void gtcm_cn_disc(omi_conn *cptr, omi_conn_ll *cll)
{
time_t end;
int i, nxact, nerrs;
int rc;
/* Cumulative statistics */
end = time((time_t *)0);
cll->st_cn.start += end - cptr->stats.start;
cll->st_cn.bytes_recv += cptr->stats.bytes_recv;
cll->st_cn.bytes_send += cptr->stats.bytes_send;
for (i = 0, nxact = 0; i < OMI_OP_MAX; i++)
{
cll->st_cn.xact[i] += cptr->stats.xact[i];
nxact += cptr->stats.xact[i];
}
for (i = 0, nerrs = 0; i < OMI_ER_MAX; i++)
{
cll->st_cn.errs[i] += cptr->stats.errs[i];
nerrs += cptr->stats.errs[i];
}
cll->stats.disc++;
if (cptr->state != OMI_ST_DISC)
cll->stats.clos++;
OMI_DBG_STMP;
OMI_DBG((omi_debug, "%s: connection %d to %s closed\n",
SRVR_NAME, cptr->stats.id, gtcm_hname(&cptr->stats.sin)));
OMI_DBG((omi_debug, "%s:\t%ld seconds connect time\n", SRVR_NAME, end - cptr->stats.start));
OMI_DBG((omi_debug, "%s:\t%d transactions\n", SRVR_NAME, nxact));
OMI_DBG((omi_debug, "%s:\t%d errors\n", SRVR_NAME, nerrs));
OMI_DBG((omi_debug, "%s:\t%d bytes recv'd\n", SRVR_NAME, cptr->stats.bytes_recv));
OMI_DBG((omi_debug, "%s:\t%d bytes sent\n", SRVR_NAME, cptr->stats.bytes_send));
#ifdef BSD_TCP
/* Close out the network connection */
CLOSEFILE_RESET(cptr->fd, rc); /* resets "cptr->fd" to FD_INVALID */
#endif /* defined(BSD_TCP) */
if (FD_INVALID != cptr->pklog)
CLOSEFILE_RESET(cptr->pklog, rc); /* resets "cptr->pklog" to FD_INVALID */
#ifdef GTCM_RC
if (cptr->of)
rc_oflow_fin(cptr->of);
#endif /* defined(GTCM_RC) */
/* Release locks held on this connection */
omi_prc_unla(cptr, cptr->buff, cptr->buff, cptr->buff);
/* Release the buffer and connection structure */
free(cptr->buff);
free(cptr);
return;
}
/* On OSF/1 (Digital Unix), pointers are 64 bits wide; the only exception to this is C programs for which one may
* specify compiler and link editor options in order to use (and allocate) 32-bit pointers. However, since C is
* the only exception and, in particular because the operating system does not support such an exception, the argv
* array passed to the main program is an array of 64-bit pointers. Thus the C program needs to declare argv[]
* as an array of 64-bit pointers and needs to do the same for any pointer it sets to an element of argv[].
*/
void gtcm_init(int argc, char_ptr_t argv[])
{
char *ptr;
struct sigaction ignore, act;
void get_page_size();
int pid;
char msg[256];
int save_errno, maxfds;
/* Disassociate from the rest of the universe */
get_page_size();
gtm_wcswidth_fnptr = gtm_wcswidth;
# ifndef GTCM_DEBUG_NOBACKGROUND
FORK(pid);
if (0 > pid)
{
save_errno = errno;
SPRINTF(msg, "Unable to detach %s from controlling tty", SRVR_NAME);
gtcm_rep_err(msg, save_errno);
EXIT(-1);
}
else if (0 < pid)
EXIT(0);
(void) setpgrp();
# endif
/* Initialize logging */
omi_pid = getpid();
/* Initialize signals */
sigemptyset(&act.sa_mask);
act.sa_flags = 0;
ignore = act;
ignore.sa_handler = SIG_IGN;
act.sa_handler = (void (*)()) gtcm_term;
(void) sigaction(SIGTERM, &act, 0);
act.sa_handler = (void (*)()) gtcm_dmpstat;
(void) sigaction(SIGUSR1, &act, 0);
(void) sigaction(SIGUSR2, &ignore, 0);
(void) sigaction(SIGALRM, &ignore, 0);
(void) sigaction(SIGPIPE, &ignore, 0);
(void) sigaction(SIGINT, &ignore, 0);
# ifdef GTCM_RC
act.sa_handler = gtcm_fail;
act.sa_flags = SA_RESETHAND;
/* restore signal handler to default action upon receipt
of signal */
(void) sigaction(SIGSEGV, &act, 0);
(void) sigaction(SIGBUS, &act, 0);
(void) sigaction(SIGILL, &act, 0);
(void) sigaction(SIGTRAP, &act, 0);
(void) sigaction(SIGABRT, &act, 0);
# ifndef __linux__
(void) sigaction(SIGEMT, &act, 0);
(void) sigaction(SIGSYS, &act, 0);
# endif
# endif
/* Initialize the process flags */
if (0 != gtcm_prsopt(argc, argv))
EXIT(-1);
/* Write down pid into log file */
OMI_DBG((omi_debug, "GTCM_SERVER pid : %d\n", omi_pid));
