mirror of
https://github.com/postgres/postgres.git
synced 2025-07-28 23:42:10 +03:00
Windows portability macros SOCK_ERRNO and SOCK_STRERROR should be in
libpq-int.h, not cluttering application namespace in libpq-fe.h.
This commit is contained in:
@ -7,7 +7,7 @@
|
|||||||
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
|
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
|
||||||
* Portions Copyright (c) 1994, Regents of the University of California
|
* Portions Copyright (c) 1994, Regents of the University of California
|
||||||
*
|
*
|
||||||
* $Id: libpq-fe.h,v 1.77 2001/10/28 06:26:12 momjian Exp $
|
* $Id: libpq-fe.h,v 1.78 2001/11/02 20:51:27 tgl Exp $
|
||||||
*
|
*
|
||||||
*-------------------------------------------------------------------------
|
*-------------------------------------------------------------------------
|
||||||
*/
|
*/
|
||||||
@ -22,88 +22,81 @@ extern "C"
|
|||||||
|
|
||||||
#include <stdio.h>
|
#include <stdio.h>
|
||||||
|
|
||||||
#ifdef WIN32
|
/*
|
||||||
#define SOCK_ERRNO (WSAGetLastError ())
|
* postgres_ext.h defines the backend's externally visible types,
|
||||||
#define SOCK_STRERROR winsock_strerror
|
|
||||||
#else
|
|
||||||
#define SOCK_ERRNO errno
|
|
||||||
#define SOCK_STRERROR strerror
|
|
||||||
#endif
|
|
||||||
|
|
||||||
|
|
||||||
/* postgres_ext.h defines the backend's externally visible types,
|
|
||||||
* such as Oid.
|
* such as Oid.
|
||||||
*/
|
*/
|
||||||
#include "postgres_ext.h"
|
#include "postgres_ext.h"
|
||||||
|
|
||||||
|
/* SSL type is needed here only to declare PQgetssl() */
|
||||||
#ifdef USE_SSL
|
#ifdef USE_SSL
|
||||||
#include <openssl/ssl.h>
|
#include <openssl/ssl.h>
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
/* Application-visible enum types */
|
/* Application-visible enum types */
|
||||||
|
|
||||||
typedef enum
|
typedef enum
|
||||||
{
|
{
|
||||||
/*
|
/*
|
||||||
* Although you may decide to change this list in some way, values
|
* Although you may decide to change this list in some way, values
|
||||||
* which become unused should never be removed, nor should
|
* which become unused should never be removed, nor should
|
||||||
* constants be redefined - that would break compatibility with
|
* constants be redefined - that would break compatibility with
|
||||||
* existing code.
|
* existing code.
|
||||||
*/
|
*/
|
||||||
CONNECTION_OK,
|
CONNECTION_OK,
|
||||||
CONNECTION_BAD,
|
CONNECTION_BAD,
|
||||||
/* Non-blocking mode only below here */
|
/* Non-blocking mode only below here */
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* The existence of these should never be relied upon - they
|
* The existence of these should never be relied upon - they
|
||||||
* should only be used for user feedback or similar purposes.
|
* should only be used for user feedback or similar purposes.
