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/* This file is part of the SvarCOM project and is published under the terms
* of the MIT license.
*
* Copyright (C) 2021 Mateusz Viste
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef RMODINIT_H
#define RMODINIT_H
#define FLAG_EXEC_AND_QUIT 1
#define FLAG_PERMANENT 2
#define FLAG_ECHOFLAG 4
#define FLAG_ECHO_BEFORE_BAT 8
#define FLAG_SKIP_AUTOEXEC 16
struct rmod_props {
char inputbuf[130]; /* input buffer for INT 21, AH=0x0A */
unsigned short rmodseg; /* segment where rmod is loaded */
unsigned long origparent; /* original parent (far ptr) of the shell */
unsigned short origenvseg; /* original environment segment */
unsigned char flags; /* command line parameters */
unsigned char FFU; /* FOR FUTURE USE */
char batfile[130]; /* truename of batch file being processed */
char batargv[130]; /* args of the batch call (0-separated) */
unsigned long batnextline; /* offset in file of next bat line to process */
char awaitingcmd[130]; /* command to exec next time (if any) */
};
#define RMOD_OFFSET_ENVSEG 0x2C /* stored in rmod's PSP */
#define RMOD_OFFSET_COMSPECPTR (0x100 + 0x4A)
#define RMOD_OFFSET_BOOTDRIVE (0x100 + 0x4C)
#define RMOD_OFFSET_LEXITCODE (0x100 + 0x5B)
#define RMOD_OFFSET_EXECPARAM (0x100 + 0x5C)
#define RMOD_OFFSET_EXECPROG (0x100 + 0x6A)
#define RMOD_OFFSET_STDINFILE (0x100 + 0xEA)
#define RMOD_OFFSET_STDOUTFILE (0x100 + 0x16A)
#define RMOD_OFFSET_STDOUTAPP (0x100 + 0x1EA)
#define RMOD_OFFSET_BRKHANDLER (0x100 + 0x1EC)
#define RMOD_OFFSET_ROUTINE (0x100 + 0x1EE)
struct rmod_props far *rmod_install(unsigned short envsize, unsigned char *rmodcore, unsigned short rmodcore_len);
struct rmod_props far *rmod_find(unsigned short rmodcore_len);
void rmod_updatecomspecptr(unsigned short rmod_seg, unsigned short env_seg);
#endif