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/****************************************************************
* *
* Copyright 2001, 2006 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_iconv.h"
#include "gtm_string.h"
#include "copy.h"
#include "io_params.h"
#include "io.h"
#include "iosp.h"
#include "iottdef.h"
#include "iomtdef.h"
#include "nametabtyp.h"
#include "stringpool.h"
#include "namelook.h"
static readonly nametabent mtlab_names[] =
{
{3, "ANS"}, {4,"ANSI"}, {3, "DOS"}, {5, "DOS11"}
};
static readonly unsigned char mtlab_index[27] =
{
0, 2, 2, 2, 4, 4, 4, 4, 4, 4, 4, 4, 4
,4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4
,4, 4, 4
};
static readonly char mtlab_type[]={MTLAB_ANSI, MTLAB_ANSI, MTLAB_DOS11, MTLAB_DOS11};
static readonly nametabent mtwtlab_names[] =
{
{4, "EOF1"}, {4,"EOF2"}, {4, "HDR1"}, {4, "HDR2"}, {4, "VOL1"}
};
static readonly unsigned char mtwtlab_index[27] =
{
0, 0, 0, 0, 0, 2, 2, 2, 4, 4, 4, 4, 4
,4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5
,5, 5, 5
};
static readonly char mtwtlab_type[]={MTL_EOF1, MTL_EOF2, MTL_HDR1, MTL_HDR2, MTL_VOL1};
LITREF unsigned char io_params_size[];
void iomt_use(io_desc *iod, mval *pp)
{
unsigned char ch, len;
int lab_type;
int4 length, width;
int4 skips;
d_mt_struct *mt_ptr, *out_ptr;
io_desc *d_in, *d_out;
char *tab;
int p_offset;
error_def(ERR_MTINVLAB);
error_def(ERR_DEVPARMNEG);
error_def(ERR_UNIMPLOP);
p_offset = 0;
d_in = iod->pair.in;
d_out = iod->pair.out;
mt_ptr = (d_mt_struct *)iod->dev_sp;
out_ptr = (d_mt_struct *)d_out->dev_sp;
while (*(pp->str.addr + p_offset) != iop_eol)
{
switch (ch = *(pp->str.addr + p_offset++))
{
case iop_ebcdic:
mt_ptr->ebcdic = TRUE;
break;
case iop_noebcdic:
mt_ptr->ebcdic = FALSE;
break;
case iop_newversion:
mt_ptr->newversion = TRUE;
break;
case iop_label:
len = *(pp->str.addr + p_offset);
tab = pp->str.addr + p_offset + 1;
if ((lab_type = namelook(mtlab_index, mtlab_names, tab, len)) < 0)
rts_error(VARLSTCNT(1) ERR_MTINVLAB);
mt_ptr->labeled = mtlab_type[lab_type];
break;
case iop_nolabel:
mt_ptr->labeled = FALSE;
break;
case iop_rdcheckdata:
mt_ptr->read_mask |= IO_M_DATACHECK;
break;
case iop_nordcheckdata:
mt_ptr->read_mask &= (~(IO_M_DATACHECK));
break;
case iop_wtcheckdata:
mt_ptr->write_mask |= IO_M_DATACHECK;
break;
case iop_nowtcheckdata:
mt_ptr->write_mask &= (~(IO_M_DATACHECK));
break;
case iop_inhretry:
mt_ptr->write_mask |= IO_M_INHRETRY;
mt_ptr->read_mask |= IO_M_INHRETRY;
break;
case iop_retry:
mt_ptr->write_mask &= ~IO_M_INHRETRY;
mt_ptr->read_mask &= ~IO_M_INHRETRY;
break;
case iop_inhextgap:
mt_ptr->write_mask |= IO_M_INHEXTGAP;
break;
case iop_extgap:
mt_ptr->write_mask &= ~IO_M_INHEXTGAP;
break;
case iop_length:
GET_LONG(length, (pp->str.addr + p_offset));
if (length < 0)
rts_error(VARLSTCNT(1) ERR_DEVPARMNEG);
iod->length = length;
break;
case iop_width:
GET_LONG(width, (pp->str.addr + p_offset));
if (width < 0)
rts_error(VARLSTCNT(1) ERR_DEVPARMNEG);
if (width == 0)
{
iod->wrap = FALSE;
iod->width = mt_ptr->record_sz;
} else if (width <= mt_ptr->record_sz)
{
iomt_flush(iod);
iod->width = width;
iod->wrap = TRUE;
}
break;
case iop_wrap:
out_ptr->wrap = TRUE;
break;
case iop_nowrap:
out_ptr->wrap = FALSE;
break;
case iop_skipfile:
GET_LONG(skips, (pp->str.addr + p_offset));
iomt_skipfile(iod, skips);
break;
case iop_unload:
assert(FALSE);
break;
case iop_rewind:
iomt_rewind(iod);
break;
case iop_erasetape:
iomt_erase(iod);
break;
case iop_space:
GET_LONG(skips, (pp->str.addr + p_offset));
iomt_skiprecord(iod, skips);
break;
case iop_writeof:
iomt_eof(iod);
break;
case iop_writetm:
iomt_tm(iod);
break;
case iop_writelb:
len = *(pp->str.addr + p_offset);
tab = pp->str.addr + p_offset + 1;
if ((lab_type = namelook(mtwtlab_index, mtwtlab_names, tab, len)) < 0)
rts_error(VARLSTCNT(1) ERR_MTINVLAB);
iomt_wtansilab(iod, mtwtlab_type[lab_type]);
break;
case iop_next:
rts_error(VARLSTCNT(1) ERR_UNIMPLOP);
break;
case iop_exception:
iod->error_handler.len = *(pp->str.addr + p_offset);
iod->error_handler.addr = (char *)(pp->str.addr + p_offset + 1);
s2pool(&iod->error_handler);
break;
case iop_ipchset:
{
#if defined(KEEP_zOS_EBCDIC) || defined(VMS)
if ( (iconv_t)0 != iod->input_conv_cd )
{
ICONV_CLOSE_CD(iod->input_conv_cd);
}
SET_CODE_SET(iod->in_code_set, (char *)(pp->str.addr + p_offset + 1));
if (DEFAULT_CODE_SET != iod->in_code_set)
ICONV_OPEN_CD(iod->input_conv_cd, (char *)(pp->str.addr + p_offset + 1), INSIDE_CH_SET);
#endif
break;
}
case iop_opchset:
{
#if defined(KEEP_zOS_EBCDIC) || defined(VMS)
if ( (iconv_t) 0 != iod->output_conv_cd )
{
ICONV_CLOSE_CD(iod->output_conv_cd);
}
SET_CODE_SET(iod->out_code_set, (char *)(pp->str.addr + p_offset + 1));
if (DEFAULT_CODE_SET != iod->out_code_set)
ICONV_OPEN_CD(iod->output_conv_cd, INSIDE_CH_SET, (char *)(pp->str.addr + p_offset + 1));
#endif
break;
}
default:
break;
}
p_offset += ((IOP_VAR_SIZE == io_params_size[ch]) ?
(unsigned char)*(pp->str.addr + p_offset) + 1 : io_params_size[ch]);
}
}
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