BSD 4_3_Tahoe development

Work on file usr/src/usr.bin/uucp/UUAIDS/uucpsrv.c

Synthesized-from: CSRG/cd2/4.3tahoe

diff --git a/usr/src/usr.bin/uucp/UUAIDS/uucpsrv.c b/usr/src/usr.bin/uucp/UUAIDS/uucpsrv.c
new file mode 100644 (file)
index 0000000..26a2cf4
--- /dev/null
+++ b/usr/src/usr.bin/uucp/UUAIDS/uucpsrv.c
@@ -0,0 +1,41 @@
+/*
+ * UNET (3Com) TCP-IP server for uucico.
+ * uucico's UNET channel causes this server to be run at the remote end.
+ * An argument, if present, is the local port number.
+ * This server does a tcpopen(III) to establish the connection,
+ * renames file descriptors 0,1, and 2 to be the UNET connection,
+ * and then exec(II)s uucico.
+ */
+
+#include <stdio.h>
+#include <UNET/unetio.h>
+#include <UNET/tcp.h>
+
+/* Default port of uucico server */
+#define        DFLTPORT        33
+
+main(argc, argv)
+int argc;
+char **argv;
+{
+       register int lport, fd;
+       register FILE *fp;
+       extern int errno;
+
+       lport = DFLTPORT;
+       if (argc >= 2)
+               lport = atoi(argv[1]);
+       if (lport <= 0 || lport > 255)
+               lport = DFLTPORT;
+
+       fd = tcpopen((char *)0, 0, lport, TO_PASSIVE, "rw");
+       if (fd == -1) {
+               perror("uucico server: tcpopen");
+               exit(1);
+       }
+       close(0); close(1);
+       dup(fd); dup(fd);
+       execl("/usr/lib/uucp/uucico", "uucico", (char *)0);
+       perror("uucico server: execl");
+       exit(1);
+}