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Diffstat (limited to 'SoftHSMv2/src/bin/keyconv/softhsm2-keyconv.cpp')
-rw-r--r--SoftHSMv2/src/bin/keyconv/softhsm2-keyconv.cpp351
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diff --git a/SoftHSMv2/src/bin/keyconv/softhsm2-keyconv.cpp b/SoftHSMv2/src/bin/keyconv/softhsm2-keyconv.cpp
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+/*
+ * Copyright (c) 2010 .SE (The Internet Infrastructure Foundation)
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+/************************************************************
+*
+* softhsm2-keyconv
+*
+* This program is for converting from BIND .private-key
+* format to PKCS#8 key file format. So that keys can be
+* imported from BIND to SoftHSM.
+*
+* Some of the design/code is from keyconv.c written by
+* Hakan Olsson and Jakob Schlyter in 2000 and 2001.
+*
+************************************************************/
+
+#include <config.h>
+#include "softhsm2-keyconv.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <getopt.h>
+#include <string.h>
+#ifndef _WIN32
+#include <unistd.h>
+#else
+#include <io.h>
+#define S_IRUSR 0400
+#define S_IWUSR 0200
+#define open _open
+#define close _close
+#endif
+#include <iostream>
+#include <fstream>
+#include <stdint.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+void usage()
+{
+ printf("Converting from BIND .private-key format to PKCS#8 key file format.\n");
+ printf("Usage: softhsm2-keyconv [OPTIONS]\n");
+ printf("Options:\n");
+ printf(" -h Shows this help screen.\n");
+ printf(" --help Shows this help screen.\n");
+ printf(" --in <path> The path to the input file.\n");
+ printf(" --out <path> The path to the output file.\n");
+ printf(" --pin <PIN> To encrypt PKCS#8 file. Optional.\n");
+ printf(" -v Show version info.\n");
+ printf(" --version Show version info.\n");
+}
+
+// Give a number to each option
+enum {
+ OPT_HELP = 0x100,
+ OPT_IN,
+ OPT_OUT,
+ OPT_PIN,
+ OPT_VERSION
+};
+
+// Define the options
+static const struct option long_options[] = {
+ { "help", 0, NULL, OPT_HELP },
+ { "in", 1, NULL, OPT_IN },
+ { "out", 1, NULL, OPT_OUT },
+ { "pin", 1, NULL, OPT_PIN },
+ { "version", 0, NULL, OPT_VERSION },
+ { NULL, 0, NULL, 0 }
+};
+
+int main(int argc, char* argv[])
+{
+ int option_index = 0;
+ int opt, result;
+
+ char* in_path = NULL;
+ char* out_path = NULL;
+ char* file_pin = NULL;
+
+ if (argc == 1)
+ {
+ usage();
+ exit(0);
+ }
+
+ while ((opt = getopt_long(argc, argv, "hv", long_options, &option_index)) != -1)
+ {
+ switch (opt)
+ {
+ case OPT_IN:
+ in_path = optarg;
+ break;
+ case OPT_OUT:
+ out_path = optarg;
+ break;
+ case OPT_PIN:
+ file_pin = optarg;
+ break;
+ case OPT_VERSION:
+ case 'v':
+ printf("%s\n", PACKAGE_VERSION);
+ exit(0);
+ break;
+ case OPT_HELP:
+ case 'h':
+ default:
+ usage();
+ exit(0);
+ break;
+ }
+ }
+
+ // We should convert to PKCS#8
+ result = to_pkcs8(in_path, out_path, file_pin);
+
+ return result;
+}
+
+// Convert from BIND to PKCS#8
+int to_pkcs8(char* in_path, char* out_path, char* file_pin)
+{
+ FILE* file_pointer = NULL;
+ char line[MAX_LINE], data[MAX_LINE];
+ char* value_pointer = NULL;
+ int lineno = 0, m, n, error = 0, found, algorithm = DNS_KEYALG_ERROR, data_length;
+ uint32_t bitfield = 0;
+ key_material_t pkey[TAG_MAX];
+
+ if (in_path == NULL)
+ {
+ fprintf(stderr, "ERROR: A path to the input file must be supplied. Use --in <path>\n");
+ return 1;
+ }
+
+ if (out_path == NULL)
+ {
+ fprintf(stderr, "ERROR: A path to the output file must be supplied. Use --out <path>\n");
+ return 1;
+ }
+
+ file_pointer = fopen(in_path, "r");
+ if (file_pointer == NULL)
+ {
+ fprintf(stderr, "ERROR: Could not open input file %.100s for reading.\n", in_path);
+ return 1;
+ }
+
+ // Loop over all of the lines
+ while (fgets(line, MAX_LINE, file_pointer) != NULL)
+ {
+ lineno++;
+
+ // Find the current text field in the BIND file.
+ for (m = 0, found = -1; found == -1 && file_tags[m]; m++)
+ {
+ if (strncasecmp(line, file_tags[m], strlen(file_tags[m])) == 0)
+ {
+ found = m;
+ }
+ }
+
+ // The text files is not recognized.
