void newgame(struct gameinfo *gi, unsigned int r_size) {
unsigned int i, l;
struct gamestate *prevstate;
while (gi->gs != 0) {//free previous states' memory
prevstate = gi->gs->prev;
for (i = 0; i<gi->r_size; i++) free(gi->gs->board[i]);
free(gi->gs->board);
free(gi->gs);
gi->gs = prevstate;
}
gi->gamestarted = 1;
gi->r_size = r_size;
//initialize gamestate struct
gi->gs = (struct gamestate*)malloc_verify(sizeof(struct gamestate));
gi->gs->whitecount = 2;
gi->gs->blackcount = 2;
gi->gs->nowplaying = 'B';
strcpy(gi->gs->lastmove, "-"); //no last move
gi->gs->prev = 0;
gi->gs->board = (char**)malloc_verify(r_size*sizeof(char*)); //allocate board
for (i = 0; i<r_size; i++) {
gi->gs->board[i] = (char*)malloc_verify(r_size*sizeof(char));
for (l = 0; l<r_size; l++) gi->gs->board[i][l] = ' '; //initialize board
}
gi->gs->board[r_size/2-1][r_size/2-1] = 'W';
gi->gs->board[r_size/2-1][r_size/2] = 'B';
gi->gs->board[r_size/2][r_size/2-1] = 'B';
gi->gs->board[r_size/2][r_size/2] = 'W';
build_eval_board(gi); //build board with values for each position
}
/******************************************************************************
* This file is Copyright 1992 by Philip G. Richards. All Rights Reserved.
* See the file README that came with this distribution for permissions on
* code usage, copying, and distribution. It comes with absolutely no warranty.
******************************************************************************/
#include "client.h"
#include "main.h"
#include "parse.h"
#include <ctype.h>
extern char **environ;
#define ISMAGIC 0x80
#define ISPROT 0x40
void
#ifndef ANSI_PROTOTYPES
freemyargs(argc, argv)
int argc;
char *argv[];
#else /* ANSI_PROTOTYPES */
freemyargs(int argc, char **argv)
#endif /* ANSI_PROTOTYPES */
{
int i;
if (argv == (char**)0)
return;
#ifdef MALLOCDEBUG
{
int oldlvl = malloc_debug(0);
#endif
for (i = 0; i < argc && argv[i]; i++)
(void)free(argv[i]);
#ifdef MALLOCDEBUG
(void)malloc_debug(oldlvl);
if (!malloc_verify())
{
ffprintf(STDERR, "??freemyargs() has screwed up malloc()\n");
abort();
}
}
#endif
}
void *operator new(size_t l)
{
// ASSERT(l != 0);
if (l == 0)
{
printf ("void *operator new(size_t): Allocating 0 bytes.\n"
" Allocate 1 byte instead.\n");
l = 1;
}
#if defined(MALLOC_DEBUG) && !defined(__PURIFY__)
#ifdef sun4
malloc_verify();
#endif
#endif
void *r = (void *)MALLOC(l);
if (!r) {
printf("Can't allocate %ld bytes...aborting!\n",l);
fflush(stdout);
abort();
}
return r;
}
main(int argc, char **argv)
{
DCM_OBJECT
* object;
CONDITION
cond;
char *
fileInput;
CTNBOOLEAN
verbose = FALSE,
exitFlag = FALSE,
formatFlag = FALSE;
unsigned long
options = DCM_ORDERLITTLEENDIAN;
long vmLimit = 0;
LST_HEAD* fileNames = 0;
UTL_FILEITEM* p = NULL;
if (argc < 2)
usageerror();
else {
argv++;
fileInput = *argv;
}
THR_Init();
DCM_Debug(verbose);
cond = DCM_OpenFile(fileInput, options, &object);
if (cond != DCM_NORMAL && ((options & DCM_PART10FILE) == 0)) {
COND_DumpConditions();
(void) DCM_CloseObject(&object);
(void) COND_PopCondition(TRUE);
fprintf(stderr, "Could not open %s as expected. Trying Part 10 format.\n", p->path);
