diff options
Diffstat (limited to 'openssl/apps/pkeyutl.c')
| -rw-r--r-- | openssl/apps/pkeyutl.c | 899 |
1 files changed, 426 insertions, 473 deletions
diff --git a/openssl/apps/pkeyutl.c b/openssl/apps/pkeyutl.c index 7eb3f5c54..aaa90740a 100644 --- a/openssl/apps/pkeyutl.c +++ b/openssl/apps/pkeyutl.c @@ -1,5 +1,6 @@ -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL - * project 2006. +/* + * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project + * 2006. */ /* ==================================================================== * Copyright (c) 2006 The OpenSSL Project. All rights reserved. @@ -9,7 +10,7 @@ * are met: * * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. + * 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 @@ -55,16 +56,15 @@ * */ - #include "apps.h" #include <string.h> #include <openssl/err.h> #include <openssl/pem.h> #include <openssl/evp.h> -#define KEY_PRIVKEY 1 -#define KEY_PUBKEY 2 -#define KEY_CERT 3 +#define KEY_PRIVKEY 1 +#define KEY_PUBKEY 2 +#define KEY_CERT 3 static void usage(void); @@ -73,498 +73,451 @@ static void usage(void); #define PROG pkeyutl_main static EVP_PKEY_CTX *init_ctx(int *pkeysize, - char *keyfile, int keyform, int key_type, - char *passargin, int pkey_op, ENGINE *e); + char *keyfile, int keyform, int key_type, + char *passargin, int pkey_op, ENGINE *e); static int setup_peer(BIO *err, EVP_PKEY_CTX *ctx, int peerform, - const char *file); + const char *file); static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op, - unsigned char *out, size_t *poutlen, - unsigned char *in, size_t inlen); + unsigned char *out, size_t *poutlen, + unsigned char *in, size_t inlen); int MAIN(int argc, char **); int MAIN(int argc, char **argv) { - BIO *in = NULL, *out = NULL; - char *infile = NULL, *outfile = NULL, *sigfile = NULL; - ENGINE *e = NULL; - int pkey_op = EVP_PKEY_OP_SIGN, key_type = KEY_PRIVKEY; - int keyform = FORMAT_PEM, peerform = FORMAT_PEM; - char badarg = 0, rev = 0; - char hexdump = 0, asn1parse = 0; - EVP_PKEY_CTX *ctx = NULL; - char *passargin = NULL; - int keysize = -1; - - unsigned char *buf_in = NULL, *buf_out = NULL, *sig = NULL; - size_t buf_outlen; - int buf_inlen = 0, siglen = -1; - - int ret = 1, rv = -1; - - argc--; - argv++; - - if(!bio_err) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE); - - if (!load_config(bio_err, NULL)) - goto end; - ERR_load_crypto_strings(); - OpenSSL_add_all_algorithms(); - - while(argc >= 1) - { - if (!strcmp(*argv,"-in")) - { - if (--argc < 1) badarg = 1; - else infile= *(++argv); - } - else if (!strcmp(*argv,"-out")) - { - if (--argc < 1) badarg = 1; - else outfile= *(++argv); - } - else if (!strcmp(*argv,"-sigfile")) - { - if (--argc < 1) badarg = 1; - else sigfile= *(++argv); - } - else if(!strcmp(*argv, "-inkey")) - { - if (--argc < 1) - badarg = 1; - else - { - ctx = init_ctx(&keysize, - *(++argv), keyform, key_type, - passargin, pkey_op, e); - if (!ctx) - { - BIO_puts(bio_err, - "Error initializing context\n"); - ERR_print_errors(bio_err); - badarg = 1; - } - } - } - else if (!strcmp(*argv,"-peerkey")) - { - if (--argc < 1) - badarg = 1; - else if (!setup_peer(bio_err, ctx, peerform, *(++argv))) - badarg = 1; - } - else if (!strcmp(*argv,"-passin")) - { - if (--argc < 1) badarg = 1; - else passargin= *(++argv); - } - else if (strcmp(*argv,"-peerform") == 0) - { - if (--argc < 1) badarg = 1; - else peerform=str2fmt(*(++argv)); - } - else if (strcmp(*argv,"-keyform") == 0) - { - if (--argc < 1) badarg = 1; - else keyform=str2fmt(*(++argv)); - } + BIO *in = NULL, *out = NULL; + char *infile = NULL, *outfile = NULL, *sigfile = NULL; + ENGINE *e = NULL; + int pkey_op = EVP_PKEY_OP_SIGN, key_type = KEY_PRIVKEY; + int keyform = FORMAT_PEM, peerform = FORMAT_PEM; + char badarg = 0, rev = 0; + char hexdump = 0, asn1parse = 0; + EVP_PKEY_CTX *ctx = NULL; + char *passargin = NULL; + int keysize = -1; + + unsigned char *buf_in = NULL, *buf_out = NULL, *sig = NULL; + size_t buf_outlen; + int buf_inlen = 0, siglen = -1; + + int ret = 1, rv = -1; + + argc--; + argv++; + + if (!bio_err) + bio_err = BIO_new_fp(stderr, BIO_NOCLOSE); + + if (!load_config(bio_err, NULL)) + goto end; + ERR_load_crypto_strings(); + OpenSSL_add_all_algorithms(); + + while (argc >= 1) { + if (!strcmp(*argv, "-in")) { + if (--argc < 1) + badarg = 1; + else + infile = *(++argv); + } else if (!strcmp(*argv, "-out")) { + if (--argc < 1) + badarg = 1; + else + outfile = *(++argv); + } else if (!strcmp(*argv, "-sigfile")) { + if (--argc < 1) + badarg = 1; + else + sigfile = *(++argv); + } else if (!strcmp(*argv, "-inkey")) { + if (--argc < 1) + badarg = 1; + else { + ctx = init_ctx(&keysize, + *(++argv), keyform, key_type, + passargin, pkey_op, e); + if (!ctx) { + BIO_puts(bio_err, "Error initializing context\n"); + ERR_print_errors(bio_err); + badarg = 1; + } + } + } else if (!strcmp(*argv, "-peerkey")) { + if (--argc < 1) + badarg = 1; + else if (!setup_peer(bio_err, ctx, peerform, *(++argv))) + badarg = 1; + } else if (!strcmp(*argv, "-passin")) { + if (--argc < 1) + badarg = 1; + else + passargin = *(++argv); + } else if (strcmp(*argv, "-peerform") == 0) { + if (--argc < 1) + badarg = 1; + else + peerform = str2fmt(*(++argv)); + } else if (strcmp(*argv, "-keyform") == 0) { + if (--argc < 1) + badarg = 1; + else + keyform = str2fmt(*(++argv)); + } #ifndef OPENSSL_NO_ENGINE - else if(!strcmp(*argv, "-engine")) - { - if (--argc < 1) - badarg = 1; - else - e = setup_engine(bio_err, *(++argv), 0); - } + else if (!strcmp(*argv, "-engine")) { + if (--argc < 1) + badarg = 1; + else + e = setup_engine(bio_err, *(++argv), 0); + } #endif - else if(!strcmp(*argv, "-pubin")) - key_type = KEY_PUBKEY; - else if(!strcmp(*argv, "-certin")) - key_type = KEY_CERT; - else if(!strcmp(*argv, "-asn1parse")) - asn1parse = 1; - else if(!strcmp(*argv, "-hexdump")) - hexdump = 1; - else if(!strcmp(*argv, "-sign")) - pkey_op = EVP_PKEY_OP_SIGN; - else if(!strcmp(*argv, "-verify")) - pkey_op = EVP_PKEY_OP_VERIFY; - else if(!strcmp(*argv, "-verifyrecover")) - pkey_op = EVP_PKEY_OP_VERIFYRECOVER; - else if(!strcmp(*argv, "-rev")) - rev = 1; - else if(!strcmp(*argv, "-encrypt")) - pkey_op = EVP_PKEY_OP_ENCRYPT; - else if(!strcmp(*argv, "-decrypt")) - pkey_op = EVP_PKEY_OP_DECRYPT; - else if(!strcmp(*argv, "-derive")) - pkey_op = EVP_PKEY_OP_DERIVE; - else if (strcmp(*argv,"-pkeyopt") == 0) - { - if (--argc < 1) - badarg = 1; - else if (!ctx) - { - BIO_puts(bio_err, - "-pkeyopt command before -inkey\n"); - badarg = 1; - } - else if (pkey_ctrl_string(ctx, *(++argv)) <= 0) - { - BIO_puts(bio_err, "parameter setting error\n"); - ERR_print_errors(bio_err); - goto end; - } - } - else badarg = 1; - if(badarg) - { - usage(); - goto end; - } - argc--; - argv++; - } - - if (!ctx) - { - usage(); - goto end; - } - - if (sigfile && (pkey_op != EVP_PKEY_OP_VERIFY)) - { - BIO_puts(bio_err, "Signature file specified for non verify\n"); - goto end; - } - - if (!sigfile && (pkey_op == EVP_PKEY_OP_VERIFY)) - { - BIO_puts(bio_err, "No signature file specified for verify\n"); - goto end; - } + else if (!strcmp(*argv, "-pubin")) + key_type = KEY_PUBKEY; + else if (!strcmp(*argv, "-certin")) + key_type = KEY_CERT; + else if (!strcmp(*argv, "-asn1parse")) + asn1parse = 1; + else if (!strcmp(*argv, "-hexdump")) + hexdump = 1; + else if (!strcmp(*argv, "-sign")) + pkey_op = EVP_PKEY_OP_SIGN; + else if (!strcmp(*argv, "-verify")) + pkey_op = EVP_PKEY_OP_VERIFY; + else if (!strcmp(*argv, "-verifyrecover")) + pkey_op = EVP_PKEY_OP_VERIFYRECOVER; + else if (!strcmp(*argv, "-rev")) + rev = 1; + else if (!strcmp(*argv, "-encrypt")) + pkey_op = EVP_PKEY_OP_ENCRYPT; + else if (!strcmp(*argv, "-decrypt")) + pkey_op = EVP_PKEY_OP_DECRYPT; + else if (!strcmp(*argv, "-derive")) + pkey_op = EVP_PKEY_OP_DERIVE; + else if (strcmp(*argv, "-pkeyopt") == 0) { + if (--argc < 1) + badarg = 1; + else if (!ctx) { + BIO_puts(bio_err, "-pkeyopt command before -inkey\n"); + badarg = 1; + } else if (pkey_ctrl_string(ctx, *(++argv)) <= 0) { + BIO_puts(bio_err, "parameter setting error\n"); + ERR_print_errors(bio_err); + goto end; + } + } else + badarg = 1; + if (badarg) { + usage(); + goto end; + } + argc--; + argv++; + } + + if (!ctx) { + usage(); + goto end; + } + + if (sigfile && (pkey_op != EVP_PKEY_OP_VERIFY)) { + BIO_puts(bio_err, "Signature file specified for non verify\n"); + goto end; + } + + if (!sigfile && (pkey_op == EVP_PKEY_OP_VERIFY)) { + BIO_puts(bio_err, "No signature file specified for verify\n"); + goto end; + } /* FIXME: seed PRNG only if needed */ - app_RAND_load_file(NULL, bio_err, 0); - - if (pkey_op != EVP_PKEY_OP_DERIVE) - { - if(infile) - { - if(!(in = BIO_new_file(infile, "rb"))) - { - BIO_puts(bio_err, - "Error Opening Input File\n"); - ERR_print_errors(bio_err); - goto end; - } - } - else - in = BIO_new_fp(stdin, BIO_NOCLOSE); - } - - if(outfile) - { - if(!(out = BIO_new_file(outfile, "wb"))) - { - BIO_printf(bio_err, "Error Creating Output File\n"); - ERR_print_errors(bio_err); - goto end; - } - } - else - { - out = BIO_new_fp(stdout, BIO_NOCLOSE); + app_RAND_load_file(NULL, bio_err, 0); + + if (pkey_op != EVP_PKEY_OP_DERIVE) { + if (infile) { + if (!(in = BIO_new_file(infile, "rb"))) { + BIO_puts(bio_err, "Error Opening Input File\n"); + ERR_print_errors(bio_err); + goto end; + } + } else + in = BIO_new_fp(stdin, BIO_NOCLOSE); + } + + if (outfile) { + if (!(out = BIO_new_file(outfile, "wb"))) { + BIO_printf(bio_err, "Error Creating Output File\n"); + ERR_print_errors(bio_err); + goto end; + } + } else { + out = BIO_new_fp(stdout, BIO_NOCLOSE); #ifdef OPENSSL_SYS_VMS - { - BIO *tmpbio = BIO_new(BIO_f_linebuffer()); - out = BIO_push(tmpbio, out); - } + { + BIO *tmpbio = BIO_new(BIO_f_linebuffer()); + out = BIO_push(tmpbio, out); + } #endif - } - - if (sigfile) - { - BIO *sigbio = BIO_new_file(sigfile, "rb"); - if (!sigbio) - { - 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) - { - /* 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"); - exit(1); - } - 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; - } - } - } - - if(pkey_op == EVP_PKEY_OP_VERIFY) - { - rv = EVP_PKEY_verify(ctx, sig, (size_t)siglen, - buf_in, (size_t)buf_inlen); - if (rv == 0) - BIO_puts(out, "Signature Verification Failure\n"); - else if (rv == 1) - BIO_puts(out, "Signature Verified Successfully\n"); - if (rv >= 0) - goto end; - } - else - { - rv = do_keyop(ctx, pkey_op, NULL, (size_t *)&buf_outlen, - buf_in, (size_t)buf_inlen); - if (rv > 0) - { - buf_out = OPENSSL_malloc(buf_outlen); - if (!buf_out) - rv = -1; - else - rv = do_keyop(ctx, pkey_op, - buf_out, (size_t *)&buf_outlen, - buf_in, (size_t)buf_inlen); - } - } - - if(rv <= 0) - { - BIO_printf(bio_err, "Public Key operation error\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: - if (ctx) - EVP_PKEY_CTX_free(ctx); - BIO_free(in); - BIO_free_all(out); - if (buf_in) - OPENSSL_free(buf_in); - if (buf_out) - OPENSSL_free(buf_out); - if (sig) - OPENSSL_free(sig); - return ret; + } + + if (sigfile) { + BIO *sigbio = BIO_new_file(sigfile, "rb"); + if (!sigbio) { + 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) { + /* 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"); + exit(1); + } + 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; + } + } + } + + if (pkey_op == EVP_PKEY_OP_VERIFY) { + rv = EVP_PKEY_verify(ctx, sig, (size_t)siglen, + buf_in, (size_t)buf_inlen); + if (rv == 0) + BIO_puts(out, "Signature Verification Failure\n"); + else if (rv == 1) + BIO_puts(out, "Signature Verified Successfully\n"); + if (rv >= 0) + goto end; + } else { + rv = do_keyop(ctx, pkey_op, NULL, (size_t *)&buf_outlen, + buf_in, (size_t)buf_inlen); + if (rv > 0) { + buf_out = OPENSSL_malloc(buf_outlen); + if (!buf_out) + rv = -1; + else + rv = do_keyop(ctx, pkey_op, + buf_out, (size_t *)&buf_outlen, + buf_in, (size_t)buf_inlen); + } + } + + if (rv <= 0) { + BIO_printf(bio_err, "Public Key operation error\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: + if (ctx) + EVP_PKEY_CTX_free(ctx); + BIO_free(in); + BIO_free_all(out); + if (buf_in) + OPENSSL_free(buf_in); + if (buf_out) + OPENSSL_free(buf_out); + if (sig) + OPENSSL_free(sig); + return ret; } static void usage() { - BIO_printf(bio_err, "Usage: pkeyutl [options]\n"); - BIO_printf(bio_err, "-in file input file\n"); - BIO_printf(bio_err, "-out file output file\n"); - BIO_printf(bio_err, "-sigfile file signature file (verify operation only)\n"); - BIO_printf(bio_err, "-inkey file input key\n"); - BIO_printf(bio_err, "-keyform arg private key format - default PEM\n"); - BIO_printf(bio_err, "-pubin input is a public key\n"); - BIO_printf(bio_err, "-certin input is a certificate carrying a public key\n"); - BIO_printf(bio_err, "-pkeyopt X:Y public key options\n"); - BIO_printf(bio_err, "-sign sign with private key\n"); - BIO_printf(bio_err, "-verify verify with public key\n"); - BIO_printf(bio_err, "-verifyrecover verify with public key, recover original data\n"); - BIO_printf(bio_err, "-encrypt encrypt with public key\n"); - BIO_printf(bio_err, "-decrypt decrypt with private key\n"); - BIO_printf(bio_err, "-derive derive shared secret\n"); - BIO_printf(bio_err, "-hexdump hex dump output\n"); + BIO_printf(bio_err, "Usage: pkeyutl [options]\n"); + BIO_printf(bio_err, "-in file input file\n"); + BIO_printf(bio_err, "-out file output file\n"); + BIO_printf(bio_err, + "-sigfile file signature file (verify operation only)\n"); + BIO_printf(bio_err, "-inkey file input key\n"); + BIO_printf(bio_err, "-keyform arg private key format - default PEM\n"); + BIO_printf(bio_err, "-pubin input is a public key\n"); + BIO_printf(bio_err, + "-certin input is a certificate carrying a public key\n"); + BIO_printf(bio_err, "-pkeyopt X:Y public key options\n"); + BIO_printf(bio_err, "-sign sign with private key\n"); + BIO_printf(bio_err, "-verify verify with public key\n"); + BIO_printf(bio_err, + "-verifyrecover verify with public key, recover original data\n"); + BIO_printf(bio_err, "-encrypt encrypt with public key\n"); + BIO_printf(bio_err, "-decrypt decrypt with private key\n"); + BIO_printf(bio_err, "-derive derive shared secret\n"); + BIO_printf(bio_err, "-hexdump hex dump output\n"); #ifndef OPENSSL_NO_ENGINE - BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n"); + BIO_printf(bio_err, + "-engine e use engine e, possibly a hardware device.