/* Initialize history mechanism */
if (history)
{
init_hist();
act.sa_handler = (void (*)())dump_rc_hist;
act.sa_flags = 0;
(void) sigaction(SIGUSR2, &act, 0);
}
/* Initialize the DBMS */
licensed = TRUE;
getjobnum();
getzdir();
if ((maxfds = getmaxfds()) < 0)
{
gtcm_rep_err("Unable to get system resource limits", errno);
EXIT(errno);
}
assert(SIZEOF(gtcm_ast_avail) == 2); /* check that short is size 2 bytes as following code relies on that */
gtcm_ast_avail = (maxfds > MAXINT2) ? MAXINT2 : maxfds;
stp_init(STP_INITSIZE);
rts_stringpool = stringpool;
curr_pattern = pattern_list = &mumps_pattern;
pattern_typemask = mumps_pattern.typemask;
INVOKE_INIT_SECSHR_ADDRS;
initialize_pattern_table();
/* Preallocate some timer blocks. */
prealloc_gt_timers();
gt_timers_add_safe_hndlrs();
/* Moved to omi_gvextnam, omi_lkextnam */
/* gvinit(); */
return;
}
int omi_prc_conn(omi_conn *cptr, char *xend, char *buff, char *bend)
{
omi_si si, eightbit, chartran, ss_len, ext_cnt;
omi_li li_min, li_max, ext;
uns_short li_val;
int len, i;
char *bptr, *eptr;
char *ag_name, *ag_pass, *s;
bptr = buff;
/* Version numbers */
OMI_SI_READ(&si, cptr->xptr);
if (si.value != OMI_PROTO_MAJOR)
return -OMI_ER_SE_VRSNOTSUPP;
OMI_SI_WRIT(OMI_PROTO_MAJOR, bptr);
/* XXX minor version numbers */
OMI_SI_READ(&si, cptr->xptr);
OMI_SI_WRIT(OMI_PROTO_MINOR, bptr);
/* Minimum and maximum parameters */
/* Data */
OMI_LI_READ(&li_min, cptr->xptr);
if (OMI_MAX_DATA < li_min.value)
{
cptr->state = OMI_ST_CLOS;
return -OMI_ER_SE_LENMIN;
}
OMI_LI_READ(&li_max, cptr->xptr);
li_val = MIN(li_max.value, OMI_MAX_DATA);
OMI_LI_WRIT(li_val, bptr);
/* Subscript */
OMI_LI_READ(&li_min, cptr->xptr);
if (OMI_MAX_SUBSCR < li_min.value)
{
cptr->state = OMI_ST_CLOS;
return -OMI_ER_SE_LENMIN;
}
OMI_LI_READ(&li_max, cptr->xptr);
li_val = MIN(li_max.value, OMI_MAX_SUBSCR);
OMI_LI_WRIT(li_val, bptr);
/* Reference */
OMI_LI_READ(&li_min, cptr->xptr);
if (OMI_MAX_REF < li_min.value)
{
cptr->state = OMI_ST_CLOS;
return -OMI_ER_SE_LENMIN;
}
OMI_LI_READ(&li_max, cptr->xptr);
li_val = MIN(li_max.value, OMI_MAX_REF);
OMI_LI_WRIT(li_val, bptr);
/* Message */
OMI_LI_READ(&li_min, cptr->xptr);
if (cptr->bsiz < li_min.value)
{
cptr->state = OMI_ST_CLOS;
return -OMI_ER_SE_LENMIN;
}
OMI_LI_READ(&li_max, cptr->xptr);
li_val = MIN(li_max.value, cptr->bsiz);
OMI_LI_WRIT(li_val, bptr);
/* Oustanding */
OMI_LI_READ(&li_min, cptr->xptr);
if (1 < li_min.value)
{
cptr->state = OMI_ST_CLOS;
return -OMI_ER_SE_LENMIN;
}
OMI_LI_READ(&li_max, cptr->xptr);
li_val = MIN(li_max.value, 1);
OMI_LI_WRIT(li_val, bptr);
/* Other parameters */
OMI_SI_READ(&eightbit, cptr->xptr);
OMI_SI_WRIT(eightbit.value, bptr);
OMI_SI_READ(&chartran, cptr->xptr);
OMI_SI_WRIT(chartran.value, bptr);
/* Bounds checking */
if (cptr->xptr > xend || bptr >= bend)
return -OMI_ER_PR_INVMSGFMT;
/* Implementation ID (in) */
OMI_SI_READ(&ss_len, cptr->xptr);
cptr->xptr += ss_len.value;
/* Agent name (in) */
OMI_SI_READ(&ss_len, cptr->xptr);
if ((ag_name = (char *) malloc(ss_len.value + 1)) == NULL)
{
OMI_DBG((omi_debug, "%s: memory allocation error (insufficient resources) while\n", SRVR_NAME));
OMI_DBG((omi_debug, "processing connect request from connection %d, %s.\n",
cptr->stats.id, gtcm_hname(&cptr->stats.ai)));
return -OMI_ER_DB_UNRECOVER;
}
assert(ss_len.value < MAX_USER_NAME && ss_len.value > 0);
memcpy(ag_name, cptr->xptr, ss_len.value);
ag_name[ss_len.value] = '\0';
strcpy(cptr->ag_name, ag_name);
cptr->xptr += ss_len.value;
/* Agent password (in) */
OMI_SI_READ(&ss_len, cptr->xptr);
if ((ag_pass = (char *) malloc(ss_len.value + 1)) == NULL)
{
OMI_DBG((omi_debug, "%s: memory allocation error (insufficient resources) while\n", SRVR_NAME));
OMI_DBG((omi_debug, "processing connect request from connection %d, %s.\n",