|
||||||
*/
|
*/
|
||||||
CONNECTION_STARTED, /* Waiting for connection to be made. */
|
CONNECTION_STARTED, /* Waiting for connection to be made. */
|
||||||
CONNECTION_MADE, /* Connection OK; waiting to send. */
|
CONNECTION_MADE, /* Connection OK; waiting to send. */
|
||||||
CONNECTION_AWAITING_RESPONSE, /* Waiting for a response from the
|
CONNECTION_AWAITING_RESPONSE, /* Waiting for a response from the
|
||||||
* postmaster. */
|
* postmaster. */
|
||||||
CONNECTION_AUTH_OK, /* Received authentication; waiting for
|
CONNECTION_AUTH_OK, /* Received authentication; waiting for
|
||||||
* backend startup. */
|
* backend startup. */
|
||||||
CONNECTION_SETENV /* Negotiating environment. */
|
CONNECTION_SETENV /* Negotiating environment. */
|
||||||
} ConnStatusType;
|
} ConnStatusType;
|
||||||
|
|
||||||
typedef enum
|
typedef enum
|
||||||
{
|
{
|
||||||
PGRES_POLLING_FAILED = 0,
|
PGRES_POLLING_FAILED = 0,
|
||||||
PGRES_POLLING_READING, /* These two indicate that one may */
|
PGRES_POLLING_READING, /* These two indicate that one may */
|
||||||
PGRES_POLLING_WRITING, /* use select before polling again. */
|
PGRES_POLLING_WRITING, /* use select before polling again. */
|
||||||
PGRES_POLLING_OK,
|
PGRES_POLLING_OK,
|
||||||
PGRES_POLLING_ACTIVE /* Can call poll function immediately. */
|
PGRES_POLLING_ACTIVE /* Can call poll function immediately. */
|
||||||
} PostgresPollingStatusType;
|
} PostgresPollingStatusType;
|
||||||
|
|
||||||
typedef enum
|
typedef enum
|
||||||
{
|
{
|
||||||
PGRES_EMPTY_QUERY = 0,
|
PGRES_EMPTY_QUERY = 0,
|
||||||
PGRES_COMMAND_OK, /* a query command that doesn't return
|
PGRES_COMMAND_OK, /* a query command that doesn't return
|
||||||
* anything was executed properly by the
|
* anything was executed properly by the
|
||||||
* backend */
|
* backend */
|
||||||
PGRES_TUPLES_OK, /* a query command that returns tuples was
|
PGRES_TUPLES_OK, /* a query command that returns tuples was
|
||||||
* executed properly by the backend,
|
* executed properly by the backend,
|
||||||
* PGresult contains the result tuples */
|
* PGresult contains the result tuples */
|
||||||
PGRES_COPY_OUT, /* Copy Out data transfer in progress */
|
PGRES_COPY_OUT, /* Copy Out data transfer in progress */
|
||||||
PGRES_COPY_IN, /* Copy In data transfer in progress */
|
PGRES_COPY_IN, /* Copy In data transfer in progress */
|
||||||
PGRES_BAD_RESPONSE, /* an unexpected response was recv'd from
|
PGRES_BAD_RESPONSE, /* an unexpected response was recv'd from
|
||||||
* the backend */
|
* the backend */
|
||||||
PGRES_NONFATAL_ERROR,
|
PGRES_NONFATAL_ERROR,
|
||||||
PGRES_FATAL_ERROR
|
PGRES_FATAL_ERROR
|
||||||
} ExecStatusType;
|
} ExecStatusType;
|
||||||
|
|
||||||
/* PGconn encapsulates a connection to the backend.
|
/* PGconn encapsulates a connection to the backend.
|
||||||
* The contents of this struct are not supposed to be known to applications.
|
* The contents of this struct are not supposed to be known to applications.
|
||||||
*/
|
*/
|
||||||
typedef struct pg_conn PGconn;
|
typedef struct pg_conn PGconn;
|
||||||
|
|
||||||
/* PGresult encapsulates the result of a query (or more precisely, of a single
|
/* PGresult encapsulates the result of a query (or more precisely, of a single
|
||||||
* SQL command --- a query string given to PQsendQuery can contain multiple
|
* SQL command --- a query string given to PQsendQuery can contain multiple
|
||||||
* commands and thus return multiple PGresult objects).
|
* commands and thus return multiple PGresult objects).
|
||||||
* The contents of this struct are not supposed to be known to applications.
|
* The contents of this struct are not supposed to be known to applications.
|
||||||
*/
|
*/
|
||||||
typedef struct pg_result PGresult;
|
typedef struct pg_result PGresult;
|
||||||
|
|
||||||
/* PGnotify represents the occurrence of a NOTIFY message.
|
/* PGnotify represents the occurrence of a NOTIFY message.
|
||||||
* Ideally this would be an opaque typedef, but it's so simple that it's
|
* Ideally this would be an opaque typedef, but it's so simple that it's
|
||||||
@ -111,35 +104,35 @@ extern "C"
|
|||||||
* NOTE: in Postgres 6.4 and later, the be_pid is the notifying backend's,
|
* 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.
|
* whereas in earlier versions it was always your own backend's PID.
