228 # define USR_HEADER_HOST         (G.user_headers & HDR_HOST)
229 # define USR_HEADER_USER_AGENT   (G.user_headers & HDR_USER_AGENT)
230 # define USR_HEADER_RANGE        (G.user_headers & HDR_RANGE)
231 # define USR_HEADER_CONTENT_TYPE (G.user_headers & HDR_CONTENT_TYPE)
232 # define USR_HEADER_AUTH         (G.user_headers & HDR_AUTH)
233 # define USR_HEADER_PROXY_AUTH   (G.user_headers & HDR_PROXY_AUTH)
278 #define G (*ptr_to_globals)  macro
280 	SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \
325 	if (G.log_fd >= 0)  in progress_meter()
329 		bb_progress_init(&G.pmt, G.curfile);  in progress_meter()
331 	notty = bb_progress_update(&G.pmt,  in progress_meter()
332 			G.beg_range,  in progress_meter()
333 			G.transferred,  in progress_meter()
334 			(G.chunked || !G.got_clen) ? 0 : G.beg_range + G.transferred + G.content_len  in progress_meter()
338 		bb_progress_free(&G.pmt);  in progress_meter()
341 		G.transferred = 0;  in progress_meter()
390 	unsigned len = strnlen(str, sizeof(G.wget_buf)/4*3 - 10);  in base64enc()
391 	bb_uuencode(G.wget_buf, str, len, bb_uuenc_tbl_base64);  in base64enc()
392 	return G.wget_buf;  in base64enc()
400 	if (G.die_if_timed_out)  in alarm_handler()
405 	if (G.timeout_seconds) {  in set_alarm()
406 		alarm(G.timeout_seconds);  in set_alarm()
407 		G.die_if_timed_out = 1;  in set_alarm()
410 # define clear_alarm() ((void)(G.die_if_timed_out = 0))
484 	if (fgets(G.wget_buf, sizeof(G.wget_buf), fp) == NULL)  in fgets_trim_sanitize()
488 	buf_ptr = strchrnul(G.wget_buf, '\n');  in fgets_trim_sanitize()
492 	sanitize_string(G.wget_buf);  in fgets_trim_sanitize()
495 	buf_ptr = strchrnul(G.wget_buf, '\r');  in fgets_trim_sanitize()
499 	log_io("< %s", G.wget_buf);  in fgets_trim_sanitize()
502 		fprintf(stderr, fmt, G.wget_buf);  in fgets_trim_sanitize()
523 	G.wget_buf[3] = 0;  in ftpcmd()
526 	} while (!isdigit(G.wget_buf[0]) || G.wget_buf[3] != ' ');  in ftpcmd()
528 	G.wget_buf[3] = '\0';  in ftpcmd()
529 	result = xatoi_positive(G.wget_buf);  in ftpcmd()
530 	G.wget_buf[3] = ' ';  in ftpcmd()
634 	if (G.wget_buf[0] == '\0')  in get_sanitized_hdr()
638 	for (s = G.wget_buf; isalnum(*s) || *s == '-' || *s == '.' || *s == '_'; ++s) {  in get_sanitized_hdr()
653 		bb_error_msg_and_die("bad header line: %s", G.wget_buf);  in get_sanitized_hdr()
671 	G.beg_range = 0;  in reset_beg_range_to_zero()
672 	xlseek(G.output_fd, 0, SEEK_SET);  in reset_beg_range_to_zero()
839 		bb_simple_error_msg_and_die(G.wget_buf);  in prepare_ftp_session()
859 		bb_error_msg_and_die("ftp login: %s", G.wget_buf);  in prepare_ftp_session()
866 		G.content_len = BB_STRTOOFF(G.wget_buf + 4, NULL, 10);  in prepare_ftp_session()
867 		if (G.content_len < 0 || errno) {  in prepare_ftp_session()
868 			bb_error_msg_and_die("bad SIZE value '%s'", G.wget_buf + 4);  in prepare_ftp_session()
870 		G.got_clen = 1;  in prepare_ftp_session()
879 		bb_error_msg_and_die("bad response to %s: %s", "PASV", G.wget_buf);  in prepare_ftp_session()
881 	port = parse_pasv_epsv(G.wget_buf);  in prepare_ftp_session()
899 	if (G.beg_range != 0) {  in prepare_ftp_session()
