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BCPL/armlib/b/IOHdr
This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.
Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.
Tape/disk: | Home » Archimedes archive » Zipped Apps » BCPL |
Filename: | BCPL/armlib/b/IOHdr |
Read OK: | ✔ |
File size: | 0D08 bytes |
Load address: | 0000 |
Exec address: | 0000 |
Duplicates
There is 1 duplicate copy of this file in the archive:
- Archimedes archive » Zipped Apps » BCPL » BCPL/alib/IOHdr
- Archimedes archive » Zipped Apps » BCPL » BCPL/armlib/b/IOHdr
File contents
/* BCPL I/O Library * Stream control block definitions */ GLOBAL $( MakeNewStream : 135; EndStream: 136 $); MANIFEST $( s.name.max.size = 32 // Stream vector offsets s.magic = 0 // Must be s.is.a.stream s.stream.chain = s.magic + 1 // All streams are linked on this s.flags = s.stream.chain + 1 // A flag word s.name = s.flags + 1 // First byte of stream name s.name.end = s.name + ( s.name.max.size / bytesperword ) s.channel = s.name.end // The OS file handle s.error.handler = s.channel + 1 // Caller if any serious errors s.selecter = s.error.handler + 1 // Called before any IO on this stream s.reader = s.selecter + 1 // The rdch() function s.writer = s.reader + 1 // The wrch() routine s.unreader = s.writer + 1 // The unrdch() routine s.last.char = s.unreader + 1 // Last character read by the reader() s.real.reader = s.last.char + 1 // The real reader if unreadch pending s.error.count = s.real.reader + 1 // Number of OS errors since created s.last.error = s.error.count + 1 // The last OS error from this stream s.endreader = s.last.error + 1 // The endread() routine s.endwriter = s.endreader + 1 // The endwrite() routine s.buffer.size = s.endwriter + 1 // The size of the IO buffer s.buffer.address = s.buffer.size + 1 // The machine address of the buffer s.buffer.pointer = s.buffer.address + 1 // The extraction pointer s.buffer.count = s.buffer.pointer + 1 // Number of elements in the buffer s.stream.size = s.buffer.count // The size of the stream block s.is.a.stream = #x52A5A552 // A magic number indicating the stream is valid s.is.a.store.file= (('s'<<8|'t')<<8|'o')<<8|'r' s.stream.type.bits = #b00000000000000000000000011111111 s.is.wrch.bit = #b00000000000000000000000000000001 s.is.vdu.bits = #b00000000000000000000000000000011 s.is.printer.bits = #b00000000000000000000000000000101 s.is.serial.bits = #b00000000000000000000000000001001 s.is.store.bits = #b00000000000000000000000000010000 s.is.null.bits = #b00000000000000000000000001000000 s.is.file.bits = #b00000000000000000000000010000000 s.has.channel.bit = #b00000100000000000000000000000000 s.is.input.bit = #b00010000000000000000000000000000 s.is.output.bit = #b00100000000000000000000000000000 s.ended.bit = #b10000000000000000000000000000000 // Store file vector offsets store.magic = 0 // magic to test validity