1 ! Copyright (C) 2007, 2008 Doug Coleman.
2 ! See http://factorcode.org/license.txt for BSD license.
3 ! tested on debian linux with postgresql 8.1
4 USING: alien alien.syntax combinators system ;
8 { [ os winnt? ] [ "libpq.dll" ] }
9 { [ os macosx? ] [ "libpq.dylib" ] }
10 { [ os unix? ] [ "libpq.so" ] }
11 } cond "cdecl" add-library >>
14 : CONNECTION_OK HEX: 0 ; inline
15 : CONNECTION_BAD HEX: 1 ; inline
16 : CONNECTION_STARTED HEX: 2 ; inline
17 : CONNECTION_MADE HEX: 3 ; inline
18 : CONNECTION_AWAITING_RESPONSE HEX: 4 ; inline
19 : CONNECTION_AUTH_OK HEX: 5 ; inline
20 : CONNECTION_SETENV HEX: 6 ; inline
21 : CONNECTION_SSL_STARTUP HEX: 7 ; inline
22 : CONNECTION_NEEDED HEX: 8 ; inline
24 ! PostgresPollingStatusType
25 : PGRES_POLLING_FAILED HEX: 0 ; inline
26 : PGRES_POLLING_READING HEX: 1 ; inline
27 : PGRES_POLLING_WRITING HEX: 2 ; inline
28 : PGRES_POLLING_OK HEX: 3 ; inline
29 : PGRES_POLLING_ACTIVE HEX: 4 ; inline
32 : PGRES_EMPTY_QUERY HEX: 0 ; inline
33 : PGRES_COMMAND_OK HEX: 1 ; inline
34 : PGRES_TUPLES_OK HEX: 2 ; inline
35 : PGRES_COPY_OUT HEX: 3 ; inline
36 : PGRES_COPY_IN HEX: 4 ; inline
37 : PGRES_BAD_RESPONSE HEX: 5 ; inline
38 : PGRES_NONFATAL_ERROR HEX: 6 ; inline
39 : PGRES_FATAL_ERROR HEX: 7 ; inline
41 ! PGTransactionStatusType;
42 : PQTRANS_IDLE HEX: 0 ; inline
43 : PQTRANS_ACTIVE HEX: 1 ; inline
44 : PQTRANS_INTRANS HEX: 2 ; inline
45 : PQTRANS_INERROR HEX: 3 ; inline
46 : PQTRANS_UNKNOWN HEX: 4 ; inline
49 : PQERRORS_TERSE HEX: 0 ; inline
50 : PQERRORS_DEFAULT HEX: 1 ; inline
51 : PQERRORS_VERBOSE HEX: 2 ; inline
53 : InvalidOid 0 ; inline
55 TYPEDEF: int ConnStatusType
56 TYPEDEF: int ExecStatusType
57 TYPEDEF: int PostgresPollingStatusType
58 TYPEDEF: int PGTransactionStatusType
59 TYPEDEF: int PGVerbosity
61 TYPEDEF: void* PGconn*
62 TYPEDEF: void* PGresult*
63 TYPEDEF: void* PGcancel*
67 TYPEDEF: void* PQconninfoOption*
68 TYPEDEF: void* PGnotify*
69 TYPEDEF: void* PQArgBlock*
70 TYPEDEF: void* PQprintOpt*
76 ! Exported functions of libpq
78 ! make a new client connection to the backend
79 ! Asynchronous (non-blocking)
80 FUNCTION: PGconn* PQconnectStart ( char* conninfo ) ;
81 FUNCTION: PostgresPollingStatusType PQconnectPoll ( PGconn* conn ) ;
83 ! Synchronous (blocking)
84 FUNCTION: PGconn* PQconnectdb ( char* conninfo ) ;
85 FUNCTION: PGconn* PQsetdbLogin ( char* pghost, char* pgport,
86 char* pgoptions, char* pgtty,
88 char* login, char* pwd ) ;
90 : PQsetdb ( M_PGHOST M_PGPORT M_PGOPT M_PGTTY M_DBNAME -- PGconn* )
93 ! close the current connection and free the PGconn data structure
94 FUNCTION: void PQfinish ( PGconn* conn ) ;
96 ! get info about connection options known to PQconnectdb
97 FUNCTION: PQconninfoOption* PQconndefaults ( ) ;
99 ! free the data structure returned by PQconndefaults()
100 FUNCTION: void PQconninfoFree ( PQconninfoOption* connOptions ) ;
102 ! Asynchronous (non-blocking)
103 FUNCTION: int PQresetStart ( PGconn* conn ) ;
104 FUNCTION: PostgresPollingStatusType PQresetPoll ( PGconn* conn ) ;