|
||||||
*/
|
*/
|
||||||
typedef struct pgNotify
|
typedef struct pgNotify
|
||||||
{
|
{
|
||||||
char relname[NAMEDATALEN]; /* name of relation
|
char relname[NAMEDATALEN]; /* name of relation
|
||||||
* containing data */
|
* containing data */
|
||||||
int be_pid; /* process id of backend */
|
int be_pid; /* process id of backend */
|
||||||
} PGnotify;
|
} PGnotify;
|
||||||
|
|
||||||
/* PQnoticeProcessor is the function type for the notice-message callback.
|
/* PQnoticeProcessor is the function type for the notice-message callback.
|
||||||
*/
|
*/
|
||||||
typedef void (*PQnoticeProcessor) (void *arg, const char *message);
|
typedef void (*PQnoticeProcessor) (void *arg, const char *message);
|
||||||
|
|
||||||
/* Print options for PQprint() */
|
/* Print options for PQprint() */
|
||||||
typedef char pqbool;
|
typedef char pqbool;
|
||||||
|
|
||||||
typedef struct _PQprintOpt
|
typedef struct _PQprintOpt
|
||||||
{
|
{
|
||||||
pqbool header; /* print output field headings and row
|
pqbool header; /* print output field headings and row
|
||||||
* count */
|
* count */
|
||||||
pqbool align; /* fill align the fields */
|
pqbool align; /* fill align the fields */
|
||||||
pqbool standard; /* old brain dead format */
|
pqbool standard; /* old brain dead format */
|
||||||
pqbool html3; /* output html tables */
|
pqbool html3; /* output html tables */
|
||||||
pqbool expanded; /* expand tables */
|
pqbool expanded; /* expand tables */
|
||||||
pqbool pager; /* use pager for output if needed */
|
pqbool pager; /* use pager for output if needed */
|
||||||
char *fieldSep; /* field separator */
|
char *fieldSep; /* field separator */
|
||||||
char *tableOpt; /* insert to HTML <table ...> */
|
char *tableOpt; /* insert to HTML <table ...> */
|
||||||
char *caption; /* HTML <caption> */
|
char *caption; /* HTML <caption> */
|
||||||
char **fieldName; /* null terminated array of repalcement
|
char **fieldName; /* null terminated array of repalcement
|
||||||
* field names */
|
* field names */
|
||||||
} PQprintOpt;
|
} PQprintOpt;
|
||||||
|
|
||||||
/* ----------------
|
/* ----------------
|
||||||
* Structure for the conninfo parameter definitions returned by PQconndefaults
|
* Structure for the conninfo parameter definitions returned by PQconndefaults
|
||||||
@ -149,35 +142,35 @@ extern "C"
|
|||||||
* will release both the val strings and the PQconninfoOption array itself.
|
* will release both the val strings and the PQconninfoOption array itself.
|
||||||
* ----------------
|
* ----------------
|
||||||
*/
|
*/
|
||||||
typedef struct _PQconninfoOption
|
typedef struct _PQconninfoOption
|
||||||
{
|
{
|
||||||
char *keyword; /* The keyword of the option */
|
char *keyword; /* The keyword of the option */
|
||||||
char *envvar; /* Fallback environment variable name */
|
char *envvar; /* Fallback environment variable name */
|
||||||
char *compiled; /* Fallback compiled in default value */
|
char *compiled; /* Fallback compiled in default value */
|
||||||
char *val; /* Option's current value, or NULL */
|
char *val; /* Option's current value, or NULL */
|
||||||
char *label; /* Label for field in connect dialog */
|
char *label; /* Label for field in connect dialog */
|
||||||
char *dispchar; /* Character to display for this field in
|
char *dispchar; /* Character to display for this field in
|
||||||
* a connect dialog. Values are: ""
|
* a connect dialog. Values are: ""
|
||||||
* Display entered value as is "*"
|
* Display entered value as is "*"
|
||||||
* Password field - hide value "D" Debug
