From 01d26132d156ba9fff7a8142d5a6899d7b2e6286 Mon Sep 17 00:00:00 2001
From: Vitaly Chikunov <vt@altlinux.org>
Date: Sun, 15 Jul 2018 21:17:44 +0300
Subject: [PATCH] Make it compile with shimmed openssl-1.0.2

---
 CMakeLists.txt |  4 ++--
 gost_ameth.c   | 12 ++++++------
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 295ca76..5741610 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,7 @@ project(gost-engine LANGUAGES C)
 
 include(GNUInstallDirs)
 
-find_package(OpenSSL 1.1 REQUIRED)
+find_package(OpenSSL 1.0.2 REQUIRED)
 include_directories(${OPENSSL_INCLUDE_DIR})
 
 if (CMAKE_C_COMPILER_ID MATCHES "Clang")
@@ -136,4 +136,4 @@ install(FILES gostsum.1 gost12sum.1 DESTINATION ${OPENSSL_MAN_INSTALL_DIR})
 if (MSVC)
  install(FILES $<TARGET_PDB_FILE:gost_engine> DESTINATION ${OPENSSL_ENGINES_INSTALL_DIR} OPTIONAL)
  install(FILES $<TARGET_PDB_FILE:gostsum> $<TARGET_PDB_FILE:gost12sum> DESTINATION ${CMAKE_INSTALL_BINDIR} OPTIONAL)
-endif()
\ No newline at end of file
+endif()
diff --git a/gost_ameth.c b/gost_ameth.c
index d53b89e..58f4df4 100644
--- a/gost_ameth.c
+++ b/gost_ameth.c
@@ -131,9 +131,9 @@ static int gost_decode_nid_params(EVP_PKEY *pkey, int pkey_nid, int param_nid)
  * Parses GOST algorithm parameters from X509_ALGOR and modifies pkey setting
  * NID and parameters
  */
-static int decode_gost_algor_params(EVP_PKEY *pkey, const X509_ALGOR *palg)
+static int decode_gost_algor_params(EVP_PKEY *pkey, X509_ALGOR *palg)
 {
-    const ASN1_OBJECT *palg_obj = NULL;
+    ASN1_OBJECT *palg_obj = NULL;
     int ptype = V_ASN1_UNDEF;
     int pkey_nid = NID_undef, param_nid = NID_undef;
     ASN1_STRING *pval = NULL;
@@ -142,7 +142,7 @@ static int decode_gost_algor_params(EVP_PKEY *pkey, const X509_ALGOR *palg)
 
     if (!pkey || !palg)
         return 0;
-    X509_ALGOR_get0(&palg_obj, &ptype, (const void **)&pval, palg);
+    X509_ALGOR_get0(&palg_obj, &ptype, (void **)&pval, palg);
     if (ptype != V_ASN1_SEQUENCE) {
         GOSTerr(GOST_F_DECODE_GOST_ALGOR_PARAMS,
                 GOST_R_BAD_KEY_PARAMETERS_FORMAT);
@@ -331,14 +331,14 @@ static BIGNUM *unmask_priv_key(EVP_PKEY *pk,
     return pknum_masked;
 }
 
-static int priv_decode_gost(EVP_PKEY *pk, const PKCS8_PRIV_KEY_INFO *p8inf)
+static int priv_decode_gost(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf)
 {
     const unsigned char *pkey_buf = NULL, *p = NULL;
     int priv_len = 0;
     BIGNUM *pk_num = NULL;
     int ret = 0;
-    const X509_ALGOR *palg = NULL;
-    const ASN1_OBJECT *palg_obj = NULL;
+    X509_ALGOR *palg = NULL;
+    ASN1_OBJECT *palg_obj = NULL;
     ASN1_INTEGER *priv_key = NULL;
     int expected_key_len = 32;
 
-- 
2.39.2