tlv_parser.c index e835f951f..8321b880e 100644 --- a/openbsc/src/tlv_parser.c +++ b/openbsc/src/tlv_parser.c @@ -1,5 +1,8 @@ #include <stdio.h> #include <openbsc/tlv.h> +#include <openbsc/gsm_data.h> + +struct tlv_definition tvlv_att_def; int tlv_dump(struct tlv_parsed *dec) { @@ -87,6 +90,20 @@ int tlv_parse(struct tlv_parsed *dec, const struct tlv_definition *def, return -2; num_parsed++; break; + case TLV_TYPE_TvLV: + if (*(pos+1) & 0x80) { + /* like TLV, but without highest bit of len */ + if (pos + 1 > buf + buf_len) + return -1; + dec->lv[tag].val = pos+2; + dec->lv[tag].len = *(pos+1) & 0x7f; + len = dec->lv[tag].len + 2; + if (pos + len > buf + buf_len) + return -2; + num_parsed++; + break; + } + /* like TL16V, fallthrough */ case TLV_TYPE_TL16V: if (pos + 2 > buf + buf_len) return -1; @@ -103,3 +120,9 @@ int tlv_parse(struct tlv_parsed *dec, const struct tlv_definition *def, return num_parsed; } +static __attribute__((constructor)) void on_dso_load_tlv(void) +{ + int i; + for (i = 0; i < ARRAY_SIZE(tvlv_att_def.def); i++) + tvlv_att_def.def[i].type = TLV_TYPE_TvLV; +} |