cptr->stats.id, gtcm_hname(&cptr->stats.ai)));
return -OMI_ER_DB_UNRECOVER;
}
memcpy(ag_pass, cptr->xptr, ss_len.value);
ag_pass[ss_len.value] = '\0';
cptr->xptr += ss_len.value;
/* No support for authentication on SCO, Linux, Cygwin, or z/OS at the moment...*/
#if !(defined(SCO) || defined(__linux__) || defined(__CYGWIN__) || defined(__MVS__))
if (authenticate) /* verify password and user name */
{
#ifdef SHADOWPW
struct spwd *spass, *getspnam();
struct stat buf;
#endif
struct passwd *pass;
char *pw, *syspw;
/* lowercase agent name */
for(s = ag_name; *s; s++)
if (ISUPPER_ASCII(*s))
*s = TOLOWER(*s);
#ifdef SHADOWPW
if (!Stat("/etc/shadow", &buf))
{
if ((spass = getspnam(ag_name)) == NULL)
{
if (errno)
{
OMI_DBG((omi_debug, "%s: error opening /etc/shadow for input\n",
SRVR_NAME, ag_name));
PERROR("/etc/shadow");
return -OMI_ER_DB_USERNOAUTH;
}
OMI_DBG((omi_debug, "%s: user %s not found in /etc/shadow\n",
SRVR_NAME, ag_name));
return -OMI_ER_DB_USERNOAUTH;
}
syspw = spass->sp_pwdp;
} else if ((pass = getpwnam(ag_name)) == NULL)
{
OMI_DBG((omi_debug, "%s: user %s not found in /etc/passwd\n",
SRVR_NAME, ag_name));
return -OMI_ER_DB_USERNOAUTH;
} else
syspw = pass->pw_passwd;
#else /* ndef SHADOWPW */
if ((pass = getpwnam(ag_name)) == NULL)
{
OMI_DBG((omi_debug, "%s: user %s not found in /etc/passwd\n",
SRVR_NAME, ag_name));
return -OMI_ER_DB_USERNOAUTH;
} else
syspw = pass->pw_passwd;
#endif /* SHADOWPW */
pw = (char *) crypt(ag_pass, syspw);
if (strcmp(pw, syspw) != 0)
{
OMI_DBG((omi_debug, "%s: login attempt for user %s failed.\n",
SRVR_NAME, ag_name));
return -OMI_ER_DB_USERNOAUTH;
}
}
#endif /* SCO or linux or cygwin or z/OS */
/* Server name (in) */
OMI_SI_READ(&ss_len, cptr->xptr);
cptr->xptr += ss_len.value;
/* Implementation ID (out) */
len = SIZEOF(GTM_RELEASE_NAME) - 1;
OMI_SI_WRIT(len, bptr);
(void) memcpy(bptr, GTM_RELEASE_NAME, len);
bptr += len;
/* Server name (out) */
OMI_SI_WRIT(0, bptr);
/* Server password (out) */
OMI_SI_WRIT(0, bptr);
/* Bounds checking */
if (cptr->xptr > xend || bptr >= bend)
return -OMI_ER_PR_INVMSGFMT;
/* Extensions (in) -- count through them */
OMI_SI_READ(&ext_cnt, cptr->xptr);
for (i = 0; i < ext_cnt.value; i++)
{
OMI_LI_READ(&ext, cptr->xptr);
cptr->exts |= (1 << (ext.value - 1));
}
/* Mask off extensions we don't support */
cptr->exts &= OMI_EXTENSIONS;
/* Negotiate extension combinations */
if (cptr->exts & OMI_XTF_RC && cptr->exts & OMI_XTF_BUNCH)
cptr->exts &= ~OMI_XTF_BUNCH;
#ifdef GTCM_RC
if (cptr->exts & OMI_XTF_RC)
cptr->of = rc_oflow_alc();
#endif /* defined(GTCM_RC) */
/* Extensions (out) */
eptr = bptr;
bptr += OMI_SI_SIZ;
i = 0;
if (cptr->exts & OMI_XTF_BUNCH)
{
OMI_LI_WRIT(OMI_XTN_BUNCH, bptr);
i++;
}
if (cptr->exts & OMI_XTF_GGR)
{
OMI_LI_WRIT(OMI_XTN_GGR, bptr);
i++;
}
if (cptr->exts & OMI_XTF_NEWOP)
{
OMI_LI_WRIT(OMI_XTN_NEWOP, bptr);
i++;
}
if (cptr->exts & OMI_XTF_RC)
{
OMI_LI_WRIT(OMI_XTN_RC, bptr);
i++;
}
/* Number of extensions */
OMI_SI_WRIT(i, eptr);
/* Bounds checking */
if (cptr->xptr > xend || bptr >= bend)
return -OMI_ER_PR_INVMSGFMT;
/* Change the state of the connection */
cptr->state = OMI_ST_CONN;
return (int)(bptr - buff);
}
void gtcm_pktdmp(char *ptr, int length, char *msg)
{
char *end;
char *chr;
int buf[5];
int len;
int j;
int offset = 0;
static int fileID = 0;
char tbuf[16];
char fileName[256];
time_t ctim;
struct tm *ltime;
FILE *fp;
char *gtm_dist;
ctim = time(0);
GTM_LOCALTIME(ltime, &ctim);
SPRINTF(tbuf, "%02d%02d%02d%02d",ltime->tm_mon + 1,ltime->tm_mday,
ltime->tm_hour,ltime->tm_min);
if (gtm_dist=getenv("gtm_dist"))
{
char subdir[256];
struct stat buf;
/* check for the subdirectory $gtm_dist/log/<omi_service>
* If the subdirectory exists, place the log file there.
