From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 19:20:00 +0200
Subject: Adding upstream version 2:4.20.0+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/heimdal/lib/krb5/misc.c | 111 ++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 third_party/heimdal/lib/krb5/misc.c

(limited to 'third_party/heimdal/lib/krb5/misc.c')

diff --git a/third_party/heimdal/lib/krb5/misc.c b/third_party/heimdal/lib/krb5/misc.c
new file mode 100644
index 0000000..baf165c
--- /dev/null
+++ b/third_party/heimdal/lib/krb5/misc.c
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 1997 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 "krb5_locl.h"
+#ifdef HAVE_EXECINFO_H
+#include <execinfo.h>
+#endif
+
+KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
+_krb5_s4u2self_to_checksumdata(krb5_context context,
+			       const PA_S4U2Self *self,
+			       krb5_data *data)
+{
+    krb5_error_code ret;
+    krb5_ssize_t ssize;
+    krb5_storage *sp;
+    size_t size;
+    size_t i;
+
+    sp = krb5_storage_emem();
+    if (sp == NULL)
+	return krb5_enomem(context);
+    krb5_storage_set_flags(sp, KRB5_STORAGE_BYTEORDER_LE);
+    ret = krb5_store_int32(sp, self->name.name_type);
+    if (ret) {
+	krb5_clear_error_message(context);
+	return ret;
+    }
+    for (i = 0; i < self->name.name_string.len; i++) {
+	size = strlen(self->name.name_string.val[i]);
+	ssize = krb5_storage_write(sp, self->name.name_string.val[i], size);
+	if (ssize != (krb5_ssize_t)size)
+	    return krb5_enomem(context);
+    }
+    size = strlen(self->realm);
+    ssize = krb5_storage_write(sp, self->realm, size);
+    if (ssize != (krb5_ssize_t)size)
+	return krb5_enomem(context);
+    size = strlen(self->auth);
+    ssize = krb5_storage_write(sp, self->auth, size);
+    if (ssize != (krb5_ssize_t)size)
+	return krb5_enomem(context);
+
+    ret = krb5_storage_to_data(sp, data);
+    krb5_storage_free(sp);
+    return ret;
+}
+
+KRB5_LIB_FUNCTION void KRB5_LIB_CALL
+_krb5_debug_backtrace(krb5_context context)
+{
+#if defined(HAVE_BACKTRACE) && defined(HAVE_BACKTRACE_SYMBOLS) && !defined(HEIMDAL_SMALLER)
+    void *stack[128];
+    char **strs = NULL;
+    int i, frames = backtrace(stack, sizeof(stack) / sizeof(stack[0]));
+    if (frames > 0)
+	strs = backtrace_symbols(stack, frames);
+    if (strs) {
+	for (i = 0; i < frames; i++)
+	    _krb5_debug(context, 10, "frame %d: %s", i, strs[i]);
+	free(strs);
+    }
+#endif
+}
+
+KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
+_krb5_einval(krb5_context context, const char *func, unsigned long argn)
+{
+#ifndef HEIMDAL_SMALLER
+    krb5_set_error_message(context, EINVAL,
+			   N_("programmer error: invalid argument to %s argument %lu",
+			      "function:line"),
+			   func, argn);
+    if (_krb5_have_debug(context, 10)) {
+	_krb5_debug(context, 10, "invalid argument to function %s argument %lu",
+		    func, argn);
+	_krb5_debug_backtrace(context);
+    }
+#endif
+    return EINVAL;
+}
-- 
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