|
* Password field - hide value "D" Debug
|
||||||
* option - don't show by default */
|
* option - don't show by default */
|
||||||
int dispsize; /* Field size in characters for dialog */
|
int dispsize; /* Field size in characters for dialog */
|
||||||
} PQconninfoOption;
|
} PQconninfoOption;
|
||||||
|
|
||||||
/* ----------------
|
/* ----------------
|
||||||
* PQArgBlock -- structure for PQfn() arguments
|
* PQArgBlock -- structure for PQfn() arguments
|
||||||
* ----------------
|
* ----------------
|
||||||
*/
|
*/
|
||||||
typedef struct
|
typedef struct
|
||||||
|
{
|
||||||
|
int len;
|
||||||
|
int isint;
|
||||||
|
union
|
||||||
{
|
{
|
||||||
int len;
|
int *ptr; /* can't use void (dec compiler barfs) */
|
||||||
int isint;
|
int integer;
|
||||||
union
|
} u;
|
||||||
{
|
} PQArgBlock;
|
||||||
int *ptr; /* can't use void (dec compiler barfs) */
|
|
||||||
int integer;
|
|
||||||
} u;
|
|
||||||
} PQArgBlock;
|
|
||||||
|
|
||||||
/* ----------------
|
/* ----------------
|
||||||
* Exported functions of libpq
|
* Exported functions of libpq
|
||||||
@ -186,194 +179,196 @@ extern "C"
|
|||||||
|
|
||||||
/* === in fe-connect.c === */
|
/* === in fe-connect.c === */
|
||||||
|
|
||||||
/* make a new client connection to the backend */
|
/* make a new client connection to the backend */
|
||||||
/* Asynchronous (non-blocking) */
|
/* Asynchronous (non-blocking) */
|
||||||
extern PGconn *PQconnectStart(const char *conninfo);
|
extern PGconn *PQconnectStart(const char *conninfo);
|
||||||
extern PostgresPollingStatusType PQconnectPoll(PGconn *conn);
|
extern PostgresPollingStatusType PQconnectPoll(PGconn *conn);
|
||||||
|
|
||||||
/* Synchronous (blocking) */
|
/* Synchronous (blocking) */
|
||||||
extern PGconn *PQconnectdb(const char *conninfo);
|
extern PGconn *PQconnectdb(const char *conninfo);
|
||||||
extern PGconn *PQsetdbLogin(const char *pghost, const char *pgport,
|
extern PGconn *PQsetdbLogin(const char *pghost, const char *pgport,
|
||||||
const char *pgoptions, const char *pgtty,
|
const char *pgoptions, const char *pgtty,
|
||||||
const char *dbName,
|
const char *dbName,
|
||||||
const char *login, const char *pwd);
|
const char *login, const char *pwd);
|
||||||
|
|
||||||
#define PQsetdb(M_PGHOST,M_PGPORT,M_PGOPT,M_PGTTY,M_DBNAME) \
|
#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)
|
PQsetdbLogin(M_PGHOST, M_PGPORT, M_PGOPT, M_PGTTY, M_DBNAME, NULL, NULL)
|
||||||
|
|
||||||
/* close the current connection and free the PGconn data structure */
|
/* close the current connection and free the PGconn data structure */
|
||||||
extern void PQfinish(PGconn *conn);
|
extern void PQfinish(PGconn *conn);
|
||||||
|
|
||||||
/* get info about connection options known to PQconnectdb */
|
/* get info about connection options known to PQconnectdb */
|
||||||
extern PQconninfoOption *PQconndefaults(void);
|
extern PQconninfoOption *PQconndefaults(void);
|
||||||
|
|
||||||
/* free the data structure returned by PQconndefaults() */
|
/* free the data structure returned by PQconndefaults() */
|
||||||
extern void PQconninfoFree(PQconninfoOption *connOptions);
|
extern void PQconninfoFree(PQconninfoOption *connOptions);
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* close the current connection and restablish a new one with the same
|
* close the current connection and restablish a new one with the same
|
||||||
* parameters
|
* parameters
|
||||||
*/
|
*/
|
||||||
/* Asynchronous (non-blocking) */
|
/* Asynchronous (non-blocking) */
|
