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uboot-mvebu: add OpenSSL compat patches

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Fixes the following build issue: "undefined reference to `EVP_MD_CTX_create'"

From: Jelle van der Waa <jelle@vdwaa.nl>

The rsa_st struct has been made opaque in 1.1.x, add forward compatible
code to access the n, e, d members of rsa_struct.

EVP_MD_CTX_cleanup has been removed in 1.1.x and EVP_MD_CTX_reset should be
called to reinitialise an already created structure.

Signed-off-by: Marko Ratkaj <marko.ratkaj@sartura.hr>
master
Marko Ratkaj 7 years ago committed by Hauke Mehrtens
parent 49e6e9ca39
commit 56348c95e9
2 changed files with 249 additions and 0 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 153
      package/boot/uboot-mvebu/patches/0011-rsa-Fix-build-with-OpenSSL-1.1.x.patch
  2. 96
      package/boot/uboot-mvebu/patches/0012-tools-kwbimage-fix-build-with-OpenSSL-1.1.x.patch

153
package/boot/uboot-mvebu/patches/0011-rsa-Fix-build-with-OpenSSL-1.1.x.patch
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@ -0,0 +1,153 @@
From 59be82ef7e7ec4be6e1597d8aef65dd3d8c3a0d9 Mon Sep 17 00:00:00 2001
From: Jelle van der Waa <jelle@vdwaa.nl>
Date: Mon, 8 May 2017 21:31:19 +0200
Subject: [PATCH 1/2] rsa: Fix build with OpenSSL 1.1.x
The rsa_st struct has been made opaque in 1.1.x, add forward compatible
code to access the n, e, d members of rsa_struct.
EVP_MD_CTX_cleanup has been removed in 1.1.x and EVP_MD_CTX_reset should be
called to reinitialise an already created structure.
---
lib/rsa/rsa-sign.c | 44 ++++++++++++++++++++++++++++++++++++++------
1 file changed, 38 insertions(+), 6 deletions(-)
--- a/lib/rsa/rsa-sign.c
+++ b/lib/rsa/rsa-sign.c
@@ -9,6 +9,7 @@
#include <string.h>
#include <image.h>
#include <time.h>
+#include <openssl/bn.h>
#include <openssl/rsa.h>
#include <openssl/pem.h>
#include <openssl/err.h>
@@ -20,6 +21,19 @@
#define HAVE_ERR_REMOVE_THREAD_STATE
#endif
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+static void RSA_get0_key(const RSA *r,
+ const BIGNUM **n, const BIGNUM **e, const BIGNUM **d)
+{
+ if (n != NULL)
+ *n = r->n;
+ if (e != NULL)
+ *e = r->e;
+ if (d != NULL)
+ *d = r->d;
+}
+#endif
+
static int rsa_err(const char *msg)
{
unsigned long sslErr = ERR_get_error();
@@ -286,16 +300,22 @@ static int rsa_init(void)
{
int ret;
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
ret = SSL_library_init();
+#else
+ ret = OPENSSL_init_ssl(0, NULL);
+#endif
if (!ret) {
fprintf(stderr, "Failure to init SSL library\n");
return -1;
}
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
SSL_load_error_strings();
OpenSSL_add_all_algorithms();
OpenSSL_add_all_digests();
OpenSSL_add_all_ciphers();
+#endif
return 0;
}
@@ -335,12 +355,15 @@ err_set_rsa:
err_engine_init:
ENGINE_free(e);
err_engine_by_id:
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
ENGINE_cleanup();
+#endif
return ret;
}
static void rsa_remove(void)
{
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
CRYPTO_cleanup_all_ex_data();
ERR_free_strings();
#ifdef HAVE_ERR_REMOVE_THREAD_STATE
@@ -349,6 +372,7 @@ static void rsa_remove(void)
ERR_remove_state(0);
#endif
EVP_cleanup();
+#endif
}
static void rsa_engine_remove(ENGINE *e)
@@ -409,7 +433,11 @@ static int rsa_sign_with_key(RSA *rsa, s
ret = rsa_err("Could not obtain signature");
goto err_sign;
}
- EVP_MD_CTX_cleanup(context);
+ #if OPENSSL_VERSION_NUMBER < 0x10100000L
+ EVP_MD_CTX_cleanup(context);
+ #else
+ EVP_MD_CTX_reset(context);
+ #endif
EVP_MD_CTX_destroy(context);
EVP_PKEY_free(key);
@@ -479,6 +507,7 @@ static int rsa_get_exponent(RSA *key, ui
{
int ret;
BIGNUM *bn_te;
+ const BIGNUM *key_e;
uint64_t te;
ret = -EINVAL;
@@ -487,17 +516,18 @@ static int rsa_get_exponent(RSA *key, ui
if (!e)
goto cleanup;
- if (BN_num_bits(key->e) > 64)
+ RSA_get0_key(key, NULL, &key_e, NULL);
+ if (BN_num_bits(key_e) > 64)
goto cleanup;
- *e = BN_get_word(key->e);
+ *e = BN_get_word(key_e);
- if (BN_num_bits(key->e) < 33) {
+ if (BN_num_bits(key_e) < 33) {
ret = 0;
goto cleanup;
}
- bn_te = BN_dup(key->e);
+ bn_te = BN_dup(key_e);
if (!bn_te)
goto cleanup;
@@ -527,6 +557,7 @@ int rsa_get_params(RSA *key, uint64_t *e
{
BIGNUM *big1, *big2, *big32, *big2_32;
BIGNUM *n, *r, *r_squared, *tmp;
+ const BIGNUM *key_n;
BN_CTX *bn_ctx = BN_CTX_new();
int ret = 0;
@@ -548,7 +579,8 @@ int rsa_get_params(RSA *key, uint64_t *e
if (0 != rsa_get_exponent(key, exponent))
ret = -1;
- if (!BN_copy(n, key->n) || !BN_set_word(big1, 1L) ||
+ RSA_get0_key(key, &key_n, NULL, NULL);
+ if (!BN_copy(n, key_n) || !BN_set_word(big1, 1L) ||
!BN_set_word(big2, 2L) || !BN_set_word(big32, 32L))
ret = -1;

