diff options
Diffstat (limited to 'package/libs/openssl')
12 files changed, 2527 insertions, 180 deletions
diff --git a/package/libs/openssl/Makefile b/package/libs/openssl/Makefile index 99a2afa3a2..04b00e2bf5 100644 --- a/package/libs/openssl/Makefile +++ b/package/libs/openssl/Makefile @@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk PKG_NAME:=openssl PKG_BASE:=1.1.1 -PKG_BUGFIX:=q +PKG_BUGFIX:=s PKG_VERSION:=$(PKG_BASE)$(PKG_BUGFIX) PKG_RELEASE:=1 PKG_USE_MIPS16:=0 @@ -26,7 +26,7 @@ PKG_SOURCE_URL:= \ ftp://ftp.pca.dfn.de/pub/tools/net/openssl/source/ \ ftp://ftp.pca.dfn.de/pub/tools/net/openssl/source/old/$(PKG_BASE)/ -PKG_HASH:=d7939ce614029cdff0b6c20f0e2e5703158a489a72b2507b8bd51bf8c8fd10ca +PKG_HASH:=c5ac01e760ee6ff0dab61d6b2bbd30146724d063eb322180c6f18a6f74e4b6aa PKG_LICENSE:=OpenSSL PKG_LICENSE_FILES:=LICENSE diff --git a/package/libs/openssl/patches/100-Configure-afalg-support.patch b/package/libs/openssl/patches/100-Configure-afalg-support.patch index d8789f4b45..906e1bb4b4 100644 --- a/package/libs/openssl/patches/100-Configure-afalg-support.patch +++ b/package/libs/openssl/patches/100-Configure-afalg-support.patch @@ -8,11 +8,9 @@ version to disable building the AFALG engine on openwrt targets. Signed-off-by: Eneas U de Queiroz <cote2004-github@yahoo.com> -diff --git a/Configure b/Configure -index 5a699836f3..74d057c219 100755 --- a/Configure +++ b/Configure -@@ -1548,7 +1548,9 @@ unless ($disabled{"crypto-mdebug-backtrace"}) +@@ -1548,7 +1548,9 @@ unless ($disabled{"crypto-mdebug-backtra unless ($disabled{afalgeng}) { $config{afalgeng}=""; diff --git a/package/libs/openssl/patches/110-openwrt_targets.patch b/package/libs/openssl/patches/110-openwrt_targets.patch index d0530b4661..b2786e8fee 100644 --- a/package/libs/openssl/patches/110-openwrt_targets.patch +++ b/package/libs/openssl/patches/110-openwrt_targets.patch @@ -7,9 +7,6 @@ Targets are named: linux-$(CONFIG_ARCH)-openwrt Signed-off-by: Eneas U de Queiroz <cote2004-github@yahoo.com> -diff --git a/Configurations/25-openwrt.conf b/Configurations/25-openwrt.conf -new file mode 100644 -index 0000000000..86a86d31e4 --- /dev/null +++ b/Configurations/25-openwrt.conf @@ -0,0 +1,48 @@ diff --git a/package/libs/openssl/patches/120-strip-cflags-from-binary.patch b/package/libs/openssl/patches/120-strip-cflags-from-binary.patch index 7faec9ab88..4a7dce366b 100644 --- a/package/libs/openssl/patches/120-strip-cflags-from-binary.patch +++ b/package/libs/openssl/patches/120-strip-cflags-from-binary.patch @@ -8,11 +8,9 @@ OpenSSL_version(OPENSSL_CFLAGS), or running openssl version -a Signed-off-by: Eneas U de Queiroz <cote2004-github@yahoo.com> -diff --git a/crypto/build.info b/crypto/build.info -index 2c619c62e8..893128345a 100644 --- a/crypto/build.info +++ b/crypto/build.info -@@ -10,7 +10,7 @@ EXTRA= ../ms/uplink-x86.pl ../ms/uplink.c ../ms/applink.c \ +@@ -10,7 +10,7 @@ EXTRA= ../ms/uplink-x86.pl ../ms/uplink ppccpuid.pl pariscid.pl alphacpuid.pl arm64cpuid.pl armv4cpuid.pl DEPEND[cversion.o]=buildinf.h diff --git a/package/libs/openssl/patches/130-dont-build-tests-fuzz.patch b/package/libs/openssl/patches/130-dont-build-tests-fuzz.patch index 7f33cb9dae..1117f7152f 100644 --- a/package/libs/openssl/patches/130-dont-build-tests-fuzz.patch +++ b/package/libs/openssl/patches/130-dont-build-tests-fuzz.patch @@ -7,11 +7,9 @@ This shortens build time. Signed-off-by: Eneas U de Queiroz <cote2004-github@yahoo.com> -diff --git a/Configure b/Configure -index 74d057c219..5813e9f8fe 100755 --- a/Configure +++ b/Configure -@@ -318,7 +318,7 @@ my $auto_threads=1; # enable threads automatically? true by default +@@ -318,7 +318,7 @@ my $auto_threads=1; # enable threads my $default_ranlib; # Top level directories to build diff --git a/package/libs/openssl/patches/140-allow-prefer-chacha20.patch b/package/libs/openssl/patches/140-allow-prefer-chacha20.patch index b293db28f7..582b33a871 100644 --- a/package/libs/openssl/patches/140-allow-prefer-chacha20.patch +++ b/package/libs/openssl/patches/140-allow-prefer-chacha20.patch @@ -14,8 +14,6 @@ when the client has it on top of its ciphersuite preference. Signed-off-by: Eneas U de Queiroz <cote2004-github@yahoo.com> -diff --git a/include/openssl/ssl.h b/include/openssl/ssl.h -index 6724ccf2d2..96d959427e 100644 --- a/include/openssl/ssl.h +++ b/include/openssl/ssl.h @@ -173,9 +173,15 @@ extern "C" { @@ -37,11 +35,9 @@ index 6724ccf2d2..96d959427e 100644 # else # define TLS_DEFAULT_CIPHERSUITES "TLS_AES_256_GCM_SHA384:" \ "TLS_AES_128_GCM_SHA256" -diff --git a/ssl/ssl_ciph.c b/ssl/ssl_ciph.c -index 27a1b2ec68..7039811323 100644 --- a/ssl/ssl_ciph.c +++ b/ssl/ssl_ciph.c -@@ -1467,11 +1467,29 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method, +@@ -1465,11 +1465,29 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_ ssl_cipher_apply_rule(0, SSL_kECDHE, 0, 0, 0, 0, 0, CIPHER_DEL, -1, &head, &tail); @@ -71,7 +67,7 @@ index 27a1b2ec68..7039811323 100644 /* * ...and generally, our preferred cipher is AES. -@@ -1527,7 +1545,7 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method, +@@ -1525,7 +1543,7 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_ * Within each group, ciphers remain sorted by strength and previous * preference, i.e., * 1) ECDHE > DHE diff --git a/package/libs/openssl/patches/400-eng_devcrypto-save-ioctl-if-EVP_MD_.FLAG_ONESHOT.patch b/package/libs/openssl/patches/400-eng_devcrypto-save-ioctl-if-EVP_MD_.FLAG_ONESHOT.patch index 84c68b16a2..57962ec9c7 100644 --- a/package/libs/openssl/patches/400-eng_devcrypto-save-ioctl-if-EVP_MD_.FLAG_ONESHOT.patch +++ b/package/libs/openssl/patches/400-eng_devcrypto-save-ioctl-if-EVP_MD_.FLAG_ONESHOT.patch @@ -14,8 +14,6 @@ Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com> Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/7585) -diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c -index a727c6f646..a2c9a966f7 100644 --- a/crypto/engine/eng_devcrypto.c +++ b/crypto/engine/eng_devcrypto.c @@ -461,6 +461,7 @@ struct digest_ctx { @@ -26,7 +24,7 @@ index a727c6f646..a2c9a966f7 100644 }; static const struct digest_data_st { -@@ -564,12 +565,15 @@ static int digest_update(EVP_MD_CTX *ctx, const void *data, size_t count) +@@ -564,12 +565,15 @@ static int digest_update(EVP_MD_CTX *ctx if (digest_ctx == NULL) return 0; @@ -46,7 +44,7 @@ index a727c6f646..a2c9a966f7 100644 } static int digest_final(EVP_MD_CTX *ctx, unsigned char *md) -@@ -579,7 +583,10 @@ static int digest_final(EVP_MD_CTX *ctx, unsigned char *md) +@@ -579,7 +583,10 @@ static int digest_final(EVP_MD_CTX *ctx, if (md == NULL || digest_ctx == NULL) return 0; diff --git a/package/libs/openssl/patches/410-eng_devcrypto-add-configuration-options.patch b/package/libs/openssl/patches/410-eng_devcrypto-add-configuration-options.patch index 6d0fbfc982..bad7a37256 100644 --- a/package/libs/openssl/patches/410-eng_devcrypto-add-configuration-options.patch +++ b/package/libs/openssl/patches/410-eng_devcrypto-add-configuration-options.patch @@ -13,7 +13,6 @@ Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com> Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/7585) -diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c --- a/crypto/engine/eng_devcrypto.c +++ b/crypto/engine/eng_devcrypto.c @@ -16,6 +16,7 @@ @@ -79,7 +78,7 @@ diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c /* * Code further down must make sure that only NIDs in the table above -@@ -333,19 +367,40 @@ static int cipher_cleanup(EVP_CIPHER_CTX *ctx) +@@ -333,19 +367,40 @@ static int cipher_cleanup(EVP_CIPHER_CTX } /* @@ -185,7 +184,7 @@ diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c static const EVP_CIPHER *get_cipher_method(int nid) { size_t i = get_cipher_data_index(nid); -@@ -438,6 +520,36 @@ static int devcrypto_ciphers(ENGINE *e, const EVP_CIPHER **cipher, +@@ -438,6 +520,36 @@ static int devcrypto_ciphers(ENGINE *e, return *cipher != NULL; } @@ -246,7 +245,7 @@ diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c /* * Code further down must make sure that only NIDs in the table above -@@ -516,8 +637,8 @@ static const struct digest_data_st *get_digest_data(int nid) +@@ -516,8 +637,8 @@ static const struct digest_data_st *get_ } /* @@ -257,7 +256,7 @@ diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c */ static int digest_init(EVP_MD_CTX *ctx) -@@ -630,52 +751,94 @@ static int digest_cleanup(EVP_MD_CTX *ctx) +@@ -630,52 +751,94 @@ static int digest_cleanup(EVP_MD_CTX *ct return clean_devcrypto_session(&digest_ctx->sess); } @@ -402,7 +401,7 @@ diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c } } -@@ -739,8 +909,154 @@ static int devcrypto_digests(ENGINE *e, const EVP_MD **digest, +@@ -739,7 +909,153 @@ static int devcrypto_digests(ENGINE *e, return *digest != NULL; } @@ -478,8 +477,8 @@ diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c + "DIGESTS", + "either ALL, NONE, or a comma-separated list of digests to enable [default=ALL]", + ENGINE_CMD_FLAG_STRING}, - #endif - ++#endif ++ + {0, NULL, NULL, 0} +}; + @@ -503,7 +502,7 @@ diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c + use_softdrivers = i; +#ifdef IMPLEMENT_DIGEST + rebuild_known_digest_nids(e); -+#endif + #endif + rebuild_known_cipher_nids(e); + return 1; +#endif /* CIOCGSESSINFO */ @@ -553,10 +552,9 @@ diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c + } + return 0; +} -+ + /****************************************************************************** * - * LOAD / UNLOAD @@ -806,6 +1122,8 @@ void engine_load_devcrypto_int() if (!ENGINE_set_id(e, "devcrypto") diff --git a/package/libs/openssl/patches/420-eng_devcrypto-add-command-to-dump-driver-info.patch b/package/libs/openssl/patches/420-eng_devcrypto-add-command-to-dump-driver-info.patch index ad83a51a10..b7e1f6a411 100644 --- a/package/libs/openssl/patches/420-eng_devcrypto-add-command-to-dump-driver-info.patch +++ b/package/libs/openssl/patches/420-eng_devcrypto-add-command-to-dump-driver-info.patch @@ -11,11 +11,9 @@ Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com> Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/7585) -diff --git a/crypto/engine/eng_devcrypto.c b/crypto/engine/eng_devcrypto.c -index 5ec38ca8f3..64dc6b891d 100644 --- a/crypto/engine/eng_devcrypto.c +++ b/crypto/engine/eng_devcrypto.c -@@ -50,16 +50,20 @@ static int use_softdrivers = DEVCRYPTO_DEFAULT_USE_SOFDTRIVERS; +@@ -50,16 +50,20 @@ static int use_softdrivers = DEVCRYPTO_D */ struct driver_info_st { enum devcrypto_status_t { @@ -82,7 +80,7 @@ index 5ec38ca8f3..64dc6b891d 100644 #endif /* CIOCGSESSINFO */ } ioctl(cfd, CIOCFSESSION, &sess.ses); -@@ -505,8 +514,11 @@ static void destroy_all_cipher_methods(void) +@@ -505,8 +514,11 @@ static void destroy_all_cipher_methods(v { size_t i; @@ -95,7 +93,7 @@ index 5ec38ca8f3..64dc6b891d 100644 } static int devcrypto_ciphers(ENGINE *e, const EVP_CIPHER **cipher, -@@ -550,6 +562,40 @@ static int cryptodev_select_cipher_cb(const char *str, int len, void *usr) +@@ -550,6 +562,40 @@ static int cryptodev_select_cipher_cb(co return 1; } @@ -190,7 +188,7 @@ index 5ec38ca8f3..64dc6b891d 100644 EVP_MD_meth_free(known_digest_methods[i]); known_digest_methods[i] = NULL; goto finish; -@@ -894,8 +945,11 @@ static void destroy_all_digest_methods(void) +@@ -894,8 +945,11 @@ static void destroy_all_digest_methods(v { size_t i; @@ -203,7 +201,7 @@ index 5ec38ca8f3..64dc6b891d 100644 } static int devcrypto_digests(ENGINE *e, const EVP_MD **digest, -@@ -939,6 +993,43 @@ static int cryptodev_select_digest_cb(const char *str, int len, void *usr) +@@ -939,6 +993,43 @@ static int cryptodev_select_digest_cb(co return 1; } @@ -247,7 +245,7 @@ index 5ec38ca8f3..64dc6b891d 100644 #endif /****************************************************************************** -@@ -983,6 +1074,11 @@ static const ENGINE_CMD_DEFN devcrypto_cmds[] = { +@@ -983,6 +1074,11 @@ static const ENGINE_CMD_DEFN devcrypto_c ENGINE_CMD_FLAG_STRING}, #endif @@ -259,7 +257,7 @@ index 5ec38ca8f3..64dc6b891d 100644 {0, NULL, NULL, 0} }; -@@ -1051,6 +1147,13 @@ static int devcrypto_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void)) +@@ -1051,6 +1147,13 @@ static int devcrypto_ctrl(ENGINE *e, int return 1; #endif /* IMPLEMENT_DIGEST */ diff --git a/package/libs/openssl/patches/430-e_devcrypto-make-the-dev-crypto-engine-dynamic.patch b/package/libs/openssl/patches/430-e_devcrypto-make-the-dev-crypto-engine-dynamic.patch index 0b2f345eef..00c74972ab 100644 --- a/package/libs/openssl/patches/430-e_devcrypto-make-the-dev-crypto-engine-dynamic.patch +++ b/package/libs/openssl/patches/430-e_devcrypto-make-the-dev-crypto-engine-dynamic.patch @@ -8,8 +8,6 @@ engines/e_devcrypto.c. Signed-off-by: Eneas U de Queiroz <cote2004-github@yahoo.com> -diff --git a/crypto/engine/build.info b/crypto/engine/build.info -index e00802a3fd..47fe948966 100644 --- a/crypto/engine/build.info +++ b/crypto/engine/build.info @@ -6,6 +6,3 @@ SOURCE[../../libcrypto]=\ @@ -19,11 +17,9 @@ index e00802a3fd..47fe948966 100644 -IF[{- !