||||||
extern int PQresetStart(PGconn *conn);
|
extern int PQresetStart(PGconn *conn);
|
||||||
extern PostgresPollingStatusType PQresetPoll(PGconn *conn);
|
extern PostgresPollingStatusType PQresetPoll(PGconn *conn);
|
||||||
|
|
||||||
/* Synchronous (blocking) */
|
/* Synchronous (blocking) */
|
||||||
extern void PQreset(PGconn *conn);
|
extern void PQreset(PGconn *conn);
|
||||||
|
|
||||||
/* issue a cancel request */
|
/* issue a cancel request */
|
||||||
extern int PQrequestCancel(PGconn *conn);
|
extern int PQrequestCancel(PGconn *conn);
|
||||||
|
|
||||||
/* Accessor functions for PGconn objects */
|
/* Accessor functions for PGconn objects */
|
||||||
extern char *PQdb(const PGconn *conn);
|
extern char *PQdb(const PGconn *conn);
|
||||||
extern char *PQuser(const PGconn *conn);
|
extern char *PQuser(const PGconn *conn);
|
||||||
extern char *PQpass(const PGconn *conn);
|
extern char *PQpass(const PGconn *conn);
|
||||||
extern char *PQhost(const PGconn *conn);
|
extern char *PQhost(const PGconn *conn);
|
||||||
extern char *PQport(const PGconn *conn);
|
extern char *PQport(const PGconn *conn);
|
||||||
extern char *PQtty(const PGconn *conn);
|
extern char *PQtty(const PGconn *conn);
|
||||||
extern char *PQoptions(const PGconn *conn);
|
extern char *PQoptions(const PGconn *conn);
|
||||||
extern ConnStatusType PQstatus(const PGconn *conn);
|
extern ConnStatusType PQstatus(const PGconn *conn);
|
||||||
extern char *PQerrorMessage(const PGconn *conn);
|
extern char *PQerrorMessage(const PGconn *conn);
|
||||||
extern int PQsocket(const PGconn *conn);
|
extern int PQsocket(const PGconn *conn);
|
||||||
extern int PQbackendPID(const PGconn *conn);
|
extern int PQbackendPID(const PGconn *conn);
|
||||||
extern int PQclientEncoding(const PGconn *conn);
|
extern int PQclientEncoding(const PGconn *conn);
|
||||||
extern int PQsetClientEncoding(PGconn *conn, const char *encoding);
|
extern int PQsetClientEncoding(PGconn *conn, const char *encoding);
|
||||||
|
|
||||||
#ifdef USE_SSL
|
#ifdef USE_SSL
|
||||||
/* Get the SSL structure associated with a connection */
|
/* Get the SSL structure associated with a connection */
|
||||||
extern SSL *PQgetssl(PGconn *conn);
|
extern SSL *PQgetssl(PGconn *conn);
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
|
||||||
/* Enable/disable tracing */
|
/* Enable/disable tracing */
|
||||||
extern void PQtrace(PGconn *conn, FILE *debug_port);
|
extern void PQtrace(PGconn *conn, FILE *debug_port);
|
||||||
extern void PQuntrace(PGconn *conn);
|
extern void PQuntrace(PGconn *conn);
|
||||||
|
|
||||||
/* Override default notice processor */
|
/* Override default notice processor */
|
||||||
extern PQnoticeProcessor PQsetNoticeProcessor(PGconn *conn, PQnoticeProcessor proc, void *arg);
|
extern PQnoticeProcessor PQsetNoticeProcessor(PGconn *conn,
|
||||||
|
PQnoticeProcessor proc,
|
||||||
|
void *arg);
|
||||||
|
|
||||||
/* === in fe-exec.c === */
|
/* === in fe-exec.c === */
|
||||||
|
|
||||||
/* Quoting strings before inclusion in queries. */
|
/* Quoting strings before inclusion in queries. */
|
||||||
extern size_t PQescapeString(char *to, const char *from, size_t length);
|
extern size_t PQescapeString(char *to, const char *from, size_t length);
|
||||||
extern unsigned char *PQescapeBytea(unsigned char *bintext, size_t binlen, size_t *bytealen);
|
extern unsigned char *PQescapeBytea(unsigned char *bintext, size_t binlen,
|
||||||
|
size_t *bytealen);
|
||||||
|
|
||||||
/* Simple synchronous query */
|
/* Simple synchronous query */
|
||||||