store.nextfile = store.magic + 1 // Pointer to next store file store.name = store.nextfile + 1 // name of the file (first byte) store.name.end = store.name + (s.name.max.size/bytesperword) store.start = store.name.end + 1 // where file is in store (bcpl ptr) store.size = store.start + 1 // size of data (bytes) store.maxsize = store.size + 1 // space allocated for file (bytes) store.block.size = store.maxsize // The size of the file block e.no.work.space = 700 e.bad.input.stream = 701 e.bad.output.stream = 702 e.has.been.ended = 703 e.must.not.read = 704 e.must.not.write = 705 e.no.buffer.room = 706 e.nasty.error = 707 e.cant.load.file = 708 e.store.file.full = 709 s.op.close = #x00 s.op.input = #x40 s.op.output = #x80 s.op.update = #xC0 $)
00000000 2f 2a 20 42 43 50 4c 20 49 2f 4f 20 4c 69 62 72 |/* BCPL I/O Libr| 00000010 61 72 79 0a 20 2a 20 53 74 72 65 61 6d 20 63 6f |ary. * Stream co| 00000020 6e 74 72 6f 6c 20 62 6c 6f 63 6b 20 64 65 66 69 |ntrol block defi| 00000030 6e 69 74 69 6f 6e 73 0a 20 2a 2f 0a 0a 47 4c 4f |nitions. */..GLO| 00000040 42 41 4c 20 24 28 0a 20 20 20 4d 61 6b 65 4e 65 |BAL $(. MakeNe| 00000050 77 53 74 72 65 61 6d 20 3a 20 31 33 35 3b 0a 20 |wStream : 135;. | 00000060 20 20 45 6e 64 53 74 72 65 61 6d 3a 20 31 33 36 | EndStream: 136| 00000070 20 24 29 3b 0a 0a 4d 41 4e 49 46 45 53 54 20 24 | $);..MANIFEST $| 00000080 28 0a 73 2e 6e 61 6d 65 2e 6d 61 78 2e 73 69 7a |(.s.name.max.siz| 00000090 65 20 20 3d 20 33 32 0a 0a 2f 2f 20 53 74 72 65 |e = 32..// Stre| 000000a0 61 6d 20 76 65 63 74 6f 72 20 6f 66 66 73 65 74 |am vector offset| 000000b0 73 0a 73 2e 6d 61 67 69 63 20 09 20 3d 20 30 09 |s.s.magic . = 0.| 000000c0 09 09 2f 2f 20 4d 75 73 74 20 62 65 20 73 2e 69 |..// Must be s.i| 000000d0 73 2e 61 2e 73 74 72 65 61 6d 0a 73 2e 73 74 72 |s.a.stream.s.str| 000000e0 65 61 6d 2e 63 68 61 69 6e 09 20 3d 20 73 2e 6d |eam.chain. = s.m| 000000f0 61 67 69 63 09 20 20 20 20 2b 20 31 20 2f 2f 20 |agic. + 1 // | 00000100 41 6c 6c 20 73 74 72 65 61 6d 73 20 61 72 65 20 |All streams are | 00000110 6c 69 6e 6b 65 64 20 6f 6e 20 74 68 69 73 0a 73 |linked on this.s| 00000120 2e 66 6c 61 67 73 20 09 20 3d 20 73 2e 73 74 72 |.flags . = s.str| 00000130 65 61 6d 2e 63 68 61 69 6e 20 20 20 2b 20 31 20 |eam.chain + 1 | 00000140 2f 2f 20 41 20 66 6c 61 67 20 77 6f 72 64 0a 73 |// A flag word.s| 00000150 2e 6e 61 6d 65 09 09 20 3d 20 73 2e 66 6c 61 67 |.name.. = s.flag| 00000160 73 09 20 20 20 20 2b 20 31 20 2f 2f 20 46 69 72 |s. + 1 // Fir| 00000170 73 74 20 62 79 74 65 20 6f 66 20 73 74 72 65 61 |st byte of strea| 00000180 6d 20 6e 61 6d 65 0a 73 2e 6e 61 6d 65 2e 65 6e |m name.s.name.en| 00000190 64 09 20 3d 20 73 2e 6e 61 6d 65 20 2b 20 28 20 |d. = s.name + ( | 000001a0 73 2e 6e 61 6d 65 2e 6d 61 78 2e 73 69 7a 65 20 |s.name.max.size | 000001b0 2f 20 62 79 74 65 73 70 65 72 77 6f 72 64 20 29 |/ bytesperword )| 000001c0 0a 73 2e 63 68 61 6e 6e 65 6c 09 20 3d 20 73 2e |.s.channel. = s.