r20640: Commit part 2/2

Update Heimdal to match current lorikeet-heimdal.  This includes
integrated PAC hooks, so Samba doesn't have to handle this any more.

This also brings in the PKINIT code, hence so many new files.

Andrew Bartlett
(This used to be commit 351f7040f7bb73b9a60b22b564686f7c2f98a729)

1 files changed, 242 insertions, 0 deletions

diff --git a/source4/heimdal/lib/hx509/lock.c b/source4/heimdal/lib/hx509/lock.c
new file mode 100644
index 0000000000..95fc0aa26d
--- /dev/null
+++ b/source4/heimdal/lib/hx509/lock.c
@@ -0,0 +1,242 @@
+/*
+ * Copyright (c) 2005 - 2006 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden). 
+ * All rights reserved. 
+ *
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions 
+ * are met: 
+ *
+ * 1. Redistributions of source code must retain the above copyright 
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright 
+ *    notice, this list of conditions and the following disclaimer in the 
+ *    documentation and/or other materials provided with the distribution. 
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors 
+ *    may be used to endorse or promote products derived from this software 
+ *    without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
+ * SUCH DAMAGE. 
+ */
+
+#include "hx_locl.h"
+RCSID("$Id: lock.c,v 1.13 2006/10/14 09:41:05 lha Exp $");
+
+struct hx509_lock_data {
+    struct _hx509_password password;
+    hx509_certs certs;
+    hx509_prompter_fct prompt;
+    void *prompt_data;
+};
+
+static struct hx509_lock_data empty_lock_data = {
+    { 0, NULL }
+};
+
+hx509_lock _hx509_empty_lock = &empty_lock_data;
+
+/*
+ *
+ */
+
+int
+hx509_lock_init(hx509_context context, hx509_lock *lock)
+{
+    hx509_lock l;
+    int ret;
+
+    *lock = NULL;
+
+    l = calloc(1, sizeof(*l));
+    if (l == NULL)
+	return ENOMEM;
+
+    ret = hx509_certs_init(context, 
+			   "MEMORY:locks-internal", 
+			   0,
+			   NULL,
+			   &l->certs);
+    if (ret) {
+	free(l);
+	return ret;
+    }
+
+    *lock = l;
+
+    return 0;
+}
+
+int
+hx509_lock_add_password(hx509_lock lock, const char *password)
+{
+    void *d;
+    char *s;
+
+    s = strdup(password);
+    if (s == NULL)
+	return ENOMEM;
+
+    d = realloc(lock->password.val,
+		(lock->password.len + 1) * sizeof(lock->password.val[0]));
+    if (d == NULL) {
+	free(s);
+	return ENOMEM;
+    }
+    lock->password.val = d;
+    lock->password.val[lock->password.len] = s;
+    lock->password.len++;
+
+    return 0;
+}
+
+const struct _hx509_password *
+_hx509_lock_get_passwords(hx509_lock lock)
+{
+    return &lock->password;
+}
+
+hx509_certs
+_hx509_lock_unlock_certs(hx509_lock lock)
+{
+    return lock->certs;
+}
+
+void
+hx509_lock_reset_passwords(hx509_lock lock)
+{
+    int i;
+    for (i = 0; i < lock->password.len; i++)
+	free(lock->password.val[i]);
+    free(lock->password.val);
+    lock->password.val = NULL;
+    lock->password.len = 0;
+}
+
+int
+hx509_lock_add_cert(hx509_context context, hx509_lock lock, hx509_cert cert)
+{
+    return hx509_certs_add(context, lock->certs, cert);
+}
+
+int
+hx509_lock_add_certs(hx509_context context, hx509_lock lock, hx509_certs certs)
+{
+    return hx509_certs_merge(context, lock->certs, certs);
+}
+
+void
+hx509_lock_reset_certs(hx509_context context, hx509_lock lock)
+{
+    hx509_certs certs = lock->certs;
+    int ret;
+    
+    ret = hx509_certs_init(context, 
+			   "MEMORY:locks-internal",
+			   0,
+			   NULL,
+			   &lock->certs);
+    if (ret == 0)
+	hx509_certs_free(&certs);
+    else
+	lock->certs = certs;
+}
+
+int
+_hx509_lock_find_cert(hx509_lock lock, const hx509_query *q, hx509_cert *c)
+{
+    *c = NULL;
+    return 0;
+}
+
+int
+hx509_lock_set_prompter(hx509_lock lock, hx509_prompter_fct prompt, void *data)
+{
+    lock->prompt = prompt;
+    lock->prompt_data = data;
+    return 0;
+}
+
+void
+hx509_lock_reset_promper(hx509_lock lock)
+{
+    lock->prompt = NULL;
+    lock->prompt_data = NULL;
+}
+
+static int 
+default_prompter(void *data, const hx509_prompt *prompter)
+{
+    if (hx509_prompt_hidden(prompter->type)) {
+	if(UI_UTIL_read_pw_string(prompter->reply.data,
+				  prompter->reply.length,
+				  prompter->prompt,
+				  0))
+	    return 1;
+    } else {
+	char *s = prompter->reply.data;
+
+	fputs (prompter->prompt, stdout);
+	fflush (stdout);
+	if(fgets(prompter->reply.data,
+		 prompter->reply.length,
+		 stdin) == NULL)
+	    return 1;
+	s[strcspn(s, "\n")] = '\0';
+    }
+    return 0;
+}
+
+int
+hx509_lock_prompt(hx509_lock lock, hx509_prompt *prompt)
+{
+    if (lock->prompt == NULL)
+	return HX509_CRYPTO_NO_PROMPTER;
+    return (*lock->prompt)(lock->prompt_data, prompt);
+}
+
+void
+hx509_lock_free(hx509_lock lock)
+{
+    hx509_certs_free(&lock->certs);
+    hx509_lock_reset_passwords(lock);
+    memset(lock, 0, sizeof(*lock));
+    free(lock);
+}
+
+int
+hx509_prompt_hidden(hx509_prompt_type type)
+{
+    /* default to hidden if unknown */
+
+    switch (type) {
+    case HX509_PROMPT_TYPE_QUESTION:
+    case HX509_PROMPT_TYPE_INFO:
+	return 0;
+    default:
+	return 1;
+    }
+}
+
+int
+hx509_lock_command_string(hx509_lock lock, const char *string)
+{
+    if (strncasecmp(string, "PASS:", 5) == 0) {
+	hx509_lock_add_password(lock, string + 5);
+    } else if (strcasecmp(string, "PROMPT") == 0) {
+	hx509_lock_set_prompter(lock, default_prompter, NULL);
+    } else
+	return HX509_UNKNOWN_LOCK_COMMAND;
+    return 0;
+}