/** Add an entry to the GeoIP table, parsing it from <b>line</b>. The * format is as for geoip_load_file(). */ /*private*/ int geoip_parse_entry(const char *line) { unsigned int low, high; char b[3]; if (!geoip_countries) init_geoip_countries(); if (!geoip_entries) geoip_entries = smartlist_new(); while (TOR_ISSPACE(*line)) ++line; if (*line == '#') return 0; if (tor_sscanf(line,"%u,%u,%2s", &low, &high, b) == 3) { geoip_add_entry(low, high, b); return 0; } else if (tor_sscanf(line,"\"%u\",\"%u\",\"%2s\",", &low, &high, b) == 3) { geoip_add_entry(low, high, b); return 0; } else { log_warn(LD_GENERAL, "Unable to parse line from GEOIP file: %s", escaped(line)); return -1; } }
/** Add an entry to the GeoIP table indicated by <b>family</b>, * parsing it from <b>line</b>. The format is as for geoip_load_file(). */ /*private*/ int geoip_parse_entry(const char *line, sa_family_t family) { tor_addr_t low_addr, high_addr; char c[3]; char *country = NULL; if (!geoip_countries) init_geoip_countries(); if (family == AF_INET) { if (!geoip_ipv4_entries) geoip_ipv4_entries = smartlist_new(); } else if (family == AF_INET6) { if (!geoip_ipv6_entries) geoip_ipv6_entries = smartlist_new(); } else { log_warn(LD_GENERAL, "Unsupported family: %d", family); return -1; } while (TOR_ISSPACE(*line)) ++line; if (*line == '#') return 0; if (family == AF_INET) { unsigned int low, high; if (tor_sscanf(line,"%u,%u,%2s", &low, &high, c) == 3 || tor_sscanf(line,"\"%u\",\"%u\",\"%2s\",", &low, &high, c) == 3) { tor_addr_from_ipv4h(&low_addr, low); tor_addr_from_ipv4h(&high_addr, high); } else goto fail; country = c; } else { /* AF_INET6 */ char buf[512]; char *low_str, *high_str; struct in6_addr low, high; char *strtok_state; strlcpy(buf, line, sizeof(buf)); low_str = tor_strtok_r(buf, ",", &strtok_state); if (!low_str) goto fail; high_str = tor_strtok_r(NULL, ",", &strtok_state); if (!high_str) goto fail; country = tor_strtok_r(NULL, "\n", &strtok_state); if (!country) goto fail; if (strlen(country) != 2) goto fail; if (tor_inet_pton(AF_INET6, low_str, &low) <= 0) goto fail; tor_addr_from_in6(&low_addr, &low); if (tor_inet_pton(AF_INET6, high_str, &high) <= 0) goto fail; tor_addr_from_in6(&high_addr, &high); } geoip_add_entry(&low_addr, &high_addr, country); return 0; fail: log_warn(LD_GENERAL, "Unable to parse line from GEOIP %s file: %s", family == AF_INET ? "IPv4" : "IPv6", escaped(line)); return -1; }