Moving NSCP Directory Server from DirectoryBranch to TRUNK, initial drop. (foxworth)ldapserver7x

1 files changed, 186 insertions, 0 deletions

diff --git a/ldap/servers/slapd/errormap.c b/ldap/servers/slapd/errormap.c
new file mode 100644
index 00000000..8e7f2151
--- /dev/null
+++ b/ldap/servers/slapd/errormap.c
@@ -0,0 +1,186 @@
+/** BEGIN COPYRIGHT BLOCK
+ * Copyright 2001 Sun Microsystems, Inc.
+ * Portions copyright 1999, 2001-2003 Netscape Communications Corporation.
+ * All rights reserved.
+ * END COPYRIGHT BLOCK **/
+/*
+ * errormap.c - map NSPR and OS errors to strings
+ *
+ */
+
+#include "slap.h"
+
+#ifndef SYSERRLIST_IN_STDIO
+extern int	sys_nerr;
+extern char	*sys_errlist[];
+#endif
+
+/*
+ * function protoypes
+ */
+static const char *SECU_Strerror(PRErrorCode errNum);
+
+
+/*
+ * return the string equivalent of an NSPR error
+ */
+char *
+slapd_pr_strerror( const int prerrno )
+{
+    char	*s;
+
+    if (( s = (char *)SECU_Strerror( (PRErrorCode)prerrno )) == NULL ) {
+	s = "unknown";
+    }
+
+    return( s );
+}
+
+
+/*
+ * return the string equivalent of a system error
+ */
+const char *
+slapd_system_strerror( const int syserrno )
+{
+    const char	*s;
+	/* replaced
+    if ( syserrno > -1 && syserrno < sys_nerr ) {
+	s = sys_errlist[ syserrno ];
+    } else {
+	s = "unknown";
+    }
+	with s= strerror(syserrno)*/
+    s=strerror(syserrno);
+    return( s );
+}
+
+
+/*
+ * return the string equivalent of an NSPR error.  If "prerrno" is not
+ * an NSPR error, assume it is a system error.  Please use slapd_pr_strerror()
+ * or slapd_system_strerror() if you can since the concept behind this
+ * function is a bit of a kludge -- one should *really* know what kind of
+ * error code they have.
+ */
+const char *
+slapd_versatile_strerror( const PRErrorCode prerrno )
+{
+    const char	*s;
+
+    if (( s = (const char *)SECU_Strerror( prerrno )) == NULL ) {
+	s = slapd_system_strerror( (const int)prerrno );
+    }
+
+    return( s );
+}
+
+
+/*
+ ****************************************************************************
+ * The code below this point was provided by Nelson Bolyard <nelsonb> of the
+ *	Netscape Certificate Server team on 27-March-1998.
+ *	Taken from the file ns/security/cmd/lib/secerror.c on NSS_1_BRANCH.
+ *	Last updated from there: 24-July-1998 by Mark Smith <mcs>
+ *
+ * All of the Directory Server specific changes are enclosed inside
+ *	#ifdef NS_DS.
+ ****************************************************************************
+ */
+#include "nspr.h"
+
+struct tuple_str {
+    PRErrorCode	 errNum;
+    const char * errString;
+};
+
+typedef struct tuple_str tuple_str;
+
+#define ER2(a,b)   {a, b},
+#define ER3(a,b,c) {a, c},
+
+#include "secerr.h"
+#include "sslerr.h"
+
+static const tuple_str errStrings[] = {
+
+/* keep this list in ascending order of error numbers */
+#ifdef NS_DS
+#include "dberrstrs.h"
+#include "sslerrstrs.h"
+#include "secerrstrs.h"
+#include "prerrstrs.h"
+#include "disconnect_error_strings.h"
+#else /* NS_DS */
+#include "SSLerrs.h"
+#include "SECerrs.h"
+#include "NSPRerrs.h"
+#endif /* NS_DS */
+
+};
+
+static const PRInt32 numStrings = sizeof(errStrings) / sizeof(tuple_str);
+
+/* Returns a UTF-8 encoded constant error string for "errNum".
+ * Returns NULL of errNum is unknown.
+ */
+#ifdef NS_DS
+static
+#endif /* NS_DS */
+const char *
+SECU_Strerror(PRErrorCode errNum) {
+    PRInt32 low  = 0;
+    PRInt32 high = numStrings - 1;
+    PRInt32 i;
+    PRErrorCode num;
+    static int initDone;
+
+    /* make sure table is in ascending order.
+     * binary search depends on it.
+     */
+    if (!initDone) {
+	PRErrorCode lastNum = errStrings[low].errNum;
+    	for (i = low + 1; i <= high; ++i) {
+	    num = errStrings[i].errNum;
+	    if (num <= lastNum) {
+#ifdef NS_DS
+		LDAPDebug( LDAP_DEBUG_ANY,
+			"sequence error in error strings at item %d\n"
+			"error %d (%s)\n",
+			i, lastNum, errStrings[i-1].errString );
+		LDAPDebug( LDAP_DEBUG_ANY,
+			"should come after \n"
+			"error %d (%s)\n",
+			num, errStrings[i].errString, 0 );
+#else /* NS_DS */
+	    	fprintf(stderr, 
+"sequence error in error strings at item %d\n"
+"error %d (%s)\n"
+"should come after \n"
+"error %d (%s)\n",
+		        i, lastNum, errStrings[i-1].errString, 
+			num, errStrings[i].errString);
+#endif /* NS_DS */
+	    }
+	    lastNum = num;
+	}
+	initDone = 1;
+    }
+
+    /* Do binary search of table. */
+    while (low + 1 < high) {
+    	i = (low + high) / 2;
+	num = errStrings[i].errNum;
+	if (errNum == num) 
+	    return errStrings[i].errString;
+        if (errNum < num)
+	    high = i;
+	else 
+	    low = i;
+    }
+    if (errNum == errStrings[low].errNum)
+    	return errStrings[low].errString;
+    if (errNum == errStrings[high].errNum)
+    	return errStrings[high].errString;
+    return NULL;
+}