Add libpqtypes static library so we don't have to reverse engineer Postgres' binary formats.

2 files changed, 0 insertions, 635 deletions

diff --git a/Frameworks/PostgresKit/PostgreSQL/include/libpq-fe.h b/Frameworks/PostgresKit/PostgreSQL/include/libpq-fe.h
deleted file mode 100644
index d7802753..00000000
--- a/Frameworks/PostgresKit/PostgreSQL/include/libpq-fe.h
+++ /dev/null
@@ -1,576 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * libpq-fe.h
- *	  This file contains definitions for structures and
- *	  externs for functions used by frontend postgres applications.
- *
- * Portions Copyright (c) 1996-2011, PostgreSQL Global Development Group
- * Portions Copyright (c) 1994, Regents of the University of California
- *
- * src/interfaces/libpq/libpq-fe.h
- *
- *-------------------------------------------------------------------------
- */
-
-#ifndef LIBPQ_FE_H
-#define LIBPQ_FE_H
-
-#ifdef __cplusplus
-extern		"C"
-{
-#endif
-
-#include <stdio.h>
-
-/*
- * postgres_ext.h defines the backend's externally visible types,
- * such as Oid.
- */
-#include "postgres_ext.h"
-
-/*
- * Option flags for PQcopyResult
- */
-#define PG_COPYRES_ATTRS		  0x01
-#define PG_COPYRES_TUPLES		  0x02	/* Implies PG_COPYRES_ATTRS */
-#define PG_COPYRES_EVENTS		  0x04
-#define PG_COPYRES_NOTICEHOOKS	  0x08
-
-/* Application-visible enum types */
-
-typedef enum
-{
-	/*
-	 * Although it is okay to add to this list, values which become unused
-	 * should never be removed, nor should constants be redefined - that would
-	 * break compatibility with existing code.
-	 */
-	CONNECTION_OK,
-	CONNECTION_BAD,
-	/* Non-blocking mode only below here */
-
-	/*
-	 * The existence of these should never be relied upon - they should only
-	 * be used for user feedback or similar purposes.
-	 */
-	CONNECTION_STARTED,			/* Waiting for connection to be made.  */
-	CONNECTION_MADE,			/* Connection OK; waiting to send.	   */
-	CONNECTION_AWAITING_RESPONSE,		/* Waiting for a response from the
-										 * postmaster.		  */
-	CONNECTION_AUTH_OK,			/* Received authentication; waiting for
-								 * backend startup. */
-	CONNECTION_SETENV,			/* Negotiating environment. */
-	CONNECTION_SSL_STARTUP,		/* Negotiating SSL. */
-	CONNECTION_NEEDED			/* Internal state: connect() needed */
-} ConnStatusType;
-
-typedef enum
-{
-	PGRES_POLLING_FAILED = 0,
-	PGRES_POLLING_READING,		/* These two indicate that one may	  */
-	PGRES_POLLING_WRITING,		/* use select before polling again.   */
-	PGRES_POLLING_OK,
-	PGRES_POLLING_ACTIVE		/* unused; keep for awhile for backwards
-								 * compatibility */
-} PostgresPollingStatusType;
-
-typedef enum
-{
-	PGRES_EMPTY_QUERY = 0,		/* empty query string was executed */
-	PGRES_COMMAND_OK,			/* a query command that doesn't return
-								 * anything was executed properly by the
-								 * backend */
-	PGRES_TUPLES_OK,			/* a query command that returns tuples was
-								 * executed properly by the backend, PGresult
-								 * contains the result tuples */
-	PGRES_COPY_OUT,				/* Copy Out data transfer in progress */
-	PGRES_COPY_IN,				/* Copy In data transfer in progress */
-	PGRES_BAD_RESPONSE,			/* an unexpected response was recv'd from the
-								 * backend */
-	PGRES_NONFATAL_ERROR,		/* notice or warning message */
-	PGRES_FATAL_ERROR,			/* query failed */
-	PGRES_COPY_BOTH				/* Copy In/Out data transfer in progress */
-} ExecStatusType;
-
-typedef enum
-{
-	PQTRANS_IDLE,				/* connection idle */
-	PQTRANS_ACTIVE,				/* command in progress */
-	PQTRANS_INTRANS,			/* idle, within transaction block */
-	PQTRANS_INERROR,			/* idle, within failed transaction */
-	PQTRANS_UNKNOWN				/* cannot determine status */
-} PGTransactionStatusType;
-
-typedef enum
-{
-	PQERRORS_TERSE,				/* single-line error messages */
-	PQERRORS_DEFAULT,			/* recommended style */
-	PQERRORS_VERBOSE			/* all the facts, ma'am */
-} PGVerbosity;
-
-typedef enum
-{
-	PQPING_OK,					/* server is accepting connections */
-	PQPING_REJECT,				/* server is alive but rejecting connections */
-	PQPING_NO_RESPONSE,			/* could not establish connection */
-	PQPING_NO_ATTEMPT			/* connection not attempted (bad params) */
-} PGPing;
-
-/* PGconn encapsulates a connection to the backend.