cond = DCM_OpenFile(p->path, options | DCM_PART10FILE, &object);
}
if (cond == DCM_NORMAL) {
printf("<?xml version=\"1.0\" ?>\n");
printf("<Structured_Report>\n");
iterateThroughElements(&object, 1);
printf("</Structured_Report>\n");
}
COND_DumpConditions();
(void) DCM_CloseObject(&object);
(void) COND_PopCondition(TRUE);
if (cond != DCM_NORMAL && exitFlag) {
THR_Shutdown();
exit(1);
}
#ifdef MALLOC_DEBUG
malloc_verify(0);
malloc_shutdown();
#endif
THR_Shutdown();
return 0;
}
int play(struct gameinfo *gi, char *cell) {
unsigned int x, y, i, l;
char color = gi->gs->nowplaying;
struct gamestate *newstate;
x = cell[0]-'a'; //get x from letter (eg 'c'->3)
if (isnum(cell+1)) {
y = atoi(cell+1)-1; //get y
if (x >= 0 && x<gi->r_size && y >= 0 && y<gi->r_size && gi->gs->board[x][y] == '*') {//if a legal move
newstate = (struct gamestate*)malloc_verify(sizeof(struct gamestate)); //make a new state (for undo)
newstate->board = (char**)malloc_verify(gi->r_size*sizeof(char*));
for (i = 0; i<gi->r_size; i++) {
newstate->board[i] = (char*)malloc_verify(gi->r_size*sizeof(char));
memcpy(newstate->board[i], gi->gs->board[i], gi->r_size*sizeof(char)); //copy board to new state
for (l = 0; l<gi->r_size; l++)
if (newstate->board[i][l] == '*') newstate->board[i][l] = ' '; //legal moves aren't legal anymore
}
newstate->board[x][y] = color; //add current move
newstate->blackcount = gi->gs->blackcount;
newstate->whitecount = gi->gs->whitecount;
if (color == 'B') newstate->blackcount++; //copy counts and increase the appropriate count
else newstate->whitecount++;
strcpy(newstate->lastmove, cell); //save last move (for showstate)
newstate->prev = gi->gs; //current state is now last state
gi->gs = newstate; //updated state is now current state
updatecolors(gi, x, y); //change opposing pieces between player's old pieces and new piece
if (gi->gs->prev->nowplaying == 'B') gi->gs->nowplaying = 'W'; //change current player
else gi->gs->nowplaying = 'B';
if (findlegal(gi) == 0) {//if there are no legal moves
//printf("Player %s (%s) has no available moves!\n\n", gi->gs->nowplaying == 'W'?"White":"Black", gi->gs->nowplaying == gi->playercolor?"human":"computer");
if (gi->gs->nowplaying == 'B') gi->gs->nowplaying = 'W'; //change player
else gi->gs->nowplaying = 'B';
if (findlegal(gi) == 0)//if the other player doesn't have legal moves either
gi->gamestarted = 2; //gamestarted = 2 = neither player has moves
}
return 1;
}
else printf("Invalid move\n");
}
else printf("Invalid move\n");
return 0;
}
char *
strealloc(char *p, char *s)
{
int len = strlen(s) + 1;
p = (char *) xrealloc((voidp) p, len);
strcpy(p, s);
#ifdef DEBUG_MEM
malloc_verify();
#endif /* DEBUG_MEM */
return p;
}
/*
* Copy s into p, reallocating p if necessary
*/
char *
strealloc(char *p, char *s)
{
size_t len = strlen(s) + 1;
p = (char *) xrealloc((voidp) p, len);
xstrlcpy(p, s, len);
#ifdef DEBUG_MEM
# if defined(HAVE_MALLINFO) && defined(HAVE_MALLOC_VERIFY)
malloc_verify();
# endif /* not defined(HAVE_MALLINFO) && defined(HAVE_MALLOC_VERIFY) */
#endif /* DEBUG_MEM */
return p;
}
void operator delete(void *p)
{
// ASSERT(p != NULL);