| 000001d0 6e 61 6d 65 2e 65 6e 64 09 09 2f 2f 20 54 68 65 |name.end..// The| 000001e0 20 4f 53 20 66 69 6c 65 20 68 61 6e 64 6c 65 0a | OS file handle.| 000001f0 73 2e 65 72 72 6f 72 2e 68 61 6e 64 6c 65 72 20 |s.error.handler | 00000200 20 3d 20 73 2e 63 68 61 6e 6e 65 6c 09 20 20 20 | = s.channel. | 00000210 20 2b 20 31 20 2f 2f 20 43 61 6c 6c 65 72 20 69 | + 1 // Caller i| 00000220 66 20 61 6e 79 20 73 65 72 69 6f 75 73 20 65 72 |f any serious er| 00000230 72 6f 72 73 0a 73 2e 73 65 6c 65 63 74 65 72 09 |rors.s.selecter.| 00000240 20 3d 20 73 2e 65 72 72 6f 72 2e 68 61 6e 64 6c | = s.error.handl| 00000250 65 72 20 20 2b 20 31 20 2f 2f 20 43 61 6c 6c 65 |er + 1 // Calle| 00000260 64 20 62 65 66 6f 72 65 20 61 6e 79 20 49 4f 20 |d before any IO | 00000270 6f 6e 20 74 68 69 73 20 73 74 72 65 61 6d 0a 73 |on this stream.s| 00000280 2e 72 65 61 64 65 72 09 20 3d 20 73 2e 73 65 6c |.reader. = s.sel| 00000290 65 63 74 65 72 09 20 20 20 20 2b 20 31 20 2f 2f |ecter. + 1 //| 000002a0 20 54 68 65 20 72 64 63 68 28 29 20 66 75 6e 63 | The rdch() func| 000002b0 74 69 6f 6e 0a 73 2e 77 72 69 74 65 72 09 20 3d |tion.s.writer. =| 000002c0 20 73 2e 72 65 61 64 65 72 09 20 20 20 20 2b 20 | s.reader. + | 000002d0 31 20 2f 2f 20 54 68 65 20 77 72 63 68 28 29 20 |1 // The wrch() | 000002e0 72 6f 75 74 69 6e 65 0a 73 2e 75 6e 72 65 61 64 |routine.s.unread| 000002f0 65 72 09 20 3d 20 73 2e 77 72 69 74 65 72 09 20 |er. = s.writer. | 00000300 20 20 20 2b 20 31 20 2f 2f 20 54 68 65 20 75 6e | + 1 // The un| 00000310 72 64 63 68 28 29 20 72 6f 75 74 69 6e 65 0a 73 |rdch() routine.s| 00000320 2e 6c 61 73 74 2e 63 68 61 72 09 20 3d 20 73 2e |.last.char. = s.| 00000330 75 6e 72 65 61 64 65 72 09 20 20 20 20 2b 20 31 |unreader. + 1| 00000340 20 2f 2f 20 4c 61 73 74 20 63 68 61 72 61 63 74 | // Last charact| 00000350 65 72 20 72 65 61 64 20 62 79 20 74 68 65 20 72 |er read by the r| 00000360 65 61 64 65 72 28 29 0a 73 2e 72 65 61 6c 2e 72 |eader().s.real.r| 00000370 65 61 64 65 72 09 20 3d 20 73 2e 6c 61 73 74 2e |eader. = s.last.| 00000380 63 68 61 72 09 20 20 20 20 2b 20 31 20 2f 2f 20 |char. + 1 // | 00000390 54 68 65 20 72 65 61 6c 20 72 65 61 64 65 72 20 |The real reader | 000003a0 69 66 20 75 6e 72 65 61 64 63 68 20 70 65 6e 64 |if unreadch pend| 000003b0 69 6e 67 0a 73 2e 65 72 72 6f 72 2e 63 6f 75 6e |ing.s.error.coun| 000003c0 74 09 20 3d 20 73 2e 72 65 61 6c 2e 72 65 61 64 |t. = s.real.read| 000003d0 65 72 20 20 20 20 2b 20 31 20 2f 2f 20 4e 75 6d |er + 1 // Num| 000003e0 62 65 72 20 6f 66 20 4f 53 20 65 72 72 6f 72 73 |ber of OS errors| 000003f0 20 73 69 6e 63 65 20 63 72 65 61 74 65 64 0a 73 | since created.s| 00000400 2e 6c 61 73 74 2e 65 72 72 6f 72 09 20 3d 20 73 |.last.error. = s| 00000410 2e 65 72 72 6f 72 2e 63 6f 75 6e 74 20 20 20 20 |.error.count | 00000420 2b 20 31 20 2f 2f 20 54 68 65 20 6c 61 73 74 20 |+ 1 // The last | 00000430 4f 53 20 65 72 72 6f 72 20 66 72 6f 6d 20 74 68 |OS error from th| 00000440 69 73 20 73 74 72 65 61 6d 0a 73 2e 65 6e 64 72 |is stream.s.endr| 00000450 65 61 64 65 72 09 20 3d 20 73 2e 6c 61 73 74 2e |eader. = s.last.