Initial import of KTH eBones. This has been cleaned up to only include

the "core" Kerberos functionality. The rest of the userland will get their
own changes later.

1 files changed, 240 insertions, 0 deletions

diff --git a/crypto/kerberosIV/lib/krb/logging.c b/crypto/kerberosIV/lib/krb/logging.c
new file mode 100644
index 0000000..15e5bde
--- /dev/null
+++ b/crypto/kerberosIV/lib/krb/logging.c
@@ -0,0 +1,240 @@
+/*
+ * Copyright (c) 1995, 1996, 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by the Kungliga Tekniska
+ *      Högskolan and its contributors.
+ * 
+ * 4. 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 "krb_locl.h"
+#include <klog.h>
+
+RCSID("$Id: logging.c,v 1.14 1997/05/11 09:01:40 assar Exp $");
+
+struct krb_log_facility {
+    char filename[MaxPathLen]; 
+    FILE *file; 
+    krb_log_func_t func;
+};
+
+int
+krb_vlogger(struct krb_log_facility *f, const char *format, va_list args)
+{
+    FILE *file = NULL;
+    int ret;
+
+    if (f->file != NULL)
+	file = f->file;
+    else if (f->filename && f->filename[0])
+	file = fopen(f->filename, "a");
+
+    ret = f->func(file, format, args);
+
+    if (file != f->file)
+	fclose(file);
+    return ret;
+}
+
+int
+krb_logger(struct krb_log_facility *f, const char *format, ...)
+{
+    va_list args;
+    int ret;
+    va_start(args, format);
+    ret = krb_vlogger(f, format, args);
+    va_end(args);
+    return ret;
+}
+
+/*
+ * If FILE * is given log to it, otherwise, log to filename. When
+ * given a file name the file is opened and closed for each log
+ * record.
+ */
+int
+krb_openlog(struct krb_log_facility *f,
+	    char *filename,
+	    FILE *file,
+	    krb_log_func_t func)
+{
+    strcpy(f->filename, filename);
+    f->file = file;
+    f->func = func;
+    return KSUCCESS;
+}
+
+/* ------------------------------------------------------------
+   Compatibility functions from warning.c
+   ------------------------------------------------------------ */
+
+static int
+log_tty(FILE *f, const char *format,  va_list args)
+{
+    if (f != NULL && isatty(fileno(f)))
+	vfprintf(f, format, args);
+    return KSUCCESS;
+}
+
+/* stderr */
+static struct krb_log_facility std_log = { "/dev/tty", NULL, log_tty };
+
+static void
+init_std_log ()
+{
+  static int done = 0;
+
+  if (!done) {
+    std_log.file = stderr;
+    done = 1;
+  }
+}
+
+/*
+ *
+ */
+void
+krb_set_warnfn (krb_warnfn_t newfunc)
+{
+    init_std_log ();
+    std_log.func =  newfunc;
+}
+
+/*
+ *
+ */
+krb_warnfn_t
+krb_get_warnfn (void)
+{
+    init_std_log ();
+    return std_log.func;
+}
+
+/*
+ * Log warnings to stderr if it's a tty.
+ */
+void
+krb_warning (const char *format, ...)
+{
+    va_list args;
+    
+    init_std_log ();
+    va_start(args, format);
+    krb_vlogger(&std_log, format, args);
+    va_end(args);
+}
+
+/* ------------------------------------------------------------
+   Compatibility functions from klog.c and log.c
+   ------------------------------------------------------------ */
+
+/*
+ * Used by kerberos and kadmind daemons and in libkrb (rd_req.c).
+ *
+ * By default they log to the kerberos server log-file (KRBLOG) to be
+ * backwards compatible.
+ */
+
+static int
+log_with_timestamp_and_nl(FILE *file, const char *format, va_list args)
+{
+    time_t now;
+    if(file == NULL)
+	return KFAILURE;
+    time(&now);
+    fputs(krb_stime(&now), file);
+    fputs(": ", file);
+    vfprintf(file, format, args);
+    fputs("\n", file);
+    fflush(file);
+    return KSUCCESS;
+}
+
+static struct krb_log_facility
+file_log = { KRBLOG, NULL, log_with_timestamp_and_nl };
+
+/*
+ * kset_logfile() changes the name of the file to which
+ * messages are logged.  If kset_logfile() is not called,
+ * the logfile defaults to KRBLOG, defined in "krb.h".
+ */
+
+void
+kset_logfile(char *filename)
+{
+    krb_openlog(&file_log, filename, NULL, log_with_timestamp_and_nl);
+}
+
+/*
+ * krb_log() and klog() is used to add entries to the logfile.
+ *
+ * The log entry consists of a timestamp and the given arguments
+ * printed according to the given "format" string.
+ *
+ * The log file is opened and closed for each log entry.
+ *
+ * If the given log type "type" is unknown, or if the log file
+ * cannot be opened, no entry is made to the log file.
+ *
+ * CHANGE: the type is always ignored
+ *
+ * The return value of klog() is always a pointer to the formatted log
+ * text string "logtxt".
+ */
+
+/* Used in kerberos.c only. */
+char *
+klog(int type, const char *format, ...)
+{
+    static char logtxt[1024];
+
+    va_list ap;
+
+    va_start(ap, format);
+    vsnprintf(logtxt, sizeof(logtxt), format, ap);
+    va_end(ap);
+    
+    krb_logger(&file_log, "%s", logtxt);
+    
+    return logtxt;
+}
+
+/* Used in kadmind and rd_req.c */
+void
+krb_log(const char *format, ...)
+{
+    va_list args;
+
+    va_start(args, format);
+    krb_vlogger(&file_log, format, args);
+    va_end(args);
+}