106 ! Synchronous (blocking)
107 FUNCTION: void PQreset ( PGconn* conn ) ;
109 ! request a cancel structure
110 FUNCTION: PGcancel* PQgetCancel ( PGconn* conn ) ;
112 ! free a cancel structure
113 FUNCTION: void PQfreeCancel ( PGcancel* cancel ) ;
115 ! issue a cancel request
116 FUNCTION: int PQrequestCancel ( PGconn* conn ) ;
118 ! Accessor functions for PGconn objects
119 FUNCTION: char* PQdb ( PGconn* conn ) ;
120 FUNCTION: char* PQuser ( PGconn* conn ) ;
121 FUNCTION: char* PQpass ( PGconn* conn ) ;
122 FUNCTION: char* PQhost ( PGconn* conn ) ;
123 FUNCTION: char* PQport ( PGconn* conn ) ;
124 FUNCTION: char* PQtty ( PGconn* conn ) ;
125 FUNCTION: char* PQoptions ( PGconn* conn ) ;
126 FUNCTION: ConnStatusType PQstatus ( PGconn* conn ) ;
127 FUNCTION: PGTransactionStatusType PQtransactionStatus ( PGconn* conn ) ;
128 FUNCTION: char* PQparameterStatus ( PGconn* conn,
130 FUNCTION: int PQprotocolVersion ( PGconn* conn ) ;
131 ! FUNCTION: int PQServerVersion ( PGconn* conn ) ;
132 FUNCTION: char* PQerrorMessage ( PGconn* conn ) ;
133 FUNCTION: int PQsocket ( PGconn* conn ) ;
134 FUNCTION: int PQbackendPID ( PGconn* conn ) ;
135 FUNCTION: int PQclientEncoding ( PGconn* conn ) ;
136 FUNCTION: int PQsetClientEncoding ( PGconn* conn, char* encoding ) ;
138 ! May not be compiled into libpq
139 ! Get the SSL structure associated with a connection
140 FUNCTION: SSL* PQgetssl ( PGconn* conn ) ;
142 ! Tell libpq whether it needs to initialize OpenSSL
143 FUNCTION: void PQinitSSL ( int do_init ) ;
145 ! Set verbosity for PQerrorMessage and PQresultErrorMessage
146 FUNCTION: PGVerbosity PQsetErrorVerbosity ( PGconn* conn,
147 PGVerbosity verbosity ) ;
149 ! Enable/disable tracing
150 FUNCTION: void PQtrace ( PGconn* conn, FILE* debug_port ) ;
151 FUNCTION: void PQuntrace ( PGconn* conn ) ;
154 ! Function types for notice-handling callbacks
155 ! typedef void (*PQnoticeReceiver) (void *arg, PGresult *res);
156 ! typedef void (*PQnoticeProcessor) (void *arg, char* message);
157 ! ALIAS: void* PQnoticeReceiver
158 ! ALIAS: void* PQnoticeProcessor
160 ! Override default notice handling routines
161 ! FUNCTION: PQnoticeReceiver PQsetNoticeReceiver ( PGconn* conn,
162 ! PQnoticeReceiver proc,
164 ! FUNCTION: PQnoticeProcessor PQsetNoticeProcessor ( PGconn* conn,
165 ! PQnoticeProcessor proc,
169 ! === in fe-exec.c ===
171 ! Simple synchronous query
172 FUNCTION: PGresult* PQexec ( PGconn* conn, char* query ) ;
173 FUNCTION: PGresult* PQexecParams ( PGconn* conn,
181 FUNCTION: PGresult* PQprepare ( PGconn* conn, char* stmtName,
182 char* query, int nParams,
184 FUNCTION: PGresult* PQexecPrepared ( PGconn* conn,
192 ! Interface for multiple-result or asynchronous queries
193 FUNCTION: int PQsendQuery ( PGconn* conn, char* query ) ;
194 FUNCTION: int PQsendQueryParams ( PGconn* conn,
202 FUNCTION: PGresult* PQsendPrepare ( PGconn* conn, char* stmtName,
203 char* query, int nParams,
205 FUNCTION: int PQsendQueryPrepared ( PGconn* conn,