- * The contents of this struct are not supposed to be known to applications.
- */
-typedef struct pg_conn PGconn;
-
-/* PGresult encapsulates the result of a query (or more precisely, of a single
- * SQL command --- a query string given to PQsendQuery can contain multiple
- * commands and thus return multiple PGresult objects).
- * The contents of this struct are not supposed to be known to applications.
- */
-typedef struct pg_result PGresult;
-
-/* PGcancel encapsulates the information needed to cancel a running
- * query on an existing connection.
- * The contents of this struct are not supposed to be known to applications.
- */
-typedef struct pg_cancel PGcancel;
-
-/* PGnotify represents the occurrence of a NOTIFY message.
- * Ideally this would be an opaque typedef, but it's so simple that it's
- * unlikely to change.
- * NOTE: in Postgres 6.4 and later, the be_pid is the notifying backend's,
- * whereas in earlier versions it was always your own backend's PID.
- */
-typedef struct pgNotify
-{
-	char	   *relname;		/* notification condition name */
-	int			be_pid;			/* process ID of notifying server process */
-	char	   *extra;			/* notification parameter */
-	/* Fields below here are private to libpq; apps should not use 'em */
-	struct pgNotify *next;		/* list link */
-} PGnotify;
-
-/* Function types for notice-handling callbacks */
-typedef void (*PQnoticeReceiver) (void *arg, const PGresult *res);
-typedef void (*PQnoticeProcessor) (void *arg, const char *message);
-
-/* Print options for PQprint() */
-typedef char pqbool;
-
-typedef struct _PQprintOpt
-{
-	pqbool		header;			/* print output field headings and row count */
-	pqbool		align;			/* fill align the fields */
-	pqbool		standard;		/* old brain dead format */
-	pqbool		html3;			/* output html tables */
-	pqbool		expanded;		/* expand tables */
-	pqbool		pager;			/* use pager for output if needed */
-	char	   *fieldSep;		/* field separator */
-	char	   *tableOpt;		/* insert to HTML <table ...> */
-	char	   *caption;		/* HTML <caption> */
-	char	  **fieldName;		/* null terminated array of replacement field
-								 * names */
-} PQprintOpt;
-
-/* ----------------
- * Structure for the conninfo parameter definitions returned by PQconndefaults
- * or PQconninfoParse.
- *
- * All fields except "val" point at static strings which must not be altered.
- * "val" is either NULL or a malloc'd current-value string.  PQconninfoFree()
- * will release both the val strings and the PQconninfoOption array itself.
- * ----------------
- */
-typedef struct _PQconninfoOption
-{
-	char	   *keyword;		/* The keyword of the option			*/
-	char	   *envvar;			/* Fallback environment variable name	*/
-	char	   *compiled;		/* Fallback compiled in default value	*/
-	char	   *val;			/* Option's current value, or NULL		 */
-	char	   *label;			/* Label for field in connect dialog	*/
-	char	   *dispchar;		/* Indicates how to display this field in a
-								 * connect dialog. Values are: "" Display
-								 * entered value as is "*" Password field -
-								 * hide value "D"  Debug option - don't show
-								 * by default */
-	int			dispsize;		/* Field size in characters for dialog	*/
-} PQconninfoOption;
-
-/* ----------------
- * PQArgBlock -- structure for PQfn() arguments
- * ----------------
- */
-typedef struct
-{
-	int			len;
-	int			isint;
-	union
-	{
-		int		   *ptr;		/* can't use void (dec compiler barfs)	 */
-		int			integer;
-	}			u;
-} PQArgBlock;
-
-/* ----------------
- * PGresAttDesc -- Data about a single attribute (column) of a query result
- * ----------------
- */
-typedef struct pgresAttDesc
-{
-	char	   *name;			/* column name */
-	Oid			tableid;		/* source table, if known */
-	int			columnid;		/* source column, if known */
-	int			format;			/* format code for value (text/binary) */
-	Oid			typid;			/* type id */
-	int			typlen;			/* type size */
-	int			atttypmod;		/* type-specific modifier info */
-} PGresAttDesc;
-
-/* ----------------
- * Exported functions of libpq
- * ----------------
- */
-
-/* ===	in fe-connect.c === */
-