* Otherwise...place the file in $gtm_dist/log.
*/
SPRINTF(subdir,"%s/log/%s", gtm_dist, omi_service);
if (stat(subdir,&buf) == 0
&& S_ISDIR(buf.st_mode))
{
SPRINTF(fileName,"%s/%s_%s.%d", subdir, omi_service,
tbuf, fileID++);
}
else
{
SPRINTF(fileName,"%s/log/%s_%s.%d", gtm_dist, omi_service,
tbuf, fileID++);
}
}
else
SPRINTF(fileName,"/usr/tmp/%s_%s.%d", omi_service,
tbuf, fileID++);
#ifdef __MVS__
if (-1 == gtm_zos_create_tagged_file(fileName, TAG_EBCDIC))
{
FPRINTF(stderr,"Could not create and tag new packet dump file (%s).\n", fileName);
perror(fileName);
}
#endif
fp = fopen(fileName, "w");
if (fp == NULL)
{
FPRINTF(stderr,"Could not open packet dump file (%s).\n", fileName);
perror(fileName);
return;
}
OMI_DBG((omi_debug, "%s\n", msg));
OMI_DBG((omi_debug, "Log dumped to %s.\n", fileName));
FPRINTF(fp,"%s\n", msg);
buf[4] = '\0';
end = ptr + length;
chr = (char *)buf;
while (ptr < end) {
fputc('\t', fp);
if ((len = (int)(end - ptr)) > 16)
len = 16;
memcpy(chr, ptr, len);
ptr += len;
offset += len;
for (j = len; j < 16; j++)
chr[j] = '\0';
for (j = 0; j < 4; j++)
FPRINTF(fp,"%08x ", buf[j]);
for (j = 0; j < 16; j++)
if (j >= len)
chr[j] = ' ';
else if (chr[j] < 32 || chr[j] > 126)
chr[j] = '.';
FPRINTF(fp,"%16s %x\n", chr, offset);
}
FFLUSH(fp);
fclose(fp);
}
int gtcm_bgn_net(omi_conn_ll *cll)
{
extern int4 omi_nxact, omi_nerrs, omi_brecv, omi_bsent;
omi_fd fd;
int i;
int save_errno;
int rc;
#ifdef NET_TCP
struct servent *se;
unsigned short port;
char port_buffer[NI_MAXSERV];
#endif /* defined(NET_TCP) */
#ifdef BSD_TCP
struct addrinfo *ai_ptr, hints;
const boolean_t reuseaddr = TRUE;
int errcode;
#else /* defined(BSD_TCP) */
#ifdef SYSV_TCP
struct t_bind *bind;
#endif /* defined(SYSV_TCP) */
#endif /* !defined(BSD_TCP) */
/* The linked list of connections */
cll->head = cll->tail = (omi_conn *)0;
/* The statistics */
cll->stats.conn = cll->stats.clos = cll->stats.disc = 0;
cll->st_cn.bytes_recv = 0;
cll->st_cn.bytes_send = 0;
cll->st_cn.start = 0;
for (i = 0; i < OMI_OP_MAX; i++)
cll->st_cn.xact[i] = 0;
for (i = 0; i < OMI_ER_MAX; i++)
cll->st_cn.errs[i] = 0;
omi_nxact = omi_nerrs = omi_brecv = omi_bsent = 0;
/* Fall back on a compile time constant */
if (!omi_service)
omi_service = SRVC_NAME;
#ifdef NET_TCP
/* NET_TCP is defined only when BSD_TCP is defined or SYSV_TCP is defined, but SYSV_TCP is never defined (a bug?)
