From aa4d426b4d3527d7e166df1a05058c9a4a0f6683 Mon Sep 17 00:00:00 2001 From: Wojtek Kosior Date: Fri, 30 Apr 2021 00:33:56 +0200 Subject: initial/final commit --- openssl-1.1.0h/crypto/pem/pem_pk8.c | 214 ++++++++++++++++++++++++++++++++++++ 1 file changed, 214 insertions(+) create mode 100644 openssl-1.1.0h/crypto/pem/pem_pk8.c (limited to 'openssl-1.1.0h/crypto/pem/pem_pk8.c') diff --git a/openssl-1.1.0h/crypto/pem/pem_pk8.c b/openssl-1.1.0h/crypto/pem/pem_pk8.c new file mode 100644 index 0000000..5caad9f --- /dev/null +++ b/openssl-1.1.0h/crypto/pem/pem_pk8.c @@ -0,0 +1,214 @@ +/* + * Copyright 1995-2016 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 +#include "internal/cryptlib.h" +#include +#include +#include +#include +#include +#include + +static int do_pk8pkey(BIO *bp, EVP_PKEY *x, int isder, + int nid, const EVP_CIPHER *enc, + char *kstr, int klen, pem_password_cb *cb, void *u); + +#ifndef OPENSSL_NO_STDIO +static int do_pk8pkey_fp(FILE *bp, EVP_PKEY *x, int isder, + int nid, const EVP_CIPHER *enc, + char *kstr, int klen, pem_password_cb *cb, void *u); +#endif +/* + * These functions write a private key in PKCS#8 format: it is a "drop in" + * replacement for PEM_write_bio_PrivateKey() and friends. As usual if 'enc' + * is NULL then it uses the unencrypted private key form. The 'nid' versions + * uses PKCS#5 v1.5 PBE algorithms whereas the others use PKCS#5 v2.0. + */ + +int PEM_write_bio_PKCS8PrivateKey_nid(BIO *bp, EVP_PKEY *x, int nid, + char *kstr, int klen, + pem_password_cb *cb, void *u) +{ + return do_pk8pkey(bp, x, 0, nid, NULL, kstr, klen, cb, u); +} + +int PEM_write_bio_PKCS8PrivateKey(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc, + char *kstr, int klen, + pem_password_cb *cb, void *u) +{ + return do_pk8pkey(bp, x, 0, -1, enc, kstr, klen, cb, u); +} + +int i2d_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc, + char *kstr, int klen, + pem_password_cb *cb, void *u) +{ + return do_pk8pkey(bp, x, 1, -1, enc, kstr, klen, cb, u); +} + +int i2d_PKCS8PrivateKey_nid_bio(BIO *bp, EVP_PKEY *x, int nid, + char *kstr, int klen, + pem_password_cb *cb, void *u) +{ + return do_pk8pkey(bp, x, 1, nid, NULL, kstr, klen, cb, u); +} + +static int do_pk8pkey(BIO *bp, EVP_PKEY *x, int isder, int nid, + const EVP_CIPHER *enc, char *kstr, int klen, + pem_password_cb *cb, void *u) +{ + X509_SIG *p8; + PKCS8_PRIV_KEY_INFO *p8inf; + char buf[PEM_BUFSIZE]; + int ret; + + if ((p8inf = EVP_PKEY2PKCS8(x)) == NULL) { + PEMerr(PEM_F_DO_PK8PKEY, PEM_R_ERROR_CONVERTING_PRIVATE_KEY); + return 0; + } + if (enc || (nid != -1)) { + if (!kstr) { + if (!cb) + klen = PEM_def_callback(buf, PEM_BUFSIZE, 1, u); + else + klen = cb(buf, PEM_BUFSIZE, 1, u); + if (klen <= 0) { + PEMerr(PEM_F_DO_PK8PKEY, PEM_R_READ_KEY); + PKCS8_PRIV_KEY_INFO_free(p8inf); + return 0; + } + + kstr = buf; + } + p8 = PKCS8_encrypt(nid, enc, kstr, klen, NULL, 0, 0, p8inf); + if (kstr == buf) + OPENSSL_cleanse(buf, klen); + PKCS8_PRIV_KEY_INFO_free(p8inf); + if (p8 == NULL) + return 0; + if (isder) + ret = i2d_PKCS8_bio(bp, p8); + else + ret = PEM_write_bio_PKCS8(bp, p8); + X509_SIG_free(p8); + return ret; + } else { + if (isder) + ret = i2d_PKCS8_PRIV_KEY_INFO_bio(bp, p8inf); + else + ret = PEM_write_bio_PKCS8_PRIV_KEY_INFO(bp, p8inf); + PKCS8_PRIV_KEY_INFO_free(p8inf); + return ret; + } +} + +EVP_PKEY *d2i_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, + void *u) +{ + PKCS8_PRIV_KEY_INFO *p8inf = NULL; + X509_SIG *p8 = NULL; + int klen; + EVP_PKEY *ret; + char psbuf[PEM_BUFSIZE]; + p8 = d2i_PKCS8_bio(bp, NULL); + if (!p8) + return NULL; + if (cb) + klen = cb(psbuf, PEM_BUFSIZE, 0, u); + else + klen = PEM_def_callback(psbuf, PEM_BUFSIZE, 0, u); + if (klen <= 0) { + PEMerr(PEM_F_D2I_PKCS8PRIVATEKEY_BIO, PEM_R_BAD_PASSWORD_READ); + X509_SIG_free(p8); + return NULL; + } + p8inf = PKCS8_decrypt(p8, psbuf, klen); + X509_SIG_free(p8); + OPENSSL_cleanse(psbuf, klen); + if (!p8inf) + return NULL; + ret = EVP_PKCS82PKEY(p8inf); + PKCS8_PRIV_KEY_INFO_free(p8inf); + if (!ret) + return NULL; + if (x) { + EVP_PKEY_free(*x); + *x = ret; + } + return ret; +} + +#ifndef OPENSSL_NO_STDIO + +int i2d_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc, + char *kstr, int klen, pem_password_cb *cb, void *u) +{ + return do_pk8pkey_fp(fp, x, 1, -1, enc, kstr, klen, cb, u); +} + +int i2d_PKCS8PrivateKey_nid_fp(FILE *fp, EVP_PKEY *x, int nid, + char *kstr, int klen, + pem_password_cb *cb, void *u) +{ + return do_pk8pkey_fp(fp, x, 1, nid, NULL, kstr, klen, cb, u); +} + +int PEM_write_PKCS8PrivateKey_nid(FILE *fp, EVP_PKEY *x, int nid, + char *kstr, int klen, + pem_password_cb *cb, void *u) +{ + return do_pk8pkey_fp(fp, x, 0, nid, NULL, kstr, klen, cb, u); +} + +int PEM_write_PKCS8PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc, + char *kstr, int klen, pem_password_cb *cb, + void *u) +{ + return do_pk8pkey_fp(fp, x, 0, -1, enc, kstr, klen, cb, u); +} + +static int do_pk8pkey_fp(FILE *fp, EVP_PKEY *x, int isder, int nid, + const EVP_CIPHER *enc, char *kstr, int klen, + pem_password_cb *cb, void *u) +{ + BIO *bp; + int ret; + + if ((bp = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) { + PEMerr(PEM_F_DO_PK8PKEY_FP, ERR_R_BUF_LIB); + return (0); + } + ret = do_pk8pkey(bp, x, isder, nid, enc, kstr, klen, cb, u); + BIO_free(bp); + return ret; +} + +EVP_PKEY *d2i_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, + void *u) +{ + BIO *bp; + EVP_PKEY *ret; + + if ((bp = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) { + PEMerr(PEM_F_D2I_PKCS8PRIVATEKEY_FP, ERR_R_BUF_LIB); + return NULL; + } + ret = d2i_PKCS8PrivateKey_bio(bp, x, cb, u); + BIO_free(bp); + return ret; +} + +#endif + +IMPLEMENT_PEM_rw(PKCS8, X509_SIG, PEM_STRING_PKCS8, X509_SIG) + + +IMPLEMENT_PEM_rw(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO, PEM_STRING_PKCS8INF, + PKCS8_PRIV_KEY_INFO) -- cgit v1.2.3