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Alec Murphy
293
System/9P/Defs.HC
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293
System/9P/Defs.HC
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#define TVERSION 100
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#define TAUTH 102
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#define TATTACH 104
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#define TERROR 106
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#define TFLUSH 108
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#define TWALK 110
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#define TOPEN 112
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#define TCREATE 114
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#define TREAD 116
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#define TWRITE 118
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#define TCLUNK 120
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#define TREMOVE 122
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#define TSTAT 124
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#define TWSTAT 126
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#define NT_BUF_SIZE 65536
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#define NT_FIFO_SIZE 128
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#define SET_REQUEST_SIZE U32 request_size = *(data)(U32*);
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#define NT_IS_DIR 0x80
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#define NT_IS_FILE 0x0
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// #define SET_RESPONSE_SIZE *(nt->out)(U32*) = response_size;
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// #define CLEAR_RESPONSE_BUFFER MemSet(nt->out, NULL, response_size);
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// #define SEND_RESPONSE_BUFFER nt->s->send(nt->out, response_size);
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#define SET_RESPONSE_CMD nt->out[4] = data[4] + 1;
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#define SET_RESPONSE_TAG \
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nt->out[5] = data[5]; \
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nt->out[6] = data[6];
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#define SET_MSGS \
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@9p_msg * Tmsg = data; \
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@9p_msg * Rmsg = nt->out;
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#define SEND_RMSG \
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SET_RESPONSE_CMD SET_RESPONSE_TAG @9p_debug_dump(Rmsg, Rmsg->length, 1); \
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nt->s->send(Rmsg, Rmsg->length);
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#define CLEAR_RMSG MemSet(Rmsg(U64) + 4, NULL, Rmsg->length - 4);
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U8* @nt_msg_type_string(I64 req)
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{
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switch (req) {
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case TVERSION:
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return "Tversion";
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case TAUTH:
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return "Tauth";
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case TATTACH:
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return "Tattach";
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case TERROR:
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return "Terror";
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case TFLUSH:
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return "Tflush";
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case TWALK:
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return "Twalk";
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case TOPEN:
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return "Topen";
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case TCREATE:
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return "Tcreate";
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case TREAD:
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return "Tread";
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case TWRITE:
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return "Twrite";
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case TCLUNK:
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return "Tclunk";
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case TREMOVE:
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return "Tremove";
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case TSTAT:
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return "Tstat";
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case TWSTAT:
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return "Twstat";
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default:
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return "(unimplemented)";
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}
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}
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class @9p_qid
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{
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U8 type;
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U32 version;
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U64 path;
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};
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class @9p_str
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{
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U8 length;
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U8 data;
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};
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class @9p_msg
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{
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U32 length;
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U8 type;
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U16 tag;
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U32 fid;
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};
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class @9p_twalk : @9p_msg
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{
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U32 newfid;
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U16 nwname;
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U8 wname; // mem location for nwname*(wname[s])
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};
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class @9p_stat
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{
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U16 size;
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U16 type;
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U32 dev;
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@9p_qid qid;
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U32 mode;
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U32 atime;
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U32 mtime;
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U64 length;
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U8 name;
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};
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class @9p_direntry
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{
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U16 type;
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U32 dev;
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@9p_qid qid;
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U32 mode;
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U32 atime;
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U32 mtime;
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U64 length;
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U8 name;
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};
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// The reply will contain a machine-independent directory entry, stat, laid out as follows:
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// size[2]total byte count of the following data
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// type[2]for kernel use
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// dev[4]for kernel use
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// qid.type[1]
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// the type of the file (directory, etc.), represented as a bit vector corresponding to the high 8 bits of the file’s mode word.
