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server/be.cxx File Reference

Udanax main program: backend version. More...

#include <stdlib.h>
#include <time.h>
#include "udanax.h"
#include "players.h"

Include dependency graph for be.cxx:

Go to the source code of this file.

Defines
#define	MAX_PLAYERS   5
Functions
bool	getrequest (Session *sess, typerequest *requestptr)
	???
void	sendresultoutput (Session *session)
	???
char	pullc (Session *sess)
	???
void	xuputstring (char *string, FILE *fd)
	???
void	processrcfile ()
	???
void	xanadu (Session *sess)
	???
bool	establishprotocol (FILE *inp, FILE *outp)
	???
int	main (int argc, char *argv[])
	???
void	frontenddied ()
	???
void	setmaximumsetupsize (Session *sess)
	???
void	sourceunixcommand (Session *sess)
	???
bool	decrementusers ()
	???
bool	isthisusersdocument (Session *sess, Tumbler *tp)
	???
Variables
int	user = 0
PLAYER	player [MAX_PLAYERS]
int	errno
FILE *	logfile
FILE *	nulllog
FILE *	reallog
char	outputbuffer [BUFSIZ]
char	inputbuffer [BUFSIZ]
bool	logstuff
FILE *	interfaceinput
FILE *	febelog
bool	firstputforrequest
Session *	sessx
	User's session context.
int	backenddaemon
Tumbler	defaultaccount = { 0, 0, 0, 0, { 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0 } }

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Detailed Description

Udanax main program: backend version.

(to be defined)

Definition in file be.cxx.

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Define Documentation

#define MAX_PLAYERS   5

Definition at line 92 of file be.cxx. Referenced by new_players().

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Function Documentation

bool decrementusers (   )

??? (to be defined) Definition at line 292 of file be.cxx. Referenced by indiskexit(). { return false; }

bool establishprotocol (  FILE *  inp, FILE *  outp )

??? (to be defined) <Input: User's session context Definition at line 154 of file be.cxx. { char ch; Session tempsess; if (febelog && febelog != nulllog) fprintf(febelog, "fe:\n"); firstputforrequest = true; /* This is the metaprotocol for the time being */ tempsess.inp = inp; tempsess.outp = outp; tempsess.errp = stderr; while ((ch = pullc(&tempsess)) != '\n') ; while ((ch = pullc(&tempsess)) == '\n') ; if (ch == 'P' && pullc(&tempsess) == '0' && pullc(&tempsess) == '~') { xuputstring("\nP0~", tempsess.outp); sendresultoutput(&tempsess); return true; } else { xuputstring("\nP?~", tempsess.outp); sendresultoutput(&tempsess); return false; } }

void frontenddied (   )

??? (to be defined) Definition at line 250 of file be.cxx. Referenced by pullc(), and xuputc(). { L("The frontend apparently has died.\n"); diskexit(); assert(0); // The frontend died }

bool getrequest (  Session *  sess, typerequest *  requestptr )

??? (to be defined) Parameters: sess  Input: User's session context Definition at line 326 of file get2.cxx. : User's session context typerequest *requestptr) { prompt(sess, "\nrequest? "); int c = getc(sess->inp); if ((int) c == EOF) { L("endfile\n"); sess->inp = stdin; } /* else if (c == ':') { while ((c = * getc (sess->inp)) != '\n'); * return * (false); } */ ungetc(c, sess->inp); return getnumber(sess, requestptr) && validrequest(sess, *requestptr); }

bool isthisusersdocument (  Session *  sess, Tumbler *  tp )

??? (to be defined) Parameters: sess  Input: User's session context Definition at line 305 of file be.cxx. : User's session context Tumbler *tp) { return tumbleraccounteq(tp, &sess->account); }

int main (  int  argc, char *  argv[] )