\n"); #endif - BIO_printf(bio_err, "-passin arg pass phrase source\n"); + BIO_printf(bio_err, "-passin arg pass phrase source\n"); } static EVP_PKEY_CTX *init_ctx(int *pkeysize, - char *keyfile, int keyform, int key_type, - char *passargin, int pkey_op, ENGINE *e) - { - EVP_PKEY *pkey = NULL; - EVP_PKEY_CTX *ctx = 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)) - { - BIO_printf(bio_err, "A private key is needed for this operation\n"); - goto end; - } - if(!app_passwd(bio_err, passargin, NULL, &passin, NULL)) - { - BIO_printf(bio_err, "Error getting password\n"); - goto end; - } - switch(key_type) - { - case KEY_PRIVKEY: - pkey = load_key(bio_err, keyfile, keyform, 0, - passin, e, "Private Key"); - break; - - case KEY_PUBKEY: - pkey = load_pubkey(bio_err, keyfile, keyform, 0, - NULL, e, "Public Key"); - break; - - case KEY_CERT: - x = load_cert(bio_err, keyfile, keyform, - NULL, e, "Certificate"); - if(x) - { - pkey = X509_get_pubkey(x); - X509_free(x); - } - break; - - } - - *pkeysize = EVP_PKEY_size(pkey); - - if (!pkey) - goto end; - - ctx = EVP_PKEY_CTX_new(pkey, e); - - EVP_PKEY_free(pkey); - - if (!ctx) - 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: - - if (passin) - OPENSSL_free(passin); - - return ctx; - - - } + char *keyfile, int keyform, int key_type, + char *passargin, int pkey_op, ENGINE *e) +{ + EVP_PKEY *pkey = NULL; + EVP_PKEY_CTX *ctx = 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)) { + BIO_printf(bio_err, "A private key is needed for this operation\n"); + goto end; + } + if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) { + BIO_printf(bio_err, "Error getting password\n"); + goto end; + } + switch (key_type) { + case KEY_PRIVKEY: + pkey = load_key(bio_err, keyfile, keyform, 0, + passin, e, "Private Key"); + break; + + case KEY_PUBKEY: + pkey = load_pubkey(bio_err, keyfile, keyform, 0, + NULL, e, "Public Key"); + break; + + case KEY_CERT: + x = load_cert(bio_err, keyfile, keyform, NULL, e, "Certificate"); + if (x) { + pkey = X509_get_pubkey(x); + X509_free(x); + } + break; + + } + + *pkeysize = EVP_PKEY_size(pkey); + + if (!pkey) + goto end; + + ctx = EVP_PKEY_CTX_new(pkey, e); + + EVP_PKEY_free(pkey); + + if (!ctx) + 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: + + if (passin) + OPENSSL_free(passin); + + return ctx; + +} static int setup_peer(BIO *err, EVP_PKEY_CTX *ctx, int peerform, - const char *file) - { - EVP_PKEY *peer = NULL; - int ret; - if (!ctx) - { - BIO_puts(err, "-peerkey command before -inkey\n"); - return 0; - } - - peer = load_pubkey(bio_err, file, peerform, 0, NULL, NULL, "Peer Key"); - - if (!peer) - { - BIO_printf(bio_err, "Error reading peer key %s\n", file); - ERR_print_errors(err); - return 0; - } - - ret = EVP_PKEY_derive_set_peer(ctx, peer); - - EVP_PKEY_free(peer); - if (ret <= 0) - ERR_print_errors(err); - return ret; - } + const char *file) +{ + EVP_PKEY *peer = NULL; + int ret; + if (!ctx) { + BIO_puts(err, "-peerkey command before -inkey\n"); + return 0; + } + + peer = load_pubkey(bio_err, file, peerform, 0, NULL, NULL, "Peer Key"); + + if (!peer) { + BIO_printf(bio_err, "Error reading peer key %s\n", file); + ERR_print_errors(err); + return 0; + } + + ret = EVP_PKEY_derive_set_peer(ctx, peer); + + EVP_PKEY_free(peer); + if (ret <= 0) + ERR_print_errors(err); + return ret; +} static int do_keyop(EVP_PKEY_CTX *ctx, int pkey_op, - unsigned char *out, size_t *poutlen, - 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; - } + unsigned char *out, size_t *poutlen, + 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; +} |