| 00000460 65 72 72 6f 72 20 20 20 20 20 2b 20 31 20 2f 2f |error + 1 //| 00000470 20 54 68 65 20 65 6e 64 72 65 61 64 28 29 20 72 | The endread() r| 00000480 6f 75 74 69 6e 65 0a 73 2e 65 6e 64 77 72 69 74 |outine.s.endwrit| 00000490 65 72 09 20 3d 20 73 2e 65 6e 64 72 65 61 64 65 |er. = s.endreade| 000004a0 72 09 20 20 20 20 2b 20 31 20 2f 2f 20 54 68 65 |r. + 1 // The| 000004b0 20 65 6e 64 77 72 69 74 65 28 29 20 72 6f 75 74 | endwrite() rout| 000004c0 69 6e 65 0a 73 2e 62 75 66 66 65 72 2e 73 69 7a |ine.s.buffer.siz| 000004d0 65 09 20 3d 20 73 2e 65 6e 64 77 72 69 74 65 72 |e. = s.endwriter| 000004e0 09 20 20 20 20 2b 20 31 20 2f 2f 20 54 68 65 20 |. + 1 // The | 000004f0 73 69 7a 65 20 6f 66 20 74 68 65 20 49 4f 20 62 |size of the IO b| 00000500 75 66 66 65 72 0a 73 2e 62 75 66 66 65 72 2e 61 |uffer.s.buffer.a| 00000510 64 64 72 65 73 73 20 3d 20 73 2e 62 75 66 66 65 |ddress = s.buffe| 00000520 72 2e 73 69 7a 65 20 20 20 20 2b 20 31 20 2f 2f |r.size + 1 //| 00000530 20 54 68 65 20 6d 61 63 68 69 6e 65 20 61 64 64 | The machine add| 00000540 72 65 73 73 20 6f 66 20 74 68 65 20 62 75 66 66 |ress of the buff| 00000550 65 72 0a 73 2e 62 75 66 66 65 72 2e 70 6f 69 6e |er.s.buffer.poin| 00000560 74 65 72 20 3d 20 73 2e 62 75 66 66 65 72 2e 61 |ter = s.buffer.a| 00000570 64 64 72 65 73 73 20 2b 20 31 20 2f 2f 20 54 68 |ddress + 1 // Th| 00000580 65 20 65 78 74 72 61 63 74 69 6f 6e 20 70 6f 69 |e extraction poi| 00000590 6e 74 65 72 0a 73 2e 62 75 66 66 65 72 2e 63 6f |nter.s.buffer.co| 000005a0 75 6e 74 09 20 3d 20 73 2e 62 75 66 66 65 72 2e |unt. = s.buffer.| 000005b0 70 6f 69 6e 74 65 72 20 2b 20 31 20 2f 2f 20 4e |pointer + 1 // N| 000005c0 75 6d 62 65 72 20 6f 66 20 65 6c 65 6d 65 6e 74 |umber of element| 000005d0 73 20 69 6e 20 74 68 65 20 62 75 66 66 65 72 0a |s in the buffer.| 000005e0 0a 73 2e 73 74 72 65 61 6d 2e 73 69 7a 65 09 20 |.s.stream.size. | 000005f0 3d 20 73 2e 62 75 66 66 65 72 2e 63 6f 75 6e 74 |= s.buffer.count| 00000600 09 2f 2f 20 54 68 65 20 73 69 7a 65 20 6f 66 20 |.// The size of | 00000610 74 68 65 20 73 74 72 65 61 6d 20 62 6c 6f 63 6b |the stream block| 00000620 0a 0a 73 2e 69 73 2e 61 2e 73 74 72 65 61 6d 09 |..s.is.a.stream.| 00000630 20 3d 20 23 78 35 32 41 35 41 35 35 32 20 2f 2f | = #x52A5A552 //| 00000640 20 41 20 6d 61 67 69 63 20 6e 75 6d 62 65 72 20 | A magic number | 00000650 69 6e 64 69 63 61 74 69 6e 67 20 74 68 65 20 73 |indicating the s| 00000660 74 72 65 61 6d 20 69 73 20 76 61 6c 69 64 0a 73 |tream is valid.s| 00000670 2e 69 73 2e 61 2e 73 74 6f 72 65 2e 66 69 6c 65 |.is.a.store.file| 00000680 3d 20 28 28 27 73 27 3c 3c 38 7c 27 74 27 29 3c |= (('s'<<8|'t')<| 00000690 3c 38 7c 27 6f 27 29 3c 3c 38 7c 27 72 27 0a 0a |<8|'o')<<8|'r'..