#if defined(MALLOC_DEBUG) && !defined(__PURIFY__)
#ifdef sun4
malloc_verify();
#endif
#endif
if (p == NULL)
{
#if defined(MALLOC_DEBUG)
printf("void operator delete(void*): Freeing NULL pointer\n");
#endif
}
else
FREE(p);
}
static void
checkup_mem(void)
{
struct mallinfo mi = mallinfo();
u_long uordbytes = mi.uordblks * 4096;
if (mem_bytes != uordbytes) {
if (orig_mem_bytes == 0)
mem_bytes = orig_mem_bytes = uordbytes;
else {
fprintf(logfp, "%s[%ld]: ", am_get_progname(), (long) am_mypid);
if (mem_bytes < uordbytes) {
fprintf(logfp, "ALLOC: %ld bytes", uordbytes - mem_bytes);
} else {
fprintf(logfp, "FREE: %ld bytes", mem_bytes - uordbytes);
}
mem_bytes = uordbytes;
fprintf(logfp, ", making %d missing\n", mem_bytes - orig_mem_bytes);
}
}
malloc_verify();
}
int main( int argc, char ** argv ) {
int c;
int rc;
char * cp;
int no_warnings = 1;
int resolve = 1;
int result;
bool buffer_messages = false;
Express model;
EXPRESSprogram_name = argv[0];
ERRORusage_function = 0;
EXPRESSinit_init();
EXPRESSinitialize();
if( EXPRESSinit_args ) {
( *EXPRESSinit_args )( argc, argv );
}
sc_optind = 1;
while( ( c = sc_getopt( argc, argv, EXPRESSgetopt_options ) ) != -1 ) {
switch( c ) {
case 'd':
ERRORdebugging = 1;
switch( atoi( sc_optarg ) ) {
case 0:
fprintf( stderr, "\ndebug codes:\n" );
fprintf( stderr, " 0 - this help\n" );
fprintf( stderr, " 1 - basic debugging\n" );
#ifdef debugging
fprintf( stderr, " 4 - light malloc debugging\n" );
fprintf( stderr, " 5 - heavy malloc debugging\n" );
fprintf( stderr, " 6 - heavy malloc debugging while resolving\n" );
#endif /* debugging*/
#ifdef YYDEBUG
fprintf( stderr, " 8 - set YYDEBUG\n" );
#endif /*YYDEBUG*/
break;
case 1:
debug = 1;
break;
#ifdef debugging
case 4:
malloc_debug( 1 );
break;
case 5:
malloc_debug( 2 );
break;
case 6:
malloc_debug_resolve = 1;
break;
#endif /*debugging*/
#ifdef YYDEBUG
case 8:
exp_yydebug = 1;
break;
#endif /* YYDEBUG */
}
break;
case 'B':
buffer_messages = true;
break;
case 'b':
buffer_messages = false;
break;
case 'e':
input_filename = sc_optarg;
break;
case 'r':
resolve = 0;
break;
case 'i':
case 'w':
no_warnings = 0;
ERRORset_warning( sc_optarg, c == 'w' );
break;
case 'p':
for( cp = sc_optarg; *cp; cp++ ) {
if( *cp == '#' ) {
print_objects_while_running |= OBJ_PASS_BITS;
} else if( *cp == 'E' ) {
print_objects_while_running = OBJ_ANYTHING_BITS;
} else {
print_objects_while_running |= OBJget_bits( *cp );
}
}
break;
case 'v':
print_fedex_version();
no_need_to_work = 1;
break;
default:
rc = 1;
if( EXPRESSgetopt ) {
rc = ( *EXPRESSgetopt )( c, sc_optarg );
}
if( rc == 1 ) {
if( ERRORusage_function ) {
( *ERRORusage_function )();
} else {
EXPRESSusage(1);
}
}
break;
}
}
if( !input_filename ) {
input_filename = argv[sc_optind];
if( !input_filename ) {
EXPRESScleanup();
if( no_need_to_work ) {
return( 0 );
} else {
( *ERRORusage_function )();
}
}
}
if( no_warnings ) {
ERRORset_all_warnings( 1 );
}
ERRORbuffer_messages( buffer_messages );
if( EXPRESSinit_parse ) {
( *EXPRESSinit_parse )();
}
model = EXPRESScreate();
EXPRESSparse( model, ( FILE * )0, input_filename );
if( ERRORoccurred ) {
result = EXPRESS_fail( model );
