diff options
Diffstat (limited to 'src/gsm/gsm23003.c')
| -rw-r--r-- | src/gsm/gsm23003.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/gsm/gsm23003.c b/src/gsm/gsm23003.c index b893873b..1eed41fe 100644 --- a/src/gsm/gsm23003.c +++ b/src/gsm/gsm23003.c @@ -368,6 +368,51 @@ char *osmo_cgi_ps_name_c(const void *ctx, const struct osmo_cell_global_id_ps *c return osmo_cgi_ps_name_buf(buf, 32, cgi_ps); } +/*! Return MCC-MNC-LAC-SAC as string, in caller-provided output buffer. + * \param[out] buf caller-allocated output buffer + * \param[in] buf_len size of buf in bytes + * \param[in] sai SAI to encode. + * \returns buf + */ +char *osmo_sai_name_buf(char *buf, size_t buf_len, const struct osmo_service_area_id *sai) +{ + snprintf(buf, buf_len, "%s-%u", osmo_lai_name(&sai->lai), sai->sac); + return buf; +} + +/*! Return MCC-MNC-LAC-SAC as string, in a static buffer. + * \param[in] sai SAI to encode. + * \returns Static string buffer. + */ +const char *osmo_sai_name(const struct osmo_service_area_id *sai) +{ + static __thread char buf[32]; + return osmo_sai_name_buf(buf, sizeof(buf), sai); +} + +/*! Same as osmo_cgi_name(), but uses a different static buffer. + * Useful for printing two distinct CGIs in the same printf format. + * \param[in] sai SAI to encode. + * \returns Static string buffer. + */ +const char *osmo_sai_name2(const struct osmo_service_area_id *sai) +{ + static __thread char buf[32]; + return osmo_sai_name_buf(buf, sizeof(buf), sai); +} + +/*! Return MCC-MNC-LAC-SAC as string, in a talloc-allocated output buffer. + * \param[in] ctx talloc context from which to allocate output buffer + * \param[in] sai SAI to encode. + * \returns string representation of CGI in dynamically-allocated buffer. + */ +char *osmo_sai_name_c(const void *ctx, const struct osmo_service_area_id *sai) +{ + char *buf = talloc_size(ctx, 32); + return osmo_sai_name_buf(buf, 32, sai); +} + + static void to_bcd(uint8_t *bcd, uint16_t val) { bcd[2] = val % 10; |