diff options
Diffstat (limited to 'src/interfaces/odbc/connection.h')
| -rw-r--r-- | src/interfaces/odbc/connection.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/interfaces/odbc/connection.h b/src/interfaces/odbc/connection.h index 5d01dacd214..849350d14d1 100644 --- a/src/interfaces/odbc/connection.h +++ b/src/interfaces/odbc/connection.h @@ -126,6 +126,21 @@ typedef struct _StartupPacket6_2 char tty[PATH_SIZE]; } StartupPacket6_2; +/* Transferred from pqcomm.h: */ + + +typedef ProtocolVersion MsgType; + +#define PG_PROTOCOL(m,n) (((m) << 16) | (n)) +#define CANCEL_REQUEST_CODE PG_PROTOCOL(1234,5678) + +typedef struct CancelRequestPacket +{ + /* Note that each field is stored in network byte order! */ + MsgType cancelRequestCode; /* code to identify a cancel request */ + unsigned int backendPID; /* PID of client's backend */ + unsigned int cancelAuthCode; /* secret key to authorize cancel */ +} CancelRequestPacket; /* Structure to hold all the connection attributes for a specific connection (used for both registry and file, DSN and DRIVER) @@ -273,11 +288,14 @@ struct ConnectionClass_ char ms_jet; char unicode; char result_uncommitted; + char schema_support; #ifdef MULTIBYTE char *client_encoding; char *server_encoding; #endif /* MULTIBYTE */ int ccsc; + int be_pid; /* pid returned by backend */ + int be_key; /* auth code needed to send cancel */ }; @@ -319,6 +337,7 @@ void CC_lookup_pg_version(ConnectionClass *conn); void CC_initialize_pg_version(ConnectionClass *conn); void CC_log_error(const char *func, const char *desc, const ConnectionClass *self); int CC_get_max_query_len(const ConnectionClass *self); +int CC_send_cancel_request(const ConnectionClass *conn); void CC_on_commit(ConnectionClass *conn); void CC_on_abort(ConnectionClass *conn, BOOL set_no_trans); void ProcessRollback(ConnectionClass *conn, BOOL undo); |