Import sources from 2011-03-30 iso image

1 files changed, 111 insertions, 0 deletions

diff --git a/sys/src/cmd/mount.c b/sys/src/cmd/mount.c
new file mode 100755
index 000000000..48251fbab
--- /dev/null
+++ b/sys/src/cmd/mount.c
@@ -0,0 +1,111 @@
+#include <u.h>
+#include <libc.h>
+#include <auth.h>
+
+void	usage(void);
+void	catch(void*, char*);
+
+char *keyspec = "";
+
+int
+amount0(int fd, char *mntpt, int flags, char *aname, char *keyspec)
+{
+	int rv, afd;
+	AuthInfo *ai;
+
+	afd = fauth(fd, aname);
+	if(afd >= 0){
+		ai = auth_proxy(afd, amount_getkey, "proto=p9any role=client %s", keyspec);
+		if(ai != nil)
+			auth_freeAI(ai);
+		else
+			fprint(2, "%s: auth_proxy: %r\n", argv0);
+	}
+	rv = mount(fd, afd, mntpt, flags, aname);
+	if(afd >= 0)
+		close(afd);
+	return rv;
+}
+
+void
+main(int argc, char *argv[])
+{
+	char *spec;
+	ulong flag = 0;
+	int qflag = 0;
+	int noauth = 0;
+	int fd, rv;
+
+	ARGBEGIN{
+	case 'a':
+		flag |= MAFTER;
+		break;
+	case 'b':
+		flag |= MBEFORE;
+		break;
+	case 'c':
+		flag |= MCREATE;
+		break;
+	case 'C':
+		flag |= MCACHE;
+		break;
+	case 'k':
+		keyspec = EARGF(usage());
+		break;
+	case 'n':
+		noauth = 1;
+		break;
+	case 'q':
+		qflag = 1;
+		break;
+	default:
+		usage();
+	}ARGEND
+
+	spec = 0;
+	if(argc == 2)
+		spec = "";
+	else if(argc == 3)
+		spec = argv[2];
+	else
+		usage();
+
+	if((flag&MAFTER)&&(flag&MBEFORE))
+		usage();
+
+	fd = open(argv[0], ORDWR);
+	if(fd < 0){
+		if(qflag)
+			exits(0);
+		fprint(2, "%s: can't open %s: %r\n", argv0, argv[0]);
+		exits("open");
+	}
+
+	notify(catch);
+	if(noauth)
+		rv = mount(fd, -1, argv[1], flag, spec);
+	else
+		rv = amount0(fd, argv[1], flag, spec, keyspec);
+	if(rv < 0){
+		if(qflag)
+			exits(0);
+		fprint(2, "%s: mount %s: %r\n", argv0, argv[1]);
+		exits("mount");
+	}
+	exits(0);
+}
+
+void
+catch(void *x, char *m)
+{
+	USED(x);
+	fprint(2, "mount: %s\n", m);
+	exits(m);
+}
+
+void
+usage(void)
+{
+	fprint(2, "usage: mount [-a|-b] [-cnq] [-k keypattern] /srv/service dir [spec]\n");
+	exits("usage");
+}