$disabled{devcryptoeng} -}] - SOURCE[../../libcrypto]=eng_devcrypto.c -ENDIF -diff --git a/crypto/init.c b/crypto/init.c -index 1b0d523bea..ee3e2eb075 100644 --- a/crypto/init.c +++ b/crypto/init.c -@@ -328,18 +328,6 @@ DEFINE_RUN_ONCE_STATIC(ossl_init_engine_openssl) +@@ -328,18 +328,6 @@ DEFINE_RUN_ONCE_STATIC(ossl_init_engine_ engine_load_openssl_int(); return 1; } @@ -42,7 +38,7 @@ index 1b0d523bea..ee3e2eb075 100644 # ifndef OPENSSL_NO_RDRAND static CRYPTO_ONCE engine_rdrand = CRYPTO_ONCE_STATIC_INIT; -@@ -364,6 +352,18 @@ DEFINE_RUN_ONCE_STATIC(ossl_init_engine_dynamic) +@@ -364,6 +352,18 @@ DEFINE_RUN_ONCE_STATIC(ossl_init_engine_ return 1; } # ifndef OPENSSL_NO_STATIC_ENGINE @@ -61,7 +57,7 @@ index 1b0d523bea..ee3e2eb075 100644 # if !defined(OPENSSL_NO_HW) && !defined(OPENSSL_NO_HW_PADLOCK) static CRYPTO_ONCE engine_padlock = CRYPTO_ONCE_STATIC_INIT; DEFINE_RUN_ONCE_STATIC(ossl_init_engine_padlock) -@@ -704,11 +704,6 @@ int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings) +@@ -704,11 +704,6 @@ int OPENSSL_init_crypto(uint64_t opts, c if ((opts & OPENSSL_INIT_ENGINE_OPENSSL) && !RUN_ONCE(&engine_openssl, ossl_init_engine_openssl)) return 0; @@ -73,7 +69,7 @@ index 1b0d523bea..ee3e2eb075 100644 # ifndef OPENSSL_NO_RDRAND if ((opts & OPENSSL_INIT_ENGINE_RDRAND) && !RUN_ONCE(&engine_rdrand, ossl_init_engine_rdrand)) -@@ -718,6 +713,11 @@ int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings) +@@ -718,6 +713,11 @@ int OPENSSL_init_crypto(uint64_t opts, c && !RUN_ONCE(&engine_dynamic, ossl_init_engine_dynamic)) return 0; # ifndef OPENSSL_NO_STATIC_ENGINE @@ -85,8 +81,6 @@ index 1b0d523bea..ee3e2eb075 100644 # if !defined(OPENSSL_NO_HW) && !defined(OPENSSL_NO_HW_PADLOCK) if ((opts & OPENSSL_INIT_ENGINE_PADLOCK) && !RUN_ONCE(&engine_padlock, ossl_init_engine_padlock)) -diff --git a/engines/build.info b/engines/build.info -index 1db771971c..33a25d7004 100644 --- a/engines/build.info +++ b/engines/build.info @@ -11,6 +11,9 @@ IF[{- !$disabled{"engine"} -}] @@ -112,59 +106,1177 @@ index 1db771971c..33a25d7004 100644 ENGINES_NO_INST=ossltest dasync SOURCE[dasync]=e_dasync.c -diff --git a/crypto/engine/eng_devcrypto.c b/engines/e_devcrypto.c -similarity index 95% -rename from crypto/engine/eng_devcrypto.c -rename to engines/e_devcrypto.c -index 2c1b52d572..eff1ed3a7d 100644 --- a/crypto/engine/eng_devcrypto.c -+++ b/engines/e_devcrypto.c -@@ -7,7 +7,7 @@ - * https://www.openssl.org/source/license.html - */ - ++++ /dev/null +@@ -1,1277 +0,0 @@ +-/* +- * Copyright 2017-2021 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 "e_os.h" -+#include "../e_os.h" - #include <string.h> - #include <sys/types.h> - #include <sys/stat.h> -@@ -31,18 +31,20 @@ - # define CHECK_BSD_STYLE_MACROS - #endif - -+#define engine_devcrypto_id "devcrypto" -+ - /* - * ONE global file descriptor for all sessions. This allows operations - * such as digest session data copying (see digest_copy()), but is also - * saner... why re-open /dev/crypto for every session? - */ +-#include <string.h> +-#include <sys/types.h> +-#include <sys/stat.h> +-#include <fcntl.h> +-#include <sys/ioctl.h> +-#include <unistd.h> +-#include <assert.h> +- +-#include <openssl/conf.h> +-#include <openssl/evp.h> +-#include <openssl/err.h> +-#include <openssl/engine.h> +-#include <openssl/objects.h> +-#include <crypto/cryptodev.h> +- +-#include "crypto/engine.h" +- +-/* #define ENGINE_DEVCRYPTO_DEBUG */ +- +-#if CRYPTO_ALGORITHM_MIN < CRYPTO_ALGORITHM_MAX +-# define CHECK_BSD_STYLE_MACROS +-#endif +- +-/* +- * ONE global file descriptor for all sessions. This allows operations +- * such as digest session data copying (see digest_copy()), but is also +- * saner... why re-open /dev/crypto for every session? +- */ -static int cfd; -+static int cfd = -1; - #define DEVCRYPTO_REQUIRE_ACCELERATED 0 /* require confirmation of acceleration */ - #define DEVCRYPTO_USE_SOFTWARE 1 /* allow software drivers */ - #define DEVCRYPTO_REJECT_SOFTWARE 2 /* only disallow confirmed software drivers */ - +-#define DEVCRYPTO_REQUIRE_ACCELERATED 0 /* require confirmation of acceleration */ +-#define DEVCRYPTO_USE_SOFTWARE 1 /* allow software drivers */ +-#define DEVCRYPTO_REJECT_SOFTWARE 2 /* only disallow confirmed software drivers */ +- -#define DEVCRYPTO_DEFAULT_USE_SOFDTRIVERS DEVCRYPTO_REJECT_SOFTWARE -static int use_softdrivers = DEVCRYPTO_DEFAULT_USE_SOFDTRIVERS; -+#define DEVCRYPTO_DEFAULT_USE_SOFTDRIVERS DEVCRYPTO_REJECT_SOFTWARE -+static int use_softdrivers = DEVCRYPTO_DEFAULT_USE_SOFTDRIVERS; - - /* - * cipher/digest status & acceleration definitions -@@ -1058,7 +1060,7 @@ static const ENGINE_CMD_DEFN devcrypto_cmds[] = { - OPENSSL_MSTR(DEVCRYPTO_USE_SOFTWARE) "=allow all drivers, " - OPENSSL_MSTR(DEVCRYPTO_REJECT_SOFTWARE) - "=use if acceleration can't be determined) [default=" +- +-/* +- * cipher/digest status & acceleration definitions +- * Make sure the defaults are set to 0 +- */ +-struct driver_info_st { +- enum devcrypto_status_t { +- DEVCRYPTO_STATUS_FAILURE = -3, /* unusable for other reason */ +- DEVCRYPTO_STATUS_NO_CIOCCPHASH = -2, /* hash state copy not supported */ +- DEVCRYPTO_STATUS_NO_CIOCGSESSION = -1, /* session open failed */ +- DEVCRYPTO_STATUS_UNKNOWN = 0, /* not tested yet */ +- DEVCRYPTO_STATUS_USABLE = 1 /* algo can be used */ +- } status; +- +- enum devcrypto_accelerated_t { +- DEVCRYPTO_NOT_ACCELERATED = -1, /* software implemented */ +- DEVCRYPTO_ACCELERATION_UNKNOWN = 0, /* acceleration support unkown */ +- DEVCRYPTO_ACCELERATED = 1 /* hardware accelerated */ +- } accelerated; +- +- char *driver_name; +-}; +- +-static int clean_devcrypto_session(struct session_op *sess) { +- if (ioctl(cfd, CIOCFSESSION, &sess->ses) < 0) { +- SYSerr(SYS_F_IOCTL, errno); +- return 0; +- } +- memset(sess, 0, sizeof(struct session_op)); +- return 1; +-} +- +-/****************************************************************************** +- * +- * Ciphers +- * +- * Because they all do the same basic operation, we have only one set of +- * method functions for them all to share, and a mapping table between +- * NIDs and cryptodev IDs, with all the necessary size data. +- * +- *****/ +- +-struct cipher_ctx { +- struct session_op sess; +- int op; /* COP_ENCRYPT or COP_DECRYPT */ +- unsigned long mode; /* EVP_CIPH_*_MODE */ +- +- /* to handle ctr mode being a stream cipher */ +- unsigned char partial[EVP_MAX_BLOCK_LENGTH]; +- unsigned int blocksize, num; +-}; +- +-static const struct cipher_data_st { +- int nid; +- int blocksize; +- int keylen; +- int ivlen; +- int flags; +- int devcryptoid; +-} cipher_data[] = { +-#ifndef OPENSSL_NO_DES +- { NID_des_cbc, 8, 8, 8, EVP_CIPH_CBC_MODE, CRYPTO_DES_CBC }, +- { NID_des_ede3_cbc, 8, 24, 8, EVP_CIPH_CBC_MODE, CRYPTO_3DES_CBC }, +-#endif +-#ifndef OPENSSL_NO_BF +- { NID_bf_cbc, 8, 16, 8, EVP_CIPH_CBC_MODE, CRYPTO_BLF_CBC }, +-#endif +-#ifndef OPENSSL_NO_CAST +- { NID_cast5_cbc, 8, 16, 8, EVP_CIPH_CBC_MODE, CRYPTO_CAST_CBC }, +-#endif +- { NID_aes_128_cbc, 16, 128 / 8, 16, EVP_CIPH_CBC_MODE, CRYPTO_AES_CBC }, +- { NID_aes_192_cbc, 16, 192 / 8, 16, EVP_CIPH_CBC_MODE, CRYPTO_AES_CBC }, +- { NID_aes_256_cbc, 16, 256 / 8, 16, EVP_CIPH_CBC_MODE, CRYPTO_AES_CBC }, +-#ifndef OPENSSL_NO_RC4 +- { NID_rc4, 1, 16, 0, EVP_CIPH_STREAM_CIPHER, CRYPTO_ARC4 }, +-#endif +-#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_AES_CTR) +- { NID_aes_128_ctr, 16, 128 / 8, 16, EVP_CIPH_CTR_MODE, CRYPTO_AES_CTR }, +- { NID_aes_192_ctr, 16, 192 / 8, 16, EVP_CIPH_CTR_MODE, CRYPTO_AES_CTR }, +- { NID_aes_256_ctr, 16, 256 / 8, 16, EVP_CIPH_CTR_MODE, CRYPTO_AES_CTR }, +-#endif +-#if 0 /* Not yet supported */ +- { NID_aes_128_xts, 16, 128 / 8 * 2, 16, EVP_CIPH_XTS_MODE, CRYPTO_AES_XTS }, +- { NID_aes_256_xts, 16, 256 / 8 * 2, 16, EVP_CIPH_XTS_MODE, CRYPTO_AES_XTS }, +-#endif +-#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_AES_ECB) +- { NID_aes_128_ecb, 16, 128 / 8, 0, EVP_CIPH_ECB_MODE, CRYPTO_AES_ECB }, +- { NID_aes_192_ecb, 16, 192 / 8, 0, EVP_CIPH_ECB_MODE, CRYPTO_AES_ECB }, +- { NID_aes_256_ecb, 16, 256 / 8, 0, EVP_CIPH_ECB_MODE, CRYPTO_AES_ECB }, +-#endif +-#if 0 /* Not yet supported */ +- { NID_aes_128_gcm, 16, 128 / 8, 16, EVP_CIPH_GCM_MODE, CRYPTO_AES_GCM }, +- { NID_aes_192_gcm, 16, 192 / 8, 16, EVP_CIPH_GCM_MODE, CRYPTO_AES_GCM }, +- { NID_aes_256_gcm, 16, 256 / 8, 16, EVP_CIPH_GCM_MODE, CRYPTO_AES_GCM }, +-#endif +-#ifndef OPENSSL_NO_CAMELLIA +- { NID_camellia_128_cbc, 16, 128 / 8, 16, EVP_CIPH_CBC_MODE, +- CRYPTO_CAMELLIA_CBC }, +- { NID_camellia_192_cbc, 16, 192 / 8, 16, EVP_CIPH_CBC_MODE, +- CRYPTO_CAMELLIA_CBC }, +- { NID_camellia_256_cbc, 16, 256 / 8, 16, EVP_CIPH_CBC_MODE, +- CRYPTO_CAMELLIA_CBC }, +-#endif +-}; +- +-static size_t find_cipher_data_index(int nid) +-{ +- size_t i; +- +- for (i = 0; i < OSSL_NELEM(cipher_data); i++) +- if (nid == cipher_data[i].nid) +- return i; +- return (size_t)-1; +-} +- +-static size_t get_cipher_data_index(int nid) +-{ +- size_t i = find_cipher_data_index(nid); +- +- if (i != (size_t)-1) +- return i; +- +- /* +- * Code further down must make sure that only NIDs in the table above +- * are used. If any other NID reaches this function, there's a grave +- * coding error further down. +- */ +- assert("Code that never should be reached" == NULL); +- return -1; +-} +- +-static const struct cipher_data_st *get_cipher_data(int nid) +-{ +- return &cipher_data[get_cipher_data_index(nid)]; +-} +- +-/* +- * Following are the three necessary functions to map OpenSSL functionality +- * with cryptodev. +- */ +- +-static int cipher_init(EVP_CIPHER_CTX *ctx, const unsigned char *key, +- const unsigned char *iv, int enc) +-{ +- struct cipher_ctx *cipher_ctx = +- (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); +- const struct cipher_data_st *cipher_d = +- get_cipher_data(EVP_CIPHER_CTX_nid(ctx)); +- +- /* cleanup a previous session */ +- if (cipher_ctx->sess.ses != 0 && +- clean_devcrypto_session(&cipher_ctx->sess) == 0) +- return 0; +- +- cipher_ctx->sess.cipher = cipher_d->devcryptoid; +- cipher_ctx->sess.keylen = cipher_d->keylen; +- cipher_ctx->sess.key = (void *)key; +- cipher_ctx->op = enc ? COP_ENCRYPT : COP_DECRYPT; +- cipher_ctx->mode = cipher_d->flags & EVP_CIPH_MODE; +- cipher_ctx->blocksize = cipher_d->blocksize; +- if (ioctl(cfd, CIOCGSESSION, &cipher_ctx->sess) < 0) { +- SYSerr(SYS_F_IOCTL, errno); +- return 0; +- } +- +- return 1; +-} +- +-static int cipher_do_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, +- const unsigned char *in, size_t inl) +-{ +- struct cipher_ctx *cipher_ctx = +- (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); +- struct crypt_op cryp; +- unsigned char *iv = EVP_CIPHER_CTX_iv_noconst(ctx); +-#if !defined(COP_FLAG_WRITE_IV) +- unsigned char saved_iv[EVP_MAX_IV_LENGTH]; +- const unsigned char *ivptr; +- size_t nblocks, ivlen; +-#endif +- +- memset(&cryp, 0, sizeof(cryp)); +- cryp.ses = cipher_ctx->sess.ses; +- cryp.len = inl; +- cryp.src = (void *)in; +- cryp.dst = (void *)out; +- cryp.iv = (void *)iv; +- cryp.op = cipher_ctx->op; +-#if !defined(COP_FLAG_WRITE_IV) +- cryp.flags = 0; +- +- ivlen = EVP_CIPHER_CTX_iv_length(ctx); +- if (ivlen > 0) +- switch (cipher_ctx->mode) { +- case EVP_CIPH_CBC_MODE: +- assert(inl >= ivlen); +- if (!EVP_CIPHER_CTX_encrypting(ctx)) { +- ivptr = in + inl - ivlen; +- memcpy(saved_iv, ivptr, ivlen); +- } +- break; +- +- case EVP_CIPH_CTR_MODE: +- break; +- +- default: /* should not happen */ +- return 0; +- } +-#else +- cryp.flags = COP_FLAG_WRITE_IV; +-#endif +- +- if (ioctl(cfd, CIOCCRYPT, &cryp) < 0) { +- SYSerr(SYS_F_IOCTL, errno); +- return 0; +- } +- +-#if !defined(COP_FLAG_WRITE_IV) +- if (ivlen > 0) +- switch (cipher_ctx->mode) { +- case EVP_CIPH_CBC_MODE: +- assert(inl >= ivlen); +- if (EVP_CIPHER_CTX_encrypting(ctx)) +- ivptr = out + inl - ivlen; +- else +- ivptr = saved_iv; +- +- memcpy(iv, ivptr, ivlen); +- break; +- +- case EVP_CIPH_CTR_MODE: +- nblocks = (inl + cipher_ctx->blocksize - 1) +- / cipher_ctx->blocksize; +- do { +- ivlen--; +- nblocks += iv[ivlen]; +- iv[ivlen] = (uint8_t) nblocks; +- nblocks >>= 8; +- } while (ivlen); +- break; +- +- default: /* should not happen */ +- return 0; +- } +-#endif +- +- return 1; +-} +- +-static int ctr_do_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, +- const unsigned char *in, size_t inl) +-{ +- struct cipher_ctx *cipher_ctx = +- (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); +- size_t nblocks, len; +- +- /* initial partial block */ +- while (cipher_ctx->num && inl) { +- (*out++) = *(in++) ^ cipher_ctx->partial[cipher_ctx->num]; +- --inl; +- cipher_ctx->num = (cipher_ctx->num + 1) % cipher_ctx->blocksize; +- } +- +- /* full blocks */ +- if (inl > (unsigned int) cipher_ctx->blocksize) { +- nblocks = inl/cipher_ctx->blocksize; +- len = nblocks * cipher_ctx->blocksize; +- if (cipher_do_cipher(ctx, out, in, len) < 1) +- return 0; +- inl -= len; +- out += len; +- in += len; +- } +- +- /* final partial block */ +- if (inl) { +- memset(cipher_ctx->partial, 0, cipher_ctx->blocksize); +- if (cipher_do_cipher(ctx, cipher_ctx->partial, cipher_ctx->partial, +- cipher_ctx->blocksize) < 1) +- return 0; +- while (inl--) { +- out[cipher_ctx->num] = in[cipher_ctx->num] +- ^ cipher_ctx->partial[cipher_ctx->num]; +- cipher_ctx->num++; +- } +- } +- +- return 1; +-} +- +-static int cipher_ctrl(EVP_CIPHER_CTX *ctx, int type, int p1, void* p2) +-{ +- struct cipher_ctx *cipher_ctx = +- (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); +- EVP_CIPHER_CTX *to_ctx = (EVP_CIPHER_CTX *)p2; +- struct cipher_ctx *to_cipher_ctx; +- +- switch (type) { +- case EVP_CTRL_COPY: +- if (cipher_ctx == NULL) +- return 1; +- /* when copying the context, a new session needs to be initialized */ +- to_cipher_ctx = +- (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(to_ctx); +- memset(&to_cipher_ctx->sess, 0, sizeof(to_cipher_ctx->sess)); +- return cipher_init(to_ctx, cipher_ctx->sess.key, EVP_CIPHER_CTX_iv(ctx), +- (cipher_ctx->op == COP_ENCRYPT)); +- +- case EVP_CTRL_INIT: +- memset(&cipher_ctx->sess, 0, sizeof(cipher_ctx->sess)); +- return 1; +- +- default: +- break; +- } +- +- return -1; +-} +- +-static int cipher_cleanup(EVP_CIPHER_CTX *ctx) +-{ +- struct cipher_ctx *cipher_ctx = +- (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); +- +- return clean_devcrypto_session(&cipher_ctx->sess); +-} +- +-/* +- * Keep tables of known nids, associated methods, selected ciphers, and driver +- * info. +- * Note that known_cipher_nids[] isn't necessarily indexed the same way as +- * cipher_data[] above, which the other tables are. +- */ +-static int known_cipher_nids[OSSL_NELEM(cipher_data)]; +-static int known_cipher_nids_amount = -1; /* -1 indicates not yet initialised */ +-static EVP_CIPHER *known_cipher_methods[OSSL_NELEM(cipher_data)] = { NULL, }; +-static int selected_ciphers[OSSL_NELEM(cipher_data)]; +-static struct driver_info_st cipher_driver_info[OSSL_NELEM(cipher_data)]; +- +- +-static int devcrypto_test_cipher(size_t cipher_data_index) +-{ +- return (cipher_driver_info[cipher_data_index].status == DEVCRYPTO_STATUS_USABLE +- && selected_ciphers[cipher_data_index] == 1 +- && (cipher_driver_info[cipher_data_index].accelerated +- == DEVCRYPTO_ACCELERATED +- || use_softdrivers == DEVCRYPTO_USE_SOFTWARE +- || (cipher_driver_info[cipher_data_index].accelerated +- != DEVCRYPTO_NOT_ACCELERATED +- && use_softdrivers == DEVCRYPTO_REJECT_SOFTWARE))); +-} +- +-static void prepare_cipher_methods(void) +-{ +- size_t i; +- struct session_op sess; +- unsigned long cipher_mode; +-#ifdef CIOCGSESSINFO +- struct session_info_op siop; +-#endif +- +- memset(&cipher_driver_info, 0, sizeof(cipher_driver_info)); +- +- memset(&sess, 0, sizeof(sess)); +- sess.key = (void *)"01234567890123456789012345678901234567890123456789"; +- +- for (i = 0, known_cipher_nids_amount = 0; +- i < OSSL_NELEM(cipher_data); i++) { +- +- selected_ciphers[i] = 1; +- /* +- * Check that the cipher is usable +- */ +- sess.cipher = cipher_data[i].devcryptoid; +- sess.keylen = cipher_data[i].keylen; +- if (ioctl(cfd, CIOCGSESSION, &sess) < 0) { +- cipher_driver_info[i].status = DEVCRYPTO_STATUS_NO_CIOCGSESSION; +- continue; +- } +- +- cipher_mode = cipher_data[i].flags & EVP_CIPH_MODE; +- +- if ((known_cipher_methods[i] = +- EVP_CIPHER_meth_new(cipher_data[i].nid, +- cipher_mode == EVP_CIPH_CTR_MODE ? 1 : +- cipher_data[i].blocksize, +- cipher_data[i].keylen)) == NULL +- || !EVP_CIPHER_meth_set_iv_length(known_cipher_methods[i], +- cipher_data[i].ivlen) +- || !EVP_CIPHER_meth_set_flags(known_cipher_methods[i], +- cipher_data[i].flags +- | EVP_CIPH_CUSTOM_COPY +- | EVP_CIPH_CTRL_INIT +- | EVP_CIPH_FLAG_DEFAULT_ASN1) +- || !EVP_CIPHER_meth_set_init(known_cipher_methods[i], cipher_init) +- || !EVP_CIPHER_meth_set_do_cipher(known_cipher_methods[i], +- cipher_mode == EVP_CIPH_CTR_MODE ? +- ctr_do_cipher : +- cipher_do_cipher) +- || !EVP_CIPHER_meth_set_ctrl(known_cipher_methods[i], cipher_ctrl) +- || !EVP_CIPHER_meth_set_cleanup(known_cipher_methods[i], +- cipher_cleanup) +- || !EVP_CIPHER_meth_set_impl_ctx_size(known_cipher_methods[i], +- sizeof(struct cipher_ctx))) { +- cipher_driver_info[i].status = DEVCRYPTO_STATUS_FAILURE; +- EVP_CIPHER_meth_free(known_cipher_methods[i]); +- known_cipher_methods[i] = NULL; +- } else { +- cipher_driver_info[i].status = DEVCRYPTO_STATUS_USABLE; +-#ifdef CIOCGSESSINFO +- siop.ses = sess.ses; +- if (ioctl(cfd, CIOCGSESSINFO, &siop) < 0) { +- cipher_driver_info[i].accelerated = DEVCRYPTO_ACCELERATION_UNKNOWN; +- } else { +- cipher_driver_info[i].driver_name = +- OPENSSL_strndup(siop.cipher_info.cra_driver_name, +- CRYPTODEV_MAX_ALG_NAME); +- if (!(siop.flags & SIOP_FLAG_KERNEL_DRIVER_ONLY)) +- cipher_driver_info[i].accelerated = DEVCRYPTO_NOT_ACCELERATED; +- else +- cipher_driver_info[i].accelerated = DEVCRYPTO_ACCELERATED; +- } +-#endif /* CIOCGSESSINFO */ +- } +- ioctl(cfd, CIOCFSESSION, &sess.ses); +- if (devcrypto_test_cipher(i)) { +- known_cipher_nids[known_cipher_nids_amount++] = +- cipher_data[i].nid; +- } +- } +-} +- +-static void rebuild_known_cipher_nids(ENGINE *e) +-{ +- size_t i; +- +- for (i = 0, known_cipher_nids_amount = 0; i < OSSL_NELEM(cipher_data); i++) { +- if (devcrypto_test_cipher(i)) +- known_cipher_nids[known_cipher_nids_amount++] = cipher_data[i].nid; +- } +- ENGINE_unregister_ciphers(e); +- ENGINE_register_ciphers(e); +-} +- +-static const EVP_CIPHER *get_cipher_method(int nid) +-{ +- size_t i = get_cipher_data_index(nid); +- +- if (i == (size_t)-1) +- return NULL; +- return known_cipher_methods[i]; +-} +- +-static int get_cipher_nids(const int **nids) +-{ +- *nids = known_cipher_nids; +- return known_cipher_nids_amount; +-} +- +-static void destroy_cipher_method(int nid) +-{ +- size_t i = get_cipher_data_index(nid); +- +- EVP_CIPHER_meth_free(known_cipher_methods[i]); +- known_cipher_methods[i] = NULL; +-} +- +-static void destroy_all_cipher_methods(void) +-{ +- size_t i; +- +- for (i = 0; i < OSSL_NELEM(cipher_data); i++) { +- destroy_cipher_method(cipher_data[i].nid); +- OPENSSL_free(cipher_driver_info[i].driver_name); +- cipher_driver_info[i].driver_name = NULL; +- } +-} +- +-static int devcrypto_ciphers(ENGINE *e, const EVP_CIPHER **cipher, +- const int **nids, int nid) +-{ +- if (cipher == NULL) +- return get_cipher_nids(nids); +- +- *cipher = get_cipher_method(nid); +- +- return *cipher != NULL; +-} +- +-static void devcrypto_select_all_ciphers(int *cipher_list) +-{ +- size_t i; +- +- for (i = 0; i < OSSL_NELEM(cipher_data); i++) +- cipher_list[i] = 1; +-} +- +-static int cryptodev_select_cipher_cb(const char *str, int len, void *usr) +-{ +- int *cipher_list = (int *)usr; +- char *name; +- const EVP_CIPHER *EVP; +- size_t i; +- +- if (len == 0) +- return 1; +- if (usr == NULL || (name = OPENSSL_strndup(str, len)) == NULL) +- return 0; +- EVP = EVP_get_cipherbyname(name); +- if (EVP == NULL) +- fprintf(stderr, "devcrypto: unknown cipher %s\n", name); +- else if ((i = find_cipher_data_index(EVP_CIPHER_nid(EVP))) != (size_t)-1) +- cipher_list[i] = 1; +- else +- fprintf(stderr, "devcrypto: cipher %s not available\n", name); +- OPENSSL_free(name); +- return 1; +-} +- +-static void dump_cipher_info(void) +-{ +- size_t i; +- const char *name; +- +- fprintf (stderr, "Information about ciphers supported by the /dev/crypto" +- " engine:\n"); +-#ifndef CIOCGSESSINFO +- fprintf(stderr, "CIOCGSESSINFO (session info call) unavailable\n"); +-#endif +- for (i = 0; i < OSSL_NELEM(cipher_data); i++) { +- name = OBJ_nid2sn(cipher_data[i].nid); +- fprintf (stderr, "Cipher %s, NID=%d, /dev/crypto info: id=%d, ", +- name ? name : "unknown", cipher_data[i].nid, +- cipher_data[i].devcryptoid); +- if (cipher_driver_info[i].status == DEVCRYPTO_STATUS_NO_CIOCGSESSION ) { +- fprintf (stderr, "CIOCGSESSION (session open call) failed\n"); +- continue; +- } +- fprintf (stderr, "driver=%s ", cipher_driver_info[i].driver_name ? +- cipher_driver_info[i].driver_name : "unknown"); +- if (cipher_driver_info[i].accelerated == DEVCRYPTO_ACCELERATED) +- fprintf(stderr, "(hw accelerated)"); +- else if (cipher_driver_info[i].accelerated == DEVCRYPTO_NOT_ACCELERATED) +- fprintf(stderr, "(software)"); +- else +- fprintf(stderr, "(acceleration status unknown)"); +- if (cipher_driver_info[i].status == DEVCRYPTO_STATUS_FAILURE) +- fprintf (stderr, ". Cipher setup failed"); +- fprintf(stderr, "\n"); +- } +- fprintf(stderr, "\n"); +-} +- +-/* +- * We only support digests if the cryptodev implementation supports multiple +- * data updates and session copying. Otherwise, we would be forced to maintain +- * a cache, which is perilous if there's a lot of data coming in (if someone +- * wants to checksum an OpenSSL tarball, for example). +- */ +-#if defined(CIOCCPHASH) && defined(COP_FLAG_UPDATE) && defined(COP_FLAG_FINAL) +-#define IMPLEMENT_DIGEST +- +-/****************************************************************************** +- * +- * Digests +- * +- * Because they all do the same basic operation, we have only one set of +- * method functions for them all to share, and a mapping table between +- * NIDs and cryptodev IDs, with all the necessary size data. +- * +- *****/ +- +-struct digest_ctx { +- struct session_op sess; +- /* This signals that the init function was called, not that it succeeded. */ +- int init_called; +- unsigned char digest_res[HASH_MAX_LEN]; +-}; +- +-static const struct digest_data_st { +- int nid; +- int blocksize; +- int digestlen; +- int devcryptoid; +-} digest_data[] = { +-#ifndef OPENSSL_NO_MD5 +- { NID_md5, /* MD5_CBLOCK */ 64, 16, CRYPTO_MD5 }, +-#endif +- { NID_sha1, SHA_CBLOCK, 20, CRYPTO_SHA1 }, +-#ifndef OPENSSL_NO_RMD160 +-# if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_RIPEMD160) +- { NID_ripemd160, /* RIPEMD160_CBLOCK */ 64, 20, CRYPTO_RIPEMD160 }, +-# endif +-#endif +-#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_SHA2_224) +- { NID_sha224, SHA256_CBLOCK, 224 / 8, CRYPTO_SHA2_224 }, +-#endif +-#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_SHA2_256) +- { NID_sha256, SHA256_CBLOCK, 256 / 8, CRYPTO_SHA2_256 }, +-#endif +-#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_SHA2_384) +- { NID_sha384, SHA512_CBLOCK, 384 / 8, CRYPTO_SHA2_384 }, +-#endif +-#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_SHA2_512) +- { NID_sha512, SHA512_CBLOCK, 512 / 8, CRYPTO_SHA2_512 }, +-#endif +-}; +- +-static size_t find_digest_data_index(int nid) +-{ +- size_t i; +- +- for (i = 0; i < OSSL_NELEM(digest_data); i++) +- if (nid == digest_data[i].nid) +- return i; +- return (size_t)-1; +-} +- +-static size_t get_digest_data_index(int nid) +-{ +- size_t i = find_digest_data_index(nid); +- +- if (i != (size_t)-1) +- return i; +- +- /* +- * Code further down must make sure that only NIDs in the table above +- * are used. If any other NID reaches this function, there's a grave +- * coding error further down. +- */ +- assert("Code that never should be reached" == NULL); +- return -1; +-} +- +-static const struct digest_data_st *get_digest_data(int nid) +-{ +- return &digest_data[get_digest_data_index(nid)]; +-} +- +-/* +- * Following are the five necessary functions to map OpenSSL functionality +- * with cryptodev: init, update, final, cleanup, and copy. +- */ +- +-static int digest_init(EVP_MD_CTX *ctx) +-{ +- struct digest_ctx *digest_ctx = +- (struct digest_ctx *)EVP_MD_CTX_md_data(ctx); +- const struct digest_data_st *digest_d = +- get_digest_data(EVP_MD_CTX_type(ctx)); +- +- digest_ctx->init_called = 1; +- +- memset(&digest_ctx->sess, 0, sizeof(digest_ctx->sess)); +- digest_ctx->sess.mac = digest_d->devcryptoid; +- if (ioctl(cfd, CIOCGSESSION, &digest_ctx->sess) < 0) { +- SYSerr(SYS_F_IOCTL, errno); +- return 0; +- } +- +- return 1; +-} +- +-static int digest_op(struct digest_ctx *ctx, const void *src, size_t srclen, +- void *res, unsigned int flags) +-{ +- struct crypt_op cryp; +- +- memset(&cryp, 0, sizeof(cryp)); +- cryp.ses = ctx->sess.ses; +- cryp.len = srclen; +- cryp.src = (void *)src; +- cryp.dst = NULL; +- cryp.mac = res; +- cryp.flags = flags; +- return ioctl(cfd, CIOCCRYPT, &cryp); +-} +- +-static int digest_update(EVP_MD_CTX *ctx, const void *data, size_t count) +-{ +- struct digest_ctx *digest_ctx = +- (struct digest_ctx *)EVP_MD_CTX_md_data(ctx); +- +- if (count == 0) +- return 1; +- +- if (digest_ctx == NULL) +- return 0; +- +- if (EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT)) { +- if (digest_op(digest_ctx, data, count, digest_ctx->digest_res, 0) >= 0) +- return 1; +- } else if (digest_op(digest_ctx, data, count, NULL, COP_FLAG_UPDATE) >= 0) { +- return 1; +- } +- +- SYSerr(SYS_F_IOCTL, errno); +- return 0; +-} +- +-static int digest_final(EVP_MD_CTX *ctx, unsigned char *md) +-{ +- struct digest_ctx *digest_ctx = +- (struct digest_ctx *)EVP_MD_CTX_md_data(ctx); +- +- if (md == NULL || digest_ctx == NULL) +- return 0; +- +- if (EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT)) { +- memcpy(md, digest_ctx->digest_res, EVP_MD_CTX_size(ctx)); +- } else if (digest_op(digest_ctx, NULL, 0, md, COP_FLAG_FINAL) < 0) { +- SYSerr(SYS_F_IOCTL, errno); +- return 0; +- } +- +- return 1; +-} +- +-static int digest_copy(EVP_MD_CTX *to, const EVP_MD_CTX *from) +-{ +- struct digest_ctx *digest_from = +- (struct digest_ctx *)EVP_MD_CTX_md_data(from); +- struct digest_ctx *digest_to = +- (struct digest_ctx *)EVP_MD_CTX_md_data(to); +- struct cphash_op cphash; +- +- if (digest_from == NULL || digest_from->init_called != 1) +- return 1; +- +- if (!digest_init(to)) { +- SYSerr(SYS_F_IOCTL, errno); +- return 0; +- } +- +- cphash.src_ses = digest_from->sess.ses; +- cphash.dst_ses = digest_to->sess.ses; +- if (ioctl(cfd, CIOCCPHASH, &cphash) < 0) { +- SYSerr(SYS_F_IOCTL, errno); +- return 0; +- } +- return 1; +-} +- +-static int digest_cleanup(EVP_MD_CTX *ctx) +-{ +- struct digest_ctx *digest_ctx = +- (struct digest_ctx *)EVP_MD_CTX_md_data(ctx); +- +- if (digest_ctx == NULL) +- return 1; +- +- return clean_devcrypto_session(&digest_ctx->sess); +-} +- +-/* +- * Keep tables of known nids, associated methods, selected digests, and +- * driver info. +- * Note that known_digest_nids[] isn't necessarily indexed the same way as +- * digest_data[] above, which the other tables are. +- */ +-static int known_digest_nids[OSSL_NELEM(digest_data)]; +-static int known_digest_nids_amount = -1; /* -1 indicates not yet initialised */ +-static EVP_MD *known_digest_methods[OSSL_NELEM(digest_data)] = { NULL, }; +-static int selected_digests[OSSL_NELEM(digest_data)]; +-static struct driver_info_st digest_driver_info[OSSL_NELEM(digest_data)]; +- +-static int devcrypto_test_digest(size_t digest_data_index) +-{ +- return (digest_driver_info[digest_data_index].status == DEVCRYPTO_STATUS_USABLE +- && selected_digests[digest_data_index] == 1 +- && (digest_driver_info[digest_data_index].accelerated +- == DEVCRYPTO_ACCELERATED +- || use_softdrivers == DEVCRYPTO_USE_SOFTWARE +- || (digest_driver_info[digest_data_index].accelerated +- != DEVCRYPTO_NOT_ACCELERATED +- && use_softdrivers == DEVCRYPTO_REJECT_SOFTWARE))); +-} +- +-static void rebuild_known_digest_nids(ENGINE *e) +-{ +- size_t i; +- +- for (i = 0, known_digest_nids_amount = 0; i < OSSL_NELEM(digest_data); i++) { +- if (devcrypto_test_digest(i)) +- known_digest_nids[known_digest_nids_amount++] = digest_data[i].nid; +- } +- ENGINE_unregister_digests(e); +- ENGINE_register_digests(e); +-} +- +-static void prepare_digest_methods(void) +-{ +- size_t i; +- struct session_op sess1, sess2; +-#ifdef CIOCGSESSINFO +- struct session_info_op siop; +-#endif +- struct cphash_op cphash; +- +- memset(&digest_driver_info, 0, sizeof(digest_driver_info)); +- +- memset(&sess1, 0, sizeof(sess1)); +- memset(&sess2, 0, sizeof(sess2)); +- +- for (i = 0, known_digest_nids_amount = 0; i < OSSL_NELEM(digest_data); +- i++) { +- +- selected_digests[i] = 1; +- +- /* +- * Check that the digest is usable +- */ +- sess1.mac = digest_data[i].devcryptoid; +- sess2.ses = 0; +- if (ioctl(cfd, CIOCGSESSION, &sess1) < 0) { +- digest_driver_info[i].status = DEVCRYPTO_STATUS_NO_CIOCGSESSION; +- goto finish; +- } +- +-#ifdef CIOCGSESSINFO +- /* gather hardware acceleration info from the driver */ +- siop.ses = sess1.ses; +- if (ioctl(cfd, CIOCGSESSINFO, &siop) < 0) { +- digest_driver_info[i].accelerated = DEVCRYPTO_ACCELERATION_UNKNOWN; +- } else { +- digest_driver_info[i].driver_name = +- OPENSSL_strndup(siop.hash_info.cra_driver_name, +- CRYPTODEV_MAX_ALG_NAME); +- if (siop.flags & SIOP_FLAG_KERNEL_DRIVER_ONLY) +- digest_driver_info[i].accelerated = DEVCRYPTO_ACCELERATED; +- else +- digest_driver_info[i].accelerated = DEVCRYPTO_NOT_ACCELERATED; +- } +-#endif +- +- /* digest must be capable of hash state copy */ +- sess2.mac = sess1.mac; +- if (ioctl(cfd, CIOCGSESSION, &sess2) < 0) { +- digest_driver_info[i].status = DEVCRYPTO_STATUS_FAILURE; +- goto finish; +- } +- cphash.src_ses = sess1.ses; +- cphash.dst_ses = sess2.ses; +- if (ioctl(cfd, CIOCCPHASH, &cphash) < 0) { +- digest_driver_info[i].status = DEVCRYPTO_STATUS_NO_CIOCCPHASH; +- goto finish; +- } +- if ((known_digest_methods[i] = EVP_MD_meth_new(digest_data[i].nid, +- NID_undef)) == NULL +- || !EVP_MD_meth_set_input_blocksize(known_digest_methods[i], +- digest_data[i].blocksize) +- || !EVP_MD_meth_set_result_size(known_digest_methods[i], +- digest_data[i].digestlen) +- || !EVP_MD_meth_set_init(known_digest_methods[i], digest_init) +- || !EVP_MD_meth_set_update(known_digest_methods[i], digest_update) +- || !EVP_MD_meth_set_final(known_digest_methods[i], digest_final) +- || !EVP_MD_meth_set_copy(known_digest_methods[i], digest_copy) +- || !EVP_MD_meth_set_cleanup(known_digest_methods[i], digest_cleanup) +- || !EVP_MD_meth_set_app_datasize(known_digest_methods[i], +- sizeof(struct digest_ctx))) { +- digest_driver_info[i].status = DEVCRYPTO_STATUS_FAILURE; +- EVP_MD_meth_free(known_digest_methods[i]); +- known_digest_methods[i] = NULL; +- goto finish; +- } +- digest_driver_info[i].status = DEVCRYPTO_STATUS_USABLE; +-finish: +- ioctl(cfd, CIOCFSESSION, &sess1.ses); +- if (sess2.ses != 0) +- ioctl(cfd, CIOCFSESSION, &sess2.ses); +- if (devcrypto_test_digest(i)) +- known_digest_nids[known_digest_nids_amount++] = digest_data[i].nid; +- } +-} +- +-static const EVP_MD *get_digest_method(int nid) +-{ +- size_t i = get_digest_data_index(nid); +- +- if (i == (size_t)-1) +- return NULL; +- return known_digest_methods[i]; +-} +- +-static int get_digest_nids(const int **nids) +-{ +- *nids = known_digest_nids; +- return known_digest_nids_amount; +-} +- +-static void destroy_digest_method(int nid) +-{ +- size_t i = get_digest_data_index(nid); +- +- EVP_MD_meth_free(known_digest_methods[i]); +- known_digest_methods[i] = NULL; +-} +- +-static void destroy_all_digest_methods(void) +-{ +- size_t i; +- +- for (i = 0; i < OSSL_NELEM(digest_data); i++) { +- destroy_digest_method(digest_data[i].nid); +- OPENSSL_free(digest_driver_info[i].driver_name); +- digest_driver_info[i].driver_name = NULL; +- } +-} +- +-static int devcrypto_digests(ENGINE *e, const EVP_MD **digest, +- const int **nids, int nid) +-{ +- if (digest == NULL) +- return get_digest_nids(nids); +- +- *digest = get_digest_method(nid); +- +- return *digest != NULL; +-} +- +-static void devcrypto_select_all_digests(int *digest_list) +-{ +- size_t i; +- +- for (i = 0; i < OSSL_NELEM(digest_data); i++) +- digest_list[i] = 1; +-} +- +-static int cryptodev_select_digest_cb(const char *str, int len, void *usr) +-{ +- int *digest_list = (int *)usr; +- char *name; +- const EVP_MD *EVP; +- size_t i; +- +- if (len == 0) +- return 1; +- if (usr == NULL || (name = OPENSSL_strndup(str, len)) == NULL) +- return 0; +- EVP = EVP_get_digestbyname(name); +- if (EVP == NULL) +- fprintf(stderr, "devcrypto: unknown digest %s\n", name); +- else if ((i = find_digest_data_index(EVP_MD_type(EVP))) != (size_t)-1) +- digest_list[i] = 1; +- else +- fprintf(stderr, "devcrypto: digest %s not available\n", name); +- OPENSSL_free(name); +- return 1; +-} +- +-static void dump_digest_info(void) +-{ +- size_t i; +- const char *name; +- +- fprintf (stderr, "Information about digests supported by the /dev/crypto" +- " engine:\n"); +-#ifndef CIOCGSESSINFO +- fprintf(stderr, "CIOCGSESSINFO (session info call) unavailable\n"); +-#endif +- +- for (i = 0; i < OSSL_NELEM(digest_data); i++) { +- name = OBJ_nid2sn(digest_data[i].nid); +- fprintf (stderr, "Digest %s, NID=%d, /dev/crypto info: id=%d, driver=%s", +- name ? name : "unknown", digest_data[i].nid, +- digest_data[i].devcryptoid, +- digest_driver_info[i].driver_name ? digest_driver_info[i].driver_name : "unknown"); +- if (digest_driver_info[i].status == DEVCRYPTO_STATUS_NO_CIOCGSESSION) { +- fprintf (stderr, ". CIOCGSESSION (session open) failed\n"); +- continue; +- } +- if (digest_driver_info[i].accelerated == DEVCRYPTO_ACCELERATED) +- fprintf(stderr, " (hw accelerated)"); +- else if (digest_driver_info[i].accelerated == DEVCRYPTO_NOT_ACCELERATED) +- fprintf(stderr, " (software)"); +- else +- fprintf(stderr, " (acceleration status unknown)"); +- if (cipher_driver_info[i].status == DEVCRYPTO_STATUS_FAILURE) +- fprintf (stderr, ". Cipher setup failed\n"); +- else if (digest_driver_info[i].status == DEVCRYPTO_STATUS_NO_CIOCCPHASH) +- fprintf(stderr, ", CIOCCPHASH failed\n"); +- else +- fprintf(stderr, ", CIOCCPHASH capable\n"); +- } +- fprintf(stderr, "\n"); +-} +- +-#endif +- +-/****************************************************************************** +- * +- * CONTROL COMMANDS +- * +- *****/ +- +-#define DEVCRYPTO_CMD_USE_SOFTDRIVERS ENGINE_CMD_BASE +-#define DEVCRYPTO_CMD_CIPHERS (ENGINE_CMD_BASE + 1) +-#define DEVCRYPTO_CMD_DIGESTS (ENGINE_CMD_BASE + 2) +-#define DEVCRYPTO_CMD_DUMP_INFO (ENGINE_CMD_BASE + 3) +- +-/* Helper macros for CPP string