900 		sprintf(G.wget_buf, "REST %"OFF_FMT"u", G.beg_range);  in prepare_ftp_session()
901 		if (ftpcmd(G.wget_buf, NULL, sfp) == 350)  in prepare_ftp_session()
902 			G.content_len -= G.beg_range;  in prepare_ftp_session()
911 		bb_error_msg_and_die("bad response to %s: %s", "RETR", G.wget_buf);  in prepare_ftp_session()
921 	unsigned second_cnt = G.timeout_seconds;  in retrieve_file_data()
929 		if (G.output_fd == 1)  in retrieve_file_data()
932 			fprintf(stderr, "saving to '%s'\n", G.fname_out);  in retrieve_file_data()
936 	if (G.chunked)  in retrieve_file_data()
968 			rdsz = sizeof(G.wget_buf);  in retrieve_file_data()
969 			if (G.got_clen) {  in retrieve_file_data()
970 				if (G.content_len < (off_t)sizeof(G.wget_buf)) {  in retrieve_file_data()
971 					if ((int)G.content_len <= 0)  in retrieve_file_data()
973 					rdsz = (unsigned)G.content_len;  in retrieve_file_data()
976 			n = fread(G.wget_buf, 1, rdsz, dfp);  in retrieve_file_data()
979 				xwrite(G.output_fd, G.wget_buf, n);  in retrieve_file_data()
981 				G.transferred += n;  in retrieve_file_data()
983 				if (G.got_clen) {  in retrieve_file_data()
984 					G.content_len -= n;  in retrieve_file_data()
985 					if (G.content_len == 0)  in retrieve_file_data()
989 				second_cnt = G.timeout_seconds;  in retrieve_file_data()
1036 		if (!G.chunked)  in retrieve_file_data()
1045 		G.content_len = STRTOOFF(G.wget_buf, NULL, 16);  in retrieve_file_data()
1050 		if (G.content_len < 0 || errno)  in retrieve_file_data()
1051 			bb_error_msg_and_die("bad chunk length '%s'", G.wget_buf);  in retrieve_file_data()
1052 		if (G.content_len == 0)  in retrieve_file_data()
1054 		G.got_clen = 1;  in retrieve_file_data()
1065 	G.chunked = 0;  /* makes it show 100% even for chunked download */  in retrieve_file_data()
1066 	G.got_clen = 1; /* makes it show 100% even for download of (formerly) unknown size */  in retrieve_file_data()
1068 	if (G.content_len != 0) {  in retrieve_file_data()
1079 		off_t pos = lseek(G.output_fd, 0, SEEK_CUR);  in retrieve_file_data()
1085 				ftruncate(G.output_fd, pos);  in retrieve_file_data()
1090 		if (G.output_fd == 1)  in retrieve_file_data()
1093 			fprintf(stderr, "'%s' saved\n", G.fname_out);  in retrieve_file_data()
1117 	use_proxy = (strcmp(G.proxy_flag, "off") != 0);  in download_one_url()
1142 		G.fname_out = bb_get_last_path_component_nostrip(target.path);  in download_one_url()
1144 		if (G.fname_out[0] == '/' || !G.fname_out[0])  in download_one_url()
1145 			G.fname_out = (char*)"index.html";  in download_one_url()
1147 		if (G.dir_prefix)  in download_one_url()
1148 			G.fname_out = fname_out_alloc = concat_path_file(G.dir_prefix, G.fname_out);  in download_one_url()
1151 			G.fname_out = fname_out_alloc = xstrdup(G.fname_out);  in download_one_url()
1155 	G.curfile = bb_get_last_path_component_nostrip(G.fname_out);  in download_one_url()
1159 	G.beg_range = 0;  in download_one_url()
1161 		G.output_fd = open(G.fname_out, O_WRONLY);  in download_one_url()
1162 		if (G.output_fd >= 0) {  in download_one_url()
1163 			G.beg_range = xlseek(G.output_fd, 0, SEEK_END);  in download_one_url()
1179 	G.got_clen = 0;  in download_one_url()
