diff options
Diffstat (limited to 'freebsd/crypto/openssl/apps/pkeyutl.c')
| -rw-r--r-- | freebsd/crypto/openssl/apps/pkeyutl.c | 527 |
1 files changed, 527 insertions, 0 deletions
diff --git a/freebsd/crypto/openssl/apps/pkeyutl.c b/freebsd/crypto/openssl/apps/pkeyutl.c new file mode 100644 index 00000000..ff88c782 --- /dev/null +++ b/freebsd/crypto/openssl/apps/pkeyutl.c @@ -0,0 +1,527 @@ +#include <machine/rtems-bsd-user-space.h> + +/* + * Copyright 2006-2018 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 "apps.h" +#include "progs.h" +#include <string.h> +#include <openssl/err.h> +#include <openssl/pem.h> +#include <openssl/evp.h> + +#define KEY_NONE 0 +#define KEY_PRIVKEY 1 +#define KEY_PUBKEY 2 +#define KEY_CERT 3 + +static EVP_PKEY_CTX *init_ctx(const char *kdfalg, int *pkeysize, + const char *keyfile, int keyform, int key_type, + char *passinarg, int pkey_op, ENGINE *e, + const int impl); + +static int setup_peer(EVP_PKEY_CTX *ctx, int peerform, const char *file, + ENGINE *e); + +static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op, + unsigned char *out, size_t *poutlen, + const unsigned char *in, size_t inlen); + +typedef enum OPTION_choice { + OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, + OPT_ENGINE, OPT_ENGINE_IMPL, OPT_IN, OPT_OUT, + OPT_PUBIN, OPT_CERTIN, OPT_ASN1PARSE, OPT_HEXDUMP, OPT_SIGN, + OPT_VERIFY, OPT_VERIFYRECOVER, OPT_REV, OPT_ENCRYPT, OPT_DECRYPT, + OPT_DERIVE, OPT_SIGFILE, OPT_INKEY, OPT_PEERKEY, OPT_PASSIN, + OPT_PEERFORM, OPT_KEYFORM, OPT_PKEYOPT, OPT_KDF, OPT_KDFLEN, + OPT_R_ENUM +} OPTION_CHOICE; + +const OPTIONS pkeyutl_options[] = { + {"help", OPT_HELP, '-', "Display this summary"}, + {"in", OPT_IN, '<', "Input file - default stdin"}, + {"out", OPT_OUT, '>', "Output file - default stdout"}, + {"pubin", OPT_PUBIN, '-', "Input is a public key"}, + {"certin", OPT_CERTIN, '-', "Input is a cert with a public key"}, + {"asn1parse", OPT_ASN1PARSE, '-', "asn1parse the output data"}, + {"hexdump", OPT_HEXDUMP, '-', "Hex dump output"}, + {"sign", OPT_SIGN, '-', "Sign input data with private key"}, + {"verify", OPT_VERIFY, '-', "Verify with public key"}, + {"verifyrecover", OPT_VERIFYRECOVER, '-', + "Verify with public key, recover original data"}, + {"rev", OPT_REV, '-', "Reverse the order of the input buffer"}, + {"encrypt", OPT_ENCRYPT, '-', "Encrypt input data with public key"}, + {"decrypt", OPT_DECRYPT, '-', "Decrypt input data with private key"}, + {"derive", OPT_DERIVE, '-', "Derive shared secret"}, + {"kdf", OPT_KDF, 's', "Use KDF algorithm"}, + {"kdflen", OPT_KDFLEN, 'p', "KDF algorithm output length"}, + {"sigfile", OPT_SIGFILE, '<', "Signature file (verify operation only)"}, + {"inkey", OPT_INKEY, 's', "Input private key file"}, + {"peerkey", OPT_PEERKEY, 's', "Peer key file used in key derivation"}, + {"passin", OPT_PASSIN, 's', "Input file pass phrase source"}, + {"peerform", OPT_PEERFORM, 'E', "Peer key format - default PEM"}, + {"keyform", OPT_KEYFORM, 'E', "Private key format - default PEM"}, + {"pkeyopt", OPT_PKEYOPT, 's', "Public key options as opt:value"}, + OPT_R_OPTIONS, +#ifndef OPENSSL_NO_ENGINE + {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, + {"engine_impl", OPT_ENGINE_IMPL, '-', + "Also use engine given by -engine for crypto operations"}, +#endif + {NULL} +}; + +int pkeyutl_main(int