60 lines
2.1 KiB
C
60 lines
2.1 KiB
C
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/* $Header$ */
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#define BUFLEN 24 /* size of buffer in message header */
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struct message_hdr {
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int m_type;
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/* Possible values of m_type: */
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#define DB_RUN 020000 /* set for commands that cause child to run */
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#define SETBP 0 /* set breakpoint at address in m_size */
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#define CLRBP 1 /* clear breakpoint at address in m_size */
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#define SETSS (2|DB_RUN) /* set single stepping, # of steps in m_size */
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#define SETSSF (3|DB_RUN) /* set single stepping, counting calls as one step */
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#define GETEMREGS 4 /* get EM registers, m_size contains level */
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#define GETBYTES 5 /* get data; m_size contains size, m_buf contains address */
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#define GETSTR 6 /* get string; m_buf contains address */
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#define SETBYTES 7 /* set data; m_buf contains address, m_size contains size */
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#define CALL 8 /* call function;
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m_size contains size of parameter buffer,
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m_buf contains address + size of function result
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*/
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#define CONT (9|DB_RUN) /* continue */
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#define SETEMREGS 10 /* set EM registers, m_size contains level
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Actually, only the program counter is set.
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*/
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#define DB_SS 040000 /* debugger wants single stepping (to be orred with
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SETSS(F) or CONT
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*/
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#define CLRSS 12 /* clear single stepping */
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#define DUMP 13 /* dump command */
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#define DGLOB 14 /* data area */
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#define DSTACK 15 /* stack area */
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#define SETTRACE 16 /* start tracing; range in m_mes */
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#define CLRTRACE 17 /* end tracing */
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#define OK 50 /* answer of child to most messages */
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#define FAIL 51 /* answer of child when something goes wrong */
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#define DATA 52 /* answer of child when data requested */
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#define END_SS 53 /* when stopped because of user single stepping */
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long m_size; /* size */
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char m_buf[BUFLEN]; /* some of the data required included in message */
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};
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#define LB_OFF 0
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#define AB_OFF 1
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#define PC_OFF 2
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#define HP_OFF 3
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#define SP_OFF 4
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#define IN_FD 3
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#define OUT_FD 6
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#define BUFTOL(c) (*((long *) (c)))
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#define LTOBUF(c,l) (*((long *) (c)) = (l))
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#define BUFTOA(c) (*((char **) (c)))
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#define ATOBUF(c,p) (*((char **) (c)) = (p))
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#define BUFTOS(c) (*((short *) (c)))
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#define BUFTOI(c) (*((int *) (c)))
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#define BUFTOF(c) (*((float *) (c)))
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#define BUFTOD(c) (*((double *) (c)))
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