diff options
Diffstat (limited to 'package/network/utils/iwinfo/src/iwinfo_utils.c')
| -rw-r--r-- | package/network/utils/iwinfo/src/iwinfo_utils.c | 37 |
1 files changed, 28 insertions, 9 deletions
diff --git a/package/network/utils/iwinfo/src/iwinfo_utils.c b/package/network/utils/iwinfo/src/iwinfo_utils.c index 6616f1489..b6760c348 100644 --- a/package/network/utils/iwinfo/src/iwinfo_utils.c +++ b/package/network/utils/iwinfo/src/iwinfo_utils.c @@ -129,27 +129,46 @@ void iwinfo_close(void) struct iwinfo_hardware_entry * iwinfo_hardware(struct iwinfo_hardware_id *id) { - const struct iwinfo_hardware_entry *e; + FILE *db; + char buf[256] = { 0 }; + static struct iwinfo_hardware_entry e; - for (e = IWINFO_HARDWARE_ENTRIES; e->vendor_name; e++) + if (!(db = fopen(IWINFO_HARDWARE_FILE, "r"))) + return NULL; + + while (fgets(buf, sizeof(buf) - 1, db) != NULL) { - if ((e->vendor_id != 0xffff) && (e->vendor_id != id->vendor_id)) + memset(&e, 0, sizeof(e)); + + if (sscanf(buf, "%hx %hx %hx %hx %hd %hd \"%63[^\"]\" \"%63[^\"]\"", + &e.vendor_id, &e.device_id, + &e.subsystem_vendor_id, &e.subsystem_device_id, + &e.txpower_offset, &e.frequency_offset, + e.vendor_name, e.device_name) < 8) + continue; + + if ((e.vendor_id != 0xffff) && (e.vendor_id != id->vendor_id)) continue; - if ((e->device_id != 0xffff) && (e->device_id != id->device_id)) + if ((e.device_id != 0xffff) && (e.device_id != id->device_id)) continue; - if ((e->subsystem_vendor_id != 0xffff) && - (e->subsystem_vendor_id != id->subsystem_vendor_id)) + if ((e.subsystem_vendor_id != 0xffff) && + (e.subsystem_vendor_id != id->subsystem_vendor_id)) continue; - if ((e->subsystem_device_id != 0xffff) && - (e->subsystem_device_id != id->subsystem_device_id)) + if ((e.subsystem_device_id != 0xffff) && + (e.subsystem_device_id != id->subsystem_device_id)) continue; - return (struct iwinfo_hardware_entry *)e; + break; } + fclose(db); + + if (e.device_name[0]) + return &e; + return NULL; } |