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/* xdr_ptrace.h - xdr header for remote ptrace structures */

/*  Copyright 1992, 1998 Free Software Foundation, Inc.

    This code was donated by Wind River Systems, Inc. */

/*

modification history

--------------------

01b,25may91,maf  now uses counted bytes struct to transfer registers;

                   removed references to old xdr_regs functions.

                 removed includes of "xdr_regs.h" and "reg.h".

01a,05jun90,llk  extracted from xdr_ptrace.h.

*/

/*

 *  Counted byte structure used by READ/WRITE TEXT/DATA

 *  and GET/SET REGS/FPREGS

 */

struct c_bytes {

        u_int   len;

        caddr_t bytes;

};

typedef struct c_bytes C_bytes;

/*

 * enum for discriminated union ptrace_info

 */

enum ptype {

        NOINFO = 0,              /* no additional infomation     */

        DATA = 1                /* c_bytes */

};

typedef enum ptype ptype;

/*

 * discrimnated union for passing additional data to be

 * written to the debugged process.

 */

struct ptrace_info {

        ptype   ttype;

        caddr_t more_data;

};

typedef struct ptrace_info Ptrace_info;

/*

 * structure passed to server on all remote ptrace calls

 */

struct rptrace {

        int     pid;

        int     data;

        int     addr;   /* FIX! this really should be caddr_t or something */

        Ptrace_info     info;

};

typedef struct rptrace Rptrace;

/*

 * structure returned by server on all remote ptrace calls

 */

/* This used to have a field called errno, but that fails on hosts which

   define errno to be a macro, so it was changed to errno_num.  */

struct ptrace_return {

        int status;

        int errno_num;

        Ptrace_info     info;

};

typedef struct ptrace_return Ptrace_return;

bool_t xdr_c_bytes();

bool_t xdr_ptrace_info();

bool_t xdr_rptrace();

bool_t xdr_ptrace_return();