+ if (found == -1)
+ {
+ fprintf(stderr, "ERROR: Unrecognized input line %i\n", lineno);
+ fprintf(stderr, "ERROR: --> %s", line);
+ continue;
+ }
+
+ // Point to the data for this text field.
+ value_pointer = line + strlen(file_tags[found]) + 1;
+
+ // Continue if we are at the end of the string
+ if (*value_pointer == 0)
+ {
+ continue;
+ }
+
+ // Check that we do not get duplicates.
+ if (bitfield & (1 << found))
+ {
+ fprintf(stderr, "ERROR: Duplicate \"%s\" field, line %i - ignored\n",
+ file_tags[found], lineno);
+ continue;
+ }
+ bitfield |= (1 << found);
+
+ // Handle the data for this text field.
+ switch (found)
+ {
+ case TAG_VERSION:
+ if (sscanf(value_pointer, "v%i.%i", &m, &n) != 2)
+ {
+ fprintf(stderr, "ERROR: Invalid/unknown version string "
+ "(%.100s).\n", value_pointer);
+ error = 1;
+ break;
+ }
+ if (m > FILE_MAJOR_VERSION || (m == FILE_MAJOR_VERSION && n > FILE_MINOR_VERSION))
+ {
+ fprintf(stderr, "ERROR: Cannot parse this version of file format, "
+ "v%i.%i.\n", m, n);
+ error = 1;
+ }
+ break;
+ case TAG_ALGORITHM:
+ algorithm = strtol(value_pointer, NULL, 10);
+ break;
+ // RSA
+ case TAG_MODULUS:
+ case TAG_PUBEXP:
+ case TAG_PRIVEXP:
+ case TAG_PRIME1:
+ case TAG_PRIME2:
+ case TAG_EXP1:
+ case TAG_EXP2:
+ case TAG_COEFF:
+ // DSA
+ case TAG_PRIME:
+ case TAG_SUBPRIME:
+ case TAG_BASE:
+ case TAG_PRIVVAL:
+ case TAG_PUBVAL:
+ data_length = b64_pton(value_pointer, (unsigned char*)data, MAX_LINE);
+ if (data_length == -1)
+ {
+ error = 1;
+ fprintf(stderr, "ERROR: Could not parse the base64 string on line %i.\n", lineno);
+ }
+ else
+ {
+ pkey[found].big = malloc(data_length);
+ if (!pkey[found].big)
+ {
+ fprintf(stderr, "ERROR: Could not allocate memory.\n");
+ error = 1;
+ break;
+ }
+ memcpy(pkey[found].big, data, data_length);
+ pkey[found].size = data_length;
+ }
+ break;
+ // Do not need these
+ case TAG_CREATED:
+ case TAG_PUBLISH:
+ case TAG_ACTIVATE:
+ default:
+ break;
+ }
+ }
+
+ fclose(file_pointer);
+
+ // Something went wrong. Clean up and quit.
+ if (error)
+ {
+ free_key_material(pkey);
+ return error;
+ }
+
+ // Create and set file permissions if the file does not exist.
+ int fd = open(out_path, O_CREAT, S_IRUSR | S_IWUSR);
+ if (fd == -1)
+ {
+ fprintf(stderr, "ERROR: Could not open the output file: %s (errno %i)\n",
+ out_path, errno);
+ free_key_material(pkey);
+ return 1;
+ }
+ ::close(fd);
+
+ crypto_init();
+
+ // Save the the key to the disk
+ switch (algorithm)
+ {
+ case DNS_KEYALG_ERROR:
+ fprintf(stderr, "ERROR: The algorithm %i was not given in the file.\n",
+ algorithm);
+ error = 1;
+ break;
+ case DNS_KEYALG_RSAMD5:
+ case DNS_KEYALG_RSASHA1:
+ case DNS_KEYALG_RSASHA1_NSEC3_SHA1:
+ case DNS_KEYALG_RSASHA256:
+ case DNS_KEYALG_RSASHA512:
+ error = save_rsa_pkcs8(out_path, file_pin, pkey);
+ break;
+ case DNS_KEYALG_DSA:
+ case DNS_KEYALG_DSA_NSEC3_SHA1:
+ error = save_dsa_pkcs8(out_path, file_pin, pkey);
+ break;
+ case DNS_KEYALG_ECC:
+ case DNS_KEYALG_ECC_GOST:
+ default:
+ fprintf(stderr, "ERROR: The algorithm %i is not supported.\n",
+ algorithm);
+ error = 1;
+ break;
+ }
+
+ crypto_final();
+ free_key_material(pkey);
+
+ return error;
+}
+
+// Free allocated memory
+void free_key_material(key_material_t* pkey)
+{
+ int i;
+
+ if (!pkey)
+ {
+ return;
+ }
+
+ for (i = 0; i < TAG_MAX; i++)
+ {
+ if (pkey[i].big)
+ {
+ free(pkey[i].big);
+ }
+ }
+}