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support openbsd // get rid of alloca

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This commit is contained in:
crypto-ape 2019-08-13 17:32:17 +02:00
parent a1c2ff9943
commit cb5f7d3cdd
2 changed files with 3 additions and 8 deletions
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9
src/crypto/elliptic_common.cpp
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@ -7,8 +7,6 @@
#ifdef _WIN32
# include <malloc.h>
#else
# include <alloca.h>
#endif
/* stuff common to all ecc implementations */
@ -231,12 +229,11 @@ namespace fc { namespace ecc {
static std::string _to_base58( const extended_key_data& key )
{
size_t buf_len = key.size() + 4;
char *buffer = (char*)alloca(buf_len);
char buffer[key.size() + 4]; // it's a small static array => allocate on stack
memcpy( buffer, key.data(), key.size() );
fc::sha256 double_hash = fc::sha256::hash( fc::sha256::hash( (char*) key.data(), key.size() ));
fc::sha256 double_hash = fc::sha256::hash( fc::sha256::hash( (char*)key.data(), key.size() ));
memcpy( buffer + key.size(), double_hash.data(), 4 );
return fc::to_base58( buffer, buf_len );
return fc::to_base58( buffer, sizeof(buffer) );
}
static void _parse_extended_data( unsigned char* buffer, std::string base58 )

2
src/crypto/elliptic_secp256k1.cpp
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@ -14,8 +14,6 @@
#if _WIN32
# include <malloc.h>
#else
# include <alloca.h>
#endif
#include "_elliptic_impl_priv.hpp"