fis-gtm/sr_port_cm/gvcmz_lksublist.c

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/****************************************************************
* *
* Copyright 2001, 2009 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#include "gtm_string.h"
#include "cmidef.h"
#include "hashtab_mname.h" /* needed for cmmdef.h */
#include "cmmdef.h"
#include "gdsroot.h"
#include "gtm_facility.h"
#include "fileinfo.h"
#include "gdsbt.h"
#include "gdsfhead.h"
#include "mlkdef.h"
#include "gvcmz.h"
#include "cmi.h"
#include "iosp.h"
#include "copy.h"
GBLREF unsigned char cmlk_num;
void gvcmz_lksublist(struct CLB *lnk)
{
mlk_pvtblk *lk_walk;
unsigned char *ptr, *list_len, *hdr, count, save_hdr;
unsigned short len, msg_len;
uint4 status;
hdr = ptr = lnk->mbf;
save_hdr = *hdr;
ptr += S_HDRSIZE + S_LAFLAGSIZE + 1;
list_len = ptr++;
count = 0;
msg_len = S_HDRSIZE + S_LAFLAGSIZE + 1 + 1;
lk_walk = ((link_info *)(lnk->usr))->netlocks;
while (lk_walk)
{
len = 1 + 1 + 1 + lk_walk->total_length; /* regnum + translev + subsc count + key */
if (msg_len + len + SIZEOF(len) >= lnk->mbl)
{
*hdr = CMMS_L_LKREQNODE;
*list_len = count;
lnk->cbl = msg_len;
status = cmi_write(lnk);
if (CMI_ERROR(status))
{
((link_info *)(lnk->usr))->neterr = TRUE;
gvcmz_error(CMMS_L_LKREQNODE, status);
return;
}
msg_len = S_HDRSIZE + S_LAFLAGSIZE + 1 + 1;
count = 0;
ptr = list_len + 1;
}
len = 1 + 1 + 1 + lk_walk->total_length; /* regnum + translev + subsc count + key */
CM_PUT_USHORT(ptr, len, ((link_info *)(lnk->usr))->convert_byteorder);
ptr += SIZEOF(unsigned short);
*ptr++ = lk_walk->region->cmx_regnum;
*ptr++ = lk_walk->translev;
assert(256 > lk_walk->subscript_cnt); /* else the assignment "*ptr++ = lk_walk->subscript_cnt" could be lossy */
*ptr++ = lk_walk->subscript_cnt;
memcpy(ptr, lk_walk->value, lk_walk->total_length);
ptr += lk_walk->total_length;
count++;
msg_len += len + SIZEOF(len);
lk_walk = lk_walk->next;
}
if (count)
{
*list_len = count;
lnk->cbl = msg_len;
}
*hdr = save_hdr;
}