* so we move the code of obtaining port information from service down to #ifdef BSD_TCP
*/
#ifdef SYSV_TCP
GTMASSERT;
#endif
#endif /* defined(NET_TCP) */
#ifdef BSD_TCP
/* Create a socket always tries IPv6 first */
SERVER_HINTS(hints, ((GTM_IPV6_SUPPORTED && !ipv4_only) ? AF_INET6 : AF_INET));
if ((fd = socket(hints.ai_family, SOCK_STREAM, 0)) < 0)
{
if ((fd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
{
save_errno = errno;
return save_errno;
}
hints.ai_family = AF_INET;
}
/* Bind an address to the socket */
if (0 != (errcode = getaddrinfo(NULL, omi_service, &hints, &ai_ptr)))
{
RTS_ERROR_ADDRINFO(NULL, ERR_GETADDRINFO, errcode);
return errcode;
}
if (ISDIGIT_ASCII(*omi_service))
port = atoi(omi_service);
else
{
if (0 != (errcode = getnameinfo(ai_ptr->ai_addr, ai_ptr->ai_addrlen, NULL, 0, port_buffer,
NI_MAXSERV, NI_NUMERICSERV)))
{
assert(FALSE);
RTS_ERROR_ADDRINFO(NULL, ERR_GETNAMEINFO, errcode);
return errcode;
}
port = atoi(port_buffer);
}
/* Reuse a specified address */
if (port && setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const void *)&reuseaddr, SIZEOF(reuseaddr)) < 0)
{
save_errno = errno;
CLOSEFILE_RESET(fd, rc); /* resets "fd" to FD_INVALID */
return save_errno;
}
if (bind(fd, ai_ptr->ai_addr, ai_ptr->ai_addrlen) < 0)
{
save_errno = errno;
CLOSEFILE_RESET(fd, rc); /* resets "fd" to FD_INVALID */
return save_errno;
}
/* Initialize the listen queue */
if (listen(fd, 5) < 0)
{
save_errno = errno;
CLOSEFILE_RESET(fd, rc); /* resets "fd" to FD_INVALID */
return save_errno;
}
/* set up raw socket for use with pinging option */
if (ping_keepalive)
psock = init_ping();
/* Store the file descriptor away for use later */
cll->nve = fd;
OMI_DBG_STMP;
OMI_DBG((omi_debug, "%s: socket registered at port %d\n", SRVR_NAME, (int)port));
#ifdef GTCM_RC
OMI_DBG((omi_debug, "RC server ID %d, Process ID %d\n", rc_server_id, omi_pid));
#endif
if (authenticate)
OMI_DBG((omi_debug, "Password verification on OMI connections enabled.\n"));
if (!one_conn_per_inaddr)
OMI_DBG((omi_debug, "Multiple connections from the same internet address allowed.\n"));
if (psock > 0)
OMI_DBG((omi_debug, "Keepalive option (-ping) enabled.\n"));
return 0;
#else /* defined(BSD_TCP) */
#ifdef SYSV_TCP
GTMASSERT;
if ((fd = t_open(SYSV_TCP, O_RDWR, NULL)) < 0)
{
save_errno = errno;
return save_errno;
}
if (!(bind = (struct t_bind *)t_alloc(fd, T_BIND, T_ALL)))
{
save_errno = errno;
(void) t_close(fd);
return save_errno;
}
bind->qlen = 5;
bind->addr.len = 0;
bind->addr.buf = 0;
if (t_bind(fd, bind, bind) < 0)
{
save_errno = errno;
(void) t_free(bind, T_BIND);
(void) t_close(fd);
return save_errno;
}
/* Store the file descriptor away for use later */
cll->nve = fd;
OMI_DBG_STMP;
OMI_DBG((omi_debug, "%s: socket registered at port %d\n", SRVR_NAME, (int)port));
#ifdef GTCM_RC
OMI_DBG((omi_debug, "RC server ID %d\n", rc_server_id));
#endif
return 0;
#else /* defined(SYSV_TCP) */
cll->nve = FD_INVALID;
return -1;
#endif /* !defined(SYSV_TCP) */
#endif /* !defined(BSD_TCP) */
}
int gtcm_cn_acpt(omi_conn_ll *cll, int now) /* now --> current time in seconds */
{
int i;
omi_conn *cptr;
omi_fd fd;
int rc;
char *tmp_time;
#ifdef BSD_TCP
GTM_SOCKLEN_TYPE sln;
struct sockaddr_storage sas;
int optsize;
const boolean_t keepalive = TRUE;
/* Accept the connection from the network layer */
sln = SIZEOF(sas);
if ((fd = accept(cll->nve, (struct sockaddr *)&sas, (GTM_SOCKLEN_TYPE *)&sln)) < 0)
return -1;
#endif /* defined(BSD_TCP) */
/* Build the client data structure */
if (!(cptr = (omi_conn *)malloc(SIZEOF(omi_conn))) || !(cptr->buff = (char *)malloc(OMI_BUFSIZ)))
{
if (cptr)
free(cptr);
CLOSEFILE_RESET(fd, rc); /* resets "fd" to FD_INVALID */
return -1;
}
/* Initialize the connection structure */