??? (to be defined) <Input: User's session context Definition at line 192 of file be.cxx. References debug, defaultaccount, establishprotocol(), febelog, init(), initsession(), inputbuffer, interfaceinput, logfile, movetumbler, nsessorcommand, NULL, nulllog, outputbuffer, processrcfile(), reallog, sessx, and xanadu(). { Session sess; char buf[100]; //UNUSED FILE *fd; struct tm *local; long clock; sessx = &sess; febelog = interfaceinput = reallog = logfile = nulllog = fopen("/dev/null", "a"); clock = time(0); local = localtime(&clock); sprintf(buf, "ln%d.%d.%d:%d", local->tm_mon + 1, local->tm_mday, local->tm_hour, local->tm_min); /* * #ifndef DISTRIBUTION * sprintf(buf,"febe%d.%d.%d:%d",local->tm_mon+1,local->tm_mday,local->tm_hour,local->tm_min); * febelog = fopen(buf, "w"); #endif */ freopen("backenderror", "w", stderr); /* CHANGE THIS ?? */ setbuf(stderr, NULL); processrcfile(); setbuf(stdin, inputbuffer); setbuf(stdout, outputbuffer); if (!establishprotocol(stdin, stdout)) exit(1); debug = false; init(1); //now uses a ctor:: inittask(&sess); initsession("enf.enf"); movetumbler(&defaultaccount, &sess.account); for (;;) { nsessorcommand++; xanadu(&sess); /* testforreservedness ("main"); */ logfile = nulllog; } /* lookatalloc(); */ return 0; }

void processrcfile (   )

??? (to be defined) Definition at line 110 of file rcfile.cxx. Referenced by main(). { FILE *rcfd; static char buf[BUFSIZ]; static char line[256]; static char name[256]; int temp; if ((rcfd = fopen(RCFILENAME, "r")) != NULL) { while (fgets(buf, BUFSIZ, rcfd)) { if (buf[0] != '#' && sscanf(buf, "%s = %s", name, line) == 2) { //UNUSED if (!strcmp(name, BACKENDFILEMETANAME)) //UNUSED strcpy(backendfilename, line); //UNUSED else if (!strcmp(name, ACCOUNTFILEMETANAME)) //UNUSED strcpy(accountfilename, line); //UNUSED else if (!strcmp(name, PORTMETANAME)) { if (sscanf(line, "%d", &portname) < 1) { L("Could not use port = %s, using %d\n", line, PORT); portname = PORT; } } else if (!strcmp(name, HOSTMETANAME)) strcpy(hostname, line); //UNUSED else if (!strcmp(name, BACKENDDIRECTORYMETANAME)) //UNUSED strcpy(backenddirectoryname, line); //UNUSED else if (!strcmp(name, BACKENDGLUEFILEMETANAME)) //UNUSED strcpy(backendgluefilename, line); //UNUSED else if (!strcmp(name, FRONTENDGLUEFILEMETANAME)) //UNUSED strcpy(frontendgluefilename, line); //UNUSED else if (!strcmp(name, FRONTENDFILEMETANAME)) //UNUSED strcpy(frontendfilename, line); else if (!strcmp(name, ALLOCSIZENAME)) { temp = allocsize; sscanf(line, "%d", &allocsize); if (allocsize < 100000 || allocsize > 300000000) { /* minimal sanity checking */ incrementalallocsize = temp; } } else if (!strcmp(name, INCREMENTALALLOCSIZENAME)) { temp = incrementalallocsize; sscanf(line, "%d", &incrementalallocsize); if (incrementalallocsize < 10000 || incrementalallocsize > 100000000) { incrementalallocsize = temp; } } else L("Don't know about %s = %s\n", name, line); } } fclose(rcfd); } }

char pullc (  Session *  sess  )

??? (to be defined) Parameters: sess  Input: User's session context Definition at line 146 of file get2fe.cxx. References Session::charbuff, Session::charinbuff, febelog, frontenddied(), Session::inp, interfaceinput, L, logstuff, nulllog, user, and WORDELIM. Referenced by eatchar(), establishprotocol(), getnumber(), getrequest(), getspecset(), gettdigit(), and gettumbler(). : User's session context { int temp; if (sess->charinbuff) { sess->charinbuff = false; return sess->charbuff; } else { temp = getc(sess->inp); if (temp == EOF) { L("EOF on user %d in pullc\n", user); frontenddied(); /* does longjmp in backenddaemon, exit in backend */ /* L("Premature end-of-file in backend\n"); diskexit (); // try to avoid screwing enf.enf // * assert(0); "pullc" */ } temp &= 0x7f; if (logstuff && interfaceinput && interfaceinput != nulllog) { if (temp == WORDELIM) putc('\n', interfaceinput); else putc(temp, interfaceinput); } if (febelog && febelog != nulllog) putc(temp, febelog); return temp; } }

void sendresultoutput (  Session *  session  )