EXPRESScleanup();
EXPRESSdestroy( model );
return result;
}
#ifdef debugging
if( malloc_debug_resolve ) {
malloc_verify();
malloc_debug( 2 );
}
#endif /*debugging*/
if( resolve ) {
EXPRESSresolve( model );
if( ERRORoccurred ) {
result = EXPRESS_fail( model );
EXPRESScleanup();
EXPRESSdestroy( model );
return result;
}
}
if( EXPRESSbackend ) {
( *EXPRESSbackend )( model );
}
if( ERRORoccurred ) {
result = EXPRESS_fail( model );
EXPRESScleanup();
EXPRESSdestroy( model );
return result;
}
result = EXPRESS_succeed( model );
EXPRESScleanup();
EXPRESSdestroy( model );
return result;
}
struct netconfig *
getnetconfig(void *handlep)
{
struct netconfig_vars *ncp = (struct netconfig_vars *)handlep;
char *stringp; /* tmp string pointer */
struct netconfig_list *list;
struct netconfig *np;
struct netconfig *result;
/*
* Verify that handle is valid
*/
mutex_lock(&nc_file_lock);
if (ncp == NULL || nc_file == NULL) {
nc_error = NC_NOTINIT;
mutex_unlock(&nc_file_lock);
return (NULL);
}
mutex_unlock(&nc_file_lock);
switch (ncp->valid) {
case NC_VALID:
/*
* If entry has already been read into the list,
* we return the entry in the linked list.
* If this is the first time call, check if there are any entries in
* linked list. If no entries, we need to read the netconfig db.
* If we have been here and the next entry is there, we just return
* it.
*/
if (ncp->flag == 0) { /* first time */
ncp->flag = 1;
mutex_lock(&ni_lock);
ncp->nc_configs = ni.head;
mutex_unlock(&ni_lock);
if (ncp->nc_configs != NULL) /* entry already exist */
return(ncp->nc_configs->ncp);
}
else if (ncp->nc_configs != NULL && ncp->nc_configs->next != NULL) {
ncp->nc_configs = ncp->nc_configs->next;
return(ncp->nc_configs->ncp);
}
/*
* If we cannot find the entry in the list and is end of file,
* we give up.
*/
mutex_lock(&ni_lock);
if (ni.eof == 1) {
mutex_unlock(&ni_lock);
return(NULL);
}
mutex_unlock(&ni_lock);
break;
default:
nc_error = NC_NOTINIT;
return (NULL);
}
stringp = (char *) malloc(MAXNETCONFIGLINE);
if (stringp == NULL)
return (NULL);
#ifdef MEM_CHK
if (malloc_verify() == 0) {
fprintf(stderr, "memory heap corrupted in getnetconfig\n");
exit(1);
}
#endif
/*
* Read a line from netconfig file.
*/
mutex_lock(&nc_file_lock);
do {
if (fgets(stringp, MAXNETCONFIGLINE, nc_file) == NULL) {
free(stringp);
mutex_lock(&ni_lock);
ni.eof = 1;
mutex_unlock(&ni_lock);
mutex_unlock(&nc_file_lock);
return (NULL);
}
} while (*stringp == '#');
mutex_unlock(&nc_file_lock);
list = (struct netconfig_list *) malloc(sizeof (struct netconfig_list));
if (list == NULL) {
free(stringp);
return(NULL);
}
np = (struct netconfig *) malloc(sizeof (struct netconfig));
if (np == NULL) {
free(stringp);
free(list);
return(NULL);
}
list->ncp = np;
list->next = NULL;
list->ncp->nc_lookups = NULL;
list->linep = stringp;
if (parse_ncp(stringp, list->ncp) == -1) {
free(stringp);
free(np);
free(list);
return (NULL);
}
else {
/*
* If this is the first entry that's been read, it is the head of
* the list. If not, put the entry at the end of the list.
* Reposition the current pointer of the handle to the last entry
* in the list.
