pqsql/pqsql.h

   1 #ifndef __PQSQL_DB_H
   2 #define __PQSQL_DB_H
   3
   4 #include <libpq-fe.h>
   5
   6 #define QH_CREATE 0x01
   7 #define PQ_ERRORMSG_LENGTH 1024
   8
   9 #define QH_NULLIDENTIFIER 0
  10 #define QH_ALREADYFIRED 1
  11
  12 typedef int PQModuleIdentifier;
  13 typedef void (*PQQueryHandler)(PGconn *, void *);
  14
  15 void pqloadtable(char *tablename, PQQueryHandler init, PQQueryHandler data, PQQueryHandler fini);
  16
  17 void pqasyncqueryf(PQModuleIdentifier identifier, PQQueryHandler handler, void *tag, int flags, char *format, ...);
  18 #define pqasyncqueryi(identifier, handler, tag, format, ...) pqasyncqueryf(identifier, handler, tag, 0, format , ##__VA_ARGS__)
  19 #define pqasyncquery(handler, tag, format, ...) pqasyncqueryf(QH_NULLIDENTIFIER, handler, tag, 0, format , ##__VA_ARGS__)
  20 #define pqcreatequery(format, ...) pqasyncqueryf(QH_NULLIDENTIFIER, NULL, NULL, QH_CREATE, format , ##__VA_ARGS__)
  21 #define pqquery(format, ...) pqasyncqueryf(QH_NULLIDENTIFIER, NULL, NULL, 0, format , ##__VA_ARGS__)
  22
  23 int pqconnected(void);
  24 char* pqlasterror(PGconn *pgconn);
  25
  26 PQModuleIdentifier pqgetid(void);
  27 void pqfreeid(PQModuleIdentifier identifier);
  28
  29 #endif