-From a8523d83c242c6f71dbf69fab0ca91d768e78f05 Mon Sep 17 00:00:00 2001
-From: Andreas Schneider <asn@cryptomilk.org>
-Date: Sun, 6 Nov 2016 12:07:32 +0100
-Subject: [PATCH] threads: Use new API call for OpenSSL CRYPTO THREADID
-
-BUG: https://red.libssh.org/issues/222
-
-Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
----
- ConfigureChecks.cmake | 4 ++++
- config.h.cmake | 3 +++
- src/threads.c | 19 +++++++++++++++++--
- 3 files changed, 24 insertions(+), 2 deletions(-)
-
-diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
-index 0a53c5b1..43179d8f 100644
---- a/ConfigureChecks.cmake
-+++ b/ConfigureChecks.cmake
-@@ -95,6 +95,10 @@ if (OPENSSL_FOUND)
- set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
- set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
- check_function_exists(CRYPTO_ctr128_encrypt HAVE_OPENSSL_CRYPTO_CTR128_ENCRYPT)
-+
-+ set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
-+ set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_CRYPTO_LIBRARY})
-+ check_function_exists(CRYPTO_THREADID_set_callback HAVE_OPENSSL_CRYPTO_THREADID_SET_CALLBACK)
- endif()
-
- if (CMAKE_HAVE_PTHREAD_H)
-diff --git a/config.h.cmake b/config.h.cmake
-index 3e7f7939..b87fea5c 100644
---- a/config.h.cmake
-+++ b/config.h.cmake
-@@ -79,6 +79,9 @@
- /* Define to 1 if you have the `CRYPTO_ctr128_encrypt' function. */
- #cmakedefine HAVE_OPENSSL_CRYPTO_CTR128_ENCRYPT 1
-
-+/* Define to 1 if you have the `CRYPTO_THREADID_set_callback' function. */
-+#cmakedefine HAVE_OPENSSL_CRYPTO_THREADID_SET_CALLBACK 1
-+
- /* Define to 1 if you have the `snprintf' function. */
- #cmakedefine HAVE_SNPRINTF 1
-
-diff --git a/src/threads.c b/src/threads.c
-index 7f3a304e..062c3b84 100644
---- a/src/threads.c
-+++ b/src/threads.c
-@@ -116,6 +116,15 @@ static void libcrypto_lock_callback(int mode, int i, const char *file, int line)
- }
- }
-
-+#ifdef HAVE_OPENSSL_CRYPTO_THREADID_SET_CALLBACK
-+static void libcrypto_THREADID_callback(CRYPTO_THREADID *id)
-+{
-+ unsigned long thread_id = (*user_callbacks->thread_id)();
-+
-+ CRYPTO_THREADID_set_numeric(id, thread_id);
-+}
-+#endif /* HAVE_OPENSSL_CRYPTO_THREADID_SET_CALLBACK */
-+
- static int libcrypto_thread_init(void){
- int n=CRYPTO_num_locks();
- int i;
-@@ -127,8 +136,14 @@ static int libcrypto_thread_init(void){
- for (i=0;i<n;++i){
- user_callbacks->mutex_init(&libcrypto_mutexes[i]);
- }
-- CRYPTO_set_id_callback(user_callbacks->thread_id);
-- CRYPTO_set_locking_callback(libcrypto_lock_callback);
-+
-+#ifdef HAVE_OPENSSL_CRYPTO_THREADID_SET_CALLBACK
-+ CRYPTO_THREADID_set_callback(libcrypto_THREADID_callback);
-+#else
-+ CRYPTO_set_id_callback(user_callbacks->thread_id);
-+#endif
-+
-+ CRYPTO_set_locking_callback(libcrypto_lock_callback);
-
- return SSH_OK;
- }
---
-2.19.1
-