argc, char **argv) +{ + BIO *in = NULL, *out = NULL; + ENGINE *e = NULL; + EVP_PKEY_CTX *ctx = NULL; + char *infile = NULL, *outfile = NULL, *sigfile = NULL, *passinarg = NULL; + char hexdump = 0, asn1parse = 0, rev = 0, *prog; + unsigned char *buf_in = NULL, *buf_out = NULL, *sig = NULL; + OPTION_CHOICE o; + int buf_inlen = 0, siglen = -1, keyform = FORMAT_PEM, peerform = FORMAT_PEM; + int keysize = -1, pkey_op = EVP_PKEY_OP_SIGN, key_type = KEY_PRIVKEY; + int engine_impl = 0; + int ret = 1, rv = -1; + size_t buf_outlen; + const char *inkey = NULL; + const char *peerkey = NULL; + const char *kdfalg = NULL; + int kdflen = 0; + STACK_OF(OPENSSL_STRING) *pkeyopts = NULL; + + prog = opt_init(argc, argv, pkeyutl_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(pkeyutl_options); + ret = 0; + goto end; + case OPT_IN: + infile = opt_arg(); + break; + case OPT_OUT: + outfile = opt_arg(); + break; + case OPT_SIGFILE: + sigfile = opt_arg(); + break; + case OPT_ENGINE_IMPL: + engine_impl = 1; + break; + case OPT_INKEY: + inkey = opt_arg(); + break; + case OPT_PEERKEY: + peerkey = opt_arg(); + break; + case OPT_PASSIN: + passinarg = opt_arg(); + break; + case OPT_PEERFORM: + if (!opt_format(opt_arg(), OPT_FMT_PDE, &peerform)) + goto opthelp; + break; + case OPT_KEYFORM: + if (!opt_format(opt_arg(), OPT_FMT_PDE, &keyform)) + goto opthelp; + break; + case OPT_R_CASES: + if (!opt_rand(o)) + goto end; + break; + case OPT_ENGINE: + e = setup_engine(opt_arg(), 0); + break; + case OPT_PUBIN: + key_type = KEY_PUBKEY; + break; + case OPT_CERTIN: + key_type = KEY_CERT; + break; + case OPT_ASN1PARSE: + asn1parse = 1; + break; + case OPT_HEXDUMP: + hexdump = 1; + break; + case OPT_SIGN: + pkey_op = EVP_PKEY_OP_SIGN; + break; + case OPT_VERIFY: + pkey_op = EVP_PKEY_OP_VERIFY; + break; + case OPT_VERIFYRECOVER: + pkey_op = EVP_PKEY_OP_VERIFYRECOVER; + break; + case OPT_ENCRYPT: + pkey_op = EVP_PKEY_OP_ENCRYPT; + break; + case OPT_DECRYPT: + pkey_op = EVP_PKEY_OP_DECRYPT; + break; + case OPT_DERIVE: + pkey_op = EVP_PKEY_OP_DERIVE; + break; + case OPT_KDF: + pkey_op = EVP_PKEY_OP_DERIVE; + key_type = KEY_NONE; + kdfalg = opt_arg(); + break; + case OPT_KDFLEN: + kdflen = atoi(opt_arg()); + break; + case OPT_REV: + rev = 1; + break; + case OPT_PKEYOPT: + if ((pkeyopts == NULL && + (pkeyopts = sk_OPENSSL_STRING_new_null()) == NULL) || + sk_OPENSSL_STRING_push(pkeyopts, opt_arg()) == 0) { + BIO_puts(bio_err, "out of memory\n"); + goto end; + } + break; + } + } + argc = opt_num_rest(); + if (argc != 0) + goto opthelp; + + if (kdfalg != NULL) { + if (kdflen == 0) { + BIO_printf(bio_err, + "%s: no KDF length given (-kdflen parameter).\n", prog); + goto opthelp; + } + } else if (inkey == NULL) { + BIO_printf(bio_err, + "%s: no private key given (-inkey parameter).\n", prog); + goto opthelp; + } else if (peerkey != NULL && pkey_op != EVP_PKEY_OP_DERIVE) { + BIO_printf(bio_err, + "%s: no peer key given (-peerkey parameter).