diff options
Diffstat (limited to 'openssl-1.1.0h/apps/pkcs8.c')
| -rw-r--r-- | openssl-1.1.0h/apps/pkcs8.c | 353 |
1 files changed, 353 insertions, 0 deletions
diff --git a/openssl-1.1.0h/apps/pkcs8.c b/openssl-1.1.0h/apps/pkcs8.c new file mode 100644 index 0000000..0874370 --- /dev/null +++ b/openssl-1.1.0h/apps/pkcs8.c @@ -0,0 +1,353 @@ +/* + * 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 <stdlib.h> +#include <string.h> +#include "apps.h" +#include <openssl/pem.h> +#include <openssl/err.h> +#include <openssl/evp.h> +#include <openssl/pkcs12.h> + +typedef enum OPTION_choice { + OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, + OPT_INFORM, OPT_OUTFORM, OPT_ENGINE, OPT_IN, OPT_OUT, + OPT_TOPK8, OPT_NOITER, OPT_NOCRYPT, +#ifndef OPENSSL_NO_SCRYPT + OPT_SCRYPT, OPT_SCRYPT_N, OPT_SCRYPT_R, OPT_SCRYPT_P, +#endif + OPT_V2, OPT_V1, OPT_V2PRF, OPT_ITER, OPT_PASSIN, OPT_PASSOUT, + OPT_TRADITIONAL +} OPTION_CHOICE; + +OPTIONS pkcs8_options[] = { + {"help", OPT_HELP, '-', "Display this summary"}, + {"inform", OPT_INFORM, 'F', "Input format (DER or PEM)"}, + {"outform", OPT_OUTFORM, 'F', "Output format (DER or PEM)"}, + {"in", OPT_IN, '<', "Input file"}, + {"out", OPT_OUT, '>', "Output file"}, + {"topk8", OPT_TOPK8, '-', "Output PKCS8 file"}, + {"noiter", OPT_NOITER, '-', "Use 1 as iteration count"}, + {"nocrypt", OPT_NOCRYPT, '-', "Use or expect unencrypted private key"}, + {"v2", OPT_V2, 's', "Use PKCS#5 v2.0 and cipher"}, + {"v1", OPT_V1, 's', "Use PKCS#5 v1.5 and cipher"}, + {"v2prf", OPT_V2PRF, 's', "Set the PRF algorithm to use with PKCS#5 v2.0"}, + {"iter", OPT_ITER, 'p', "Specify the iteration count"}, + {"passin", OPT_PASSIN, 's', "Input file pass phrase source"}, + {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"}, + {"traditional", OPT_TRADITIONAL, '-', "use traditional format private key"}, +#ifndef OPENSSL_NO_ENGINE + {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, +#endif +#ifndef OPENSSL_NO_SCRYPT + {"scrypt", OPT_SCRYPT, '-', "Use scrypt algorithm"}, + {"scrypt_N", OPT_SCRYPT_N, 's', "Set scrypt N parameter"}, + {"scrypt_r", OPT_SCRYPT_R, 's', "Set scrypt r parameter"}, + {"scrypt_p", OPT_SCRYPT_P, 's', "Set scrypt p parameter"}, +#endif + {NULL} +}; + +int pkcs8_main(int argc, char **argv) +{ + BIO *in = NULL, *out = NULL; + ENGINE *e = NULL; + EVP_PKEY *pkey = NULL; + PKCS8_PRIV_KEY_INFO *p8inf = NULL; + X509_SIG *p8 = NULL; + const EVP_CIPHER *cipher = NULL; + char *infile = NULL, *outfile = NULL; + char *passinarg = NULL, *passoutarg = NULL, *prog; +#ifndef OPENSSL_NO_UI + char pass[APP_PASS_LEN]; +#endif + char *passin = NULL, *passout = NULL, *p8pass = NULL; + OPTION_CHOICE o; + int nocrypt = 0, ret = 1, iter = PKCS12_DEFAULT_ITER; + int informat = FORMAT_PEM, outformat = FORMAT_PEM, topk8 = 0, pbe_nid = -1; + int private = 0, traditional = 0; +#ifndef OPENSSL_NO_SCRYPT + long scrypt_N = 0, scrypt_r = 0, scrypt_p = 0; +#endif + + prog = opt_init(argc, argv, pkcs8_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: + opt_help(pkcs8_options); + ret = 0; + goto end; + case OPT_INFORM: + if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat)) + goto opthelp; + break; + case OPT_IN: + infile = opt_arg(); + break; + case OPT_OUTFORM: + if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat)) + goto opthelp; + break; + case OPT_OUT: + outfile = opt_arg(); + break; + case OPT_TOPK8: + topk8 = 1; + break; + case OPT_NOITER: + iter = 1; + break; + case OPT_NOCRYPT: + nocrypt = 1; + break; + case OPT_TRADITIONAL: + traditional = 1; + break; + case OPT_V2: + if (!opt_cipher(opt_arg(), &cipher)) + goto opthelp; + break; + case OPT_V1: + pbe_nid = OBJ_txt2nid(opt_arg()); + if (pbe_nid == NID_undef) { + BIO_printf(bio_err, + "%s: Unknown PBE algorithm %s\n", prog, opt_arg()); + goto opthelp; + } + break; + case OPT_V2PRF: + pbe_nid = OBJ_txt2nid(opt_arg()); + if (!EVP_PBE_find(EVP_PBE_TYPE_PRF, pbe_nid, NULL, NULL, 0)) { + BIO_printf(bio_err, + "%s: Unknown PRF algorithm %s\n", prog, opt_arg()); + goto opthelp; + } + if (cipher == NULL) + cipher = EVP_aes_256_cbc(); + break; + case OPT_ITER: + if (!opt_int(opt_arg(), &iter)) + goto opthelp; + break; + case OPT_PASSIN: + passinarg = opt_arg(); + break; + case OPT_PASSOUT: + passoutarg = opt_arg(); + break; + case OPT_ENGINE: + e = setup_engine(opt_arg(), 0); + break; +#ifndef OPENSSL_NO_SCRYPT + case OPT_SCRYPT: + scrypt_N = 16384; + scrypt_r = 8; + scrypt_p = 1; + if (cipher == NULL) + cipher = EVP_aes_256_cbc(); + break; + case OPT_SCRYPT_N: + if (!opt_long(opt_arg(), &scrypt_N) || scrypt_N <= 0) + goto opthelp; + break; + case OPT_SCRYPT_R: + if (!opt_long(opt_arg(), &scrypt_r) || scrypt_r <= 0) + goto opthelp; + break; + case OPT_SCRYPT_P: + if (!opt_long(opt_arg(), &scrypt_p) || scrypt_p <= 0) + goto opthelp; + break; +#endif + } + } + argc = opt_num_rest(); + if (argc != 0) + goto opthelp; + + private = 1; + + if (!app_passwd(passinarg, passoutarg, &passin, &passout)) { + BIO_printf(bio_err, "Error getting passwords\n"); + goto end; + } + + if ((pbe_nid == -1) && cipher == NULL) + cipher = EVP_aes_256_cbc(); + + in = bio_open_default(infile, 'r', informat); + if (in == NULL) + goto end; + out = bio_open_owner(outfile, outformat, private); + if (out == NULL) + goto end; + + if (topk8) { + pkey = load_key(infile, informat, 1, passin, e, "key"); + if (!pkey) + goto end; + if ((p8inf = EVP_PKEY2PKCS8(pkey)) == NULL) { + BIO_printf(bio_err, "Error converting key\n"); + ERR_print_errors(bio_err); + goto end; + } + if (nocrypt) { + assert(private); + if (outformat == FORMAT_PEM) + PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8inf); + else if (outformat == FORMAT_ASN1) + i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8inf); + else { + BIO_printf(bio_err, "Bad format specified for key\n"); + goto end; + } + } else { + X509_ALGOR *pbe; + if (cipher) { +#ifndef OPENSSL_NO_SCRYPT + if (scrypt_N && scrypt_r && scrypt_p) + pbe = PKCS5_pbe2_set_scrypt(cipher, NULL, 