composition */ +-#ifndef OPENSSL_MSTR +-# define OPENSSL_MSTR_HELPER(x) #x +-# define OPENSSL_MSTR(x) OPENSSL_MSTR_HELPER(x) +-#endif +- +-static const ENGINE_CMD_DEFN devcrypto_cmds[] = { +-#ifdef CIOCGSESSINFO +- {DEVCRYPTO_CMD_USE_SOFTDRIVERS, +- "USE_SOFTDRIVERS", +- "specifies whether to use software (not accelerated) drivers (" +- OPENSSL_MSTR(DEVCRYPTO_REQUIRE_ACCELERATED) "=use only accelerated drivers, " +- OPENSSL_MSTR(DEVCRYPTO_USE_SOFTWARE) "=allow all drivers, " +- OPENSSL_MSTR(DEVCRYPTO_REJECT_SOFTWARE) +- "=use if acceleration can't be determined) [default=" - OPENSSL_MSTR(DEVCRYPTO_DEFAULT_USE_SOFDTRIVERS) "]", -+ OPENSSL_MSTR(DEVCRYPTO_DEFAULT_USE_SOFTDRIVERS) "]", - ENGINE_CMD_FLAG_NUMERIC}, - #endif - -@@ -1166,32 +1168,22 @@ static int devcrypto_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void)) - * - *****/ - +- ENGINE_CMD_FLAG_NUMERIC}, +-#endif +- +- {DEVCRYPTO_CMD_CIPHERS, +- "CIPHERS", +- "either ALL, NONE, or a comma-separated list of ciphers to enable [default=ALL]", +- ENGINE_CMD_FLAG_STRING}, +- +-#ifdef IMPLEMENT_DIGEST +- {DEVCRYPTO_CMD_DIGESTS, +- "DIGESTS", +- "either ALL, NONE, or a comma-separated list of digests to enable [default=ALL]", +- ENGINE_CMD_FLAG_STRING}, +-#endif +- +- {DEVCRYPTO_CMD_DUMP_INFO, +- "DUMP_INFO", +- "dump info about each algorithm to stderr; use 'openssl engine -pre DUMP_INFO devcrypto'", +- ENGINE_CMD_FLAG_NO_INPUT}, +- +- {0, NULL, NULL, 0} +-}; +- +-static int devcrypto_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void)) +-{ +- int *new_list; +- switch (cmd) { +-#ifdef CIOCGSESSINFO +- case DEVCRYPTO_CMD_USE_SOFTDRIVERS: +- switch (i) { +- case DEVCRYPTO_REQUIRE_ACCELERATED: +- case DEVCRYPTO_USE_SOFTWARE: +- case DEVCRYPTO_REJECT_SOFTWARE: +- break; +- default: +- fprintf(stderr, "devcrypto: invalid value (%ld) for USE_SOFTDRIVERS\n", i); +- return 0; +- } +- if (use_softdrivers == i) +- return 1; +- use_softdrivers = i; +-#ifdef IMPLEMENT_DIGEST +- rebuild_known_digest_nids(e); +-#endif +- rebuild_known_cipher_nids(e); +- return 1; +-#endif /* CIOCGSESSINFO */ +- +- case DEVCRYPTO_CMD_CIPHERS: +- if (p == NULL) +- return 1; +- if (strcasecmp((const char *)p, "ALL") == 0) { +- devcrypto_select_all_ciphers(selected_ciphers); +- } else if (strcasecmp((const char*)p, "NONE") == 0) { +- memset(selected_ciphers, 0, sizeof(selected_ciphers)); +- } else { +- new_list=OPENSSL_zalloc(sizeof(selected_ciphers)); +- if (!CONF_parse_list(p, ',', 1, cryptodev_select_cipher_cb, new_list)) { +- OPENSSL_free(new_list); +- return 0; +- } +- memcpy(selected_ciphers, new_list, sizeof(selected_ciphers)); +- OPENSSL_free(new_list); +- } +- rebuild_known_cipher_nids(e); +- return 1; +- +-#ifdef IMPLEMENT_DIGEST +- case DEVCRYPTO_CMD_DIGESTS: +- if (p == NULL) +- return 1; +- if (strcasecmp((const char *)p, "ALL") == 0) { +- devcrypto_select_all_digests(selected_digests); +- } else if (strcasecmp((const char*)p, "NONE") == 0) { +- memset(selected_digests, 0, sizeof(selected_digests)); +- } else { +- new_list=OPENSSL_zalloc(sizeof(selected_digests)); +- if (!CONF_parse_list(p, ',', 1, cryptodev_select_digest_cb, new_list)) { +- OPENSSL_free(new_list); +- return 0; +- } +- memcpy(selected_digests, new_list, sizeof(selected_digests)); +- OPENSSL_free(new_list); +- } +- rebuild_known_digest_nids(e); +- return 1; +-#endif /* IMPLEMENT_DIGEST */ +- +- case DEVCRYPTO_CMD_DUMP_INFO: +- dump_cipher_info(); +-#ifdef IMPLEMENT_DIGEST +- dump_digest_info(); +-#endif +- return 1; +- +- default: +- break; +- } +- return 0; +-} +- +-/****************************************************************************** +- * +- * LOAD / UNLOAD +- * +- *****/ +- -static int devcrypto_unload(ENGINE *e) -{ - destroy_all_cipher_methods(); @@ -176,42 +1288,35 @@ index 2c1b52d572..eff1ed3a7d 100644 - - return 1; -} - /* +-/* - * This engine is always built into libcrypto, so it doesn't offer any - * ability to be dynamically loadable. -+ * Opens /dev/crypto - */ +- */ -void engine_load_devcrypto_int() -+static int open_devcrypto(void) - { +-{ - ENGINE *e = NULL; - int fd; - -+ if (cfd >= 0) -+ return 1; -+ - if ((fd = open("/dev/crypto", O_RDWR, 0)) < 0) { - #ifndef ENGINE_DEVCRYPTO_DEBUG - if (errno != ENOENT) - #endif - fprintf(stderr, "Could not open /dev/crypto: %s\n", strerror(errno)); +- int fd; +- +- if ((fd = open("/dev/crypto", O_RDWR, 0)) < 0) { +-#ifndef ENGINE_DEVCRYPTO_DEBUG +- if (errno != ENOENT) +-#endif +- fprintf(stderr, "Could not open /dev/crypto: %s\n", strerror(errno)); - return; -+ return 0; - } - - #ifdef CRIOGET -@@ -1199,35 +1191,61 @@ void engine_load_devcrypto_int() - fprintf(stderr, "Could not create crypto fd: %s\n", strerror(errno)); - close(fd); - cfd = -1; +- } +- +-#ifdef CRIOGET +- if (ioctl(fd, CRIOGET, &cfd) < 0) { +- fprintf(stderr, "Could not create crypto fd: %s\n", strerror(errno)); +- close(fd); +- cfd = -1; - return; -+ return 0; - } - close(fd); - #else - cfd = fd; - #endif - +- } +- close(fd); +-#else +- cfd = fd; +-#endif +- - if ((e = ENGINE_new()) == NULL - || !ENGINE_set_destroy_function(e, devcrypto_unload)) { - ENGINE_free(e); @@ -222,6 +1327,1268 @@ index 2c1b52d572..eff1ed3a7d 100644 - */ - close(cfd); - return; +- } +- +- prepare_cipher_methods(); +-#ifdef IMPLEMENT_DIGEST +- prepare_digest_methods(); +-#endif +- +- if (!ENGINE_set_id(e, "devcrypto") +- || !ENGINE_set_name(e, "/dev/crypto engine") +- || !ENGINE_set_cmd_defns(e, devcrypto_cmds) +- || !ENGINE_set_ctrl_function(e, devcrypto_ctrl) +- +-/* +- * Asymmetric ciphers aren't well supported with /dev/crypto. Among the BSD +- * implementations, it seems to only exist in FreeBSD, and regarding the +- * parameters in its crypt_kop, the manual crypto(4) has this to say: +- * +- * The semantics of these arguments are currently undocumented. +- * +- * Reading through the FreeBSD source code doesn't give much more than +- * their CRK_MOD_EXP implementation for ubsec. +- * +- * It doesn't look much better with cryptodev-linux. They have the crypt_kop +- * structure as well as the command (CRK_*) in cryptodev.h, but no support +- * seems to be implemented at all for the moment. +- * +- * At the time of writing, it seems impossible to write proper support for +- * FreeBSD's asym features without some very deep knowledge and access to +- * specific kernel modules. +- * +- * /Richard Levitte, 2017-05-11 +- */ +-#if 0 +-# ifndef OPENSSL_NO_RSA +- || !ENGINE_set_RSA(e, devcrypto_rsa) +-# endif +-# ifndef OPENSSL_NO_DSA +- || !ENGINE_set_DSA(e, devcrypto_dsa) +-# endif +-# ifndef OPENSSL_NO_DH +- || !ENGINE_set_DH(e, devcrypto_dh) +-# endif +-# ifndef OPENSSL_NO_EC +- || !ENGINE_set_EC(e, devcrypto_ec) +-# endif +-#endif +- || !ENGINE_set_ciphers(e, devcrypto_ciphers) +-#ifdef IMPLEMENT_DIGEST +- || !ENGINE_set_digests(e, devcrypto_digests) +-#endif +- ) { +- ENGINE_free(e); +- return; +- } +- +- ENGINE_add(e); +- ENGINE_free(e); /* Loose our local reference */ +- ERR_clear_error(); +-} +--- /dev/null ++++ b/engines/e_devcrypto.c +@@ -0,0 +1,1327 @@ ++/* ++ * Copyright 2017-2021 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 "../e_os.h" ++#include <string.h> ++#include <sys/types.h> ++#include <sys/stat.h> ++#include <fcntl.h> ++#include <sys/ioctl.h> ++#include <unistd.h> ++#include <assert.h> ++ ++#include <openssl/conf.h> ++#include <openssl/evp.h> ++#include <openssl/err.h> ++#include <openssl/engine.h> ++#include <openssl/objects.h> ++#include <crypto/cryptodev.h> ++ ++#include "crypto/engine.h" ++ ++/* #define ENGINE_DEVCRYPTO_DEBUG */ ++ ++#if CRYPTO_ALGORITHM_MIN < CRYPTO_ALGORITHM_MAX ++# define CHECK_BSD_STYLE_MACROS ++#endif ++ ++#define engine_devcrypto_id "devcrypto" ++ ++/* ++ * ONE global file descriptor for all sessions. This allows operations ++ * such as digest session data copying (see digest_copy()), but is also ++ * saner... why re-open /dev/crypto for every session? ++ */ ++static int cfd = -1; ++#define DEVCRYPTO_REQUIRE_ACCELERATED 0 /* require confirmation of acceleration */ ++#define DEVCRYPTO_USE_SOFTWARE 1 /* allow software drivers */ ++#define DEVCRYPTO_REJECT_SOFTWARE 2 /* only disallow confirmed software drivers */ ++ ++#define DEVCRYPTO_DEFAULT_USE_SOFTDRIVERS DEVCRYPTO_REJECT_SOFTWARE ++static int use_softdrivers = DEVCRYPTO_DEFAULT_USE_SOFTDRIVERS; ++ ++/* ++ * cipher/digest status & acceleration definitions ++ * Make sure the defaults are set to 0 ++ */ ++struct driver_info_st { ++ enum devcrypto_status_t { ++ DEVCRYPTO_STATUS_FAILURE = -3, /* unusable for other reason */ ++ DEVCRYPTO_STATUS_NO_CIOCCPHASH = -2, /* hash state copy not supported */ ++ DEVCRYPTO_STATUS_NO_CIOCGSESSION = -1, /* session open failed */ ++ DEVCRYPTO_STATUS_UNKNOWN = 0, /* not tested yet */ ++ DEVCRYPTO_STATUS_USABLE = 1 /* algo can be used */ ++ } status; ++ ++ enum devcrypto_accelerated_t { ++ DEVCRYPTO_NOT_ACCELERATED = -1, /* software implemented */ ++ DEVCRYPTO_ACCELERATION_UNKNOWN = 0, /* acceleration support unkown */ ++ DEVCRYPTO_ACCELERATED = 1 /* hardware accelerated */ ++ } accelerated; ++ ++ char *driver_name; ++}; ++ ++static int clean_devcrypto_session(struct session_op *sess) { ++ if (ioctl(cfd, CIOCFSESSION, &sess->ses) < 0) { ++ SYSerr(SYS_F_IOCTL, errno); ++ return 0; ++ } ++ memset(sess, 0, sizeof(struct session_op)); ++ return 1; ++} ++ ++/****************************************************************************** ++ * ++ * Ciphers ++ * ++ * Because they all do the same basic operation, we have only one set of ++ * method functions for them all to share, and a mapping table between ++ * NIDs and cryptodev IDs, with all the necessary size data. ++ * ++ *****/ ++ ++struct cipher_ctx { ++ struct session_op sess; ++ int op; /* COP_ENCRYPT or COP_DECRYPT */ ++ unsigned long mode; /* EVP_CIPH_*_MODE */ ++ ++ /* to handle ctr mode being a stream cipher */ ++ unsigned char partial[EVP_MAX_BLOCK_LENGTH]; ++ unsigned int blocksize, num; ++}; ++ ++static const struct cipher_data_st { ++ int nid; ++ int blocksize; ++ int keylen; ++ int ivlen; ++ int flags; ++ int devcryptoid; ++} cipher_data[] = { ++#ifndef OPENSSL_NO_DES ++ { NID_des_cbc, 8, 8, 8, EVP_CIPH_CBC_MODE, CRYPTO_DES_CBC }, ++ { NID_des_ede3_cbc, 8, 24, 8, EVP_CIPH_CBC_MODE, CRYPTO_3DES_CBC }, ++#endif ++#ifndef OPENSSL_NO_BF ++ { NID_bf_cbc, 8, 16, 8, EVP_CIPH_CBC_MODE, CRYPTO_BLF_CBC }, ++#endif ++#ifndef OPENSSL_NO_CAST ++ { NID_cast5_cbc, 8, 16, 8, EVP_CIPH_CBC_MODE, CRYPTO_CAST_CBC }, ++#endif ++ { NID_aes_128_cbc, 16, 128 / 8, 16, EVP_CIPH_CBC_MODE, CRYPTO_AES_CBC }, ++ { NID_aes_192_cbc, 16, 192 / 8, 16, EVP_CIPH_CBC_MODE, CRYPTO_AES_CBC }, ++ { NID_aes_256_cbc, 16, 256 / 8, 16, EVP_CIPH_CBC_MODE, CRYPTO_AES_CBC }, ++#ifndef OPENSSL_NO_RC4 ++ { NID_rc4, 1, 16, 0, EVP_CIPH_STREAM_CIPHER, CRYPTO_ARC4 }, ++#endif ++#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_AES_CTR) ++ { NID_aes_128_ctr, 16, 128 / 8, 16, EVP_CIPH_CTR_MODE, CRYPTO_AES_CTR }, ++ { NID_aes_192_ctr, 16, 192 / 8, 16, EVP_CIPH_CTR_MODE, CRYPTO_AES_CTR }, ++ { NID_aes_256_ctr, 16, 256 / 8, 16, EVP_CIPH_CTR_MODE, CRYPTO_AES_CTR }, ++#endif ++#if 0 /* Not yet supported */ ++ { NID_aes_128_xts, 16, 128 / 8 * 2, 16, EVP_CIPH_XTS_MODE, CRYPTO_AES_XTS }, ++ { NID_aes_256_xts, 16, 256 / 8 * 2, 16, EVP_CIPH_XTS_MODE, CRYPTO_AES_XTS }, ++#endif ++#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_AES_ECB) ++ { NID_aes_128_ecb, 16, 128 / 8, 0, EVP_CIPH_ECB_MODE, CRYPTO_AES_ECB }, ++ { NID_aes_192_ecb, 16, 192 / 8, 0, EVP_CIPH_ECB_MODE, CRYPTO_AES_ECB }, ++ { NID_aes_256_ecb, 16, 256 / 8, 0, EVP_CIPH_ECB_MODE, CRYPTO_AES_ECB }, ++#endif ++#if 0 /* Not yet supported */ ++ { NID_aes_128_gcm, 16, 128 / 8, 16, EVP_CIPH_GCM_MODE, CRYPTO_AES_GCM }, ++ { NID_aes_192_gcm, 16, 192 / 8, 16, EVP_CIPH_GCM_MODE, CRYPTO_AES_GCM }, ++ { NID_aes_256_gcm, 16, 256 / 8, 16, EVP_CIPH_GCM_MODE, CRYPTO_AES_GCM }, ++#endif ++#ifndef OPENSSL_NO_CAMELLIA ++ { NID_camellia_128_cbc, 16, 128 / 8, 16, EVP_CIPH_CBC_MODE, ++ CRYPTO_CAMELLIA_CBC }, ++ { NID_camellia_192_cbc, 16, 192 / 8, 16, EVP_CIPH_CBC_MODE, ++ CRYPTO_CAMELLIA_CBC }, ++ { NID_camellia_256_cbc, 16, 256 / 8, 16, EVP_CIPH_CBC_MODE, ++ CRYPTO_CAMELLIA_CBC }, ++#endif ++}; ++ ++static size_t find_cipher_data_index(int nid) ++{ ++ size_t i; ++ ++ for (i = 0; i < OSSL_NELEM(cipher_data); i++) ++ if (nid == cipher_data[i].nid) ++ return i; ++ return (size_t)-1; ++} ++ ++static size_t get_cipher_data_index(int nid) ++{ ++ size_t i = find_cipher_data_index(nid); ++ ++ if (i != (size_t)-1) ++ return i; ++ ++ /* ++ * Code further down must make sure that only NIDs in the table above ++ * are used. If any other NID reaches this function, there's a grave ++ * coding error further down. ++ */ ++ assert("Code that never should be reached" == NULL); ++ return -1; ++} ++ ++static const struct cipher_data_st *get_cipher_data(int nid) ++{ ++ return &cipher_data[get_cipher_data_index(nid)]; ++} ++ ++/* ++ * Following are the three necessary functions to map OpenSSL functionality ++ * with cryptodev. ++ */ ++ ++static int cipher_init(EVP_CIPHER_CTX *ctx, const unsigned char *key, ++ const unsigned char *iv, int enc) ++{ ++ struct cipher_ctx *cipher_ctx = ++ (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); ++ const struct cipher_data_st *cipher_d = ++ get_cipher_data(EVP_CIPHER_CTX_nid(ctx)); ++ ++ /* cleanup a previous session */ ++ if (cipher_ctx->sess.ses != 0 && ++ clean_devcrypto_session(&cipher_ctx->sess) == 0) ++ return 0; ++ ++ cipher_ctx->sess.cipher = cipher_d->devcryptoid; ++ cipher_ctx->sess.keylen = cipher_d->keylen; ++ cipher_ctx->sess.key = (void *)key; ++ cipher_ctx->op = enc ? COP_ENCRYPT : COP_DECRYPT; ++ cipher_ctx->mode = cipher_d->flags & EVP_CIPH_MODE; ++ cipher_ctx->blocksize = cipher_d->blocksize; ++ if (ioctl(cfd, CIOCGSESSION, &cipher_ctx->sess) < 0) { ++ SYSerr(SYS_F_IOCTL, errno); ++ return 0; ++ } ++ ++ return 1; ++} ++ ++static int cipher_do_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, ++ const unsigned char *in, size_t inl) ++{ ++ struct cipher_ctx *cipher_ctx = ++ (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); ++ struct crypt_op cryp; ++ unsigned char *iv = EVP_CIPHER_CTX_iv_noconst(ctx); ++#if !defined(COP_FLAG_WRITE_IV) ++ unsigned char saved_iv[EVP_MAX_IV_LENGTH]; ++ const unsigned char *ivptr; ++ size_t nblocks, ivlen; ++#endif ++ ++ memset(&cryp, 0, sizeof(cryp)); ++ cryp.ses = cipher_ctx->sess.ses; ++ cryp.len = inl; ++ cryp.src = (void *)in; ++ cryp.dst = (void *)out; ++ cryp.iv = (void *)iv; ++ cryp.op = cipher_ctx->op; ++#if !defined(COP_FLAG_WRITE_IV) ++ cryp.flags = 0; ++ ++ ivlen = EVP_CIPHER_CTX_iv_length(ctx); ++ if (ivlen > 0) ++ switch (cipher_ctx->mode) { ++ case EVP_CIPH_CBC_MODE: ++ assert(inl >= ivlen); ++ if (!EVP_CIPHER_CTX_encrypting(ctx)) { ++ ivptr = in + inl - ivlen; ++ memcpy(saved_iv, ivptr, ivlen); ++ } ++ break; ++ ++ case EVP_CIPH_CTR_MODE: ++ break; ++ ++ default: /* should not happen */ ++ return 0; ++ } ++#else ++ cryp.flags = COP_FLAG_WRITE_IV; ++#endif ++ ++ if (ioctl(cfd, CIOCCRYPT, &cryp) < 0) { ++ SYSerr(SYS_F_IOCTL, errno); ++ return 0; ++ } ++ ++#if !defined(COP_FLAG_WRITE_IV) ++ if (ivlen > 0) ++ switch (cipher_ctx->mode) { ++ case EVP_CIPH_CBC_MODE: ++ assert(inl >= ivlen); ++ if (EVP_CIPHER_CTX_encrypting(ctx)) ++ ivptr = out + inl - ivlen; ++ else ++ ivptr = saved_iv; ++ ++ memcpy(iv, ivptr, ivlen); ++ break; ++ ++ case EVP_CIPH_CTR_MODE: ++ nblocks = (inl + cipher_ctx->blocksize - 1) ++ / cipher_ctx->blocksize; ++ do { ++ ivlen--; ++ nblocks += iv[ivlen]; ++ iv[ivlen] = (uint8_t) nblocks; ++ nblocks >>= 8; ++ } while (ivlen); ++ break; ++ ++ default: /* should not happen */ ++ return 0; ++ } ++#endif ++ ++ return 1; ++} ++ ++static int ctr_do_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, ++ const unsigned char *in, size_t inl) ++{ ++ struct cipher_ctx *cipher_ctx = ++ (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); ++ size_t nblocks, len; ++ ++ /* initial partial block */ ++ while (cipher_ctx->num && inl) { ++ (*out++) = *(in++) ^ cipher_ctx->partial[cipher_ctx->num]; ++ --inl; ++ cipher_ctx->num = (cipher_ctx->num + 1) % cipher_ctx->blocksize; ++ } ++ ++ /* full blocks */ ++ if (inl > (unsigned int) cipher_ctx->blocksize) { ++ nblocks = inl/cipher_ctx->blocksize; ++ len = nblocks * cipher_ctx->blocksize; ++ if (cipher_do_cipher(ctx, out, in, len) < 1) ++ return 0; ++ inl -= len; ++ out += len; ++ in += len; ++ } ++ ++ /* final partial block */ ++ if (inl) { ++ memset(cipher_ctx->partial, 0, cipher_ctx->blocksize); ++ if (cipher_do_cipher(ctx, cipher_ctx->partial, cipher_ctx->partial, ++ cipher_ctx->blocksize) < 1) ++ return 0; ++ while (inl--) { ++ out[cipher_ctx->num] = in[cipher_ctx->num] ++ ^ cipher_ctx->partial[cipher_ctx->num]; ++ cipher_ctx->num++; ++ } ++ } ++ ++ return 1; ++} ++ ++static int cipher_ctrl(EVP_CIPHER_CTX *ctx, int type, int p1, void* p2) ++{ ++ struct cipher_ctx *cipher_ctx = ++ (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); ++ EVP_CIPHER_CTX *to_ctx = (EVP_CIPHER_CTX *)p2; ++ struct cipher_ctx *to_cipher_ctx; ++ ++ switch (type) { ++ case EVP_CTRL_COPY: ++ if (cipher_ctx == NULL) ++ return 1; ++ /* when copying the context, a new session needs to be initialized */ ++ to_cipher_ctx = ++ (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(to_ctx); ++ memset(&to_cipher_ctx->sess, 0, sizeof(to_cipher_ctx->sess)); ++ return cipher_init(to_ctx, cipher_ctx->sess.key, EVP_CIPHER_CTX_iv(ctx), ++ (cipher_ctx->op == COP_ENCRYPT)); ++ ++ case EVP_CTRL_INIT: ++ memset(&cipher_ctx->sess, 0, sizeof(cipher_ctx->sess)); ++ return 1; ++ ++ default: ++ break; ++ } ++ ++ return -1; ++} ++ ++static int cipher_cleanup(EVP_CIPHER_CTX *ctx) ++{ ++ struct cipher_ctx *cipher_ctx = ++ (struct cipher_ctx *)EVP_CIPHER_CTX_get_cipher_data(ctx); ++ ++ return clean_devcrypto_session(&cipher_ctx->sess); ++} ++ ++/* ++ * Keep tables of known nids, associated methods, selected ciphers, and driver ++ * info. ++ * Note that known_cipher_nids[] isn't necessarily indexed the same way as ++ * cipher_data[] above, which the other tables are. ++ */ ++static int known_cipher_nids[OSSL_NELEM(cipher_data)]; ++static int known_cipher_nids_amount = -1; /* -1 indicates not yet initialised */ ++static EVP_CIPHER *known_cipher_methods[OSSL_NELEM(cipher_data)] = { NULL, }; ++static int selected_ciphers[OSSL_NELEM(cipher_data)]; ++static struct driver_info_st cipher_driver_info[OSSL_NELEM(cipher_data)]; ++ ++ ++static int devcrypto_test_cipher(size_t cipher_data_index) ++{ ++ return (cipher_driver_info[cipher_data_index].status == DEVCRYPTO_STATUS_USABLE ++ && selected_ciphers[cipher_data_index] == 1 ++ && (cipher_driver_info[cipher_data_index].accelerated ++ == DEVCRYPTO_ACCELERATED ++ || use_softdrivers == DEVCRYPTO_USE_SOFTWARE ++ || (cipher_driver_info[cipher_data_index].accelerated ++ != DEVCRYPTO_NOT_ACCELERATED ++ && use_softdrivers == DEVCRYPTO_REJECT_SOFTWARE))); ++} ++ ++static void prepare_cipher_methods(void) ++{ ++ size_t i; ++ struct session_op sess; ++ unsigned long cipher_mode; ++#ifdef CIOCGSESSINFO ++ struct session_info_op siop; ++#endif ++ ++ memset(&cipher_driver_info, 0, sizeof(cipher_driver_info)); ++ ++ memset(&sess, 0, sizeof(sess)); ++ sess.key = (void *)"01234567890123456789012345678901234567890123456789"; ++ ++ for (i = 0, known_cipher_nids_amount = 0; ++ i < OSSL_NELEM(cipher_data); i++) { ++ ++ selected_ciphers[i] = 1; ++ /* ++ * Check that the cipher is usable ++ */ ++ sess.cipher = cipher_data[i].devcryptoid; ++ sess.keylen = cipher_data[i].keylen; ++ if (ioctl(cfd, CIOCGSESSION, &sess) < 0) { ++ cipher_driver_info[i].status = DEVCRYPTO_STATUS_NO_CIOCGSESSION; ++ continue; ++ } ++ ++ cipher_mode = cipher_data[i].flags & EVP_CIPH_MODE; ++ ++ if ((known_cipher_methods[i] = ++ EVP_CIPHER_meth_new(cipher_data[i].nid, ++ cipher_mode == EVP_CIPH_CTR_MODE ? 1 : ++ cipher_data[i].blocksize, ++ cipher_data[i].keylen)) == NULL ++ || !EVP_CIPHER_meth_set_iv_length(known_cipher_methods[i], ++ cipher_data[i].ivlen) ++ || !EVP_CIPHER_meth_set_flags(known_cipher_methods[i], ++ cipher_data[i].flags ++ | EVP_CIPH_CUSTOM_COPY ++ | EVP_CIPH_CTRL_INIT ++ | EVP_CIPH_FLAG_DEFAULT_ASN1) ++ || !EVP_CIPHER_meth_set_init(known_cipher_methods[i], cipher_init) ++ || !EVP_CIPHER_meth_set_do_cipher(known_cipher_methods[i], ++ cipher_mode == EVP_CIPH_CTR_MODE ? ++ ctr_do_cipher : ++ cipher_do_cipher) ++ || !EVP_CIPHER_meth_set_ctrl(known_cipher_methods[i], cipher_ctrl) ++ || !EVP_CIPHER_meth_set_cleanup(known_cipher_methods[i], ++ cipher_cleanup) ++ || !EVP_CIPHER_meth_set_impl_ctx_size(known_cipher_methods[i], ++ sizeof(struct cipher_ctx))) { ++ cipher_driver_info[i].status = DEVCRYPTO_STATUS_FAILURE; ++ EVP_CIPHER_meth_free(known_cipher_methods[i]); ++ known_cipher_methods[i] = NULL; ++ } else { ++ cipher_driver_info[i].status = DEVCRYPTO_STATUS_USABLE; ++#ifdef CIOCGSESSINFO ++ siop.ses = sess.ses; ++ if (ioctl(cfd, CIOCGSESSINFO, &siop) < 0) { ++ cipher_driver_info[i].accelerated = DEVCRYPTO_ACCELERATION_UNKNOWN; ++ } else { ++ cipher_driver_info[i].driver_name = ++ OPENSSL_strndup(siop.cipher_info.cra_driver_name, ++ CRYPTODEV_MAX_ALG_NAME); ++ if (!(siop.flags & SIOP_FLAG_KERNEL_DRIVER_ONLY)) ++ cipher_driver_info[i].accelerated = DEVCRYPTO_NOT_ACCELERATED; ++ else ++ cipher_driver_info[i].accelerated = DEVCRYPTO_ACCELERATED; ++ } ++#endif /* CIOCGSESSINFO */ ++ } ++ ioctl(cfd, CIOCFSESSION, &sess.ses); ++ if (devcrypto_test_cipher(i)) { ++ known_cipher_nids[known_cipher_nids_amount++] = ++ cipher_data[i].nid; ++ } ++ } ++} ++ ++static void rebuild_known_cipher_nids(ENGINE *e) ++{ ++ size_t i; ++ ++ for (i = 0, known_cipher_nids_amount = 0; i < OSSL_NELEM(cipher_data); i++) { ++ if (devcrypto_test_cipher(i)) ++ known_cipher_nids[known_cipher_nids_amount++] = cipher_data[i].nid; ++ } ++ ENGINE_unregister_ciphers(e); ++ ENGINE_register_ciphers(e); ++} ++ ++static const EVP_CIPHER *get_cipher_method(int nid) ++{ ++ size_t i = get_cipher_data_index(nid); ++ ++ if (i == (size_t)-1) ++ return NULL; ++ return known_cipher_methods[i]; ++} ++ ++static int get_cipher_nids(const int **nids) ++{ ++ *nids = known_cipher_nids; ++ return known_cipher_nids_amount; ++} ++ ++static void destroy_cipher_method(int nid) ++{ ++ size_t i = get_cipher_data_index(nid); ++ ++ EVP_CIPHER_meth_free(known_cipher_methods[i]); ++ known_cipher_methods[i] = NULL; ++} ++ ++static void destroy_all_cipher_methods(void) ++{ ++ size_t i; ++ ++ for (i = 0; i < OSSL_NELEM(cipher_data); i++) { ++ destroy_cipher_method(cipher_data[i].nid); ++ OPENSSL_free(cipher_driver_info[i].driver_name); ++ cipher_driver_info[i].driver_name = NULL; ++ } ++} ++ ++static int devcrypto_ciphers(ENGINE *e, const EVP_CIPHER **cipher, ++ const int **nids, int nid) ++{ ++ if (cipher == NULL) ++ return get_cipher_nids(nids); ++ ++ *cipher = get_cipher_method(nid); ++ ++ return *cipher != NULL; ++} ++ ++static void devcrypto_select_all_ciphers(int *cipher_list) ++{ ++ size_t i; ++ ++ for (i = 0; i < OSSL_NELEM(cipher_data); i++) ++ cipher_list[i] = 1; ++} ++ ++static int cryptodev_select_cipher_cb(const char *str, int len, void *usr) ++{ ++ int *cipher_list = (int *)usr; ++ char *name; ++ const EVP_CIPHER *EVP; ++ size_t i; ++ ++ if (len == 0) ++ return 1; ++ if (usr == NULL || (name = OPENSSL_strndup(str, len)) == NULL) ++ return 0; ++ EVP = EVP_get_cipherbyname(name); ++ if (EVP == NULL) ++ fprintf(stderr, "devcrypto: unknown cipher %s\n", name); ++ else if ((i = find_cipher_data_index(EVP_CIPHER_nid(EVP))) != (size_t)-1) ++ cipher_list[i] = 1; ++ else ++ fprintf(stderr, "devcrypto: cipher %s not available\n", name); ++ OPENSSL_free(name); ++ return 1; ++} ++ ++static void dump_cipher_info(void) ++{ ++ size_t i; ++ const char *name; ++ ++ fprintf (stderr, "Information about ciphers supported by the /dev/crypto" ++ " engine:\n"); ++#ifndef CIOCGSESSINFO ++ fprintf(stderr, "CIOCGSESSINFO (session info call) unavailable\n"); ++#endif ++ for (i = 0; i < OSSL_NELEM(cipher_data); i++) { ++ name = OBJ_nid2sn(cipher_data[i].nid); ++ fprintf (stderr, "Cipher %s, NID=%d, /dev/crypto info: id=%d, ", ++ name ? name : "unknown", cipher_data[i].nid, ++ cipher_data[i].devcryptoid); ++ if (cipher_driver_info[i].status == DEVCRYPTO_STATUS_NO_CIOCGSESSION ) { ++ fprintf (stderr, "CIOCGSESSION (session open call) failed\n"); ++ continue; ++ } ++ fprintf (stderr, "driver=%s ", cipher_driver_info[i].driver_name ? ++ cipher_driver_info[i].driver_name : "unknown"); ++ if (cipher_driver_info[i].accelerated == DEVCRYPTO_ACCELERATED) ++ fprintf(stderr, "(hw accelerated)"); ++ else if (cipher_driver_info[i].accelerated == DEVCRYPTO_NOT_ACCELERATED) ++ fprintf(stderr, "(software)"); ++ else ++ fprintf(stderr, "(acceleration status unknown)"); ++ if (cipher_driver_info[i].status == DEVCRYPTO_STATUS_FAILURE) ++ fprintf (stderr, ". Cipher setup failed"); ++ fprintf(stderr, "\n"); ++ } ++ fprintf(stderr, "\n"); ++} ++ ++/* ++ * We only support digests if the cryptodev implementation supports multiple ++ * data updates and session copying. Otherwise, we would be forced to maintain ++ * a cache, which is perilous if there's a lot of data coming in (if someone ++ * wants to checksum an OpenSSL tarball, for example). ++ */ ++#if defined(CIOCCPHASH) && defined(COP_FLAG_UPDATE) && defined(COP_FLAG_FINAL) ++#define IMPLEMENT_DIGEST ++ ++/****************************************************************************** ++ * ++ * Digests ++ * ++ * Because they all do the same basic operation, we have only one set of ++ * method functions for them all to share, and a mapping table between ++ * NIDs and cryptodev IDs, with all the necessary size data. ++ * ++ *****/ ++ ++struct digest_ctx { ++ struct session_op sess; ++ /* This signals that the init function was called, not that it succeeded. */ ++ int init_called; ++ unsigned char digest_res[HASH_MAX_LEN]; ++}; ++ ++static const struct digest_data_st { ++ int nid; ++ int blocksize; ++ int digestlen; ++ int devcryptoid; ++} digest_data[] = { ++#ifndef OPENSSL_NO_MD5 ++ { NID_md5, /* MD5_CBLOCK */ 64, 16, CRYPTO_MD5 }, ++#endif ++ { NID_sha1, SHA_CBLOCK, 20, CRYPTO_SHA1 }, ++#ifndef OPENSSL_NO_RMD160 ++# if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_RIPEMD160) ++ { NID_ripemd160, /* RIPEMD160_CBLOCK */ 64, 20, CRYPTO_RIPEMD160 }, ++# endif ++#endif ++#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_SHA2_224) ++ { NID_sha224, SHA256_CBLOCK, 224 / 8, CRYPTO_SHA2_224 }, ++#endif ++#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_SHA2_256) ++ { NID_sha256, SHA256_CBLOCK, 256 / 8, CRYPTO_SHA2_256 }, ++#endif ++#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_SHA2_384) ++ { NID_sha384, SHA512_CBLOCK, 384 / 8, CRYPTO_SHA2_384 }, ++#endif ++#if !defined(CHECK_BSD_STYLE_MACROS) || defined(CRYPTO_SHA2_512) ++ { NID_sha512, SHA512_CBLOCK, 512 / 8, CRYPTO_SHA2_512 }, ++#endif ++}; ++ ++static size_t find_digest_data_index(int nid) ++{ ++ size_t i; ++ ++ for (i = 0; i < OSSL_NELEM(digest_data); i++) ++ if (nid == digest_data[i].nid) ++ return i; ++ return (size_t)-1; ++} ++ ++static size_t get_digest_data_index(int nid) ++{ ++ size_t i = find_digest_data_index(nid); ++ ++ if (i != (size_t)-1) ++ return i; ++ ++ /* ++ * Code further down must make sure that only NIDs in the table above ++ * are used. If any other NID reaches this function, there's a grave ++ * coding error further down. ++ */ ++ assert("Code that never should be reached" == NULL); ++ return -1; ++} ++ ++static const struct digest_data_st *get_digest_data(int nid) ++{ ++ return &digest_data[get_digest_data_index(nid)]; ++} ++ ++/* ++ * Following are the five necessary functions to map OpenSSL functionality ++ * with cryptodev: init, update, final, cleanup, and copy. ++ */ ++ ++static int digest_init(EVP_MD_CTX *ctx) ++{ ++ struct digest_ctx *digest_ctx = ++ (struct digest_ctx *)EVP_MD_CTX_md_data(ctx); ++ const struct digest_data_st *digest_d = ++ get_digest_data(EVP_MD_CTX_type(ctx)); ++ ++ digest_ctx->init_called = 1; ++ ++ memset(&digest_ctx->sess, 0, sizeof(digest_ctx->sess)); ++ digest_ctx->sess.mac = digest_d->devcryptoid; ++ if (ioctl(cfd, CIOCGSESSION, &digest_ctx->sess) < 0) { ++ SYSerr(SYS_F_IOCTL, errno); ++ return 0; ++ } ++ ++ return 1; ++} ++ ++static int digest_op(struct digest_ctx *ctx, const void *src, size_t srclen, ++ void *res, unsigned int flags) ++{ ++ struct crypt_op cryp; ++ ++ memset(&cryp, 0, sizeof(cryp)); ++ cryp.ses = ctx->sess.ses; ++ cryp.len = srclen; ++ cryp.src = (void *)src; ++ cryp.dst = NULL; ++ cryp.mac = res; ++ cryp.flags = flags; ++ return ioctl(cfd, CIOCCRYPT, &cryp); ++} ++ ++static int digest_update(EVP_MD_CTX *ctx, const void *data, size_t count) ++{ ++ struct digest_ctx *digest_ctx = ++ (struct digest_ctx *)EVP_MD_CTX_md_data(ctx); ++ ++ if (count == 0) ++ return 1; ++ ++ if (digest_ctx == NULL) ++ return 0; ++ ++ if (EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT)) { ++ if (digest_op(digest_ctx, data, count, digest_ctx->digest_res, 0) >= 0) ++ return 1; ++ } else if (digest_op(digest_ctx, data, count, NULL, COP_FLAG_UPDATE) >= 0) { ++ return 1; ++ } ++ ++ SYSerr(SYS_F_IOCTL, errno); ++ return 0; ++} ++ ++static int digest_final(EVP_MD_CTX *ctx, unsigned char *md) ++{ ++ struct digest_ctx *digest_ctx = ++ (struct digest_ctx *)EVP_MD_CTX_md_data(ctx); ++ ++ if (md == NULL || digest_ctx == NULL) ++ return 0; ++ ++ if (EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_ONESHOT)) { ++ memcpy(md, digest_ctx->digest_res, EVP_MD_CTX_size(ctx)); ++ } else if (digest_op(digest_ctx, NULL, 0, md, COP_FLAG_FINAL) < 0) { ++ SYSerr(SYS_F_IOCTL, errno); ++ return 0; ++ } ++ ++ return 1; ++} ++ ++static int digest_copy(EVP_MD_CTX *to, const EVP_MD_CTX *from) ++{ ++ struct digest_ctx *digest_from = ++ (struct digest_ctx *)EVP_MD_CTX_md_data(from); ++ struct digest_ctx *digest_to = ++ (struct digest_ctx *)EVP_MD_CTX_md_data(to); ++ struct cphash_op cphash; ++ ++ if (digest_from == NULL || digest_from->init_called != 1) ++ return 1; ++ ++ if (!digest_init(to)) { ++ SYSerr(SYS_F_IOCTL, errno); ++ return 0; ++ } ++ ++ cphash.src_ses = digest_from->sess.ses; ++ cphash.dst_ses = digest_to->sess.ses; ++ if (ioctl(cfd, CIOCCPHASH, &cphash) < 0) { ++ SYSerr(SYS_F_IOCTL, errno); ++ return 0; ++ } ++ return 1; ++} ++ ++static int digest_cleanup(EVP_MD_CTX *ctx) ++{ ++ struct digest_ctx *digest_ctx = ++ (struct digest_ctx *)EVP_MD_CTX_md_data(ctx); ++ ++ if (digest_ctx == NULL) ++ return 1; ++ ++ return clean_devcrypto_session(&digest_ctx->sess); ++} ++ ++/* ++ * Keep tables of known nids, associated methods, selected digests, and ++ * driver info. ++ * Note that known_digest_nids[] isn't necessarily indexed the same way as ++ * digest_data[] above, which the other tables are. ++ */ ++static int known_digest_nids[OSSL_NELEM(digest_data)]; ++static int known_digest_nids_amount = -1; /* -1 indicates not yet initialised */ ++static EVP_MD *known_digest_methods[OSSL_NELEM(digest_data)] = { NULL, }; ++static int selected_digests[OSSL_NELEM(digest_data)]; ++static struct driver_info_st digest_driver_info[OSSL_NELEM(digest_data)]; ++ ++static int devcrypto_test_digest(size_t digest_data_index) ++{ ++ return (digest_driver_info[digest_data_index].status == DEVCRYPTO_STATUS_USABLE ++ && selected_digests[digest_data_index] == 1 ++ && (digest_driver_info[digest_data_index].accelerated ++ == DEVCRYPTO_ACCELERATED ++ || use_softdrivers == DEVCRYPTO_USE_SOFTWARE ++ || (digest_driver_info[digest_data_index].accelerated ++ != DEVCRYPTO_NOT_ACCELERATED ++ && use_softdrivers == DEVCRYPTO_REJECT_SOFTWARE))); ++} ++ ++static void rebuild_known_digest_nids(ENGINE *e) ++{ ++ size_t i; ++ ++ for (i = 0, known_digest_nids_amount = 0; i < OSSL_NELEM(digest_data); i++) { ++ if (devcrypto_test_digest(i)) ++ known_digest_nids[known_digest_nids_amount++] = digest_data[i].nid; ++ } ++ ENGINE_unregister_digests(e); ++ ENGINE_register_digests(e); ++} ++ ++static void prepare_digest_methods(void) ++{ ++ size_t i; ++ struct session_op sess1, sess2; ++#ifdef CIOCGSESSINFO ++ struct session_info_op siop; ++#endif ++ struct cphash_op cphash; ++ ++ memset(&digest_driver_info, 0, sizeof(digest_driver_info)); ++ ++ memset(&sess1, 0, sizeof(sess1)); ++ memset(&sess2, 0, sizeof(sess2)); ++ ++ for (i = 0, known_digest_nids_amount = 0; i < OSSL_NELEM(digest_data); ++ i++) { ++ ++ selected_digests[i] = 1; ++ ++ /* ++ * Check that the digest is usable ++ */ ++ sess1.mac = digest_data[i].devcryptoid; ++ sess2.ses = 0; ++ if (ioctl(cfd, CIOCGSESSION, &sess1) < 0) { ++ digest_driver_info[i].status = DEVCRYPTO_STATUS_NO_CIOCGSESSION; ++ goto finish; ++ } ++ ++#ifdef CIOCGSESSINFO ++ /* gather hardware acceleration info from the driver */ ++ siop.ses = sess1.ses; ++ if (ioctl(cfd, CIOCGSESSINFO, &siop) < 0) { ++ digest_driver_info[i].accelerated = DEVCRYPTO_ACCELERATION_UNKNOWN; ++ } else { ++ digest_driver_info[i].driver_name = ++ OPENSSL_strndup(siop.hash_info.cra_driver_name, ++ CRYPTODEV_MAX_ALG_NAME); ++ if (siop.flags & SIOP_FLAG_KERNEL_DRIVER_ONLY) ++ digest_driver_info[i].accelerated = DEVCRYPTO_ACCELERATED; ++ else ++ digest_driver_info[i].accelerated = DEVCRYPTO_NOT_ACCELERATED; ++ } ++#endif ++ ++ /* digest must be capable of hash state copy */ ++ sess2.mac = sess1.mac; ++ if (ioctl(cfd, CIOCGSESSION, &sess2) < 0) { ++ digest_driver_info[i].status = DEVCRYPTO_STATUS_FAILURE; ++ goto finish; ++ } ++ cphash.src_ses = sess1.ses; ++ cphash.dst_ses = sess2.ses; ++ if (ioctl(cfd, CIOCCPHASH, &cphash) < 0) { ++ digest_driver_info[i].status = DEVCRYPTO_STATUS_NO_CIOCCPHASH; ++ goto finish; ++ } ++ if ((known_digest_methods[i] = EVP_MD_meth_new(digest_data[i].nid, ++ NID_undef)) == NULL ++ || !EVP_MD_meth_set_input_blocksize(known_digest_methods[i], ++ digest_data[i].blocksize) ++ || !EVP_MD_meth_set_result_size(known_digest_methods[i], ++ digest_data[i].digestlen) ++ || !EVP_MD_meth_set_init(known_digest_methods[i], digest_init) ++ || !EVP_MD_meth_set_update(known_digest_methods[i], digest_update) ++ || !EVP_MD_meth_set_final(known_digest_methods[i], digest_final) ++ || !EVP_MD_meth_set_copy(known_digest_methods[i], digest_copy) ++ || !EVP_MD_meth_set_cleanup(known_digest_methods[i], digest_cleanup) ++ || !EVP_MD_meth_set_app_datasize(known_digest_methods[i], ++ sizeof(struct digest_ctx))) { ++ digest_driver_info[i].status = DEVCRYPTO_STATUS_FAILURE; ++ EVP_MD_meth_free(known_digest_methods[i]); ++ known_digest_methods[i] = NULL; ++ goto finish; ++ } ++ digest_driver_info[i].status = DEVCRYPTO_STATUS_USABLE; ++finish: ++ ioctl(cfd, CIOCFSESSION, &sess1.ses); ++ if (sess2.ses != 0) ++ ioctl(cfd, CIOCFSESSION, &sess2.ses); ++ if (devcrypto_test_digest(i)) ++ known_digest_nids[known_digest_nids_amount++] = digest_data[i].nid; ++ } ++} ++ ++static const EVP_MD *get_digest_method(int nid) ++{ ++ size_t i = get_digest_data_index(nid); ++ ++ if (i == (size_t)-1) ++ return NULL; ++ return known_digest_methods[i]; ++} ++ ++static int get_digest_nids(const int **nids) ++{ ++ *nids = known_digest_nids; ++ return known_digest_nids_amount; ++} ++ ++static void destroy_digest_method(int nid) ++{ ++ size_t i = get_digest_data_index(nid); ++ ++ EVP_MD_meth_free(known_digest_methods[i]); ++ known_digest_methods[i] = NULL; ++} ++ ++static void destroy_all_digest_methods(void) ++{ ++ size_t i; ++ ++ for (i = 0; i < OSSL_NELEM(digest_data); i++) { ++ destroy_digest_method(digest_data[i].nid); ++ OPENSSL_free(digest_driver_info[i].driver_name); ++ digest_driver_info[i].driver_name = NULL; ++ } ++} ++ ++static int devcrypto_digests(ENGINE *e, const EVP_MD **digest, ++ const int **nids, int nid) ++{ ++ if (digest == NULL) ++ return get_digest_nids(nids); ++ ++ *digest = get_digest_method(nid); ++ ++ return *digest != NULL; ++} ++ ++static void devcrypto_select_all_digests(int *digest_list) ++{ ++ size_t i; ++ ++ for (i = 0; i < OSSL_NELEM(digest_data); i++) ++ digest_list[i] = 