-/* make a new client connection to the backend */
-/* Asynchronous (non-blocking) */
-extern PGconn *PQconnectStart(const char *conninfo);
-extern PGconn *PQconnectStartParams(const char **keywords,
-					 const char **values, int expand_dbname);
-extern PostgresPollingStatusType PQconnectPoll(PGconn *conn);
-
-/* Synchronous (blocking) */
-extern PGconn *PQconnectdb(const char *conninfo);
-extern PGconn *PQconnectdbParams(const char **keywords,
-				  const char **values, int expand_dbname);
-extern PGconn *PQsetdbLogin(const char *pghost, const char *pgport,
-			 const char *pgoptions, const char *pgtty,
-			 const char *dbName,
-			 const char *login, const char *pwd);
-
-#define PQsetdb(M_PGHOST,M_PGPORT,M_PGOPT,M_PGTTY,M_DBNAME)  \
-	PQsetdbLogin(M_PGHOST, M_PGPORT, M_PGOPT, M_PGTTY, M_DBNAME, NULL, NULL)
-
-/* close the current connection and free the PGconn data structure */
-extern void PQfinish(PGconn *conn);
-
-/* get info about connection options known to PQconnectdb */
-extern PQconninfoOption *PQconndefaults(void);
-
-/* parse connection options in same way as PQconnectdb */
-extern PQconninfoOption *PQconninfoParse(const char *conninfo, char **errmsg);
-
-/* free the data structure returned by PQconndefaults() or PQconninfoParse() */
-extern void PQconninfoFree(PQconninfoOption *connOptions);
-
-/*
- * close the current connection and restablish a new one with the same
- * parameters
- */
-/* Asynchronous (non-blocking) */
-extern int	PQresetStart(PGconn *conn);
-extern PostgresPollingStatusType PQresetPoll(PGconn *conn);
-
-/* Synchronous (blocking) */
-extern void PQreset(PGconn *conn);
-
-/* request a cancel structure */
-extern PGcancel *PQgetCancel(PGconn *conn);
-
-/* free a cancel structure */
-extern void PQfreeCancel(PGcancel *cancel);
-
-/* issue a cancel request */
-extern int	PQcancel(PGcancel *cancel, char *errbuf, int errbufsize);
-
-/* backwards compatible version of PQcancel; not thread-safe */
-extern int	PQrequestCancel(PGconn *conn);
-
-/* Accessor functions for PGconn objects */
-extern char *PQdb(const PGconn *conn);
-extern char *PQuser(const PGconn *conn);
-extern char *PQpass(const PGconn *conn);
-extern char *PQhost(const PGconn *conn);
-extern char *PQport(const PGconn *conn);
-extern char *PQtty(const PGconn *conn);
-extern char *PQoptions(const PGconn *conn);
-extern ConnStatusType PQstatus(const PGconn *conn);
-extern PGTransactionStatusType PQtransactionStatus(const PGconn *conn);
-extern const char *PQparameterStatus(const PGconn *conn,
-				  const char *paramName);
-extern int	PQprotocolVersion(const PGconn *conn);
-extern int	PQserverVersion(const PGconn *conn);
-extern char *PQerrorMessage(const PGconn *conn);
-extern int	PQsocket(const PGconn *conn);
-extern int	PQbackendPID(const PGconn *conn);
-extern int	PQconnectionNeedsPassword(const PGconn *conn);
-extern int	PQconnectionUsedPassword(const PGconn *conn);
-extern int	PQclientEncoding(const PGconn *conn);
-extern int	PQsetClientEncoding(PGconn *conn, const char *encoding);
-
-/* Get the OpenSSL structure associated with a connection. Returns NULL for
- * unencrypted connections or if any other TLS library is in use. */
-extern void *PQgetssl(PGconn *conn);
-
-/* Tell libpq whether it needs to initialize OpenSSL */
-extern void PQinitSSL(int do_init);
-
-/* More detailed way to tell libpq whether it needs to initialize OpenSSL */
-extern void PQinitOpenSSL(int do_ssl, int do_crypto);
-
-/* Set verbosity for PQerrorMessage and PQresultErrorMessage */
-extern PGVerbosity PQsetErrorVerbosity(PGconn *conn, PGVerbosity verbosity);
-
-/* Enable/disable tracing */
-extern void PQtrace(PGconn *conn, FILE *debug_port);
-extern void PQuntrace(PGconn *conn);
-
-/* Override default notice handling routines */
-extern PQnoticeReceiver PQsetNoticeReceiver(PGconn *conn,
-					PQnoticeReceiver proc,
-					void *arg);
-extern PQnoticeProcessor PQsetNoticeProcessor(PGconn *conn,
-					 PQnoticeProcessor proc,
-					 void *arg);
-
-/*
- *	   Used to set callback that prevents concurrent access to
- *	   non-thread safe functions that libpq needs.