*/
mutex_lock(&ni_lock);
if (ni.head == NULL) { /* first entry */
ni.head = ni.tail = list;
}
else {
ni.tail->next = list;
ni.tail = ni.tail->next;
}
ncp->nc_configs = ni.tail;
result = ni.tail->ncp;
mutex_unlock(&ni_lock);
return(result);
}
}
/************************************************************************
* *
* get_name *
* */
double
Win_movie::get_name(char *s1, char *s2, int where)
{
Movie_frame *insert_point, *list_point, *newframe ;
int zip ;
double the_vs = 0.0;
#ifdef DMALLOC
cerr << "v1.1 ";
malloc_verify();
#endif
if ((strcmp(s1,"delete")==0) && (strcmp(s2,"delete")==0)){
if ((where<number_of_frames)&&(number_of_frames>0)){
insert_point = movie_head ;
for (zip = 0 ; zip < where ; zip++ ){
insert_point = insert_point->nextframe ;
}
insert_point->prevframe->nextframe = insert_point->nextframe ;
insert_point->nextframe->prevframe = insert_point->prevframe ;
if (where==0){
movie_head = insert_point->nextframe ;
}
delete insert_point ;
if (number_of_frames==1){ /* if there was only one, */
movie_head = NULL ; /* there are none now. */
}
}
}else{
char *filename = new char[strlen(s1) + strlen(s2) + 2];
strcpy(filename, s1);
strcat(filename, "/");
strcat(filename, s2);
if (movie_head == NULL){
movie_head = new Movie_frame(filename);
delete [] filename;
if ((the_vs = get_stuff (movie_head)) == -1.0){
delete movie_head ;
movie_head = NULL;
return (-1.0);
}else{
movie_head->nextframe = movie_head ;
movie_head->prevframe = movie_head ;
}
}else{
insert_point = movie_head ;
for (zip = 0 ; zip < where ; zip++ ){
insert_point = insert_point->nextframe ;
}
newframe = new Movie_frame(filename);
delete [] filename;
if ((the_vs = get_stuff (newframe)) == -1.0){
delete newframe ;
newframe = NULL;
return (-1.0);
}else{
newframe->nextframe = insert_point ;
newframe->prevframe = insert_point->prevframe;
insert_point->prevframe->nextframe = newframe ;
insert_point->prevframe = newframe ;
}
if (where==0){
movie_head = newframe;
}
}
}
#ifdef DMALLOC
cerr << "v1.2 ";
malloc_verify();
#endif
number_of_frames = 0 ;
list_point = movie_head ;
if (movie_head != NULL){
do{
list_point = list_point->nextframe ;
number_of_frames++ ;
} while (list_point != movie_head);
}
frame_number = high_frame = number_of_frames - 1 ;
// If we have more than 1 frame, show frame slider and start/stop buttons
int slider_show = number_of_frames > 1 ? TRUE : FALSE;
xv_set(frame_slider,
PANEL_MAX_VALUE, number_of_frames,
PANEL_VALUE, number_of_frames,
XV_SHOW, slider_show,
NULL);
xv_set(start_stop_item, XV_SHOW, slider_show, NULL);
if (number_of_frames){
xv_set(high_frame_item,
PANEL_VALUE, number_of_frames,
PANEL_MAX_VALUE, number_of_frames,
NULL);
xv_set(low_frame_item, PANEL_MAX_VALUE, number_of_frames, NULL);
int t = (int)xv_get(low_frame_item, PANEL_VALUE);
if (t <= 0){
xv_set(low_frame_item, PANEL_VALUE, 1, NULL);
}else if (t > number_of_frames){
xv_set(low_frame_item, PANEL_VALUE, number_of_frames, NULL);
}
}else{
xv_set(high_frame_item, PANEL_VALUE, 1, NULL);
xv_set(low_frame_item, PANEL_VALUE, 1, NULL);
}
#ifdef DMALLOC
cerr << "v1.3 ";
malloc_verify();
#endif
return the_vs;
}
int main( int argc, char ** argv ) {
int c;
int rc;
char * cp;
int no_warnings = 1;
int resolve = 1;
bool buffer_messages = false;
char * filename = 0;
Express model;
EXPRESSprogram_name = argv[0];
ERRORusage_function = usage;
#ifdef YYDEBUG
yydebug = 0;
#endif
EXPRESSinit_init();
