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// +build !without_openssl
package stupidgcm
// In general, OpenSSL is only threadsafe if you provide a locking function
// through CRYPTO_set_locking_callback. However, the GCM operations that
// stupidgcm uses never call that function. Additionally, the manual locking
// has been removed completely in openssl 1.1.0.
/*
#include <openssl/evp.h>
#include <stdio.h>
static void dummy_callback(int mode, int n, const char *file, int line) {
printf("stupidgcm: thread locking is not implemented and should not be "
"needed. Please upgrade openssl.\n");
// panic
__builtin_trap();
}
static void set_dummy_callback() {
CRYPTO_set_locking_callback(dummy_callback);
}
*/
import "C"
func init() {
C.set_dummy_callback()
}
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