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Massive commit to run PGINDENT on all *.c and *.h files.
This commit is contained in:
Bruce Momjian
@ -1,20 +1,20 @@
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/*-------------------------------------------------------------------------
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*
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* pqcomm.h--
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* Parameters for the communication module
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* Parameters for the communication module
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*
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: pqcomm.h,v 1.10 1997/03/20 18:23:03 scrappy Exp $
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* $Id: pqcomm.h,v 1.11 1997/09/07 04:58:26 momjian Exp $
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*
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* NOTES
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* Some of this should move to libpq.h
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* Some of this should move to libpq.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PQCOMM_H
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#define PQCOMM_H
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#define PQCOMM_H
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#include <stdio.h>
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#include <sys/types.h>
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@ -24,126 +24,137 @@
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/*
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* startup msg parameters: path length, argument string length
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*/
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#define PATH_SIZE 64
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#define ARGV_SIZE 64
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#define PATH_SIZE 64
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#define ARGV_SIZE 64
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/* The various kinds of startup messages are for the various kinds of
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/* The various kinds of startup messages are for the various kinds of
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user authentication systems. In the beginning, there was only
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STARTUP_MSG and all connections were unauthenticated. Now, there are
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several choices of authentication method (the client picks one, but
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several choices of authentication method (the client picks one, but
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the server needn't necessarily accept it). So now, the STARTUP_MSG
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message means to start either an unauthenticated or a host-based
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authenticated connection, depending on what the server prefers. This
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authenticated connection, depending on what the server prefers. This
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is possible because the protocol between server and client is the same
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in both cases (basically, no negotiation is required at all).
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*/
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typedef enum _MsgType {
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ACK_MSG = 0, /* acknowledge a message */
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ERROR_MSG=1, /* error response to client from server */
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RESET_MSG=2, /* client must reset connection */
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PRINT_MSG=3, /* tuples for client from server */
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NET_ERROR=4, /* error in net system call */
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FUNCTION_MSG=5, /* fastpath call (unused) */
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QUERY_MSG=6, /* client query to server */
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STARTUP_MSG=7, /* initialize a connection with a backend */
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DUPLICATE_MSG=8, /* duplicate msg arrived (errors msg only) */
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INVALID_MSG=9, /* for some control functions */
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STARTUP_KRB4_MSG=10, /* krb4 session follows startup packet */
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STARTUP_KRB5_MSG=11, /* krb5 session follows startup packet */
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STARTUP_HBA_MSG=12, /* use host-based authentication */
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STARTUP_UNAUTH_MSG=13, /* use unauthenticated connection */
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STARTUP_PASSWORD_MSG=14 /* use plaintext password authentication */
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/* insert new values here -- DO NOT REORDER OR DELETE ENTRIES */
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/* also change LAST_AUTHENTICATION_TYPE below and add to the */
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/* authentication_type_name[] array in pqcomm.c */
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typedef enum _MsgType
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{
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ACK_MSG = 0, /* acknowledge a message */
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ERROR_MSG = 1, /* error response to client from server */
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RESET_MSG = 2, /* client must reset connection */
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PRINT_MSG = 3, /* tuples for client from server */
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NET_ERROR = 4, /* error in net system call */
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FUNCTION_MSG = 5, /* fastpath call (unused) */
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QUERY_MSG = 6, /* client query to server */
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STARTUP_MSG = 7, /* initialize a connection with a backend */
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DUPLICATE_MSG = 8, /* duplicate msg arrived (errors msg only) */
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INVALID_MSG = 9, /* for some control functions */
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STARTUP_KRB4_MSG = 10, /* krb4 session follows startup packet */
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STARTUP_KRB5_MSG = 11, /* krb5 session follows startup packet */
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STARTUP_HBA_MSG = 12, /* use host-based authentication */
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STARTUP_UNAUTH_MSG = 13, /* use unauthenticated connection */
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STARTUP_PASSWORD_MSG = 14 /* use plaintext password authentication */
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/* insert new values here -- DO NOT REORDER OR DELETE ENTRIES */
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/* also change LAST_AUTHENTICATION_TYPE below and add to the */
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/* authentication_type_name[] array in pqcomm.c */
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} MsgType;
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#define LAST_AUTHENTICATION_TYPE 14
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typedef char *Addr;
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typedef int PacketLen; /* packet length */
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typedef char *Addr;
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typedef int PacketLen; /* packet length */
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typedef struct StartupInfo {
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/* PacketHdr hdr; */
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char database[PATH_SIZE]; /* database name */
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char user[NAMEDATALEN]; /* user name */
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char options[ARGV_SIZE]; /* possible additional args */
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char execFile[ARGV_SIZE]; /* possible backend to use */
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char tty[PATH_SIZE]; /* possible tty for debug output*/
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} StartupInfo;
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typedef struct StartupInfo
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{
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/* PacketHdr hdr; */
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char database[PATH_SIZE]; /* database name */
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char user[NAMEDATALEN]; /* user name */
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char options[ARGV_SIZE]; /* possible additional args */
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char execFile[ARGV_SIZE]; /* possible backend to use */
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char tty[PATH_SIZE]; /* possible tty for debug output */
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} StartupInfo;
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/* amount of available data in a packet buffer */
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#define MESSAGE_SIZE sizeof(StartupInfo) + 5 /* why 5? BJM 2/11/97 */
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#define MESSAGE_SIZE sizeof(StartupInfo) + 5 /* why 5? BJM 2/11/97 */
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/* I/O can be blocking or non-blocking */
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#define BLOCKING (FALSE)
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#define BLOCKING (FALSE)
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#define NON_BLOCKING (TRUE)
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/* a PacketBuf gets shipped from client to server so be careful
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of differences in representation.