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// qid.vers[4]
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// version number for given path
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// qid.path[8]
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// the file server’s unique identification for the file
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// mode[4]
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// permissions and flags
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// atime[4]
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// last access time
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// mtime[4]
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// last modification time
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// length[8]
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// length of file in bytes
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// name[ s ]
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// file name; must be / if the file is the root directory of the server
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// uid[ s ]owner name
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// gid[ s ]group name
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// muid[ s ]
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// name of the user who last modified the file
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U64 EndianU64(U64 s)
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{
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U64 d;
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d.u8[0] = s.u8[7];
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d.u8[1] = s.u8[6];
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d.u8[2] = s.u8[5];
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d.u8[3] = s.u8[4];
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d.u8[4] = s.u8[3];
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d.u8[5] = s.u8[2];
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d.u8[6] = s.u8[1];
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d.u8[7] = s.u8[0];
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return d;
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}
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// Mouse Cursor
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CDC* @nt_cursor = DCNew(16, 16);
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Free(@nt_cursor->body);
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U8 @nt_cursor_data[16 * 16] = { 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x0f, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x0f, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x0f, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xff, 0x0f, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xff, 0xff, 0x0f, 0x00, 0x0f, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0f, 0x00, 0x0f, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0f, 0x0f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0f, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
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@nt_cursor->body = @nt_cursor_data;
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class @nt
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{
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CDC* cursor;
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CTask* dbg_task;
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CTask* main_task;
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CTask* rx_task;
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CTask* tx_task;
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TcpSocket* s;
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U8* host;
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I64 port;
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U8* out;
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CFifoI64* rx_fifo;
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CFifoI64* rx_dbg_fifo;
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CFifoI64* tx_dbg_fifo;
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CFifoI64* kbd_fifo;
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I64 kbd_last_jiffies;
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U8* connect_script;
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U16 kbd_read_tag;
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// U8 last_kbd_read_request[23];
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JsonObject* fids;
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JsonObject* qids;
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JsonObject* drawobjs;
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CDC* screen;
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I64 attach_fid;
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};
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class @nt_dbg_msg
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{
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I64 ts;
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U8* s;
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I64 dir;
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};
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U0 @nt_dbg_out(@nt_dbg_msg* msg)
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{
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U8 ts[16];
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StrPrint(ts, "[%8d] %c ", msg->ts, @t(msg->dir, 'TX', 'RX'));
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U8* s = ts;
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while (*s) {
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OutU8(0xe9, *s++);
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}
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s = msg->s;
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while (*s) {
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OutU8(0xe9, *s++);
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}
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OutU8(0xe9, '\n');
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// Free(msg->s);
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// Free(msg);
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}
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@9p_qid * @nt_qid_create(@nt* nt, U8* path, I64 type)
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{
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@9p_qid * qid = CAlloc(sizeof(@9p_qid), nt->main_task);
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qid->type = type;
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qid->path = StrNew(path, nt->main_task);
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nt->qids->set(path, qid, JSON_NUMBER);
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return qid;
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}
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@9p_qid * @nt_lookup_qid_by_path(@nt* nt, U8* path)
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{
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return nt->qids->@(path);
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}
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U0 @nt_pascal_to_c_strings(@nt* nt, U8** wname, U8* data, I64 nwname)
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{
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I64 i, j = 0;
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I64 len = 0;
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for (i = 0; i < nwname; i++) {
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len = *(data + j)(U16*);
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j += 2;
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wname[i] = CAlloc(len + 1, nt->main_task);
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MemCpy(wname[i], data + j, len);
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j += len;
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}
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}
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U0 @nt_rx_dbg(@nt* nt, U8* fmt, ...)
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{
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U8* buf;
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if (argc) {
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buf = StrPrintJoin(NULL, fmt, argc, argv);
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} else {
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buf = StrNew(fmt);
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}
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@nt_dbg_msg* msg = CAlloc(sizeof(@nt_dbg_msg), nt->main_task);
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msg->ts = cnts.jiffies;
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msg->s = buf;
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msg->dir = 0;
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FifoI64Ins(nt->rx_dbg_fifo, msg);
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}
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U0 @nt_tx_dbg(@nt* nt, U8* fmt, ...)
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{
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U8* buf;
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if (argc) {
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buf = StrPrintJoin(NULL, fmt, argc, argv);
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} else {
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buf = StrNew(fmt);
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}
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@nt_dbg_msg* msg = CAlloc(sizeof(@nt_dbg_msg), nt->main_task);
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msg->ts = cnts.jiffies;
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msg->s = buf;
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msg->dir = 1;
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FifoI64Ins(nt->tx_dbg_fifo, msg);
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}
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U0 @nt_zrmsg(@nt* nt, I64 length)
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{
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// Zero Rmsg to length and set length
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@9p_msg * Rmsg = nt->out;
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MemSet(Rmsg, NULL, length);
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Rmsg->length = length;
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}
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U0 @nt_fid_set(@nt* nt, U8* fidbuf, @9p_qid * qid)
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{
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JsonObject* fid = Json.CreateObject(nt->main_task);
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fid->set("qid", qid, JSON_NUMBER);
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nt->fids->set(fidbuf, fid, JSON_OBJECT);
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}
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