From e40858a7bdc65be4386a9e74262731fae964958b Mon Sep 17 00:00:00 2001
From: Alexander Barkov <bar@mariadb.com>
Date: Tue, 10 Mar 2020 16:05:42 +0400
Subject: MDEV-17832 Protocol: extensions for Pluggable types and JSON,
 GEOMETRY

---
 include/mysql.h     | 11 +++++++++++
 include/mysql.h.pp  |  9 +++++++++
 include/mysql_com.h | 12 ++++++++++++
 3 files changed, 32 insertions(+)

(limited to 'include')

diff --git a/include/mysql.h b/include/mysql.h
index ec49ca0482a..6ff4c6d3fad 100644
--- a/include/mysql.h
+++ b/include/mysql.h
@@ -97,6 +97,9 @@ extern char *mysql_unix_port;
 #define IS_LONGDATA(t) ((t) >= MYSQL_TYPE_TINY_BLOB && (t) <= MYSQL_TYPE_STRING)
 
 
+typedef struct st_mysql_const_lex_string MARIADB_CONST_STRING;
+
+
 typedef struct st_mysql_field {
   char *name;                 /* Name of column */
   char *org_name;             /* Original column name, if an alias */
@@ -411,6 +414,14 @@ MYSQL_FIELD * STDCALL mysql_fetch_fields(MYSQL_RES *res);
 MYSQL_ROW_OFFSET STDCALL mysql_row_tell(MYSQL_RES *res);
 MYSQL_FIELD_OFFSET STDCALL mysql_field_tell(MYSQL_RES *res);
 
+
+
+
+int STDCALL mariadb_field_attr(MARIADB_CONST_STRING *attr,
+                               const MYSQL_FIELD *field,
+                               enum mariadb_field_attr_t type);
+
+
 unsigned int STDCALL mysql_field_count(MYSQL *mysql);
 my_ulonglong STDCALL mysql_affected_rows(MYSQL *mysql);
 my_ulonglong STDCALL mysql_insert_id(MYSQL *mysql);
diff --git a/include/mysql.h.pp b/include/mysql.h.pp
index 4fcfab4aea4..705bf7e712c 100644
--- a/include/mysql.h.pp
+++ b/include/mysql.h.pp
@@ -28,6 +28,11 @@ enum enum_indicator_type
   STMT_INDICATOR_DEFAULT,
   STMT_INDICATOR_IGNORE
 };
+enum mariadb_field_attr_t
+{
+  MARIADB_FIELD_ATTR_DATA_TYPE_NAME= 0,
+  MARIADB_FIELD_ATTR_FORMAT_NAME= 1
+};
 struct st_vio;
 typedef struct st_vio Vio;
 typedef struct st_net {
@@ -207,6 +212,7 @@ extern int list_walk(LIST *,list_walk_action action,unsigned char * argument);
 extern unsigned int mariadb_deinitialize_ssl;
 extern unsigned int mysql_port;
 extern char *mysql_unix_port;
+typedef struct st_mysql_const_lex_string MARIADB_CONST_STRING;
 typedef struct st_mysql_field {
   char *name;
   char *org_name;
@@ -436,6 +442,9 @@ MYSQL_FIELD * mysql_fetch_field_direct(MYSQL_RES *res,
 MYSQL_FIELD * mysql_fetch_fields(MYSQL_RES *res);
 MYSQL_ROW_OFFSET mysql_row_tell(MYSQL_RES *res);
 MYSQL_FIELD_OFFSET mysql_field_tell(MYSQL_RES *res);
+int mariadb_field_attr(MARIADB_CONST_STRING *attr,
+                               const MYSQL_FIELD *field,
+                               enum mariadb_field_attr_t type);
 unsigned int mysql_field_count(MYSQL *mysql);
 my_ulonglong mysql_affected_rows(MYSQL *mysql);
 my_ulonglong mysql_insert_id(MYSQL *mysql);
diff --git a/include/mysql_com.h b/include/mysql_com.h
index cc89f014f8e..2bfacdeec20 100644
--- a/include/mysql_com.h
+++ b/include/mysql_com.h
@@ -298,6 +298,8 @@ enum enum_indicator_type
 #define MARIADB_CLIENT_COM_MULTI (1ULL << 33)
 /* support of array binding */
 #define MARIADB_CLIENT_STMT_BULK_OPERATIONS (1ULL << 34)
+/* support of extended metadata (e.g. type/format information) */
+#define MARIADB_CLIENT_EXTENDED_METADATA (1ULL << 35)
 
 #ifdef HAVE_COMPRESS
 #define CAN_CLIENT_COMPRESS CLIENT_COMPRESS
@@ -339,6 +341,7 @@ enum enum_indicator_type
                            CLIENT_CONNECT_ATTRS |\
                            MARIADB_CLIENT_COM_MULTI |\
                            MARIADB_CLIENT_STMT_BULK_OPERATIONS |\
+                           MARIADB_CLIENT_EXTENDED_METADATA|\
                            CLIENT_CAN_HANDLE_EXPIRED_PASSWORDS)
 
 /*
@@ -350,6 +353,15 @@ enum enum_indicator_type
                                                & ~CLIENT_COMPRESS) \
                                                & ~CLIENT_SSL_VERIFY_SERVER_CERT)
 
+enum mariadb_field_attr_t
+{
+  MARIADB_FIELD_ATTR_DATA_TYPE_NAME= 0,
+  MARIADB_FIELD_ATTR_FORMAT_NAME= 1
+};
+
+#define MARIADB_FIELD_ATTR_LAST MARIADB_FIELD_ATTR_FORMAT_NAME
+
+
 /**
   Is raised when a multi-statement transaction
   has been started, either explicitly, by means
-- 
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