EXPRESSinitialize();
if( EXPRESSinit_args ) {
( *EXPRESSinit_args )( argc, argv );
}
optind = 1;
while( ( c = getopt( argc, argv, EXPRESSgetopt_options ) ) != -1 )
switch( c ) {
case 'd':
ERRORdebugging = 1;
switch( atoi( optarg ) ) {
case 0:
fprintf( stderr, "\ndebug codes:\n" );
fprintf( stderr, " 0 - this help\n" );
fprintf( stderr, " 1 - basic debugging\n" );
#ifdef debugging
fprintf( stderr, " 4 - light malloc debugging\n" );
fprintf( stderr, " 5 - heavy malloc debugging\n" );
fprintf( stderr, " 6 - heavy malloc debugging while resolving\n" );
#endif /* debugging*/
#ifdef YYDEBUG
fprintf( stderr, " 8 - set yydebug\n" );
fprintf( stderr, " 9 - set yydebug selectively, must use -u and/or -l. Also increases verbosity for some errors\n" );
fprintf( stderr, "-u nnn: upper line limit\n" );
fprintf( stderr, "-l nnn: lower line limit\n" );
#endif /*YYDEBUG*/
break;
case 1:
debug = 1;
break;
#ifdef debugging
case 4:
malloc_debug( 1 );
break;
case 5:
malloc_debug( 2 );
break;
case 6:
malloc_debug_resolve = 1;
break;
#endif /*debugging*/
#ifdef YYDEBUG
case 8:
yydebug = 1;
break;
case 9:
yydbg_verbose = true;
//yydebug gets set in expscan.l when in the line range set by -l and -u
break;
#endif /* YYDEBUG */
}
break;
#ifdef YYDEBUG
case 'u':
yydbg_upper_limit = atoi( optarg );
break;
case 'l':
yydbg_lower_limit = atoi( optarg );
break;
#endif /* YYDEBUG */
case 'B':
buffer_messages = true;
break;
case 'b':
buffer_messages = false;
break;
case 'e':
filename = optarg;
break;
case 'n':
skip_exp_pause = true;
break;
case 'r':
resolve = 0;
break;
case 'i':
case 'w':
no_warnings = 0;
ERRORset_warning( optarg, c == 'w' );
break;
case 'p':
for( cp = optarg; *cp; cp++ ) {
if( *cp == '#' ) {
print_objects_while_running |= OBJ_PASS_BITS;
} else if( *cp == 'E' ) {
print_objects_while_running = OBJ_ANYTHING_BITS;
} else {
print_objects_while_running |= OBJget_bits( *cp );
}
}
break;
case 'v':
print_fedex_version();
break;
case 'z': /* to allow user to attach debugger and continue */
printf( "pid = %d\n", getpid() );
#ifndef __WIN32__
pause();
#else //windows
getchar();
abort();
#endif
break;
default:
rc = 1;
if( EXPRESSgetopt ) {
rc = ( *EXPRESSgetopt )( c, optarg );
}
if( rc == 1 ) {
( *ERRORusage_function )();
}
break;
}
if( !filename ) {
filename = argv[optind];
if( !filename ) {
if( no_need_to_work ) {
return( 0 );
} else {
( *ERRORusage_function )();
}
}
}
if( no_warnings ) {
ERRORset_all_warnings( 1 );
}
ERRORbuffer_messages( buffer_messages );
if( EXPRESSinit_parse ) {
( *EXPRESSinit_parse )();
}
model = EXPRESScreate();
EXPRESSparse( model, ( FILE * )0, filename );
if( ERRORoccurred ) {
return( EXPRESS_fail( model ) );
}
#ifdef debugging
if( malloc_debug_resolve ) {
malloc_verify();
malloc_debug( 2 );
}
#endif /*debugging*/
if( resolve ) {
EXPRESSresolve( model );
if( ERRORoccurred ) {
return( EXPRESS_fail( model ) );
}
}
if( EXPRESSbackend ) {
( *EXPRESSbackend )( model );
}
if( ERRORoccurred ) {
return( EXPRESS_fail( model ) );
}
return( EXPRESS_succeed( model ) );
}
int
main(int argc, char **argv)
{
CONDITION
cond = APP_NORMAL; /* condition code returned by various
* facilities */
DUL_NETWORKKEY
* network; /* The handle to the network */
DUL_ASSOCIATIONKEY
* association = NULL; /* The handle to the Association */
DUL_ASSOCIATESERVICEPARAMETERS
service; /* Presentation parameters */
int
pid, /* process id */
port; /* port number on which the server listens */
