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/*
* Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved.
*
* This software may be freely used, copied, modified, and distributed
* provided that the above copyright notice is preserved in all copies of the
* software.
*/
/*
* Host C library support header file.
*
* $Revision$
* $Date$
*
*/
#ifndef angsd_hsys_h
#define angsd_hsys_h
#define HSYS_FOPEN_MAX 256
#define NONHANDLE -1
#define UNIQUETEMPS 256
#include "dbg_hif.h"
#include "hostchan.h"
typedef struct {
FILE *FileTable[HSYS_FOPEN_MAX] ;
char FileFlags[HSYS_FOPEN_MAX] ;
char *TempNames[UNIQUETEMPS];
} OSblock;
#define NOOP 0
#define BINARY 1
#define READOP 2
#define WRITEOP 4
typedef struct {
const struct Dbg_HostosInterface *hostif; /* Interface to debug toolkit. */
int last_errno; /* Number of the last error. */
OSblock *OSptr;
char **CommandLine ; /* Ptr to cmd line d`string held by ardi.c */
} hsys_state;
/*
* Function: HostSysInit
* Purpose: Set up the state block, filetable and register the and C lib
* callback fn
*
* Params:
* Input: hostif, the host interface from the debug toolbox
* cmdline, the command line used to call the image
* state, the status block for the C lib
*
* Returns:
* OK: an RDIError_* valuee
*/
extern int HostSysInit(
const struct Dbg_HostosInterface *hostif, char **cmdline, hsys_state **state
);
/*
* Function: HostSysExit
* Purpose: Close down the host side C library support
*
* Params:
* Input: hstate, the status block for the C lib
*
* Returns: an RDIError_* valuee
*/
extern int HostSysExit(hsys_state *hstate);
/*
* Function: HandleSysMessage
* Purpose: Handle an incoming C library message as a callback
*
* Params:
* Input: packet is the incoming data packet as described in devsw.h
* hstate, the status block for the C lib
*
* Returns: an RDIError_* valuee
*/
extern int HandleSysMessage(Packet *packet, hsys_state* stateptr);
/*
* Function: panic
* Purpose: Print a fatal error message
*
* Params:
* Input: format printf() style message describing the problem
* ... extra arguments for printf().
*
* Returns: This routine does not return
*
* Post-conditions: Will have called exit(1);
*/
extern void panic(const char *format, ...);
#endif /* ndef angsd_hsys_h */
/* EOF hsys.h */
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