??? (to be defined) Parameters: session  Input: User's session context Definition at line 192 of file putfe.cxx. : User's session context { /* FILE *fd; fd = session->outp; write (fd->_file, fd->_base, (int) (fd->_ptr - fd->_base)); fd->_ptr = fd->_base; * fd->_cnt = BUFSIZ; */ fflush(session->outp); }

void setmaximumsetupsize (  Session *  sess  )

??? (to be defined) Parameters: sess  Input: User's session context Definition at line 266 of file be.cxx. : User's session context { }

void sourceunixcommand (  Session *  sess  )

??? (to be defined) Parameters: sess  Input: User's session context Definition at line 279 of file be.cxx. Referenced by init(). : User's session context { }

void xanadu (  Session *  sess  )

??? (to be defined) Parameters: sess  Input: User's session context Definition at line 124 of file be.cxx. References febelog, firstputforrequest, Session::free(), getrequest(), Session::inp, interfaceinput, logstuff, nulllog, requestfns, sendresultoutput(), and typerequest. : User's session context { typerequest request; if (febelog && febelog != nulllog) fprintf(febelog, "\nfe:\n"); firstputforrequest = true; logstuff = false; if (getrequest(sess, &request)) { (*requestfns[request]) (sess); sendresultoutput(sess); } else { sess->inp = stdin; } sess->free(); /* lookatalloc(); */ if (interfaceinput && interfaceinput != nulllog) fflush(interfaceinput); logstuff = false; }

void xuputstring (  char *  string, FILE *  fd )

??? (to be defined) Definition at line 145 of file putfe.cxx. { /* while (*string) xuputc (*string++, fd); */ fwrite(string, 1, strlen(string), fd); }

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Variable Documentation

int backenddaemon

Definition at line 107 of file be.cxx. Referenced by main(), and quitxanadu().

Tumbler defaultaccount = { 0, 0, 0, 0, { 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0 } }

Definition at line 108 of file be.cxx. Referenced by main().

int errno

Definition at line 95 of file be.cxx. Referenced by initenffile(), main(), and FileBlockIO::open().

FILE* febelog

Definition at line 104 of file be.cxx. Referenced by establishprotocol(), main(), pullc(), xanadu(), and xuputc().

bool firstputforrequest

Definition at line 105 of file be.cxx. Referenced by establishprotocol(), xanadu(), and xuputc().

char inputbuffer[BUFSIZ]

Definition at line 101 of file be.cxx. Referenced by main().

FILE* interfaceinput

Definition at line 103 of file be.cxx. Referenced by flagquitting(), getclose(), getcopy(), getcreatelink(), getcreatenewdocument(), getcreatenewversion(), getcreatenode_or_account(), getdeletevspan(), getinsert(), getopen(), getrearrange(), getxaccount(), logaccount(), main(), pullc(), quitxanadu(), and xanadu().

FILE* logfile

Definition at line 97 of file be.cxx. Referenced by getrequest(), main(), and putfindlinksfromtothree().

bool logstuff

Definition at line 102 of file be.cxx. Referenced by getclose(), getcopy(), getcreatelink(), getcreatenewdocument(), getcreatenewversion(), getcreatenode_or_account(), getdeletevspan(), getinsert(), getopen(), getrearrange(), getxaccount(), pullc(), and xanadu().

FILE* nulllog

Definition at line 98 of file be.cxx. Referenced by establishprotocol(), main(), pullc(), xanadu(), and xuputc().

char outputbuffer[BUFSIZ]

Definition at line 100 of file be.cxx. Referenced by main().

PLAYER player[MAX_PLAYERS]

Definition at line 94 of file be.cxx. Referenced by decrementusers(), getxaccount(), isthisusersdocument(), leave(), main(), new_players(), xaccount(), and xanadu().

FILE* reallog

Definition at line 99 of file be.cxx. Referenced by main().

Session* sessx

User's session context. Definition at line 106 of file be.cxx. Referenced by main().

int user = 0

Definition at line 93 of file be.cxx. Referenced by crash(), decrementusers(), getxaccount(), isthisusersdocument(), main(), pullc(), xaccount(), and xanadu().

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