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Sourcecode: psqlodbc version File versions

socket.h

/* File:                socket.h
 *
 * Description:         See "socket.c"
 *
 * Comments:            See "notice.txt" for copyright and license information.
 *
 */

#ifndef __SOCKET_H__
#define __SOCKET_H__

#include "psqlodbc.h"

#ifndef WIN32
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include <netdb.h>
#include <netinet/in.h>
#include <arpa/inet.h>

#define closesocket(xxx) close(xxx)
#define SOCKETFD int

#ifndef             INADDR_NONE
#ifndef _IN_ADDR_T
#define _IN_ADDR_T
typedef unsigned int in_addr_t;
#endif
#define INADDR_NONE ((in_addr_t)-1)
#endif

#else
#include <winsock.h>
#define SOCKETFD SOCKET
#endif

#define SOCKET_ALREADY_CONNECTED                1
#define SOCKET_HOST_NOT_FOUND                   2
#define SOCKET_COULD_NOT_CREATE_SOCKET          3
#define SOCKET_COULD_NOT_CONNECT                4
#define SOCKET_READ_ERROR                             5
#define SOCKET_WRITE_ERROR                            6
#define SOCKET_NULLPOINTER_PARAMETER            7
#define SOCKET_PUT_INT_WRONG_LENGTH             8
#define SOCKET_GET_INT_WRONG_LENGTH             9
#define SOCKET_CLOSED                                 10


struct SocketClass_
{

      int               buffer_size;
      int               buffer_filled_in;
      int               buffer_filled_out;
      int               buffer_read_in;
      unsigned char *buffer_in;
      unsigned char *buffer_out;

      SOCKETFD    socket;

      char     *errormsg;
      int               errornumber;
      struct sockaddr_in      sadr; /* Used for handling connections for cancel */

      char        reverse;          /* used to handle Postgres 6.2 protocol
                                                 * (reverse byte order) */

};

#define SOCK_get_char(self)         (SOCK_get_next_byte(self))
#define SOCK_put_char(self, c)      (SOCK_put_next_byte(self, c))


/* error functions */
#define SOCK_get_errcode(self)      (self ? self->errornumber : SOCKET_CLOSED)
#define SOCK_get_errmsg(self) (self ? self->errormsg : "socket closed")


/* Socket prototypes */
SocketClass *SOCK_Constructor(const ConnectionClass *conn);
void        SOCK_Destructor(SocketClass *self);
char        SOCK_connect_to(SocketClass *self, unsigned short port, char *hostname);
void        SOCK_get_n_char(SocketClass *self, char *buffer, int len);
void        SOCK_put_n_char(SocketClass *self, char *buffer, int len);
BOOL        SOCK_get_string(SocketClass *self, char *buffer, int bufsize);
void        SOCK_put_string(SocketClass *self, char *string);
int               SOCK_get_int(SocketClass *self, short len);
void        SOCK_put_int(SocketClass *self, int value, short len);
void        SOCK_flush_output(SocketClass *self);
unsigned char SOCK_get_next_byte(SocketClass *self);
void        SOCK_put_next_byte(SocketClass *self, unsigned char next_byte);
void        SOCK_clear_error(SocketClass *self);

#endif

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