fixeria has uploaded this change for review. ( https://gerrit.osmocom.org/c/libosmocore/+/35480?usp=email )
Change subject: gsm0808_utils: use osmo_strbuf API, drop APPEND_{THING,STR,CELL_ID_U} ......................................................................
gsm0808_utils: use osmo_strbuf API, drop APPEND_{THING,STR,CELL_ID_U}
This code predates 2cbe25f4, adding osmo_strbuf API and so using its own append-to-strbuf implementation. Let's use the new generic API.
Change-Id: Ifdfd18eeef6a0932995063259f9f179b22e781de --- M src/gsm/gsm0808_utils.c 1 file changed, 28 insertions(+), 31 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/80/35480/1
diff --git a/src/gsm/gsm0808_utils.c b/src/gsm/gsm0808_utils.c index 778630d..c9f26d3 100644 --- a/src/gsm/gsm0808_utils.c +++ b/src/gsm/gsm0808_utils.c @@ -2075,25 +2075,12 @@ { 0, NULL } };
-#define APPEND_THING(func, args...) do { \ - int remain = buflen - (pos - buf); \ - int l = func(pos, remain, ##args); \ - if (l < 0 || l > remain) \ - pos = buf + buflen; \ - else \ - pos += l; \ - if (l > 0) \ - total_len += l; \ - } while(0) -#define APPEND_STR(fmt, args...) APPEND_THING(snprintf, fmt, ##args) -#define APPEND_CELL_ID_U(DISCR, U) APPEND_THING(gsm0808_cell_id_u_name, DISCR, U) - char *gsm0808_cell_id_name_buf(char *buf, size_t buflen, const struct gsm0808_cell_id *cid) { - char *pos = buf; - int total_len = 0; - APPEND_STR("%s:", gsm0808_cell_id_discr_name(cid->id_discr)); - APPEND_CELL_ID_U(cid->id_discr, &cid->id); + struct osmo_strbuf sb = { .buf = buf, .len = buflen }; + + OSMO_STRBUF_PRINTF(sb, "%s:", gsm0808_cell_id_discr_name(cid->id_discr)); + OSMO_STRBUF_APPEND(sb, gsm0808_cell_id_u_name, cid->id_discr, &cid->id); return buf; }
@@ -2140,30 +2127,31 @@ */ int gsm0808_cell_id_list_name_buf(char *buf, size_t buflen, const struct gsm0808_cell_id_list2 *cil) { - char *pos = buf; - int total_len = 0; - int i; + struct osmo_strbuf sb = { .buf = buf, .len = buflen };
- APPEND_STR("%s[%u]", gsm0808_cell_id_discr_name(cil->id_discr), cil->id_list_len); + OSMO_STRBUF_PRINTF(sb, "%s[%u]", + gsm0808_cell_id_discr_name(cil->id_discr), + cil->id_list_len);
switch (cil->id_discr) { case CELL_IDENT_BSS: case CELL_IDENT_NO_CELL: - return total_len; + return sb.chars_needed; default: break; }
- APPEND_STR(":{"); + OSMO_STRBUF_PRINTF(sb, ":{");
- for (i = 0; i < cil->id_list_len; i++) { + for (unsigned int i = 0; i < cil->id_list_len; i++) { if (i) - APPEND_STR(", "); - APPEND_CELL_ID_U(cil->id_discr, &cil->id_list[i]); + OSMO_STRBUF_PRINTF(sb, ", "); + OSMO_STRBUF_APPEND(sb, gsm0808_cell_id_u_name, + cil->id_discr, &cil->id_list[i]); }
- APPEND_STR("}"); - return total_len; + OSMO_STRBUF_PRINTF(sb, "}"); + return sb.chars_needed; }
/*! Return a human-readable representation of \a cil in a static buffer. @@ -2185,9 +2173,6 @@ return buf; }
-#undef APPEND_STR -#undef APPEND_CELL_ID_U - char *gsm0808_channel_type_name_buf(char *buf, size_t buf_len, const struct gsm0808_channel_type *ct) { snprintf(buf, buf_len, "ch_indctr=0x%x ch_rate_type=0x%x perm_spch=%s",