Import sources from 2011-03-30 iso image

1 files changed, 59 insertions, 0 deletions

diff --git a/sys/src/cmd/auth/challenge.c b/sys/src/cmd/auth/challenge.c
new file mode 100755
index 000000000..c99027689
--- /dev/null
+++ b/sys/src/cmd/auth/challenge.c
@@ -0,0 +1,59 @@
+#include <u.h>
+#include <libc.h>
+#include <auth.h>
+
+void
+usage(void)
+{
+	fprint(2, "usage: auth/challenge 'params'\n");
+	exits("usage");
+}
+
+void
+main(int argc, char **argv)
+{
+	char buf[128], bufu[128];
+	int afd, n;
+	AuthInfo *ai;
+	AuthRpc *rpc;
+	Chalstate *c;
+
+	ARGBEGIN{
+	default:
+		usage();
+	}ARGEND
+
+	if(argc != 1)
+		usage();
+
+	if((afd = open("/mnt/factotum/rpc", ORDWR)) < 0)
+		sysfatal("open /mnt/factotum/rpc: %r");
+
+	rpc = auth_allocrpc(afd);
+	if(rpc == nil)
+		sysfatal("auth_allocrpc: %r");
+
+	if((c = auth_challenge("%s", argv[0])) == nil)
+		sysfatal("auth_challenge: %r");
+
+	print("challenge: %s\n", c->chal);
+	print("user:");
+	n = read(0, bufu, sizeof bufu);
+	if(n > 0){
+		bufu[n-1] = '\0';
+		c->user = bufu;
+	}
+
+	print("response: ");
+	n = read(0, buf, sizeof buf);
+	if(n < 0)
+		sysfatal("read: %r");
+	if(n == 0)
+		exits(nil);
+	c->nresp = n-1;
+	c->resp = buf;
+	if((ai = auth_response(c)) == nil)
+		sysfatal("auth_response: %r");
+
+	print("%s %s\n", ai->cuid, ai->suid);
+}