212 FUNCTION: PGresult* PQgetResult ( PGconn* conn ) ;
214 ! Routines for managing an asynchronous query
215 FUNCTION: int PQisBusy ( PGconn* conn ) ;
216 FUNCTION: int PQconsumeInput ( PGconn* conn ) ;
218 ! LISTEN/NOTIFY support
219 FUNCTION: PGnotify* PQnotifies ( PGconn* conn ) ;
221 ! Routines for copy in/out
222 FUNCTION: int PQputCopyData ( PGconn* conn, char* buffer, int nbytes ) ;
223 FUNCTION: int PQputCopyEnd ( PGconn* conn, char* errormsg ) ;
224 FUNCTION: int PQgetCopyData ( PGconn* conn, char** buffer, int async ) ;
226 ! Deprecated routines for copy in/out
227 FUNCTION: int PQgetline ( PGconn* conn, char* string, int length ) ;
228 FUNCTION: int PQputline ( PGconn* conn, char* string ) ;
229 FUNCTION: int PQgetlineAsync ( PGconn* conn, char* buffer, int bufsize ) ;
230 FUNCTION: int PQputnbytes ( PGconn* conn, char* buffer, int nbytes ) ;
231 FUNCTION: int PQendcopy ( PGconn* conn ) ;
233 ! Set blocking/nonblocking connection to the backend
234 FUNCTION: int PQsetnonblocking ( PGconn* conn, int arg ) ;
235 FUNCTION: int PQisnonblocking ( PGconn* conn ) ;
237 ! Force the write buffer to be written (or at least try)
238 FUNCTION: int PQflush ( PGconn* conn ) ;
241 ! * "Fast path" interface --- not really recommended for application
244 FUNCTION: PGresult* PQfn ( PGconn* conn,
252 ! Accessor functions for PGresult objects
253 FUNCTION: ExecStatusType PQresultStatus ( PGresult* res ) ;
254 FUNCTION: char* PQresStatus ( ExecStatusType status ) ;
255 FUNCTION: char* PQresultErrorMessage ( PGresult* res ) ;
256 FUNCTION: char* PQresultErrorField ( PGresult* res, int fieldcode ) ;
257 FUNCTION: int PQntuples ( PGresult* res ) ;
258 FUNCTION: int PQnfields ( PGresult* res ) ;
259 FUNCTION: int PQbinaryTuples ( PGresult* res ) ;
260 FUNCTION: char* PQfname ( PGresult* res, int field_num ) ;
261 FUNCTION: int PQfnumber ( PGresult* res, char* field_name ) ;
262 FUNCTION: Oid PQftable ( PGresult* res, int field_num ) ;
263 FUNCTION: int PQftablecol ( PGresult* res, int field_num ) ;
264 FUNCTION: int PQfformat ( PGresult* res, int field_num ) ;
265 FUNCTION: Oid PQftype ( PGresult* res, int field_num ) ;
266 FUNCTION: int PQfsize ( PGresult* res, int field_num ) ;
267 FUNCTION: int PQfmod ( PGresult* res, int field_num ) ;
268 FUNCTION: char* PQcmdStatus ( PGresult* res ) ;
269 FUNCTION: char* PQoidStatus ( PGresult* res ) ;
270 FUNCTION: Oid PQoidValue ( PGresult* res ) ;
271 FUNCTION: char* PQcmdTuples ( PGresult* res ) ;
272 ! FUNCTION: char* PQgetvalue ( PGresult* res, int tup_num, int field_num ) ;
273 FUNCTION: void* PQgetvalue ( PGresult* res, int tup_num, int field_num ) ;
274 FUNCTION: int PQgetlength ( PGresult* res, int tup_num, int field_num ) ;
275 FUNCTION: int PQgetisnull ( PGresult* res, int tup_num, int field_num ) ;
278 FUNCTION: void PQclear ( PGresult* res ) ;
280 ! For freeing other alloc'd results, such as PGnotify structs
281 FUNCTION: void PQfreemem ( void* ptr ) ;
283 ! Exists for backward compatibility.
