From aa4d426b4d3527d7e166df1a05058c9a4a0f6683 Mon Sep 17 00:00:00 2001
From: Wojtek Kosior <wk@koszkonutek-tmp.pl.eu.org>
Date: Fri, 30 Apr 2021 00:33:56 +0200
Subject: initial/final commit

---
 openssl-1.1.0h/apps/nseq.c | 113 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 openssl-1.1.0h/apps/nseq.c

(limited to 'openssl-1.1.0h/apps/nseq.c')

diff --git a/openssl-1.1.0h/apps/nseq.c b/openssl-1.1.0h/apps/nseq.c
new file mode 100644
index 0000000..018d5eb
--- /dev/null
+++ b/openssl-1.1.0h/apps/nseq.c
@@ -0,0 +1,113 @@
+/*
+ * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include "apps.h"
+#include <openssl/pem.h>
+#include <openssl/err.h>
+
+typedef enum OPTION_choice {
+    OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+    OPT_TOSEQ, OPT_IN, OPT_OUT
+} OPTION_CHOICE;
+
+OPTIONS nseq_options[] = {
+    {"help", OPT_HELP, '-', "Display this summary"},
+    {"toseq", OPT_TOSEQ, '-', "Output NS Sequence file"},
+    {"in", OPT_IN, '<', "Input file"},
+    {"out", OPT_OUT, '>', "Output file"},
+    {NULL}
+};
+
+int nseq_main(int argc, char **argv)
+{
+    BIO *in = NULL, *out = NULL;
+    X509 *x509 = NULL;
+    NETSCAPE_CERT_SEQUENCE *seq = NULL;
+    OPTION_CHOICE o;
+    int toseq = 0, ret = 1, i;
+    char *infile = NULL, *outfile = NULL, *prog;
+
+    prog = opt_init(argc, argv, nseq_options);
+    while ((o = opt_next()) != OPT_EOF) {
+        switch (o) {
+        case OPT_EOF:
+        case OPT_ERR:
+ opthelp:
+            BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
+            goto end;
+        case OPT_HELP:
+            ret = 0;
+            opt_help(nseq_options);
+            goto end;
+        case OPT_TOSEQ:
+            toseq = 1;
+            break;
+        case OPT_IN:
+            infile = opt_arg();
+            break;
+        case OPT_OUT:
+            outfile = opt_arg();
+            break;
+        }
+    }
+    argc = opt_num_rest();
+    if (argc != 0)
+        goto opthelp;
+
+    in = bio_open_default(infile, 'r', FORMAT_PEM);
+    if (in == NULL)
+        goto end;
+    out = bio_open_default(outfile, 'w', FORMAT_PEM);
+    if (out == NULL)
+        goto end;
+
+    if (toseq) {
+        seq = NETSCAPE_CERT_SEQUENCE_new();
+        if (seq == NULL)
+            goto end;
+        seq->certs = sk_X509_new_null();
+        if (seq->certs == NULL)
+            goto end;
+        while ((x509 = PEM_read_bio_X509(in, NULL, NULL, NULL)))
+            sk_X509_push(seq->certs, x509);
+
+        if (!sk_X509_num(seq->certs)) {
+            BIO_printf(bio_err, "%s: Error reading certs file %s\n",
+                       prog, infile);
+            ERR_print_errors(bio_err);
+            goto end;
+        }
+        PEM_write_bio_NETSCAPE_CERT_SEQUENCE(out, seq);
+        ret = 0;
+        goto end;
+    }
+
+    seq = PEM_read_bio_NETSCAPE_CERT_SEQUENCE(in, NULL, NULL, NULL);
+    if (seq == NULL) {
+        BIO_printf(bio_err, "%s: Error reading sequence file %s\n",
+                   prog, infile);
+        ERR_print_errors(bio_err);
+        goto end;
+    }
+
+    for (i = 0; i < sk_X509_num(seq->certs); i++) {
+        x509 = sk_X509_value(seq->certs, i);
+        dump_cert_text(out, x509);
+        PEM_write_bio_X509(out, x509);
+    }
+    ret = 0;
+ end:
+    BIO_free(in);
+    BIO_free_all(out);
+    NETSCAPE_CERT_SEQUENCE_free(seq);
+
+    return (ret);
+}
-- 
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