1; ++} ++ ++static int cryptodev_select_digest_cb(const char *str, int len, void *usr) ++{ ++ int *digest_list = (int *)usr; ++ char *name; ++ const EVP_MD *EVP; ++ size_t i; ++ ++ if (len == 0) ++ return 1; ++ if (usr == NULL || (name = OPENSSL_strndup(str, len)) == NULL) ++ return 0; ++ EVP = EVP_get_digestbyname(name); ++ if (EVP == NULL) ++ fprintf(stderr, "devcrypto: unknown digest %s\n", name); ++ else if ((i = find_digest_data_index(EVP_MD_type(EVP))) != (size_t)-1) ++ digest_list[i] = 1; ++ else ++ fprintf(stderr, "devcrypto: digest %s not available\n", name); ++ OPENSSL_free(name); ++ return 1; ++} ++ ++static void dump_digest_info(void) ++{ ++ size_t i; ++ const char *name; ++ ++ fprintf (stderr, "Information about digests supported by the /dev/crypto" ++ " engine:\n"); ++#ifndef CIOCGSESSINFO ++ fprintf(stderr, "CIOCGSESSINFO (session info call) unavailable\n"); ++#endif ++ ++ for (i = 0; i < OSSL_NELEM(digest_data); i++) { ++ name = OBJ_nid2sn(digest_data[i].nid); ++ fprintf (stderr, "Digest %s, NID=%d, /dev/crypto info: id=%d, driver=%s", ++ name ? name : "unknown", digest_data[i].nid, ++ digest_data[i].devcryptoid, ++ digest_driver_info[i].driver_name ? digest_driver_info[i].driver_name : "unknown"); ++ if (digest_driver_info[i].status == DEVCRYPTO_STATUS_NO_CIOCGSESSION) { ++ fprintf (stderr, ". CIOCGSESSION (session open) failed\n"); ++ continue; ++ } ++ if (digest_driver_info[i].accelerated == DEVCRYPTO_ACCELERATED) ++ fprintf(stderr, " (hw accelerated)"); ++ else if (digest_driver_info[i].accelerated == DEVCRYPTO_NOT_ACCELERATED) ++ fprintf(stderr, " (software)"); ++ else ++ fprintf(stderr, " (acceleration status unknown)"); ++ if (cipher_driver_info[i].status == DEVCRYPTO_STATUS_FAILURE) ++ fprintf (stderr, ". Cipher setup failed\n"); ++ else if (digest_driver_info[i].status == DEVCRYPTO_STATUS_NO_CIOCCPHASH) ++ fprintf(stderr, ", CIOCCPHASH failed\n"); ++ else ++ fprintf(stderr, ", CIOCCPHASH capable\n"); ++ } ++ fprintf(stderr, "\n"); ++} ++ ++#endif ++ ++/****************************************************************************** ++ * ++ * CONTROL COMMANDS ++ * ++ *****/ ++ ++#define DEVCRYPTO_CMD_USE_SOFTDRIVERS ENGINE_CMD_BASE ++#define DEVCRYPTO_CMD_CIPHERS (ENGINE_CMD_BASE + 1) ++#define DEVCRYPTO_CMD_DIGESTS (ENGINE_CMD_BASE + 2) ++#define DEVCRYPTO_CMD_DUMP_INFO (ENGINE_CMD_BASE + 3) ++ ++/* Helper macros for CPP string composition */ ++#ifndef OPENSSL_MSTR ++# define OPENSSL_MSTR_HELPER(x) #x ++# define OPENSSL_MSTR(x) OPENSSL_MSTR_HELPER(x) ++#endif ++ ++static const ENGINE_CMD_DEFN devcrypto_cmds[] = { ++#ifdef CIOCGSESSINFO ++ {DEVCRYPTO_CMD_USE_SOFTDRIVERS, ++ "USE_SOFTDRIVERS", ++ "specifies whether to use software (not accelerated) drivers (" ++ OPENSSL_MSTR(DEVCRYPTO_REQUIRE_ACCELERATED) "=use only accelerated drivers, " ++ OPENSSL_MSTR(DEVCRYPTO_USE_SOFTWARE) "=allow all drivers, " ++ OPENSSL_MSTR(DEVCRYPTO_REJECT_SOFTWARE) ++ "=use if acceleration can't be determined) [default=" ++ OPENSSL_MSTR(DEVCRYPTO_DEFAULT_USE_SOFTDRIVERS) "]", ++ ENGINE_CMD_FLAG_NUMERIC}, ++#endif ++ ++ {DEVCRYPTO_CMD_CIPHERS, ++ "CIPHERS", ++ "either ALL, NONE, or a comma-separated list of ciphers to enable [default=ALL]", ++ ENGINE_CMD_FLAG_STRING}, ++ ++#ifdef IMPLEMENT_DIGEST ++ {DEVCRYPTO_CMD_DIGESTS, ++ "DIGESTS", ++ "either ALL, NONE, or a comma-separated list of digests to enable [default=ALL]", ++ ENGINE_CMD_FLAG_STRING}, ++#endif ++ ++ {DEVCRYPTO_CMD_DUMP_INFO, ++ "DUMP_INFO", ++ "dump info about each algorithm to stderr; use 'openssl engine -pre DUMP_INFO devcrypto'", ++ ENGINE_CMD_FLAG_NO_INPUT}, ++ ++ {0, NULL, NULL, 0} ++}; ++ ++static int devcrypto_ctrl(ENGINE *e, int cmd, long i, void *p, void (*f) (void)) ++{ ++ int *new_list; ++ switch (cmd) { ++#ifdef CIOCGSESSINFO ++ case DEVCRYPTO_CMD_USE_SOFTDRIVERS: ++ switch (i) { ++ case DEVCRYPTO_REQUIRE_ACCELERATED: ++ case DEVCRYPTO_USE_SOFTWARE: ++ case DEVCRYPTO_REJECT_SOFTWARE: ++ break; ++ default: ++ fprintf(stderr, "devcrypto: invalid value (%ld) for USE_SOFTDRIVERS\n", i); ++ return 0; ++ } ++ if (use_softdrivers == i) ++ return 1; ++ use_softdrivers = i; ++#ifdef IMPLEMENT_DIGEST ++ rebuild_known_digest_nids(e); ++#endif ++ rebuild_known_cipher_nids(e); ++ return 1; ++#endif /* CIOCGSESSINFO */ ++ ++ case DEVCRYPTO_CMD_CIPHERS: ++ if (p == NULL) ++ return 1; ++ if (strcasecmp((const char *)p, "ALL") == 0) { ++ devcrypto_select_all_ciphers(selected_ciphers); ++ } else if (strcasecmp((const char*)p, "NONE") == 0) { ++ memset(selected_ciphers, 0, sizeof(selected_ciphers)); ++ } else { ++ new_list=OPENSSL_zalloc(sizeof(selected_ciphers)); ++ if (!CONF_parse_list(p, ',', 1, cryptodev_select_cipher_cb, new_list)) { ++ OPENSSL_free(new_list); ++ return 0; ++ } ++ memcpy(selected_ciphers, new_list, sizeof(selected_ciphers)); ++ OPENSSL_free(new_list); ++ } ++ rebuild_known_cipher_nids(e); ++ return 1; ++ ++#ifdef IMPLEMENT_DIGEST ++ case DEVCRYPTO_CMD_DIGESTS: ++ if (p == NULL) ++ return 1; ++ if (strcasecmp((const char *)p, "ALL") == 0) { ++ devcrypto_select_all_digests(selected_digests); ++ } else if (strcasecmp((const char*)p, "NONE") == 0) { ++ memset(selected_digests, 0, sizeof(selected_digests)); ++ } else { ++ new_list=OPENSSL_zalloc(sizeof(selected_digests)); ++ if (!CONF_parse_list(p, ',', 1, cryptodev_select_digest_cb, new_list)) { ++ OPENSSL_free(new_list); ++ return 0; ++ } ++ memcpy(selected_digests, new_list, sizeof(selected_digests)); ++ OPENSSL_free(new_list); ++ } ++ rebuild_known_digest_nids(e); ++ return 1; ++#endif /* IMPLEMENT_DIGEST */ ++ ++ case DEVCRYPTO_CMD_DUMP_INFO: ++ dump_cipher_info(); ++#ifdef IMPLEMENT_DIGEST ++ dump_digest_info(); ++#endif ++ return 1; ++ ++ default: ++ break; ++ } ++ return 0; ++} ++ ++/****************************************************************************** ++ * ++ * LOAD / UNLOAD ++ * ++ *****/ ++ ++/* ++ * Opens /dev/crypto ++ */ ++static int open_devcrypto(void) ++{ ++ int fd; ++ ++ if (cfd >= 0) ++ return 1; ++ ++ if ((fd = open("/dev/crypto", O_RDWR, 0)) < 0) { ++#ifndef ENGINE_DEVCRYPTO_DEBUG ++ if (errno != ENOENT) ++#endif ++ fprintf(stderr, "Could not open /dev/crypto: %s\n", strerror(errno)); ++ return 0; ++ } ++ ++#ifdef CRIOGET ++ if (ioctl(fd, CRIOGET, &cfd) < 0) { ++ fprintf(stderr, "Could not create crypto fd: %s\n", strerror(errno)); ++ close(fd); ++ cfd = -1; ++ return 0; ++ } ++ close(fd); ++#else ++ cfd = fd; ++#endif ++ + return 1; +} + @@ -236,20 +2603,17 @@ index 2c1b52d572..eff1ed3a7d 100644 + if (ret != 0) { + fprintf(stderr, "Error closing /dev/crypto: %s\n", strerror(errno)); + return 0; - } ++ } + return 1; +} - -- prepare_cipher_methods(); ++ +static int devcrypto_unload(ENGINE *e) +{ + destroy_all_cipher_methods(); - #ifdef IMPLEMENT_DIGEST -- prepare_digest_methods(); ++#ifdef IMPLEMENT_DIGEST + destroy_all_digest_methods(); - #endif - -- if (!ENGINE_set_id(e, "devcrypto") ++#endif ++ + close_devcrypto(); + + return 1; @@ -258,13 +2622,12 @@ index 2c1b52d572..eff1ed3a7d 100644 +static int bind_devcrypto(ENGINE *e) { + + if (!ENGINE_set_id(e, engine_devcrypto_id) - || !ENGINE_set_name(e, "/dev/crypto engine") ++ || !ENGINE_set_name(e, "/dev/crypto engine") + || !ENGINE_set_destroy_function(e, devcrypto_unload) - || !ENGINE_set_cmd_defns(e, devcrypto_cmds) -- || !ENGINE_set_ctrl_function(e, devcrypto_ctrl) ++ || !ENGINE_set_cmd_defns(e, devcrypto_cmds) + || !ENGINE_set_ctrl_function(e, devcrypto_ctrl)) + return 0; - ++ + prepare_cipher_methods(); +#ifdef IMPLEMENT_DIGEST + prepare_digest_methods(); @@ -274,34 +2637,40 @@ index 2c1b52d572..eff1ed3a7d 100644 +#ifdef IMPLEMENT_DIGEST + && ENGINE_set_digests(e, devcrypto_digests) +#endif - /* - * Asymmetric ciphers aren't well supported with /dev/crypto. Among the BSD - * implementations, it seems to only exist in FreeBSD, and regarding the -@@ -1250,23 +1268,36 @@ void engine_load_devcrypto_int() - */ - #if 0 - # ifndef OPENSSL_NO_RSA -- || !ENGINE_set_RSA(e, devcrypto_rsa) ++/* ++ * Asymmetric ciphers aren't well supported with /dev/crypto. Among the BSD ++ * implementations, it seems to only exist in FreeBSD, and regarding the ++ * parameters in its crypt_kop, the manual crypto(4) has this to say: ++ * ++ * The semantics of these arguments are currently undocumented. ++ * ++ * Reading through the FreeBSD source code doesn't give much more than ++ * their CRK_MOD_EXP implementation for ubsec. ++ * ++ * It doesn't look much better with cryptodev-linux. They have the crypt_kop ++ * structure as well as the command (CRK_*) in cryptodev.h, but no support ++ * seems to be implemented at all for the moment. ++ * ++ * At the time of writing, it seems impossible to write proper support for ++ * FreeBSD's asym features without some very deep knowledge and access to ++ * specific kernel modules. ++ * ++ * /Richard Levitte, 2017-05-11 ++ */ ++#if 0 ++# ifndef OPENSSL_NO_RSA + && ENGINE_set_RSA(e, devcrypto_rsa) - # endif - # ifndef OPENSSL_NO_DSA -- || !ENGINE_set_DSA(e, devcrypto_dsa) ++# endif ++# ifndef OPENSSL_NO_DSA + && ENGINE_set_DSA(e, devcrypto_dsa) - # endif - # ifndef OPENSSL_NO_DH -- || !ENGINE_set_DH(e, devcrypto_dh) ++# endif ++# ifndef OPENSSL_NO_DH + && ENGINE_set_DH(e, devcrypto_dh) - # endif - # ifndef OPENSSL_NO_EC -- || !ENGINE_set_EC(e, devcrypto_ec) ++# endif ++# ifndef OPENSSL_NO_EC + && ENGINE_set_EC(e, devcrypto_ec) - # endif - #endif -- || !ENGINE_set_ciphers(e, devcrypto_ciphers) --#ifdef IMPLEMENT_DIGEST -- || !ENGINE_set_digests(e, devcrypto_digests) --#endif -- ) { ++# endif ++#endif + ); +} + @@ -320,13 +2689,14 @@ index 2c1b52d572..eff1ed3a7d 100644 + if ((e = ENGINE_new()) == NULL + || !bind_devcrypto(e)) { + close_devcrypto(); - ENGINE_free(e); - return; - } -@@ -1275,3 +1306,22 @@ void engine_load_devcrypto_int() - ENGINE_free(e); /* Loose our local reference */ - ERR_clear_error(); - } ++ ENGINE_free(e); ++ return; ++ } ++ ++ ENGINE_add(e); ++ ENGINE_free(e); /* Loose our local reference */ ++ ERR_clear_error(); ++} + +#else + diff --git a/package/libs/openssl/patches/500-e_devcrypto-default-to-not-use-digests-in-engine.patch b/package/libs/openssl/patches/500-e_devcrypto-default-to-not-use-digests-in-engine.patch index 1f1cd7a582..df5c16d8d2 100644 --- a/package/libs/openssl/patches/500-e_devcrypto-default-to-not-use-digests-in-engine.patch +++ b/package/libs/openssl/patches/500-e_devcrypto-default-to-not-use-digests-in-engine.patch @@ -19,8 +19,6 @@ turn them on if it is safe and fast enough. Signed-off-by: Eneas U de Queiroz <cote2004-github@yahoo.com> -diff --git a/engines/e_devcrypto.c b/engines/e_devcrypto.c -index 3fcd81de7a..d25230d366 100644 --- a/engines/e_devcrypto.c +++ b/engines/e_devcrypto.c @@ -852,7 +852,7 @@ static void prepare_digest_methods(void) @@ -32,7 +30,7 @@ index 3fcd81de7a..d25230d366 100644 /* * Check that the digest is usable -@@ -1072,7 +1072,7 @@ static const ENGINE_CMD_DEFN devcrypto_cmds[] = { +@@ -1072,7 +1072,7 @@ static const ENGINE_CMD_DEFN devcrypto_c #ifdef IMPLEMENT_DIGEST {DEVCRYPTO_CMD_DIGESTS, "DIGESTS", diff --git a/package/libs/openssl/patches/510-e_devcrypto-ignore-error-when-closing-session.patch b/package/libs/openssl/patches/510-e_devcrypto-ignore-error-when-closing-session.patch index bc514b88c9..87792cf9d0 100644 --- a/package/libs/openssl/patches/510-e_devcrypto-ignore-error-when-closing-session.patch +++ b/package/libs/openssl/patches/510-e_devcrypto-ignore-error-when-closing-session.patch @@ -8,11 +8,9 @@ session. It may have been closed by another process after a fork. Signed-off-by: Eneas U de Queiroz <cote2004-github@yahoo.com> -diff --git a/engines/e_devcrypto.c b/engines/e_devcrypto.c -index d25230d366..f4570f1666 100644 --- a/engines/e_devcrypto.c +++ b/engines/e_devcrypto.c -@@ -195,9 +195,8 @@ static int cipher_init(EVP_CIPHER_CTX *ctx, const unsigned char *key, +@@ -195,9 +195,8 @@ static int cipher_init(EVP_CIPHER_CTX *c get_cipher_data(EVP_CIPHER_CTX_nid(ctx)); /* cleanup a previous session */ |