uClibc: fix version check for 0.9.32

[openwrt.git] / package / uhttpd / src / uhttpd.c

diff --git a/package/uhttpd/src/uhttpd.c b/package/uhttpd/src/uhttpd.c
index 6406e45..1fd2134 100644 (file)
--- a/package/uhttpd/src/uhttpd.c
+++ b/package/uhttpd/src/uhttpd.c
@@ -96,17 +96,18 @@ static void uh_config_parse(struct config *conf)
                                conf->error_handler = strdup(col1);
                        }
 #ifdef HAVE_CGI
-                       else if( (line[0] == '.') && (strchr(line, ':') != NULL) )
+                       else if( (line[0] == '*') && (strchr(line, ':') != NULL) )
                        {
-                               if( !(col1 = strchr(line, ':')) || (*col1++ = 0) ||
-                                   !(eol = strchr(col1, '\n')) || (*eol++  = 0) )
+                               if( !(col1 = strchr(line, '*')) || (*col1++ = 0) ||
+                                   !(col2 = strchr(col1, ':')) || (*col2++ = 0) ||
+                                   !(eol = strchr(col2, '\n')) || (*eol++  = 0) )
                                                continue;
 
-                               if( !uh_interpreter_add(line, col1) )
+                               if( !uh_interpreter_add(col1, col2) )
                                {
                                        fprintf(stderr,
                                                "Unable to add interpreter %s for extension %s: "
-                                               "Out of memory\n", col1, line
+                                               "Out of memory\n", col2, col1
                                        );
                                }
                        }
@@ -126,6 +127,8 @@ static int uh_socket_bind(
        int status;
        int bound = 0;
 
+       int tcp_ka_idl, tcp_ka_int, tcp_ka_cnt;
+
        struct listener *l = NULL;
        struct addrinfo *addrs = NULL, *p = NULL;
 
@@ -145,12 +148,29 @@ static int uh_socket_bind(
                }
 
                /* "address already in use" */
-               if( setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes)) == -1 )
+               if( setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes)) )
                {
                        perror("setsockopt()");
                        goto error;
                }
 
+               /* TCP keep-alive */
+               if( conf->tcp_keepalive > 0 )
+               {
+                       tcp_ka_idl = 1;
+                       tcp_ka_cnt = 3;
+                       tcp_ka_int = conf->tcp_keepalive;
+
+                       if( setsockopt(sock, SOL_SOCKET, SO_KEEPALIVE, &yes, sizeof(yes)) ||
+                           setsockopt(sock, SOL_TCP, TCP_KEEPIDLE,  &tcp_ka_idl, sizeof(tcp_ka_idl)) ||
+                           setsockopt(sock, SOL_TCP, TCP_KEEPINTVL, &tcp_ka_int, sizeof(tcp_ka_int)) ||
+                           setsockopt(sock, SOL_TCP, TCP_KEEPCNT,   &tcp_ka_cnt, sizeof(tcp_ka_cnt)) )
+                       {
+                           fprintf(stderr, "Notice: Unable to enable TCP keep-alive: %s\n",
+                               strerror(errno));
+                       }
+               }
+
                /* required to get parallel v4 + v6 working */
                if( p->ai_family == AF_INET6 )
                {
@@ -324,8 +344,8 @@ static struct http_request * uh_http_header_parse(struct client *cl, char *buffe
                                hdrdata = &buffer[i+2];
                        }
 
-                       /* have no name and found [A-Z], start of name */
-                       else if( !hdrname && isalpha(buffer[i]) && isupper(buffer[i]) )
+                       /* have no name and found [A-Za-z], start of name */
+                       else if( !hdrname && isalpha(buffer[i]) )
                        {
                                hdrname = &buffer[i];
                        }
@@ -355,7 +375,6 @@ static struct http_request * uh_http_header_recv(struct client *cl)
        ssize_t blen = sizeof(buffer)-1;
        ssize_t rlen = 0;
 