284 : PQfreeNotify ( ptr -- ) PQfreemem ;
287 ! Make an empty PGresult with given status (some apps find this
288 ! useful). If conn is not NULL and status indicates an error, the
289 ! conn's errorMessage is copied.
291 FUNCTION: PGresult* PQmakeEmptyPGresult ( PGconn* conn, ExecStatusType status ) ;
293 ! Quoting strings before inclusion in queries.
294 FUNCTION: size_t PQescapeStringConn ( PGconn* conn,
295 char* to, char* from, size_t length,
297 FUNCTION: uchar* PQescapeByteaConn ( PGconn* conn,
298 char* from, size_t length,
299 size_t* to_length ) ;
300 FUNCTION: void* PQunescapeBytea ( uchar* strtext, size_t* retbuflen ) ;
301 ! FUNCTION: uchar* PQunescapeBytea ( uchar* strtext, size_t* retbuflen ) ;
302 ! These forms are deprecated!
303 FUNCTION: size_t PQescapeString ( void* to, char* from, size_t length ) ;
304 FUNCTION: uchar* PQescapeBytea ( uchar* bintext, size_t binlen,
307 ! === in fe-print.c ===
309 FUNCTION: void PQprint ( FILE* fout, PGresult* res, PQprintOpt* ps ) ;
311 ! really old printing routines
312 FUNCTION: void PQdisplayTuples ( PGresult* res,
319 FUNCTION: void PQprintTuples ( PGresult* res,
324 ! === in fe-lobj.c ===
326 ! Large-object access routines
327 FUNCTION: int lo_open ( PGconn* conn, Oid lobjId, int mode ) ;
328 FUNCTION: int lo_close ( PGconn* conn, int fd ) ;
329 FUNCTION: int lo_read ( PGconn* conn, int fd, char* buf, size_t len ) ;
330 FUNCTION: int lo_write ( PGconn* conn, int fd, char* buf, size_t len ) ;
331 FUNCTION: int lo_lseek ( PGconn* conn, int fd, int offset, int whence ) ;
332 FUNCTION: Oid lo_creat ( PGconn* conn, int mode ) ;
333 ! FUNCTION: Oid lo_creat ( PGconn* conn, Oid lobjId ) ;
334 FUNCTION: int lo_tell ( PGconn* conn, int fd ) ;
335 FUNCTION: int lo_unlink ( PGconn* conn, Oid lobjId ) ;
336 FUNCTION: Oid lo_import ( PGconn* conn, char* filename ) ;
337 FUNCTION: int lo_export ( PGconn* conn, Oid lobjId, char* filename ) ;
339 ! === in fe-misc.c ===
341 ! Determine length of multibyte encoded char at *s
342 FUNCTION: int PQmblen ( uchar* s, int encoding ) ;
344 ! Determine display length of multibyte encoded char at *s
345 FUNCTION: int PQdsplen ( uchar* s, int encoding ) ;
347 ! Get encoding id from environment variable PGCLIENTENCODING
348 FUNCTION: int PQenv2encoding ( ) ;
350 ! From git, include/catalog/pg_type.h
351 : BOOL-OID 16 ; inline
352 : BYTEA-OID 17 ; inline
353 : CHAR-OID 18 ; inline
354 : NAME-OID 19 ; inline
355 : INT8-OID 20 ; inline
356 : INT2-OID 21 ; inline
357 : INT4-OID 23 ; inline
358 : TEXT-OID 23 ; inline
359 : OID-OID 26 ; inline
360 : FLOAT4-OID 700 ; inline
361 : FLOAT8-OID 701 ; inline
362 : VARCHAR-OID 1043 ; inline
363 : DATE-OID 1082 ; inline
364 : TIME-OID 1083 ; inline
365 : TIMESTAMP-OID 1114 ; inline
366 : TIMESTAMPTZ-OID 1184 ; inline
367 : INTERVAL-OID 1186 ; inline
368 : NUMERIC-OID 1700 ; inline