1180 	G.chunked = 0;  in download_one_url()
1234 			SENDFMT(sfp, "User-Agent: %s\r\n", G.user_agent);  in download_one_url()
1252 		if (G.beg_range != 0 && !USR_HEADER_RANGE)  in download_one_url()
1253 			SENDFMT(sfp, "Range: bytes=%"OFF_FMT"u-\r\n", G.beg_range);  in download_one_url()
1256 		if (G.extra_headers) {  in download_one_url()
1257 			log_io(G.extra_headers);  in download_one_url()
1258 			fputs(G.extra_headers, sfp);  in download_one_url()
1262 			int fd = xopen_stdin(G.post_file);  in download_one_url()
1263 			G.post_data = xmalloc_read(fd, NULL);  in download_one_url()
1267 		if (G.post_data) {  in download_one_url()
1278 				(int) strlen(G.post_data), G.post_data  in download_one_url()
1308 		str = G.wget_buf;  in download_one_url()
1359 			if (G.beg_range != 0) {  in download_one_url()
1377 			if (G.beg_range != 0)  in download_one_url()
1383 			bb_error_msg_and_die("server returned error: %s", G.wget_buf);  in download_one_url()
1405 			key = index_in_strings(keywords, G.wget_buf) + 1;  in download_one_url()
1407 				G.content_len = BB_STRTOOFF(str, NULL, 10);  in download_one_url()
1408 				if (G.content_len < 0 || errno) {  in download_one_url()
1411 				G.got_clen = 1;  in download_one_url()
1417 				G.chunked = 1;  in download_one_url()
1462 		if (G.output_fd < 0)  in download_one_url()
1463 			G.output_fd = xopen(G.fname_out, G.o_flags);  in download_one_url()
1466 			xclose(G.output_fd);  in download_one_url()
1467 			G.output_fd = -1;  in download_one_url()
1479 			bb_error_msg_and_die("ftp error: %s", G.wget_buf);  in download_one_url()
1539 	G.timeout_seconds = 900;  in wget_main()
1542 	G.proxy_flag = "on";   /* use proxies if env vars are set */  in wget_main()
1543 	G.user_agent = "Wget"; /* "User-Agent" header field */  in wget_main()
1564 		, &G.fname_out, &G.fname_log, &G.dir_prefix,  in wget_main()
1565 		&G.proxy_flag, &G.user_agent,  in wget_main()
1566 		IF_FEATURE_WGET_TIMEOUT(&G.timeout_seconds) IF_NOT_FEATURE_WGET_TIMEOUT(NULL),  in wget_main()
1570 		IF_FEATURE_WGET_LONG_OPTIONS(, &G.post_data)  in wget_main()
1571 		IF_FEATURE_WGET_LONG_OPTIONS(, &G.post_file)  in wget_main()
1594 		G.extra_headers = hdr = xmalloc(size + 1);  in wget_main()
1606 					G.user_headers |= bit;  in wget_main()
1617 	G.output_fd = -1;  in wget_main()
1618 	G.o_flags = O_WRONLY | O_CREAT | O_TRUNC | O_EXCL;  in wget_main()
1619 	if (G.fname_out) { /* -O FILE ? */  in wget_main()
1620 		if (LONE_DASH(G.fname_out)) { /* -O - ? */  in wget_main()
1621 			G.output_fd = 1;  in wget_main()
1625 		G.o_flags = O_WRONLY | O_CREAT | O_TRUNC;  in wget_main()
1628 	G.log_fd = -1;  in wget_main()
1629 	if (G.fname_log) { /* -o FILE ? */  in wget_main()
1630 		if (!LONE_DASH(G.fname_log)) { /* not -o - ? */  in wget_main()
1632 			G.log_fd = xopen(G.fname_log, O_WRONLY | O_CREAT | O_TRUNC);  in wget_main()
1634 			xdup2(G.log_fd, STDERR_FILENO);  in wget_main()
1641 	if (G.output_fd >= 0)  in wget_main()
1642 		xclose(G.output_fd);  in wget_main()
1644 	if (G.log_fd >= 0)  in wget_main()
1645 		xclose(G.log_fd);  in wget_main()
1648 	free(G.extra_headers);  in wget_main()