char
node[MAXHOSTNAMELEN + 1] = ""; /* name of node */
CTNBOOLEAN
singleUserMode = FALSE; /* indicates if the server will run in single
* user mode i.e. iterative */
LST_HEAD
* processList = NULL; /* maintains a list of children processes */
CTNBOOLEAN paramsFlag = FALSE; /* Dump association parameters? */
(void) gethostname(node, MAXHOSTNAMELEN);
/* Parse the command line arguments. First process all the switches */
while (--argc > 0 && *(++argv)[0] == '-') {
switch ((*argv)[1]) {
case 'd': /* option to put a specific facility in debug
* mode */
argc--;
argv++;
if (!argc)
usageError();
if (strcmp(*argv, "DCM") == 0)
verboseDCM = TRUE;
else if (strcmp(*argv, "DUL") == 0)
verboseDUL = TRUE;
else if (strcmp(*argv, "SRV") == 0)
verboseSRV = TRUE;
else
usageError();
break;
case 'f': /* database selection option */
argc--;
argv++;
if (!argc)
usageError();
controlDatabase = *argv;
break;
case 'i': /* set the forgive option */
forgiveFlag = TRUE;
break;
case 'n': /* use node as name rather than hostname */
if (argc < 1)
usageError();
argc--;
argv++;
strcpy(node, *argv);
break;
case 'p':
paramsFlag = TRUE; /* Dump the association parameters to stdout */
break;
case 'r':
sendBack = TRUE; /* send optional attributes back in the
* response messages */
break;
case 's': /* set single user mode. Useful for debugging */
singleUserMode = TRUE;
break;
case 't':
traceFlag = TRUE; /* tracing ON (non silent operation) */
break;
case 'v': /* set verbose mode ON */
verboseDUL = TRUE;
verboseSRV = TRUE;
verboseDCM = TRUE;
break;
case 'x': /* for maintaining a Generalized Queue. This
* option is useful for terminals having X
* capability */
gqueueFlag = TRUE;
#ifdef ASG
argc--;
argv++;
if (sscanf(*argv, "%d", &gqID) != 1)
usageError();
#endif
break;
default:
printf("Unrecognized option: %s\n", *argv);
break;
}
}
if (argc < 1)
usageError();
if (sscanf(*argv++, "%d", &port) != 1)
usageError();
#ifdef _MSC_VER
singleUserMode = TRUE;
#endif
THR_Init();
DCM_Debug(verboseDCM);
DUL_Debug(verboseDUL);
SRV_Debug(verboseSRV);
/* Handle interrupts */
(void) signal(SIGINT, signalHandler);
/* Initialize a network connection and listen on the specified port */
cond = DUL_InitializeNetwork(DUL_NETWORK_TCP, DUL_AEBOTH,
(void *) &port, DUL_TIMEOUT, DUL_ORDERBIGENDIAN, &network);
if (cond != DUL_NORMAL) {
exitApplication(cond);
}
appHandles.network = network; /* set the network key field */
if (!singleUserMode) {
/*
* initialize a list that will hold information about all the
* children processes that are active
*/
if ((processList = LST_Create()) == NULL) {
cond = COND_PushCondition(APP_ERROR(APP_FAILURE), "LST_Create",
"main");
exitApplication(cond);
}
appHandles.processList = processList; /* set the process list field */
}
/* The server loops forever accepting new requests */
while (1) {
/* get the next Association request */
cond = nextAssociationRequest(node, &network, &service, maxPDU,
forgiveFlag, &gqID, &association);
if (cond == APP_NORMAL) {
appHandles.association = association;
appHandles.service = &service;
if (!singleUserMode) {
/*
* remove all those child processes that have exited so that
* zombie processes are not created
*/
(void) harvestChildrenProcesses(&processList);
/*
* server continues to accept new requests, whereas the child
* services the requests on that association. To create a
* child process, we fork
*/
pid = fork();
} else