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of differences in representation.
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Be sure to use htonl() and ntohl() on the len and msgtype fields! */
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typedef struct PacketBuf {
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int len;
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MsgType msgtype;
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char data[MESSAGE_SIZE];
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} PacketBuf;
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typedef struct PacketBuf
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{
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int len;
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MsgType msgtype;
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char data[MESSAGE_SIZE];
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} PacketBuf;
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/* update the conversion routines
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/* update the conversion routines
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StartupInfo2PacketBuf() and PacketBuf2StartupInfo() (decl. below)
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if StartupInfo or PacketBuf structs ever change */
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/*
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* socket descriptor port
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* we need addresses of both sides to do authentication calls
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* socket descriptor port
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* we need addresses of both sides to do authentication calls
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*/
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typedef struct Port {
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int sock; /* file descriptor */
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int mask; /* select mask */
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int nBytes; /* nBytes read in so far */
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struct sockaddr_in laddr; /* local addr (us) */
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struct sockaddr_in raddr; /* remote addr (them) */
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/* PacketBufId id;*/ /* id of packet buf currently in use */
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PacketBuf buf; /* stream implementation (curr pack buf) */
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} Port;
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typedef struct Port
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{
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int sock; /* file descriptor */
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int mask; /* select mask */
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int nBytes; /* nBytes read in so far */
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struct sockaddr_in laddr; /* local addr (us) */
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struct sockaddr_in raddr; /* remote addr (them) */
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/*
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* PacketBufId id;*//* id of packet buf currently in
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* use
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*/
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PacketBuf buf; /* stream implementation (curr pack buf) */
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} Port;
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/* invalid socket descriptor */
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#define INVALID_SOCK (-1)
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#define INVALID_ID (-1)
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#define MAX_CONNECTIONS 10
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#define N_PACK_BUFS 20
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#define MAX_CONNECTIONS 10
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#define N_PACK_BUFS 20
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/* no multi-packet messages yet */
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#define MAX_PACKET_BACKLOG 1
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#define MAX_PACKET_BACKLOG 1
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#define DEFAULT_STRING ""
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#define DEFAULT_STRING ""
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extern FILE *Pfout, *Pfin;
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extern int PQAsyncNotifyWaiting;
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extern FILE *Pfout,
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*Pfin;
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extern int PQAsyncNotifyWaiting;
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/* in pqcompriv.c */
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int pqGetShort(int *, FILE *);
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int pqGetLong(int *, FILE *);
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int pqGetNBytes(char *, size_t, FILE *);
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int pqGetString(char *, size_t, FILE *);
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int pqGetByte(FILE *);
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int pqGetShort(int *, FILE *);
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int pqGetLong(int *, FILE *);
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int pqGetNBytes(char *, size_t, FILE *);
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int pqGetString(char *, size_t, FILE *);
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int pqGetByte(FILE *);
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int pqPutShort(int, FILE *);
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int pqPutLong(int, FILE *);
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int pqPutNBytes(const char *, size_t, FILE *);
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int pqPutString(const char *, FILE *);
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int pqPutByte(int, FILE *);
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int pqPutShort(int, FILE *);
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int pqPutLong(int, FILE *);
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int pqPutNBytes(const char *, size_t, FILE *);
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int pqPutString(const char *, FILE *);
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int pqPutByte(int, FILE *);
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/*
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* prototypes for functions in pqpacket.c
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*/
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extern int PacketReceive(Port *port, PacketBuf *buf, char nonBlocking);
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extern int PacketSend(Port *port, PacketBuf *buf,
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PacketLen len, char nonBlocking);
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extern int PacketReceive(Port * port, PacketBuf * buf, char nonBlocking);
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extern int
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PacketSend(Port * port, PacketBuf * buf,
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PacketLen len, char nonBlocking);
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/* extern PacketBuf* StartupInfo2PacketBuf(StartupInfo*); */
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/* extern StartupInfo* PacketBuf2StartupInfo(PacketBuf*); */
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extern char *name_of_authentication_type(int type);
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extern char *name_of_authentication_type(int type);
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#endif /* PQCOMM_H */
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#endif /* PQCOMM_H */
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