-
        memset(buffer, 0, sizeof(buffer));
 
        while( blen > 0 )
@@ -371,41 +390,41 @@ static struct http_request * uh_http_header_recv(struct client *cl)
                if( select(cl->socket + 1, &reader, NULL, NULL, &timeout) > 0 )
                {
                        /* receive data */
-                       rlen = uh_tcp_peek(cl, bufptr, blen);
+                       ensure_out(rlen = uh_tcp_peek(cl, bufptr, blen));
 
-                       if( rlen > 0 )
+                       if( (idxptr = strfind(buffer, sizeof(buffer), "\r\n\r\n", 4)) )
                        {
-                               if( (idxptr = strfind(buffer, sizeof(buffer), "\r\n\r\n", 4)) )
-                               {
-                                       blen -= uh_tcp_recv(cl, bufptr, (int)(idxptr - bufptr) + 4);
+                               ensure_out(rlen = uh_tcp_recv(cl, bufptr,
+                                       (int)(idxptr - bufptr) + 4));
 
-                                       /* header read complete ... */
-                                       return uh_http_header_parse(cl, buffer, sizeof(buffer) - blen - 1);
-                               }
-                               else
-                               {
-                                       rlen = uh_tcp_recv(cl, bufptr, rlen);
-                                       blen -= rlen;
-                                       bufptr += rlen;
-                               }
+                               /* header read complete ... */
+                               blen -= rlen;
+                               return uh_http_header_parse(cl, buffer,
+                                       sizeof(buffer) - blen - 1);
                        }
                        else
                        {
-                               /* invalid request (unexpected eof/timeout) */
-                               uh_http_response(cl, 408, "Request Timeout");
-                               return NULL;
+                               ensure_out(rlen = uh_tcp_recv(cl, bufptr, rlen));
+
+                               /* unexpected eof - #7904 */
+                               if( rlen == 0 )
+                                       return NULL;
+
+                               blen -= rlen;
+                               bufptr += rlen;
                        }
                }
                else
                {
                        /* invalid request (unexpected eof/timeout) */
-                       uh_http_response(cl, 408, "Request Timeout");
                        return NULL;
                }
        }
 
        /* request entity too large */
        uh_http_response(cl, 413, "Request Entity Too Large");
+
+out:
        return NULL;
 }
 
@@ -552,7 +571,7 @@ static void uh_mainloop(struct config *conf, fd_set serv_fds, int max_fd)
                                                if( (pin = uh_path_lookup(cl, req->url)) != NULL )
                                                {
                                                        /* auth ok? */
-                                                       if( uh_auth_check(cl, req, pin) )
+                                                       if( !pin->redirected && uh_auth_check(cl, req, pin) )
                                                                uh_dispatch_request(cl, req, pin);
                                                }
 
@@ -605,7 +624,7 @@ static void uh_mainloop(struct config *conf, fd_set serv_fds, int max_fd)
 int main (int argc, char **argv)
 {
        /* master file descriptor list */
-       fd_set used_fds, serv_fds, read_fds;
+       fd_set serv_fds;
 
        /* working structs */
        struct addrinfo hints;
@@ -636,10 +655,7 @@ int main (int argc, char **argv)
        void *lib;
 #endif
 
-       /* clear the master and temp sets */
-       FD_ZERO(&used_fds);
        FD_ZERO(&serv_fds);
-       FD_ZERO(&read_fds);
 
        /* handle SIGPIPE, SIGINT, SIGTERM, SIGCHLD */
        sa.sa_flags = 0;
@@ -708,7 +724,7 @@ int main (int argc, char **argv)
 #endif
 
        while( (opt = getopt(argc, argv,
-               "fSDRC:K:E:I:p:s:h:c:l:L:d:r:m:x:i:t:T:")) > 0
+               "fSDRC:K:E:I:p:s:h:c:l:L:d:r:m:x:i:t:T:A:")) > 0
        ) {
                switch(opt)
                {
@@ -882,6 +898,11 @@ int main (int argc, char **argv)
                                conf.network_timeout = atoi(optarg);
                                break;
 
+                       /* tcp keep-alive */
+                       case 'A':
+                               conf.tcp_keepalive = atoi(optarg);
+                               break;
+
                        /* no fork */
                        case 'f':
                                nofork = 1;
@@ -1075,4 +1096,3 @@ int main (int argc, char **argv)
 
        return 0;
 }
-