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Length: 746 (0x2ea)
Types: TextFile
Notes: UNIX file
Names: »cu.h«
└─⟦f27320a65⟧ Bits:30001972 Commodore 900 hard disk image with partial source code
└─⟦f4b8d8c84⟧ UNIX V7 Filesystem
└─ ⟦this⟧ »cmd/cu/cu.h«
/*
* CU downloader.
* Packet structure.
*/
#define NPKT 256
/* These definitions depend on table in cudld.c */
#define STX 002 /* Start of packet */
#define ETX 003 /* End of packet */
#define DLE 022 /* Data line escape */
typedef struct PKT {
unsigned p_len; /* Length of packet */
int p_flags; /* Flags for errors, etc */
char p_type; /* Packet type: I, F, A, E, N */
char p_seq[2]; /* Canonical integer sequence number */
char p_data[NPKT]; /* Information packet data */
char p_crc[2]; /* Canonical CRC */
} PKT;
/* Flags in `p_flags' */
#define PCRC 01 /* CRC error */
#define PTOUT 02 /* Time out error */
#define TLEN 20 /* Timeout time */
PKT *getpkt();
PKT *rcvpkt();
extern PKT xpkt;
extern PKT rpkt;