145 lines
3.9 KiB
C
145 lines
3.9 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2012 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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/* iosocket_close.c - close a socket connection
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* Parameters-
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* iod -- I/O descriptor for the current device.
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*
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* pp -- mval that carries the device parameters
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*
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*/
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#include "mdef.h"
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#include "gtm_string.h"
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#include "gtm_iconv.h"
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#include "gtm_stdio.h"
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#include "gtm_socket.h"
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#include "gtm_inet.h"
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#include "copy.h"
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#include "io_params.h"
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#include "io.h"
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#include "iotcpdef.h"
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#include "iotcproutine.h"
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#include "gt_timer.h"
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#include "iosocketdef.h"
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#include "stringpool.h"
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GBLREF tcp_library_struct tcp_routines;
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GBLREF io_desc *active_device;
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LITREF unsigned char io_params_size[];
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error_def(ERR_SOCKNOTFND);
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void iosocket_close(io_desc *iod, mval *pp)
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{
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boolean_t socket_specified = FALSE;
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unsigned char ch;
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int handle_len;
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d_socket_struct *dsocketptr;
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socket_struct *socketptr;
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char sock_handle[MAX_HANDLE_LEN];
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int4 ii, jj, start, end, index;
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int p_offset = 0;
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boolean_t socket_destroy = FALSE;
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assert(iod->type == gtmsocket);
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dsocketptr = (d_socket_struct *)iod->dev_sp;
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while (iop_eol != (ch = *(pp->str.addr + p_offset++)))
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{
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switch (ch)
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{
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case iop_exception:
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iod->error_handler.len = *(pp->str.addr + p_offset);
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iod->error_handler.addr = (char *)(pp->str.addr + p_offset + 1);
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s2pool(&iod->error_handler);
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break;
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case iop_socket:
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handle_len = (short)(*(pp->str.addr + p_offset));
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assert(handle_len > 0);
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memcpy(sock_handle, (char *)(pp->str.addr + p_offset + 1), handle_len);
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socket_specified = TRUE;
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break;
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case iop_ipchset:
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#if defined(KEEP_zOS_EBCDIC) || defined(VMS)
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if ( (iconv_t)0 != iod->input_conv_cd )
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{
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ICONV_CLOSE_CD(iod->input_conv_cd);
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}
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SET_CODE_SET(iod->in_code_set, (char *)(pp->str.addr + p_offset + 1));
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if (DEFAULT_CODE_SET != iod->in_code_set)
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ICONV_OPEN_CD(iod->input_conv_cd, INSIDE_CH_SET, (char *)(pp->str.addr + p_offset + 1));
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#endif
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break;
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case iop_opchset:
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#if defined(KEEP_zOS_EBCDIC) || defined(VMS)
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if ( (iconv_t)0 != iod->output_conv_cd )
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{
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ICONV_CLOSE_CD(iod->output_conv_cd);
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}
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SET_CODE_SET(iod->out_code_set, (char *)(pp->str.addr + p_offset + 1));
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if (DEFAULT_CODE_SET != iod->out_code_set)
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ICONV_OPEN_CD(iod->output_conv_cd, (char *)(pp->str.addr + p_offset + 1), INSIDE_CH_SET);
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#endif
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break;
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case iop_destroy:
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socket_destroy = TRUE;
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break;
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case iop_nodestroy:
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socket_destroy = FALSE;
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break;
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default:
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break;
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}
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p_offset += ((IOP_VAR_SIZE == io_params_size[ch]) ?
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(unsigned char)*(pp->str.addr + p_offset) + 1 : io_params_size[ch]);
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}
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if (socket_specified)
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{
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if (0 > (index = iosocket_handle(sock_handle, &handle_len, FALSE, dsocketptr)))
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{
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rts_error(VARLSTCNT(4) ERR_SOCKNOTFND, 2, handle_len, sock_handle);
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return;
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}
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start = end = index;
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}
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else
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{
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start = dsocketptr->n_socket - 1;
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end = 0;
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}
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for (ii = start; ii >= end; ii--)
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{
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socketptr = dsocketptr->socket[ii];
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tcp_routines.aa_close(socketptr->sd);
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iosocket_delimiter((unsigned char *)NULL, 0, socketptr, TRUE); /* free the delimiter space */
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free(socketptr->buffer);
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if (NULL != socketptr->zff.addr)
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free(socketptr->zff.addr);
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free(socketptr);
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if (dsocketptr->current_socket >= ii)
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dsocketptr->current_socket--;
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for (jj = ii + 1; jj <= dsocketptr->n_socket - 1; jj++)
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dsocketptr->socket[jj - 1] = dsocketptr->socket[jj];
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dsocketptr->n_socket--;
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}
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if (!socket_specified)
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{
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iod->state = dev_closed;
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if (socket_destroy)
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{
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active_device = 0;
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iosocket_destroy(iod);
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}
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}
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}
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