1 files changed, 128 insertions, 0 deletions
diff --git a/security/nss/cmd/derdump/derdump.c b/security/nss/cmd/derdump/derdump.c
new file mode 100644
index 0000000000..d687a8b7ad
--- /dev/null
+++ b/security/nss/cmd/derdump/derdump.c
@@ -0,0 +1,128 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "secutil.h"
+#include "nss.h"
+#include <errno.h>
+
+#if defined(XP_WIN) || (defined(__sun) && !defined(SVR4))
+#if !defined(WIN32)
+extern int fprintf(FILE *, char *, ...);
+#endif
+#endif
+#include "plgetopt.h"
+
+static void
+Usage(char *progName)
+{
+    fprintf(stderr,
+            "Usage: %s [-r] [-i input] [-o output]\n",
+            progName);
+    fprintf(stderr, "%-20s For formatted items, dump raw bytes as well\n",
+            "-r");
+    fprintf(stderr, "%-20s Define an input file to use (default is stdin)\n",
+            "-i input");
+    fprintf(stderr, "%-20s Define an output file to use (default is stdout)\n",
+            "-o output");
+    exit(-1);
+}
+
+int
+main(int argc, char **argv)
+{
+    char *progName;
+    FILE *outFile;
+    PRFileDesc *inFile;
+    SECItem der = { siBuffer, NULL, 0 };
+    SECStatus rv;
+    PRInt16 xp_error;
+    PRBool raw = PR_FALSE;
+    PLOptState *optstate;
+    PLOptStatus status;
+    int retval = -1;
+
+    progName = strrchr(argv[0], '/');
+    progName = progName ? progName + 1 : argv[0];
+
+    /* Parse command line arguments */
+    inFile = 0;
+    outFile = 0;
+    optstate = PL_CreateOptState(argc, argv, "i:o:r");
+    while ((status = PL_GetNextOpt(optstate)) == PL_OPT_OK) {
+        switch (optstate->option) {
+            case 'i':
+                inFile = PR_Open(optstate->value, PR_RDONLY, 0);
+                if (!inFile) {
+                    fprintf(stderr, "%s: unable to open \"%s\" for reading\n",
+                            progName, optstate->value);
+                    goto cleanup;
+                }
+                break;
+
+            case 'o':
+                outFile = fopen(optstate->value, "w");
+                if (!outFile) {
+                    fprintf(stderr, "%s: unable to open \"%s\" for writing\n",
+                            progName, optstate->value);
+                    goto cleanup;
+                }
+                break;
+
+            case 'r':
+                raw = PR_TRUE;
+                break;
+
+            default:
+                Usage(progName);
+                break;
+        }
+    }
+    if (status == PL_OPT_BAD)
+        Usage(progName);
+
+    if (!inFile)
+        inFile = PR_STDIN;
+    if (!outFile)
+        outFile = stdout;
+
+    rv = NSS_NoDB_Init(NULL);
+    if (rv != SECSuccess) {
+        SECU_PrintPRandOSError(progName);
+        goto cleanup;
+    }
+
+    rv = SECU_ReadDERFromFile(&der, inFile, PR_FALSE, PR_FALSE);
+    if (rv == SECSuccess) {
+        rv = DER_PrettyPrint(outFile, &der, raw);
+        if (rv == SECSuccess) {
+            retval = 0;
+            goto cleanup;
+        }
+    }
+
+    xp_error = PORT_GetError();
+    if (xp_error) {
+        SECU_PrintError(progName, "error %d", xp_error);
+    }
+    if (errno) {
+        SECU_PrintSystemError(progName, "errno=%d", errno);
+    }
+    retval = 1;
+
+cleanup:
+    retval |= NSS_Shutdown();
+    if (inFile) {
+        PR_Close(inFile);
+    }
+    if (outFile) {
+        fflush(outFile);
+        fclose(outFile);
+    }
+    PL_DestroyOptState(optstate);
+    if (der.data) {
+        PORT_Free(der.data);
+    }
+
+    return retval;
+}