diff options
Diffstat (limited to 'sql/protocol.h')
| -rw-r--r-- | sql/protocol.h | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/sql/protocol.h b/sql/protocol.h index 6c4c7414ea5..da49cf769ae 100644 --- a/sql/protocol.h +++ b/sql/protocol.h @@ -98,16 +98,25 @@ public: #else void remove_last_row() {} #endif + enum enum_protocol_type + { + PROTOCOL_TEXT= 0, PROTOCOL_BINARY= 1 + /* + before adding here or change the values, consider that it is cast to a + bit in sql_cache.cc. + */ + }; + virtual enum enum_protocol_type type()= 0; }; /* Class used for the old (MySQL 4.0 protocol) */ -class Protocol_simple :public Protocol +class Protocol_text :public Protocol { public: - Protocol_simple() {} - Protocol_simple(THD *thd_arg) :Protocol(thd_arg) {} + Protocol_text() {} + Protocol_text(THD *thd_arg) :Protocol(thd_arg) {} virtual void prepare_for_resend(); virtual bool store_null(); virtual bool store_tiny(longlong from); @@ -127,16 +136,17 @@ public: #ifdef EMBEDDED_LIBRARY void remove_last_row(); #endif + virtual enum enum_protocol_type type() { return PROTOCOL_TEXT; }; }; -class Protocol_prep :public Protocol +class Protocol_binary :public Protocol { private: uint bit_fields; public: - Protocol_prep() {} - Protocol_prep(THD *thd_arg) :Protocol(thd_arg) {} + Protocol_binary() {} + Protocol_binary(THD *thd_arg) :Protocol(thd_arg) {} virtual bool prepare_for_send(List<Item> *item_list); virtual void prepare_for_resend(); #ifdef EMBEDDED_LIBRARY @@ -158,6 +168,7 @@ public: virtual bool store(float nr, uint32 decimals, String *buffer); virtual bool store(double from, uint32 decimals, String *buffer); virtual bool store(Field *field); + virtual enum enum_protocol_type type() { return PROTOCOL_BINARY; }; }; void send_warning(THD *thd, uint sql_errno, const char *err=0); |