new files

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2206 ec53bebd-3082-4978-b11e-865c3cabbd6b
1997-07-12 20:48:42 +00:00
parent 836a1e611c
commit 078f41773b
2 changed files with 370 additions and 0 deletions
--- a/appl/test/gssapi_client.c
+++ b/appl/test/gssapi_client.c
@@ -0,0 +1,191 @@
+#include "test_locl.h"
+#include <gssapi.h>
+RCSID("$Id$");
+
+static void
+usage (void)
+{
+    errx (1, "Usage: %s [-p port] [-s service] host", __progname);
+}
+
+static int
+proto (int sock, const char *hostname, const char *service)
+{
+    struct sockaddr_in remote, local;
+    int addrlen;
+
+    int context_established = 0;
+    gss_ctx_id_t context_hdl = GSS_C_NO_CONTEXT;
+    gss_buffer_t input_token, output_token;
+    gss_buffer_desc real_input_token, real_output_token;
+    OM_uint32 maj_stat, min_stat;
+    u_int32_t len, net_len;
+
+    krb5_context context;
+    krb5_principal server;
+    krb5_error_code status;
+
+    status = krb5_init_context(&context);
+    if (status)
+	errx (1, "krb5_init_context: %s",
+	      krb5_get_err_text(context, status));
+
+    status = krb5_sname_to_principal (context,
+				      hostname,
+				      service,
+				      KRB5_NT_SRV_INST,
+				      &server);
+    if (status)
+	errx (1, "krb5_sname_to_principal: %s",
+	      krb5_get_err_text(context, status));
+
+    addrlen = sizeof(local);
+    if (getsockname (sock, (struct sockaddr *)&local, &addrlen) < 0
+	|| addrlen != sizeof(local))
+	err (1, "getsockname(%s)", hostname);
+
+    addrlen = sizeof(remote);
+    if (getpeername (sock, (struct sockaddr *)&remote, &addrlen) < 0
+	|| addrlen != sizeof(remote))
+	err (1, "getpeername(%s)", hostname);
+
+    input_token = &real_input_token;
+    output_token = &real_output_token;
+
+    input_token->length = 0;
+    output_token->length = 0;
+
+    while(!context_established) {
+	maj_stat =
+	    gss_init_sec_context(&min_stat,
+				 GSS_C_NO_CREDENTIAL,
+				 &context_hdl,
+				 server,
+				 GSS_C_NO_OID,
+				 GSS_C_MUTUAL_FLAG | GSS_C_SEQUENCE_FLAG,
+				 0,
+				 GSS_C_NO_CHANNEL_BINDINGS,
+				 input_token,
+				 NULL,
+				 output_token,
+				 NULL,
+				 NULL);
+	if (GSS_ERROR(maj_stat))
+	    abort ();
+	if (output_token->length != 0) {
+	    len = output_token->length;
+
+	    net_len = htonl(len);
+
+	    if (write (sock, &net_len, 4) != 4)
+		err (1, "write");
+	    if (write (sock, output_token->value, len) != len)
+		err (1, "write");
+
+	    gss_release_buffer (&min_stat,
+				output_token);
+	}
+	if (GSS_ERROR(maj_stat)) {
+	    if (context_hdl != GSS_C_NO_CONTEXT)
+		gss_delete_sec_context (&min_stat,
+					&context_hdl,
+					GSS_C_NO_BUFFER);
+	    break;
+	}
+	if (maj_stat & GSS_S_CONTINUE_NEEDED) {
+	    if (read(sock, &net_len, 4) != 4)
+		err (1, "read");
+	    len = ntohl(net_len);
+	    input_token->length = len;
+	    input_token->value  = malloc(len);
+	    if (read (sock, input_token->value, len) != len)
+		err (1, "read");
+	} else {
+	    context_established = 1;
+	}
+
+    }
+    return 0;
+}
+
+static int
+doit (const char *hostname, int port, const char *service)
+{
+    struct in_addr **h;
+    struct hostent *hostent;
+
+    hostent = gethostbyname (hostname);
+    if (hostent == NULL)
+	errx (1, "gethostbyname '%s' failed: %s",
+	      hostname,
+	      hstrerror(h_errno));
+
+    for (h = (struct in_addr **)hostent->h_addr_list;
+	*h != NULL;
+	 ++h) {
+	struct sockaddr_in addr;
+	int s;
+
+	memset (&addr, 0, sizeof(addr));
+	addr.sin_family = AF_INET;
+	addr.sin_port   = port;
+	addr.sin_addr   = **h;
+
+	s = socket (AF_INET, SOCK_STREAM, 0);
+	if (s < 0)
+	    err (1, "socket");
+	if (connect (s, (struct sockaddr *)&addr, sizeof(addr)) < 0) {
+	    warn ("connect(%s)", hostname);
+	    close (s);
+	    continue;
+	}
+	return proto (s, hostname, service);
+    }
+    return 1;
+}
+
+int
+main(int argc, char **argv)
+{
+    int c;
+    int port = 0;
+    char *service = SERVICE;
+
+    set_progname (argv[0]);
+
+    while ((c = getopt (argc, argv, "p:s:")) != EOF) {
+	switch (c) {
+	case 'p': {
+	    struct servent *s = getservbyname (optarg, "tcp");
+
+	    if (s)
+		port = s->s_port;
+	    else {
+		char *ptr;
+
+		port = strtol (optarg, &ptr, 10);
+		if (port == 0 && ptr == optarg)
+		    errx (1, "Bad port `%s'", optarg);
+		port = htons(port);
+	    }
+	    break;
+	}
+	case 's':
+	    service = optarg;
+	    break;
+	default:
+	    usage ();
+	    break;
+	}
+    }
+    argc -= optind;
+    argv += optind;
+
+    if (argc != 1)
+	usage ();
+
+    if (port == 0)
+	port = krb5_getportbyname (PORT, "tcp", htons(4711));
+
+    return doit (*argv, port, service);
+}