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- /*--------------------------------------------------------------------------*/
- /* */
- /* */
- /* ------------ Bit-Bucket Software, Co. */
- /* \ 10001101 / Writers and Distributors of */
- /* \ 011110 / Freely Available<tm> Software. */
- /* \ 1011 / */
- /* ------ */
- /* */
- /* (C) Copyright 1987-91, Bit Bucket Software Co., a Delaware Corporation. */
- /* */
- /* */
- /* This module was written by Bob Hartman */
- /* */
- /* */
- /* BinkleyTerm Batch Receiver State Machine */
- /* */
- /* */
- /* For complete details of the licensing restrictions, please refer */
- /* to the License agreement, which is published in its entirety in */
- /* the MAKEFILE and BT.C, and also contained in the file LICENSE.250. */
- /* */
- /* USE OF THIS FILE IS SUBJECT TO THE RESTRICTIONS CONTAINED IN THE */
- /* BINKLEYTERM LICENSING AGREEMENT. IF YOU DO NOT FIND THE TEXT OF */
- /* THIS AGREEMENT IN ANY OF THE AFOREMENTIONED FILES, OR IF YOU DO */
- /* NOT HAVE THESE FILES, YOU SHOULD IMMEDIATELY CONTACT BIT BUCKET */
- /* SOFTWARE CO. AT ONE OF THE ADDRESSES LISTED BELOW. IN NO EVENT */
- /* SHOULD YOU PROCEED TO USE THIS FILE WITHOUT HAVING ACCEPTED THE */
- /* TERMS OF THE BINKLEYTERM LICENSING AGREEMENT, OR SUCH OTHER */
- /* AGREEMENT AS YOU ARE ABLE TO REACH WITH BIT BUCKET SOFTWARE, CO. */
- /* */
- /* */
- /* You can contact Bit Bucket Software Co. at any one of the following */
- /* addresses: */
- /* */
- /* Bit Bucket Software Co. FidoNet 1:104/501, 1:343/491 */
- /* P.O. Box 460398 AlterNet 7:491/0 */
- /* Aurora, CO 80046 BBS-Net 86:2030/1 */
- /* Internet f491.n343.z1.fidonet.org */
- /* */
- /* Please feel free to contact us at any time to share your comments about */
- /* our software and/or licensing policies. */
- /* */
- /*--------------------------------------------------------------------------*/
-
- /* Include this file before any other includes or defines! */
-
- #include "includes.h"
-
- int BRInit (XMARGSP, int);
- int BREnd (XMARGSP, int);
- int BRTestSL (XMARGSP);
- int BRCheckSL (XMARGSP);
- int BRCheckFNm (XMARGSP);
- int BRCheckFile (XMARGSP);
- int BRFindType (XMARGSP);
-
- STATES Batch_Receiver[] = {
- { "BRInit", BRInit },
- { "BREnd", BREnd },
- { "BR0", BRTestSL },
- { "BR1", BRCheckSL },
- { "BR2", BRCheckFNm },
- { "BR3", BRCheckFile },
- { "BR4", BRFindType },
- };
-
- int BRInit (XMARGSP args, int start_state)
- {
- XON_DISABLE ();
- args->filename = calloc( 1, 13 );
- return (start_state);
- }
-
- int BREnd (XMARGSP args, int cur_state)
- {
- free (args->filename);
- return (cur_state);
- }
-
- int BRTestSL (XMARGSP args)
- {
- if (!no_sealink)
- SENDBYTE (WANTCRC);
-
- args->T1 = timerset (1000);
- args->T2 = timerset (12000);
-
- return (BR1);
- }
-
- int BRCheckSL (XMARGSP args)
- {
- long BR1Timer;
-
- BR1Timer = timerset (200);
- while (!timeup (BR1Timer))
- {
- if (timeup (args->T2) || no_sealink)
- {
- args->result = Modem7_Receive_File (args->filename);
- return (BR2);
- }
- if ((args->CHR = PEEKBYTE ()) >= 0)
- {
- return (BR4);
- }
- if (timeup (args->T1))
- {
- args->result = Modem7_Receive_File (args->filename);
- return (BR2);
- }
- else
- {
- if (!CARRIER)
- return (CARRIER_ERR);
- else
- time_release ();
- }
- }
-
- SENDBYTE (WANTCRC);
- return (BR1);
- }
-
- int BRCheckFNm (XMARGSP args)
- {
- char buff1[20];
- char *p;
- int i;
-
- (void) memset (buff1, 0, 19);
-
- /* Was it the last file */
- if (args->result == EOT_RECEIVED)
- {
- return (SUCCESS);
- }
- /* Did we get a valid filename */
- else if (args->result == SUCCESS)
- {
- /* First set up the filename buffer */
- p = buff1;
- for (i = 0; i < 8; ++p, i++)
- {
- if (args->filename[i] != ' ')
- {
- *p = args->filename[i];
- }
- else
- break;
- }
-
- *p = '.';
- ++p;
- *p = '\0';
- for (i = 8; i < 11; ++p, i++)
- {
- if (args->filename[i] != ' ')
- {
- *p = args->filename[i];
- }
- else
- break;
- }
- *p = '\0';
- (void) strcpy (args->filename, buff1);
- args->result = Xmodem_Receive_File (args->path, args->filename);
- return (BR3);
- }
- /* Otherwise, we have to exit */
- else
- return (args->result);
- }
-
- int BRCheckFile (XMARGSP args)
- {
- /* Was the file transfer good */
- if ((args->result == SUCCESS) || (args->result == SUCCESS_EOT))
- {
- return (BR0);
- }
- else
- {
- return (args->result);
- }
- }
-
- int BRFindType (XMARGSP args)
- {
- switch (args->CHR)
- {
- case SOH:
- case SYN:
- args->result = Batch_Xmodem_Receive_File (args->path, args->filename);
- return (BR3);
-
- case EOT:
- (void) TIMED_READ (0);
- SENDBYTE (ACK);
- return (SUCCESS);
-
- /* NUL is a special case of "noise." We want to reset our timer if we
- * see one.
- */
-
- case NUL:
- args->T1 = timerset (2000);
-
- default:
- break;
- }
-
- (void) TIMED_READ (0);
- return (BR1);
- }
-
- int Batch_Receive (char *where)
- {
- XMARGS batch;
- int res;
-
- batch.result = 0;
- batch.path = where;
- res = state_machine (Batch_Receiver, &batch, 2);
- return (res);
- }
-