pid = 0; /* setting pid to 0 in this else clause is
* essential due to the manner in which the
* following if condition is coded */
if (pid < 0) {
/* fork failed */
printf("Cannot spawn child process. Request rejected\n");
clearAssociationKeyAndServiceParameters(APP_FAILURE);
continue;
} else if (pid == 0) { /* This is the child process unless
* the single user mode is ON in
* which case this is the parent
* process itself. For this part of
* the code to be activated when the
* singleUserMode is TRUE, we need to
* set pid = 0 as done above */
if (!singleUserMode)
printf("Forked child\n");
cond = DUL_AcknowledgeAssociationRQ(&association, &service);
if (cond != DUL_NORMAL) {
if (!singleUserMode) {
/* child process exits with a status of -1 */
exitApplication(cond);
} else {
/*
* In the single user mode, the parent just discards
* the current association and service parameters and
* continues to listen to new requests
*/
clearAssociationKeyAndServiceParameters(cond);
continue; /* go to next iteration of main loop */
}
}
/*
* open a GQ queue, if the GQ facility is to be used
*/
if (gqueueFlag) {
if (gqID == -1) { /* we were unsuccessful retrieving
* the GQ ID info from the database.
* Hence we decide to ignore the
* display */
fprintf(stderr,
"Failure to retrieve GQ ID information\n");
fprintf(stderr,
"GQ facility ignored\n");
gqueueFlag = FALSE;
} else {
/* open a GQ */
cond = openGQ(gqID);
if (cond != APP_NORMAL) {
if (!singleUserMode) {
/* child process exits with a status of -1 */
exitApplication(cond);
} else {
clearAssociationKeyAndServiceParameters(cond);
continue; /* go to next iteration of
* main loop */
}
}
}
}
if (paramsFlag)
DUL_DumpParams(&service);
cond = serviceRequests(&network, &association, &service);
if (cond == SRV_PEERREQUESTEDRELEASE)
cond = SRV_NORMAL;
if (CTN_ERROR(cond)) {
if (!singleUserMode) {
fprintf(stderr, "child failed to service request\n");
COND_DumpConditions();
exitApplication(cond);
} else {
/*
* In the single user mode, the parent just discards
* the current association and service parameters and
* continues to listen to new requests
*/
fprintf(stderr,
"Iterative server failed to serve request\n");
clearAssociationKeyAndServiceParameters(cond);
continue; /* go to next iteration of main loop */
}
}
if (!singleUserMode) {
/* graceful exit by the child process (return status 0) */
exitApplication(SRV_NORMAL);
}
} else {
/*
* Parent has to drop the Association that was created for
* the child when an Association request arrived from the
* client. If this is not done, both the parent and the child
* are capable of receiving on the same association
*/
cond = DUL_DropAssociation(&association);
if (cond != DUL_NORMAL) {
exitApplication(cond);
}
/*
* Add information of the process to the list maintained by
* the parent
*/
(void) addChildProcess(&service, pid, &processList);
/*
* Now clear the service parameters so as to accept a new set
* of parameters on the association
*/
(void) DUL_ClearServiceParameters(&service);
printf("Parent ready to accept new request\n");
}
} else {
/*
* something went wrong accepting the next Association request
* Parent server issues an error message and continues to serve
* the next request
*/
fprintf(stderr, "!!!! Error getting next Request.\n");
fprintf(stderr, "Discarding this request\n");
COND_DumpConditions();
}
}
#ifdef MALLOC_DEBUG
malloc_verify(0);
malloc_shutdown();
#endif
return 0;
}