cptr->next = (omi_conn *)0;
cptr->fd = fd;
cptr->ping_cnt = 0;
cptr->timeout = now + conn_timeout;
cptr->bsiz = OMI_BUFSIZ;
cptr->bptr = cptr->buff;
cptr->xptr = (char *)0;
cptr->blen = 0;
cptr->exts = 0;
cptr->state = OMI_ST_DISC;
cptr->ga = (ga_struct *)0; /* struct gd_addr_struct */
cptr->of = (oof_struct *) malloc(SIZEOF(struct rc_oflow));
memset(cptr->of, 0, SIZEOF(struct rc_oflow));
cptr->pklog = FD_INVALID;
/* Initialize the statistics */
memcpy(&cptr->stats.sas, &sas, sln);
cptr->stats.ai.ai_addr = (struct sockaddr *)&cptr->stats.sas;
cptr->stats.ai.ai_addrlen = sln;
cptr->stats.bytes_recv = 0;
cptr->stats.bytes_send = 0;
cptr->stats.start = time((time_t *)0);
for (i = 0; i < OMI_OP_MAX; i++)
cptr->stats.xact[i] = 0;
for (i = 0; i < OMI_ER_MAX; i++)
cptr->stats.errs[i] = 0;
/* if we only allowing one connection per internet address, close any existing ones with the same addr. */
if (one_conn_per_inaddr)
{
omi_conn *this, *prev;
for (prev = NULL, this = cll->head; this; prev = this, this = this->next)
{
if (0 == memcmp((sockaddr_ptr)(&this->stats.sas), (sockaddr_ptr)&sas, sln))
{
if (cll->tail == this)
cll->tail = cptr;
if (prev)
prev->next = cptr;
else
cll->head = cptr;
cptr->next = this->next;
OMI_DBG_STMP;
OMI_DBG((omi_debug, "%s: dropping old connection to %s\n",
SRVR_NAME, gtcm_hname(&cptr->stats.ai)));
gtcm_cn_disc(this, cll);
break;
}
}
/* not found - add to the end of the list */
if (!this)
{
if (cll->tail)
{
cll->tail->next = cptr;
cll->tail = cptr;
} else
cll->head = cll->tail = cptr;
}
} else
{
/* Insert the client into the list of connections */
if (cll->tail)
{
cll->tail->next = cptr;
cll->tail = cptr;
} else
cll->head = cll->tail = cptr;
}
cptr->stats.id = ++cll->stats.conn;
DEBUG_ONLY(
if (omi_pklog)
{
int errno_save;
char pklog[1024];
(void)SPRINTF(pklog, "%s.%04d", omi_pklog, cptr->stats.id);
if (INV_FD_P((cptr->pklog = OPEN3(pklog, O_WRONLY|O_CREAT|O_APPEND|O_TRUNC, 0644))))
{
errno_save = errno;
OMI_DBG_STMP;
OMI_DBG((omi_debug, "%s: unable to open packet log \"%s\"\n\t%s\n",
SRVR_NAME, pklog, STRERROR(errno_save)));
}
}
)
short rc_fnd_file(rc_xdsid *xdsid)
{
gv_namehead *g;
short dsid, node;
gd_binding *map;
char buff[1024], *cp, *cp1;
mstr fpath1, fpath2;
mval v;
int i, keysize;
int len, node2;
GET_SHORT(dsid, &xdsid->dsid.value);
GET_SHORT(node, &xdsid->node.value);
if (!dsid_list)
{
/* open special database, set up entry */
dsid_list = (rc_dsid_list *)malloc(SIZEOF(rc_dsid_list));
dsid_list->dsid = RC_NSPACE_DSID;
dsid_list->next = NULL;
fpath1.addr = RC_NSPACE_PATH;
fpath1.len = SIZEOF(RC_NSPACE_PATH);
if (SS_NORMAL != TRANS_LOG_NAME(&fpath1, &fpath2, buff, SIZEOF(buff), do_sendmsg_on_log2long))
{
char msg[256];
SPRINTF(msg, "Invalid DB filename, \"%s\"", fpath1.addr);
gtcm_rep_err(msg, errno);
return RC_BADFILESPEC;
}
if (fpath2.len > MAX_FN_LEN)
return RC_BADFILESPEC;
dsid_list->fname = (char *)malloc(fpath2.len + 1);
memcpy(dsid_list->fname, fpath2.addr, fpath2.len);
*((char*)(dsid_list->fname + fpath2.len)) = 0;
gv_cur_region = (gd_region *)malloc(SIZEOF(gd_region));
memset(gv_cur_region, 0, SIZEOF(gd_region));
gv_cur_region->dyn.addr = (gd_segment *)malloc(SIZEOF(gd_segment));
memset(gv_cur_region->dyn.addr, 0, SIZEOF(gd_segment));
memcpy(gv_cur_region->dyn.addr->fname, fpath2.addr, fpath2.len);
gv_cur_region->dyn.addr->fname_len = fpath2.len;
gv_cur_region->dyn.addr->acc_meth = dba_bg;
ESTABLISH_RET(rc_fnd_file_ch1, RC_SUCCESS);
gvcst_init(gv_cur_region);
REVERT;
change_reg();
/* check to see if this DB has the reserved bytes field set
* correctly. Global pages must always have some extra unused
* space left in them (RC_RESERVED bytes) so that the page
* will fit into the client buffer when unpacked by the
* client.