- *	   The default implementation uses a libpq internal mutex.
- *	   Only required for multithreaded apps that use kerberos
- *	   both within their app and for postgresql connections.
- */
-typedef void (*pgthreadlock_t) (int acquire);
-
-extern pgthreadlock_t PQregisterThreadLock(pgthreadlock_t newhandler);
-
-/* === in fe-exec.c === */
-
-/* Simple synchronous query */
-extern PGresult *PQexec(PGconn *conn, const char *query);
-extern PGresult *PQexecParams(PGconn *conn,
-			 const char *command,
-			 int nParams,
-			 const Oid *paramTypes,
-			 const char *const * paramValues,
-			 const int *paramLengths,
-			 const int *paramFormats,
-			 int resultFormat);
-extern PGresult *PQprepare(PGconn *conn, const char *stmtName,
-		  const char *query, int nParams,
-		  const Oid *paramTypes);
-extern PGresult *PQexecPrepared(PGconn *conn,
-			   const char *stmtName,
-			   int nParams,
-			   const char *const * paramValues,
-			   const int *paramLengths,
-			   const int *paramFormats,
-			   int resultFormat);
-
-/* Interface for multiple-result or asynchronous queries */
-extern int	PQsendQuery(PGconn *conn, const char *query);
-extern int PQsendQueryParams(PGconn *conn,
-				  const char *command,
-				  int nParams,
-				  const Oid *paramTypes,
-				  const char *const * paramValues,
-				  const int *paramLengths,
-				  const int *paramFormats,
-				  int resultFormat);
-extern int PQsendPrepare(PGconn *conn, const char *stmtName,
-			  const char *query, int nParams,
-			  const Oid *paramTypes);
-extern int PQsendQueryPrepared(PGconn *conn,
-					const char *stmtName,
-					int nParams,
-					const char *const * paramValues,
-					const int *paramLengths,
-					const int *paramFormats,
-					int resultFormat);
-extern PGresult *PQgetResult(PGconn *conn);
-
-/* Routines for managing an asynchronous query */
-extern int	PQisBusy(PGconn *conn);
-extern int	PQconsumeInput(PGconn *conn);
-
-/* LISTEN/NOTIFY support */
-extern PGnotify *PQnotifies(PGconn *conn);
-
-/* Routines for copy in/out */
-extern int	PQputCopyData(PGconn *conn, const char *buffer, int nbytes);
-extern int	PQputCopyEnd(PGconn *conn, const char *errormsg);
-extern int	PQgetCopyData(PGconn *conn, char **buffer, int async);
-
-/* Deprecated routines for copy in/out */
-extern int	PQgetline(PGconn *conn, char *string, int length);
-extern int	PQputline(PGconn *conn, const char *string);
-extern int	PQgetlineAsync(PGconn *conn, char *buffer, int bufsize);
-extern int	PQputnbytes(PGconn *conn, const char *buffer, int nbytes);
-extern int	PQendcopy(PGconn *conn);
-
-/* Set blocking/nonblocking connection to the backend */
-extern int	PQsetnonblocking(PGconn *conn, int arg);
-extern int	PQisnonblocking(const PGconn *conn);
-extern int	PQisthreadsafe(void);
-extern PGPing PQping(const char *conninfo);
-extern PGPing PQpingParams(const char **keywords,
-			 const char **values, int expand_dbname);
-
-/* Force the write buffer to be written (or at least try) */
-extern int	PQflush(PGconn *conn);
-
-/*
- * "Fast path" interface --- not really recommended for application
- * use
- */
-extern PGresult *PQfn(PGconn *conn,
-	 int fnid,
-	 int *result_buf,
-	 int *result_len,
-	 int result_is_int,
-	 const PQArgBlock *args,
-	 int nargs);
-
-/* Accessor functions for PGresult objects */
-extern ExecStatusType PQresultStatus(const PGresult *res);
-extern char *PQresStatus(ExecStatusType status);
-extern char *PQresultErrorMessage(const PGresult *res);
-extern char *PQresultErrorField(const PGresult *res, int fieldcode);
-extern int	PQntuples(const PGresult *res);
-extern int	PQnfields(const PGresult *res);
-extern int	PQbinaryTuples(const PGresult *res);
-extern char *PQfname(const PGresult *res, int field_num);