extern PGresult *PQexec(PGconn *conn, const char *query);
|
extern PGresult *PQexec(PGconn *conn, const char *query);
|
||||||
extern PGnotify *PQnotifies(PGconn *conn);
|
extern PGnotify *PQnotifies(PGconn *conn);
|
||||||
extern void PQfreeNotify(PGnotify *notify);
|
extern void PQfreeNotify(PGnotify *notify);
|
||||||
|
|
||||||
/* Interface for multiple-result or asynchronous queries */
|
/* Interface for multiple-result or asynchronous queries */
|
||||||
extern int PQsendQuery(PGconn *conn, const char *query);
|
extern int PQsendQuery(PGconn *conn, const char *query);
|
||||||
extern PGresult *PQgetResult(PGconn *conn);
|
extern PGresult *PQgetResult(PGconn *conn);
|
||||||
|
|
||||||
/* Routines for managing an asychronous query */
|
/* Routines for managing an asychronous query */
|
||||||
extern int PQisBusy(PGconn *conn);
|
extern int PQisBusy(PGconn *conn);
|
||||||
extern int PQconsumeInput(PGconn *conn);
|
extern int PQconsumeInput(PGconn *conn);
|
||||||
|
|
||||||
/* Routines for copy in/out */
|
/* Routines for copy in/out */
|
||||||
extern int PQgetline(PGconn *conn, char *string, int length);
|
extern int PQgetline(PGconn *conn, char *string, int length);
|
||||||
extern int PQputline(PGconn *conn, const char *string);
|
extern int PQputline(PGconn *conn, const char *string);
|
||||||
extern int PQgetlineAsync(PGconn *conn, char *buffer, int bufsize);
|
extern int PQgetlineAsync(PGconn *conn, char *buffer, int bufsize);
|
||||||
extern int PQputnbytes(PGconn *conn, const char *buffer, int nbytes);
|
extern int PQputnbytes(PGconn *conn, const char *buffer, int nbytes);
|
||||||
extern int PQendcopy(PGconn *conn);
|
extern int PQendcopy(PGconn *conn);
|
||||||
|
|
||||||
/* Set blocking/nonblocking connection to the backend */
|
/* Set blocking/nonblocking connection to the backend */
|
||||||
extern int PQsetnonblocking(PGconn *conn, int arg);
|
extern int PQsetnonblocking(PGconn *conn, int arg);
|
||||||
extern int PQisnonblocking(const PGconn *conn);
|
extern int PQisnonblocking(const PGconn *conn);
|
||||||
|
|
||||||
/* Force the write buffer to be written (or at least try) */
|
/* Force the write buffer to be written (or at least try) */
|
||||||
extern int PQflush(PGconn *conn);
|
extern int PQflush(PGconn *conn);
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* "Fast path" interface --- not really recommended for application
|
* "Fast path" interface --- not really recommended for application
|
||||||
* use
|
* use
|
||||||
*/
|
*/
|
||||||
extern PGresult *PQfn(PGconn *conn,
|
extern PGresult *PQfn(PGconn *conn,
|
||||||
int fnid,
|
int fnid,
|
||||||
int *result_buf,
|
int *result_buf,
|
||||||
int *result_len,
|
int *result_len,
|
||||||
int result_is_int,
|
int result_is_int,
|
||||||
const PQArgBlock *args,
|
const PQArgBlock *args,
|
||||||
int nargs);
|
int nargs);
|
||||||
|
|
||||||
/* Accessor functions for PGresult objects */
|
/* Accessor functions for PGresult objects */
|
||||||
extern ExecStatusType PQresultStatus(const PGresult *res);
|
extern ExecStatusType PQresultStatus(const PGresult *res);
|
||||||
extern char *PQresStatus(ExecStatusType status);
|
extern char *PQresStatus(ExecStatusType status);
|
||||||
extern char *PQresultErrorMessage(const PGresult *res);
|
extern char *PQresultErrorMessage(const PGresult *res);
|
||||||
extern int PQntuples(const PGresult *res);
|
extern int PQntuples(const PGresult *res);
|
||||||
extern int PQnfields(const PGresult *res);
|
extern int PQnfields(const PGresult *res);
|
||||||