*/
if (cs_data->reserved_bytes < RC_RESERVED)
{
OMI_DBG((omi_debug,
"Unable to access database file: \"%s\"\nReserved_bytes field in the file header is too small for GT.CM\n",
fpath2.addr));
free(dsid_list->fname);
dsid_list->fname = NULL;
free(dsid_list);
dsid_list = NULL;
free(gv_cur_region->dyn.addr);
gv_cur_region->dyn.addr = NULL;
free(gv_cur_region);
gv_cur_region = NULL;
return RC_FILEACCESS;
}
gv_keysize = DBKEYSIZE(gv_cur_region->max_key_size);
GVKEY_INIT(gv_currkey, gv_keysize);
GVKEY_INIT(gv_altkey, gv_keysize);
cs_addrs->dir_tree = (gv_namehead *)malloc(SIZEOF(gv_namehead) + 2 * SIZEOF(gv_key) + 3 * (gv_keysize - 1));
g = cs_addrs->dir_tree;
g->first_rec = (gv_key*)(g->clue.base + gv_keysize);
g->last_rec = (gv_key*)(g->first_rec->base + gv_keysize);
g->clue.top = g->last_rec->top = g->first_rec->top = gv_keysize;
g->clue.prev = g->clue.end = 0;
g->root = DIR_ROOT;
dsid_list->gda = (gd_addr*)malloc(SIZEOF(gd_addr) + 3 * SIZEOF(gd_binding));
dsid_list->gda->n_maps = 3;
dsid_list->gda->n_regions = 1;
dsid_list->gda->n_segments = 1;
dsid_list->gda->maps = (gd_binding*)((char*)dsid_list->gda + SIZEOF(gd_addr));
dsid_list->gda->max_rec_size = gv_cur_region->max_rec_size;
map = dsid_list->gda->maps;
map ++;
memset(map->name, 0, SIZEOF(map->name));
map->name[0] = '%';
map->reg.addr = gv_cur_region;
map++;
map->reg.addr = gv_cur_region;
memset(map->name, -1, SIZEOF(map->name));
dsid_list->gda->tab_ptr = (hash_table_mname *)malloc(SIZEOF(hash_table_mname));
init_hashtab_mname(dsid_list->gda->tab_ptr, 0, HASHTAB_NO_COMPACT, HASHTAB_NO_SPARE_TABLE);
change_reg();
if (rc_overflow->top < cs_addrs->hdr->blk_size)
{
if (rc_overflow->buff)
free(rc_overflow->buff);
rc_overflow->top = cs_addrs->hdr->blk_size;
rc_overflow->buff = (char*)malloc(rc_overflow->top);
if (rc_overflow_size < rc_overflow->top)
rc_overflow_size = rc_overflow->top;
}
}
for (fdi_ptr = dsid_list; fdi_ptr && (fdi_ptr->dsid != dsid); fdi_ptr = fdi_ptr->next)
;
if (!fdi_ptr)
{ /* need to open new database, add to list, set fdi_ptr */
gd_header = dsid_list->gda;
gv_currkey->end = 0;
v.mvtype = MV_STR;
v.str.len = RC_NSPACE_GLOB_LEN-1;
v.str.addr = RC_NSPACE_GLOB;
GV_BIND_NAME_AND_ROOT_SEARCH(gd_header, &v.str);
if (!gv_target->root) /* No namespace global */
return RC_UNDEFNAMSPC;
v.mvtype = MV_STR;
v.str.len = SIZEOF(RC_NSPACE_DSI_SUB)-1;
v.str.addr = RC_NSPACE_DSI_SUB;
mval2subsc(&v,gv_currkey);
node2 = node;
MV_FORCE_MVAL(&v,node2);
mval2subsc(&v,gv_currkey);
i = dsid / 256;
MV_FORCE_MVAL(&v,i);
mval2subsc(&v,gv_currkey);
if (gvcst_get(&v))
return RC_UNDEFNAMSPC;
for (cp = v.str.addr, i = 1; i < RC_FILESPEC_PIECE; i++)
for (; *cp++ != RC_FILESPEC_DELIM; )
;
for (cp1 = cp; *cp1++ != RC_FILESPEC_DELIM; )
;
cp1--;
len = (int)(cp1 - cp);
if (len > MAX_FN_LEN)
return RC_BADFILESPEC;
fdi_ptr = (rc_dsid_list *)malloc(SIZEOF(rc_dsid_list));
fdi_ptr->fname = (char *)malloc(len+1);
fdi_ptr->dsid = dsid;
memcpy(fdi_ptr->fname, cp, len);
*(fdi_ptr->fname + (len)) = 0;
gv_cur_region = (gd_region *)malloc(SIZEOF(gd_region));
memset(gv_cur_region, 0, SIZEOF(gd_region));
gv_cur_region->dyn.addr = (gd_segment *)malloc(SIZEOF(gd_segment));
memset(gv_cur_region->dyn.addr, 0, SIZEOF(gd_segment));
memcpy(gv_cur_region->dyn.addr->fname, cp, len);
gv_cur_region->dyn.addr->fname_len = len;
gv_cur_region->dyn.addr->acc_meth = dba_bg;
ESTABLISH_RET(rc_fnd_file_ch2, RC_SUCCESS);
gvcst_init(gv_cur_region);
REVERT;
change_reg();
/* check to see if this DB has the reserved bytes field set
* correctly. Global pages must always have some extra unused
* space left in them (RC_RESERVED bytes) so that the page
* will fit into the client buffer when unpacked by the
* client.