\n", prog); + goto opthelp; + } + ctx = init_ctx(kdfalg, &keysize, inkey, keyform, key_type, + passinarg, pkey_op, e, engine_impl); + if (ctx == NULL) { + BIO_printf(bio_err, "%s: Error initializing context\n", prog); + ERR_print_errors(bio_err); + goto end; + } + if (peerkey != NULL && !setup_peer(ctx, peerform, peerkey, e)) { + BIO_printf(bio_err, "%s: Error setting up peer key\n", prog); + ERR_print_errors(bio_err); + goto end; + } + if (pkeyopts != NULL) { + int num = sk_OPENSSL_STRING_num(pkeyopts); + int i; + + for (i = 0; i < num; ++i) { + const char *opt = sk_OPENSSL_STRING_value(pkeyopts, i); + + if (pkey_ctrl_string(ctx, opt) <= 0) { + BIO_printf(bio_err, "%s: Can't set parameter \"%s\":\n", + prog, opt); + ERR_print_errors(bio_err); + goto end; + } + } + } + + if (sigfile != NULL && (pkey_op != EVP_PKEY_OP_VERIFY)) { + BIO_printf(bio_err, + "%s: Signature file specified for non verify\n", prog); + goto end; + } + + if (sigfile == NULL && (pkey_op == EVP_PKEY_OP_VERIFY)) { + BIO_printf(bio_err, + "%s: No signature file specified for verify\n", prog); + goto end; + } + + if (pkey_op != EVP_PKEY_OP_DERIVE) { + in = bio_open_default(infile, 'r', FORMAT_BINARY); + if (in == NULL) + goto end; + } + out = bio_open_default(outfile, 'w', FORMAT_BINARY); + if (out == NULL) + goto end; + + if (sigfile != NULL) { + BIO *sigbio = BIO_new_file(sigfile, "rb"); + + if (sigbio == NULL) { + BIO_printf(bio_err, "Can't open signature file %s\n", sigfile); + goto end; + } + siglen = bio_to_mem(&sig, keysize * 10, sigbio); + BIO_free(sigbio); + if (siglen < 0) { + BIO_printf(bio_err, "Error reading signature data\n"); + goto end; + } + } + + if (in != NULL) { + /* Read the input data */ + buf_inlen = bio_to_mem(&buf_in, keysize * 10, in); + if (buf_inlen < 0) { + BIO_printf(bio_err, "Error reading input Data\n"); + goto end; + } + if (rev) { + size_t i; + unsigned char ctmp; + size_t l = (size_t)buf_inlen; + for (i = 0; i < l / 2; i++) { + ctmp = buf_in[i]; + buf_in[i] = buf_in[l - 1 - i]; + buf_in[l - 1 - i] = ctmp; + } + } + } + + /* Sanity check the input */ + if (buf_inlen > EVP_MAX_MD_SIZE + && (pkey_op == EVP_PKEY_OP_SIGN + || pkey_op == EVP_PKEY_OP_VERIFY + || pkey_op == EVP_PKEY_OP_VERIFYRECOVER)) { + BIO_printf(bio_err, + "Error: The input data looks too long to be a hash\n"); + goto end; + } + + if (pkey_op == EVP_PKEY_OP_VERIFY) { + rv = EVP_PKEY_verify(ctx, sig, (size_t)siglen, + buf_in, (size_t)buf_inlen); + if (rv == 1) { + BIO_puts(out, "Signature Verified Successfully\n"); + ret = 0; + } else { + BIO_puts(out, "Signature Verification Failure\n"); + } + goto end; + } + if (kdflen != 0) { + buf_outlen = kdflen; + rv = 1; + } else { + rv = do_keyop(ctx, pkey_op, NULL, (size_t *)&buf_outlen, + buf_in, (size_t)buf_inlen); + } + if (rv > 0 && buf_outlen != 0) { + buf_out = app_malloc(buf_outlen, "buffer output"); + rv = do_keyop(ctx, pkey_op, + buf_out, (size_t *)&buf_outlen, + buf_in, (size_t)buf_inlen); + } + if (rv <= 0) { + if (pkey_op != EVP_PKEY_OP_DERIVE) { + BIO_puts(bio_err, "Public Key operation error\n"); + } else { + BIO_puts(bio_err, "Key derivation failed\n"); + } + ERR_print_errors(bio_err); + goto end; + } + ret = 0; + + if (asn1parse) { + if (!ASN1_parse_dump(out, buf_out, buf_outlen, 1, -1)) + ERR_print_errors(bio_err); + } else if (hexdump) { + BIO_dump(out, (char *)buf_out, buf_outlen); + } else { + BIO_write(out, buf_out, buf_outlen); + } + + end: + EVP_PKEY_CTX_free(ctx); + release_engine(e); + BIO_free(in); + BIO_free_all(out); + OPENSSL_free(buf_in); + OPENSSL_free(buf_out); + OPENSSL_free(sig); + sk_OPENSSL_STRING_free(pkeyopts); + return ret; +} + +static EVP_PKEY_CTX *init_ctx(const char *kdfalg, int *pkeysize, + const char *keyfile, int keyform, int key_type, + char *passinarg, int pkey_op, ENGINE *e, + const int engine_impl) +{ + EVP_PKEY *pkey = NULL; + EVP_PKEY_CTX *ctx = NULL; + ENGINE *impl = NULL; + char *passin = NULL; + int rv = -1; + X509 *x; + if (((pkey_op == EVP_PKEY_OP_SIGN) || (pkey_op == EVP_PKEY_OP_DECRYPT) + || (pkey_op == EVP_PKEY_OP_DERIVE)) + && (key_type != KEY_PRIVKEY && kdfalg == NULL)) { + BIO_printf(bio_err, "A private key is needed for this operation\n"); + goto end; + } + if (!app_passwd(passinarg, NULL, &passin, NULL)) { + BIO_printf(bio_err, "Error getting password\n"); + goto end; + } + switch (key_type) { + case KEY_PRIVKEY: + pkey = load_key(keyfile, keyform, 0, passin, e, "Private Key"); + break; + + case KEY_PUBKEY: + pkey = load_pubkey(keyfile, keyform, 0, NULL, e, "Public Key"); + break; + + case KEY_CERT: + x = load_cert(keyfile, keyform, "Certificate"); + if (x) { + pkey = X509_get_pubkey(x); + X509_free(x); + } + break; + + case KEY_NONE: + break; + + } + +#ifndef OPENSSL_NO_ENGINE + if (engine_impl) + impl = e; +#endif + + if (kdfalg != NULL) { + int kdfnid = OBJ_sn2nid(kdfalg); + + if (kdfnid == NID_undef) { + kdfnid = OBJ_ln2nid(kdfalg); + if (kdfnid == NID_undef) { + BIO_printf(bio_err, "The given KDF \"%s\" is unknown.\n", + kdfalg); + goto end; + } + } + ctx = EVP_PKEY_CTX_new_id(kdfnid, impl); + } else { + if (pkey == NULL) + goto end; + *pkeysize = EVP_PKEY_size(pkey); + ctx = EVP_PKEY_CTX_new(pkey, impl); + EVP_PKEY_free(pkey); + } + + if (ctx == NULL) + goto end; + + switch (pkey_op) { + case EVP_PKEY_OP_SIGN: + rv = EVP_PKEY_sign_init(ctx); + break; + + case EVP_PKEY_OP_VERIFY: + rv = EVP_PKEY_verify_init(ctx); + break; + + case EVP_PKEY_OP_VERIFYRECOVER: + rv = EVP_PKEY_verify_recover_init(ctx); + break; + + case EVP_PKEY_OP_ENCRYPT: + rv = EVP_PKEY_encrypt_init(ctx); + break; + + case EVP_PKEY_OP_DECRYPT: + rv = EVP_PKEY_decrypt_init(ctx); + break; + + case EVP_PKEY_OP_DERIVE: + rv = EVP_PKEY_derive_init(ctx); + break; + } + + if (rv <= 0) { + EVP_PKEY_CTX_free(ctx); + ctx = NULL; + } + + end: + OPENSSL_free(passin); + return ctx; + +} + +static int setup_peer(EVP_PKEY_CTX *ctx, int peerform, const char *file, + ENGINE *e) +{ + EVP_PKEY *peer = NULL; + ENGINE *engine = NULL; + int ret; + + if (peerform == FORMAT_ENGINE) + engine = e; + peer = load_pubkey(file, peerform, 0, NULL, engine, "Peer Key"); + if (peer == NULL) { + BIO_printf(bio_err, "Error reading peer key %s\n", file); + ERR_print_errors(bio_err); + return 0; + } + + ret = EVP_PKEY_derive_set_peer(ctx, peer); + + EVP_PKEY_free(peer); + if (ret <= 0) + ERR_print_errors(bio_err); + return ret; +} + +static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op, + unsigned char *out, size_t *poutlen, + const unsigned char *in, size_t inlen) +{ + int rv = 0; + switch (pkey_op) { + case EVP_PKEY_OP_VERIFYRECOVER: + rv = EVP_PKEY_verify_recover(ctx, out, poutlen, in, inlen); + break; + + case EVP_PKEY_OP_SIGN: + rv = EVP_PKEY_sign(ctx, out, poutlen, in, inlen); + break; + + case EVP_PKEY_OP_ENCRYPT: + rv = EVP_PKEY_encrypt(ctx, out, poutlen, in, inlen); + break; + + case EVP_PKEY_OP_DECRYPT: + rv = EVP_PKEY_decrypt(ctx, out, poutlen, in, inlen); + break; + + case EVP_PKEY_OP_DERIVE: + rv = EVP_PKEY_derive(ctx, out, poutlen); + break; + + } + return rv; +} |