Fix compilation warnings

Author: danielga

source/netmessages.cpp

@@ -912,7 +912,7 @@ namespace NetMessages
 
 		for( size_t k = 0; k < MAX_CUSTOM_FILES; ++k )
 		{
-			LUA->PushNumber( k + 1 );
+			LUA->PushNumber( static_cast<double>( k + 1 ) );
 			LUA->GetTable( 2 );
 
 			msg->CustomFiles[k] = static_cast<CRC32_t>( LUA->GetNumber( -1 ) );
@@ -982,7 +982,7 @@ namespace NetMessages
 		auto &events = msg->EventArray;
 		for( int32_t k = 0; k < events.GetNumBits( ); ++k )
 		{
-			LUA->PushNumber( ++idx );
+			LUA->PushNumber( static_cast<double>( ++idx ) );
 			LUA->PushBool( events.IsBitSet( k ) );
 			LUA->SetTable( -3 );
 		}
@@ -999,7 +999,7 @@ namespace NetMessages
 		auto &events = msg->EventArray;
 		for( int32_t k = 0; k < events.GetNumBits( ); ++k )
 		{
-			LUA->PushNumber( ++idx );
+			LUA->PushNumber( static_cast<double>( ++idx ) );
 			LUA->GetTable( 2 );
 
 			if( LUA->GetBool( -1 ) )

source/server/datapack.cpp

@@ -165,7 +165,7 @@ namespace DataPack
 		const char *path = client_lua_files->GetString( fileID );
 
 		// Type 1b + SHA256 32b + compressed substitute Xb + alignment 4b
-		int min_buffer_size = 1 + 32 + MaximumCompressedSize( substitute ) + 4;
+		size_t min_buffer_size = 1 + 32 + MaximumCompressedSize( substitute ) + 4;
 
 		if( autorefresh )
 		{
@@ -180,7 +180,7 @@ namespace DataPack
 			min_buffer_size += 2;
 
 		std::vector<uint8_t> buffer( min_buffer_size, 0 );
-		bf_write writer( "sourcenet SendLuaFile writer", buffer.data( ), buffer.size( ) );
+		bf_write writer( "sourcenet SendLuaFile writer", buffer.data( ), static_cast<int>( buffer.size( ) ) );
 
 		writer.WriteByte( autorefresh ? 1 : 4 );
 
@@ -191,14 +191,14 @@ namespace DataPack
 
 		const std::vector<uint8_t> compressed_buffer = Compress( substitute );
 		if( autorefresh )
-			writer.WriteUBitLong( 32 + compressed_buffer.size( ), 32 );
+			writer.WriteUBitLong( static_cast<uint32_t>( 32 + compressed_buffer.size( ) ), 32 );
 
 		CSha256 sha256;
 		Sha256_Init( &sha256 );
 		Sha256_Update( &sha256, reinterpret_cast<const uint8_t *>( substitute.c_str( ) ), substitute.size( ) + 1 );
 		std::array<uint8_t, 32> sha256_buffer { };
 		Sha256_Final( &sha256, sha256_buffer.data( ) );
-		writer.WriteBytes( sha256_buffer.data( ), sha256_buffer.size( ) );
+		writer.WriteBytes( sha256_buffer.data( ), static_cast<int>( sha256_buffer.size( ) ) );
 
 		writer.WriteBytes( compressed_buffer.data( ), static_cast<int>( compressed_buffer.size( ) ) );
 

source/sn_bf_read.cpp

@@ -100,7 +100,7 @@ namespace sn_bf_read
 	LUA_FUNCTION_STATIC( TotalBytesAvailable )
 	{
 		bf_read *buf = Get( LUA, 1 );
-		LUA->PushNumber( buf->TotalBytesAvailable( ) );
+		LUA->PushNumber( static_cast<double>( buf->TotalBytesAvailable( ) ) );
 		return 1;
 	}