*/
if (cs_data->reserved_bytes < RC_RESERVED)
{
OMI_DBG((omi_debug,
"Unable to access database file: \"%s\"\nReserved_bytes field in the file header is too small for GT.CM\n",
fdi_ptr->fname));
free(dsid_list->fname);
dsid_list->fname = NULL;
free(dsid_list);
dsid_list = NULL;
free(gv_cur_region->dyn.addr);
gv_cur_region->dyn.addr = NULL;
free(gv_cur_region);
gv_cur_region = NULL;
return RC_FILEACCESS;
}
assert(!cs_addrs->hold_onto_crit); /* this ensures we can safely do unconditional grab_crit and rel_crit */
grab_crit(gv_cur_region);
cs_data->rc_srv_cnt++;
if (!cs_data->dsid)
{
cs_data->dsid = dsid;
cs_data->rc_node = node;
} else if (cs_data->dsid != dsid || cs_data->rc_node != node)
{
cs_data->rc_srv_cnt--;
rel_crit(gv_cur_region);
OMI_DBG((omi_debug, "Dataset ID/RC node mismatch"));
OMI_DBG((omi_debug, "DB file: \"%s\"\n", dsid_list->fname));
OMI_DBG((omi_debug, "Stored DSID: %d\tRC Node: %d\n", cs_data->dsid, cs_data->rc_node));
OMI_DBG((omi_debug, "RC Rq DSID: %d\tRC Node: %d\n", dsid,node));
free(fdi_ptr->fname);
fdi_ptr->fname = NULL;
free(fdi_ptr);
fdi_ptr = NULL;
free(gv_cur_region->dyn.addr);
gv_cur_region->dyn.addr = NULL;
free(gv_cur_region);
gv_cur_region = NULL;
return RC_FILEACCESS;
}
rel_crit(gv_cur_region);
keysize = DBKEYSIZE(gv_cur_region->max_key_size);
GVKEYSIZE_INCREASE_IF_NEEDED(keysize);
cs_addrs->dir_tree = (gv_namehead *)malloc(SIZEOF(gv_namehead) + 2 * SIZEOF(gv_key) + 3 * (keysize - 1));
g = cs_addrs->dir_tree;
g->first_rec = (gv_key*)(g->clue.base + keysize);
g->last_rec = (gv_key*)(g->first_rec->base + keysize);
g->clue.top = g->last_rec->top = g->first_rec->top = keysize;
g->clue.prev = g->clue.end = 0;
g->root = DIR_ROOT;
fdi_ptr->gda = (gd_addr*)malloc(SIZEOF(gd_addr) + 3 * SIZEOF(gd_binding));
fdi_ptr->gda->n_maps = 3;
fdi_ptr->gda->n_regions = 1;
fdi_ptr->gda->n_segments = 1;
fdi_ptr->gda->maps = (gd_binding*)((char*)fdi_ptr->gda + SIZEOF(gd_addr));
fdi_ptr->gda->max_rec_size = gv_cur_region->max_rec_size;
map = fdi_ptr->gda->maps;
map ++;
memset(map->name, 0, SIZEOF(map->name));
map->name[0] = '%';
map->reg.addr = gv_cur_region;
map++;
map->reg.addr = gv_cur_region;
memset(map->name, -1, SIZEOF(map->name));
fdi_ptr->gda->tab_ptr = (hash_table_mname *)malloc(SIZEOF(hash_table_mname));
init_hashtab_mname(fdi_ptr->gda->tab_ptr, 0, HASHTAB_NO_COMPACT, HASHTAB_NO_SPARE_TABLE);
fdi_ptr->next = dsid_list->next;
dsid_list->next = fdi_ptr;
}
gv_cur_region = fdi_ptr->gda->maps[1].reg.addr;
change_reg();
if (rc_overflow->top < cs_addrs->hdr->blk_size)
{
if (rc_overflow->buff)
free(rc_overflow->buff);
rc_overflow->top = cs_addrs->hdr->blk_size;
rc_overflow->buff = (char*)malloc(rc_overflow->top);
if (rc_overflow_size < rc_overflow->top)
rc_overflow_size = rc_overflow->top;
}
if (!rc_overflow -> top)
{
rc_overflow -> top = rc_overflow_size;
rc_overflow->buff = (char *)malloc(rc_overflow->top);
}
gd_header = fdi_ptr->gda;
return RC_SUCCESS;
}