-extern int	PQfnumber(const PGresult *res, const char *field_name);
-extern Oid	PQftable(const PGresult *res, int field_num);
-extern int	PQftablecol(const PGresult *res, int field_num);
-extern int	PQfformat(const PGresult *res, int field_num);
-extern Oid	PQftype(const PGresult *res, int field_num);
-extern int	PQfsize(const PGresult *res, int field_num);
-extern int	PQfmod(const PGresult *res, int field_num);
-extern char *PQcmdStatus(PGresult *res);
-extern char *PQoidStatus(const PGresult *res);	/* old and ugly */
-extern Oid	PQoidValue(const PGresult *res);	/* new and improved */
-extern char *PQcmdTuples(PGresult *res);
-extern char *PQgetvalue(const PGresult *res, int tup_num, int field_num);
-extern int	PQgetlength(const PGresult *res, int tup_num, int field_num);
-extern int	PQgetisnull(const PGresult *res, int tup_num, int field_num);
-extern int	PQnparams(const PGresult *res);
-extern Oid	PQparamtype(const PGresult *res, int param_num);
-
-/* Describe prepared statements and portals */
-extern PGresult *PQdescribePrepared(PGconn *conn, const char *stmt);
-extern PGresult *PQdescribePortal(PGconn *conn, const char *portal);
-extern int	PQsendDescribePrepared(PGconn *conn, const char *stmt);
-extern int	PQsendDescribePortal(PGconn *conn, const char *portal);
-
-/* Delete a PGresult */
-extern void PQclear(PGresult *res);
-
-/* For freeing other alloc'd results, such as PGnotify structs */
-extern void PQfreemem(void *ptr);
-
-/* Exists for backward compatibility.  bjm 2003-03-24 */
-#define PQfreeNotify(ptr) PQfreemem(ptr)
-
-/* Error when no password was given. */
-/* Note: depending on this is deprecated; use PQconnectionNeedsPassword(). */
-#define PQnoPasswordSupplied	"fe_sendauth: no password supplied\n"
-
-/* Create and manipulate PGresults */
-extern PGresult *PQmakeEmptyPGresult(PGconn *conn, ExecStatusType status);
-extern PGresult *PQcopyResult(const PGresult *src, int flags);
-extern int	PQsetResultAttrs(PGresult *res, int numAttributes, PGresAttDesc *attDescs);
-extern void *PQresultAlloc(PGresult *res, size_t nBytes);
-extern int	PQsetvalue(PGresult *res, int tup_num, int field_num, char *value, int len);
-
-/* Quoting strings before inclusion in queries. */
-extern size_t PQescapeStringConn(PGconn *conn,
-				   char *to, const char *from, size_t length,
-				   int *error);
-extern char *PQescapeLiteral(PGconn *conn, const char *str, size_t len);
-extern char *PQescapeIdentifier(PGconn *conn, const char *str, size_t len);
-extern unsigned char *PQescapeByteaConn(PGconn *conn,
-				  const unsigned char *from, size_t from_length,
-				  size_t *to_length);
-extern unsigned char *PQunescapeBytea(const unsigned char *strtext,
-				size_t *retbuflen);
-
-/* These forms are deprecated! */
-extern size_t PQescapeString(char *to, const char *from, size_t length);
-extern unsigned char *PQescapeBytea(const unsigned char *from, size_t from_length,
-			  size_t *to_length);
-
-
-
-/* === in fe-print.c === */
-
-extern void
-PQprint(FILE *fout,				/* output stream */
-		const PGresult *res,
-		const PQprintOpt *ps);	/* option structure */
-
-/*
- * really old printing routines
- */
-extern void
-PQdisplayTuples(const PGresult *res,
-				FILE *fp,		/* where to send the output */
-				int fillAlign,	/* pad the fields with spaces */
-				const char *fieldSep,	/* field separator */
-				int printHeader,	/* display headers? */
-				int quiet);
-
-extern void
-PQprintTuples(const PGresult *res,
-			  FILE *fout,		/* output stream */
-			  int printAttName, /* print attribute names */
-			  int terseOutput,	/* delimiter bars */
-			  int width);		/* width of column, if 0, use variable width */
-
-
-/* === in fe-lobj.c === */
-