extern int PQbinaryTuples(const PGresult *res);
|
extern int PQbinaryTuples(const PGresult *res);
|
||||||
extern char *PQfname(const PGresult *res, int field_num);
|
extern char *PQfname(const PGresult *res, int field_num);
|
||||||
extern int PQfnumber(const PGresult *res, const char *field_name);
|
extern int PQfnumber(const PGresult *res, const char *field_name);
|
||||||
extern Oid PQftype(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 PQfsize(const PGresult *res, int field_num);
|
||||||
extern int PQfmod(const PGresult *res, int field_num);
|
extern int PQfmod(const PGresult *res, int field_num);
|
||||||
extern char *PQcmdStatus(PGresult *res);
|
extern char *PQcmdStatus(PGresult *res);
|
||||||
extern char *PQoidStatus(const PGresult *res); /* old and ugly */
|
extern char *PQoidStatus(const PGresult *res); /* old and ugly */
|
||||||
extern Oid PQoidValue(const PGresult *res); /* new and improved */
|
extern Oid PQoidValue(const PGresult *res); /* new and improved */
|
||||||
extern char *PQcmdTuples(PGresult *res);
|
extern char *PQcmdTuples(PGresult *res);
|
||||||
extern char *PQgetvalue(const PGresult *res, int tup_num, int field_num);
|
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 PQgetlength(const PGresult *res, int tup_num, int field_num);
|
||||||
extern int PQgetisnull(const PGresult *res, int tup_num, int field_num);
|
extern int PQgetisnull(const PGresult *res, int tup_num, int field_num);
|
||||||
|
|
||||||
/* Delete a PGresult */
|
/* Delete a PGresult */
|
||||||
extern void PQclear(PGresult *res);
|
extern void PQclear(PGresult *res);
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* Make an empty PGresult with given status (some apps find this
|
* Make an empty PGresult with given status (some apps find this
|
||||||
* useful). If conn is not NULL and status indicates an error, the
|
* useful). If conn is not NULL and status indicates an error, the
|
||||||
* conn's errorMessage is copied.
|
* conn's errorMessage is copied.
|
||||||
*/
|
*/
|
||||||
extern PGresult *PQmakeEmptyPGresult(PGconn *conn, ExecStatusType status);
|
extern PGresult *PQmakeEmptyPGresult(PGconn *conn, ExecStatusType status);
|
||||||
|
|
||||||
/* === in fe-print.c === */
|
/* === in fe-print.c === */
|
||||||
|
|
||||||
extern void PQprint(FILE *fout, /* output stream */
|
extern void PQprint(FILE *fout, /* output stream */
|
||||||
const PGresult *res,
|
const PGresult *res,
|
||||||
const PQprintOpt *ps); /* option structure */
|
const PQprintOpt *ps); /* option structure */
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* really old printing routines
|
* really old printing routines
|
||||||
*/
|
*/
|
||||||
extern void PQdisplayTuples(const PGresult *res,
|
extern void PQdisplayTuples(const PGresult *res,
|
||||||
FILE *fp, /* where to send the
|
FILE *fp, /* where to send the output */
|
||||||
* output */
|
int fillAlign, /* pad the fields with
|
||||||
int fillAlign, /* pad the fields with
|
* spaces */
|
||||||
* spaces */
|
const char *fieldSep, /* field separator */
|
||||||
const char *fieldSep, /* field separator */
|
int printHeader, /* display headers? */
|
||||||
int printHeader, /* display headers? */
|
int quiet);
|
||||||
int quiet);
|
|
||||||
|
|
||||||
extern void PQprintTuples(const PGresult *res,
|
extern void PQprintTuples(const PGresult *res,
|
||||||
FILE *fout, /* output stream */
|
FILE *fout, /* output stream */
|
||||||
int printAttName, /* print attribute names */
|
int printAttName, /* print attribute names */
|
||||||
int terseOutput, /* delimiter bars */
