fis-gtm/sr_unix/zlmov_lnames.c

47 lines
1.6 KiB
C

/****************************************************************
* *
* Copyright 2001, 2007 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 <string.h>
#include <rtnhdr.h>
#ifdef USHBIN_SUPPORTED
void zlmov_lnames(rhdtyp *hdr)
{
lab_tabent *lab_ent, *lab_bot, *lab_top;
uint4 size;
char *lab_ptr;
lab_bot = hdr->labtab_adr;
lab_top = hdr->labtab_adr + hdr->labtab_len;
size = 0;
assert(NULL != lab_bot && 0 == lab_bot->lab_name.len); /* The first label is null label */
for (lab_ent = lab_bot + 1; lab_ent < lab_top; lab_ent++)
{
assert(lab_ent->lab_name.addr >= (char *)hdr->literal_text_adr &&
lab_ent->lab_name.addr < (char *)(hdr->literal_text_adr + hdr->literal_text_len));
size += lab_ent->lab_name.len;
}
lab_ptr = (char *)malloc(size);
/* Store the pointer to malloc'd area in literal_text_adr so it can be accessable from the routine header.
* Although we do not need this pointer, it is kept in literal_text_adr which otherwise anyway becomes
* dangling after ptext_adr is released */
hdr->literal_text_adr = (unsigned char *)lab_ptr;
hdr->literal_text_len = size;
for (lab_ent = lab_bot + 1; lab_ent < lab_top; lab_ent++)
{
memcpy(lab_ptr, lab_ent->lab_name.addr, lab_ent->lab_name.len);
lab_ent->lab_name.addr = lab_ptr;
lab_ptr += lab_ent->lab_name.len;
}
}
#endif /* USHBIN_SUPPORTED */