mirror of
https://github.com/ossrs/srs.git
synced 2025-03-09 15:49:59 +00:00
524 lines
16 KiB
C
524 lines
16 KiB
C
/*
|
|
* Copyright 2006-2020 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)) {
|
|
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;
|
|
}
|