|
int terseOutput, /* delimiter bars */
|
||||||
int width); /* width of column, if
|
int width); /* width of column, if
|
||||||
* 0, use variable width */
|
* 0, use variable width */
|
||||||
|
|
||||||
|
|
||||||
/* === in fe-lobj.c === */
|
/* === in fe-lobj.c === */
|
||||||
|
|
||||||
/* Large-object access routines */
|
/* Large-object access routines */
|
||||||
extern int lo_open(PGconn *conn, Oid lobjId, int mode);
|
extern int lo_open(PGconn *conn, Oid lobjId, int mode);
|
||||||
extern int lo_close(PGconn *conn, int fd);
|
extern int lo_close(PGconn *conn, int fd);
|
||||||
extern int lo_read(PGconn *conn, int fd, char *buf, size_t len);
|
extern int lo_read(PGconn *conn, int fd, char *buf, size_t len);
|
||||||
extern int lo_write(PGconn *conn, int fd, char *buf, size_t len);
|
extern int lo_write(PGconn *conn, int fd, char *buf, size_t len);
|
||||||
extern int lo_lseek(PGconn *conn, int fd, int offset, int whence);
|
extern int lo_lseek(PGconn *conn, int fd, int offset, int whence);
|
||||||
extern Oid lo_creat(PGconn *conn, int mode);
|
extern Oid lo_creat(PGconn *conn, int mode);
|
||||||
extern int lo_tell(PGconn *conn, int fd);
|
extern int lo_tell(PGconn *conn, int fd);
|
||||||
extern int lo_unlink(PGconn *conn, Oid lobjId);
|
extern int lo_unlink(PGconn *conn, Oid lobjId);
|
||||||
extern Oid lo_import(PGconn *conn, const char *filename);
|
extern Oid lo_import(PGconn *conn, const char *filename);
|
||||||
extern int lo_export(PGconn *conn, Oid lobjId, const char *filename);
|
extern int lo_export(PGconn *conn, Oid lobjId, const char *filename);
|
||||||
|
|
||||||
/* === in fe-misc.c === */
|
/* === in fe-misc.c === */
|
||||||
|
|
||||||
/* Determine length of multibyte encoded char at *s */
|
/* Determine length of multibyte encoded char at *s */
|
||||||
extern int PQmblen(const unsigned char *s, int encoding);
|
extern int PQmblen(const unsigned char *s, int encoding);
|
||||||
|
|
||||||
/* Get encoding id from environment variable PGCLIENTENCODING */
|
/* Get encoding id from environment variable PGCLIENTENCODING */
|
||||||
extern int PQenv2encoding(void);
|
extern int PQenv2encoding(void);
|
||||||
|
|
||||||
#ifdef __cplusplus
|
#ifdef __cplusplus
|
||||||
}
|
}
|
||||||
|
@ -12,7 +12,7 @@
|
|||||||
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
|
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
|
||||||
* Portions Copyright (c) 1994, Regents of the University of California
|
* Portions Copyright (c) 1994, Regents of the University of California
|
||||||
*
|
*
|
||||||
* $Id: libpq-int.h,v 1.42 2001/10/28 06:26:12 momjian Exp $
|
* $Id: libpq-int.h,v 1.43 2001/11/02 20:51:27 tgl Exp $
|
||||||
*
|
*
|
||||||
*-------------------------------------------------------------------------
|
*-------------------------------------------------------------------------
|
||||||
*/
|
*/
|
||||||
@ -353,4 +353,16 @@ __attribute__((format_arg(1)));
|
|||||||
#define libpq_gettext(x) (x)
|
#define libpq_gettext(x) (x)
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
/*
|
||||||
|
* These macros are needed to let error-handling code be portable between
|
||||||
|
* Unix and Windows. (ugh)
|
||||||
|
*/
|
||||||
|
#ifdef WIN32
|
||||||
|
#define SOCK_ERRNO (WSAGetLastError())
|
||||||
|
#define SOCK_STRERROR winsock_strerror
|
||||||
|
#else
|
||||||
|
#define SOCK_ERRNO errno
|
||||||
|
#define SOCK_STRERROR strerror
|
||||||
|
#endif
|
||||||
|
|
||||||
#endif /* LIBPQ_INT_H */
|
#endif /* LIBPQ_INT_H */
|
||||||
|
Reference in New Issue
Block a user