From 2ca84f606453636df6f57e81bc6f1fb70b6d5399 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Thu, 5 Feb 2009 12:38:21 +0000 Subject: [PATCH] httpd: tiny optimization --- networking/httpd.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/networking/httpd.c b/networking/httpd.c index 66ce1e1f7..01b56ebd2 100644 --- a/networking/httpd.c +++ b/networking/httpd.c @@ -1059,6 +1059,7 @@ static int get_line(void) int count = 0; char c; + alarm(HEADER_READ_TIMEOUT); while (1) { if (hdr_cnt <= 0) { hdr_cnt = safe_read(STDIN_FILENO, hdr_buf, sizeof(hdr_buf)); @@ -1073,7 +1074,7 @@ static int get_line(void) continue; if (c == '\n') { iobuf[count] = '\0'; - return count; + break; } if (count < (IOBUF_SIZE - 1)) /* check overflow */ count++; @@ -1739,8 +1740,8 @@ static Htaccess_Proxy *find_proxy_entry(const char *url) /* * Handle timeouts */ -static void exit_on_signal(int sig) NORETURN; -static void exit_on_signal(int sig UNUSED_PARAM) +static void send_REQUEST_TIMEOUT_and_exit(int sig) NORETURN; +static void send_REQUEST_TIMEOUT_and_exit(int sig UNUSED_PARAM) { send_headers_and_exit(HTTP_REQUEST_TIMEOUT); } @@ -1805,9 +1806,8 @@ static void handle_incoming_and_exit(const len_and_sockaddr *fromAddr) bb_error_msg("connected"); } - /* Install timeout handler */ - signal_no_SA_RESTART_empty_mask(SIGALRM, exit_on_signal); - alarm(HEADER_READ_TIMEOUT); + /* Install timeout handler. get_line() needs it. */ + signal(SIGALRM, send_REQUEST_TIMEOUT_and_exit); if (!get_line()) /* EOF or error or empty line */ send_headers_and_exit(HTTP_BAD_REQUEST); @@ -1934,7 +1934,6 @@ static void handle_incoming_and_exit(const len_and_sockaddr *fromAddr) /* Read until blank line for HTTP version specified, else parse immediate */ while (1) { - alarm(HEADER_READ_TIMEOUT); if (!get_line()) break; /* EOF or error or empty line */ if (DEBUG) -- 2.25.1