feat: added remained and assert

speed2exe · Nov 4, 2023 · 4126320 · 4126320
1 parent 83fe36a
commit 4126320
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diff --git a/src/protocol/column_definition.zig b/src/protocol/column_definition.zig
@@ -34,6 +34,10 @@ pub const ColumnDefinition41 = struct {
         column_definition_41.flags = reader.readUInt16();
         column_definition_41.decimals = reader.readByte();
 
+        // https://mariadb.com/kb/en/result-set-packets/#column-definition-packet
+        // According to mariadb, there seem to be extra 2 bytes at the end that is not being used
+        std.debug.assert(reader.remained() == 2);
+
         return column_definition_41;
     }
 };
diff --git a/src/protocol/packet_reader.zig b/src/protocol/packet_reader.zig
@@ -112,4 +112,8 @@ pub const PacketReader = struct {
     pub fn finished(packet_reader: *PacketReader) bool {
         return packet_reader.pos == packet_reader.payload.len;
     }
+
+    pub fn remained(packet_reader: *PacketReader) usize {
+        return packet_reader.payload.len - packet_reader.pos;
+    }
 };