96
package/boot/uboot-mvebu/patches/0012-tools-kwbimage-fix-build-with-OpenSSL-1.1.x.patch
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@ -0,0 +1,96 @@
From 65030804dc57f3488e4ffe21e72fc65cd245cb98 Mon Sep 17 00:00:00 2001
From: Jelle van der Waa <jelle@vdwaa.nl>
Date: Mon, 8 May 2017 21:31:20 +0200
Subject: [PATCH 2/2] tools: kwbimage fix build with OpenSSL 1.1.x
The rsa_st struct has been made opaque in 1.1.x, add forward compatible
code to access the n, e, d members of rsa_struct.
EVP_MD_CTX_cleanup has been removed in 1.1.x and EVP_MD_CTX_reset should be
called to reinitialise an already created structure.
Signed-off-by: Jelle van der Waa <jelle@vdwaa.nl>
---
tools/kwbimage.c | 36 ++++++++++++++++++++++++++++++------
1 file changed, 30 insertions(+), 6 deletions(-)
--- a/tools/kwbimage.c
+++ b/tools/kwbimage.c
@@ -18,10 +18,30 @@
#include "kwbimage.h"
#ifdef CONFIG_KWB_SECURE
+#include <openssl/bn.h>
#include <openssl/rsa.h>
#include <openssl/pem.h>
#include <openssl/err.h>
#include <openssl/evp.h>
+
+#if OPENSSL_VERSION_NUMBER < 0x10100000L
+static void RSA_get0_key(const RSA *r,
+ const BIGNUM **n, const BIGNUM **e, const BIGNUM **d)
+{
+ if (n != NULL)
+ *n = r->n;
+ if (e != NULL)
+ *e = r->e;
+ if (d != NULL)
+ *d = r->d;
+}
+
+#else
+void EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx)
+{
+ EVP_MD_CTX_reset(ctx);
+}
+#endif
#endif
static struct image_cfg_element *image_cfg;
@@ -470,12 +490,16 @@ static int kwb_export_pubkey(RSA *key, s
char *keyname)
{
int size_exp, size_mod, size_seq;
+ const BIGNUM *key_e, *key_n;
uint8_t *cur;
char *errmsg = "Failed to encode %s\n";
- if (!key || !key->e || !key->n || !dst) {
+ RSA_get0_key(key, NULL, &key_e, NULL);
+ RSA_get0_key(key, &key_n, NULL, NULL);
+
+ if (!key || !key_e || !key_n || !dst) {
fprintf(stderr, "export pk failed: (%p, %p, %p, %p)",
- key, key->e, key->n, dst);
+ key, key_e, key_n, dst);
fprintf(stderr, errmsg, keyname);
return -EINVAL;
}
@@ -490,8 +514,8 @@ static int kwb_export_pubkey(RSA *key, s
* do the encoding manually.
*/
- size_exp = BN_num_bytes(key->e);
- size_mod = BN_num_bytes(key->n);
+ size_exp = BN_num_bytes(key_e);
+ size_mod = BN_num_bytes(key_n);
size_seq = 4 + size_mod + 4 + size_exp;
if (size_mod > 256) {
@@ -520,14 +544,14 @@ static int kwb_export_pubkey(RSA *key, s
*cur++ = 0x82;
*cur++ = (size_mod >> 8) & 0xFF;
*cur++ = size_mod & 0xFF;
- BN_bn2bin(key->n, cur);
+ BN_bn2bin(key_n, cur);
cur += size_mod;
/* Exponent */
*cur++ = 0x02; /* INTEGER */
*cur++ = 0x82;
*cur++ = (size_exp >> 8) & 0xFF;
*cur++ = size_exp & 0xFF;
- BN_bn2bin(key->e, cur);
+ BN_bn2bin(key_e, cur);
if (hashf) {
struct hash_v1 pk_hash;
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