-/* Large-object access routines */
-extern int	lo_open(PGconn *conn, Oid lobjId, int mode);
-extern int	lo_close(PGconn *conn, int fd);
-extern int	lo_read(PGconn *conn, int fd, char *buf, size_t len);
-extern int	lo_write(PGconn *conn, int fd, const char *buf, size_t len);
-extern int	lo_lseek(PGconn *conn, int fd, int offset, int whence);
-extern Oid	lo_creat(PGconn *conn, int mode);
-extern Oid	lo_create(PGconn *conn, Oid lobjId);
-extern int	lo_tell(PGconn *conn, int fd);
-extern int	lo_truncate(PGconn *conn, int fd, size_t len);
-extern int	lo_unlink(PGconn *conn, Oid lobjId);
-extern Oid	lo_import(PGconn *conn, const char *filename);
-extern Oid	lo_import_with_oid(PGconn *conn, const char *filename, Oid lobjId);
-extern int	lo_export(PGconn *conn, Oid lobjId, const char *filename);
-
-/* === in fe-misc.c === */
-
-/* Get the version of the libpq library in use */
-extern int	PQlibVersion(void);
-
-/* Determine length of multibyte encoded char at *s */
-extern int	PQmblen(const char *s, int encoding);
-
-/* Determine display length of multibyte encoded char at *s */
-extern int	PQdsplen(const char *s, int encoding);
-
-/* Get encoding id from environment variable PGCLIENTENCODING */
-extern int	PQenv2encoding(void);
-
-/* === in fe-auth.c === */
-
-extern char *PQencryptPassword(const char *passwd, const char *user);
-
-/* === in encnames.c === */
-
-extern int	pg_char_to_encoding(const char *name);
-extern const char *pg_encoding_to_char(int encoding);
-extern int	pg_valid_server_encoding_id(int encoding);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif   /* LIBPQ_FE_H */
diff --git a/Frameworks/PostgresKit/PostgreSQL/include/postgres_ext.h b/Frameworks/PostgresKit/PostgreSQL/include/postgres_ext.h
deleted file mode 100644
index b6ebb7aa..00000000
--- a/Frameworks/PostgresKit/PostgreSQL/include/postgres_ext.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/*-------------------------------------------------------------------------
- *
- * postgres_ext.h
- *
- *	   This file contains declarations of things that are visible everywhere
- *	in PostgreSQL *and* are visible to clients of frontend interface libraries.
- *	For example, the Oid type is part of the API of libpq and other libraries.
- *
- *	   Declarations which are specific to a particular interface should
- *	go in the header file for that interface (such as libpq-fe.h).	This
- *	file is only for fundamental Postgres declarations.
- *
- *	   User-written C functions don't count as "external to Postgres."
- *	Those function much as local modifications to the backend itself, and
- *	use header files that are otherwise internal to Postgres to interface
- *	with the backend.
- *
- * src/include/postgres_ext.h
- *
- *-------------------------------------------------------------------------
- */
-
-#ifndef POSTGRES_EXT_H
-#define POSTGRES_EXT_H
-
-/*
- * Object ID is a fundamental type in Postgres.
- */
-typedef unsigned int Oid;
-
-#ifdef __cplusplus
-#define InvalidOid		(Oid(0))
-#else
-#define InvalidOid		((Oid) 0)
-#endif
-
-#define OID_MAX  UINT_MAX
-/* you will need to include <limits.h> to use the above #define */
-
-
-/*
- * Identifiers of error message fields.  Kept here to keep common
- * between frontend and backend, and also to export them to libpq
- * applications.
- */
-#define PG_DIAG_SEVERITY		'S'
-#define PG_DIAG_SQLSTATE		'C'
-#define PG_DIAG_MESSAGE_PRIMARY 'M'
-#define PG_DIAG_MESSAGE_DETAIL	'D'
-#define PG_DIAG_MESSAGE_HINT	'H'
-#define PG_DIAG_STATEMENT_POSITION 'P'
-#define PG_DIAG_INTERNAL_POSITION 'p'
-#define PG_DIAG_INTERNAL_QUERY	'q'
-#define PG_DIAG_CONTEXT			'W'
-#define PG_DIAG_SOURCE_FILE		'F'
-#define PG_DIAG_SOURCE_LINE		'L'
-#define PG_DIAG_SOURCE_FUNCTION 'R'
-
-#endif