0, NULL, + scrypt_N, scrypt_r, scrypt_p); + else +#endif + pbe = PKCS5_pbe2_set_iv(cipher, iter, NULL, 0, NULL, + pbe_nid); + } else { + pbe = PKCS5_pbe_set(pbe_nid, iter, NULL, 0); + } + if (pbe == NULL) { + BIO_printf(bio_err, "Error setting PBE algorithm\n"); + ERR_print_errors(bio_err); + goto end; + } + if (passout) + p8pass = passout; + else if (1) { +#ifndef OPENSSL_NO_UI + p8pass = pass; + if (EVP_read_pw_string + (pass, sizeof(pass), "Enter Encryption Password:", 1)) { + X509_ALGOR_free(pbe); + goto end; + } + } else { +#endif + BIO_printf(bio_err, "Password required\n"); + goto end; + } + app_RAND_load_file(NULL, 0); + p8 = PKCS8_set0_pbe(p8pass, strlen(p8pass), p8inf, pbe); + if (p8 == NULL) { + X509_ALGOR_free(pbe); + BIO_printf(bio_err, "Error encrypting key\n"); + ERR_print_errors(bio_err); + goto end; + } + app_RAND_write_file(NULL); + assert(private); + if (outformat == FORMAT_PEM) + PEM_write_bio_PKCS8(out, p8); + else if (outformat == FORMAT_ASN1) + i2d_PKCS8_bio(out, p8); + else { + BIO_printf(bio_err, "Bad format specified for key\n"); + goto end; + } + } + + ret = 0; + goto end; + } + + if (nocrypt) { + if (informat == FORMAT_PEM) + p8inf = PEM_read_bio_PKCS8_PRIV_KEY_INFO(in, NULL, NULL, NULL); + else if (informat == FORMAT_ASN1) + p8inf = d2i_PKCS8_PRIV_KEY_INFO_bio(in, NULL); + else { + BIO_printf(bio_err, "Bad format specified for key\n"); + goto end; + } + } else { + if (informat == FORMAT_PEM) + p8 = PEM_read_bio_PKCS8(in, NULL, NULL, NULL); + else if (informat == FORMAT_ASN1) + p8 = d2i_PKCS8_bio(in, NULL); + else { + BIO_printf(bio_err, "Bad format specified for key\n"); + goto end; + } + + if (!p8) { + BIO_printf(bio_err, "Error reading key\n"); + ERR_print_errors(bio_err); + goto end; + } + if (passin) + p8pass = passin; + else if (1) { +#ifndef OPENSSL_NO_UI + p8pass = pass; + if (EVP_read_pw_string(pass, sizeof(pass), "Enter Password:", 0)) { + BIO_printf(bio_err, "Can't read Password\n"); + goto end; + } + } else { +#endif + BIO_printf(bio_err, "Password required\n"); + goto end; + } + p8inf = PKCS8_decrypt(p8, p8pass, strlen(p8pass)); + } + + if (!p8inf) { + BIO_printf(bio_err, "Error decrypting key\n"); + ERR_print_errors(bio_err); + goto end; + } + + if ((pkey = EVP_PKCS82PKEY(p8inf)) == NULL) { + BIO_printf(bio_err, "Error converting key\n"); + ERR_print_errors(bio_err); + goto end; + } + + assert(private); + if (outformat == FORMAT_PEM) { + if (traditional) + PEM_write_bio_PrivateKey_traditional(out, pkey, NULL, NULL, 0, + NULL, passout); + else + PEM_write_bio_PrivateKey(out, pkey, NULL, NULL, 0, NULL, passout); + } else if (outformat == FORMAT_ASN1) { + i2d_PrivateKey_bio(out, pkey); + } else { + BIO_printf(bio_err, "Bad format specified for key\n"); + goto end; + } + ret = 0; + + end: + X509_SIG_free(p8); + PKCS8_PRIV_KEY_INFO_free(p8inf); + EVP_PKEY_free(pkey); + release_engine(e); + BIO_free_all(out); + BIO_free(in); + OPENSSL_free(passin); + OPENSSL_free(passout); + + return ret; +} |