| 000006a0 73 2e 73 74 72 65 61 6d 2e 74 79 70 65 2e 62 69 |s.stream.type.bi| 000006b0 74 73 20 20 20 20 3d 20 23 62 30 30 30 30 30 30 |ts = #b000000| 000006c0 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0000000000000000| 000006d0 30 30 31 31 31 31 31 31 31 31 0a 73 2e 69 73 2e |0011111111.s.is.| 000006e0 77 72 63 68 2e 62 69 74 09 20 20 20 20 20 20 3d |wrch.bit. =| 000006f0 20 23 62 30 30 30 30 30 30 30 30 30 30 30 30 30 | #b0000000000000| 00000700 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0000000000000000| 00000710 30 30 31 0a 73 2e 69 73 2e 76 64 75 2e 62 69 74 |001.s.is.vdu.bit| 00000720 73 09 20 20 20 20 20 20 3d 20 23 62 30 30 30 30 |s. = #b0000| 00000730 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0000000000000000| 00000740 30 30 30 30 30 30 30 30 30 30 31 31 0a 73 2e 69 |000000000011.s.i| 00000750 73 2e 70 72 69 6e 74 65 72 2e 62 69 74 73 20 20 |s.printer.bits | 00000760 20 20 20 3d 20 23 62 30 30 30 30 30 30 30 30 30 | = #b000000000| 00000770 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0000000000000000| 00000780 30 30 30 30 31 30 31 0a 73 2e 69 73 2e 73 65 72 |0000101.s.is.ser| 00000790 69 61 6c 2e 62 69 74 73 20 20 20 20 20 20 3d 20 |ial.bits = | 000007a0 23 62 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |#b00000000000000| 000007b0 30 30 30 30 30 30 30 30 30 30 30 30 30 30 31 30 |0000000000000010| 000007c0 30 31 0a 73 2e 69 73 2e 73 74 6f 72 65 2e 62 69 |01.s.is.store.bi| 000007d0 74 73 20 20 20 20 20 20 20 3d 20 23 62 30 30 30 |ts = #b000| 000007e0 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0000000000000000| 000007f0 30 30 30 30 30 30 30 30 31 30 30 30 30 0a 73 2e |0000000010000.s.| 00000800 69 73 2e 6e 75 6c 6c 2e 62 69 74 73 09 20 20 20 |is.null.bits. | 00000810 20 20 20 3d 20 23 62 30 30 30 30 30 30 30 30 30 | = #b000000000| 00000820 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0000000000000000| 00000830 31 30 30 30 30 30 30 0a 73 2e 69 73 2e 66 69 6c |1000000.s.is.fil| 00000840 65 2e 62 69 74 73 09 20 20 20 20 20 20 3d 20 23 |e.bits. = #| 00000850 62 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |b000000000000000| 00000860 30 30 30 30 30 30 30 30 30 31 30 30 30 30 30 30 |0000000001000000| 00000870 30 0a 73 2e 68 61 73 2e 63 68 61 6e 6e 65 6c 2e |0.s.has.channel.| 00000880 62 69 74 20 20 20 20 20 3d 20 23 62 30 30 30 30 |bit = #b0000| 00000890 30 31 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0100000000000000| 000008a0 30 30 30 30 30 30 30 30 30 30 30 30 0a 73 2e 69 |000000000000.s.i| 000008b0 73 2e 69 6e 70 75 74 2e 62 69 74 09 20 20 20 20 |s.input.bit. | 000008c0 20 20 3d 20 23 62 30 30 30 31 30 30 30 30 30 30 | = #b0001000000| 000008d0 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0000000000000000| 000008e0 30 30 30 30 30 30 0a 73 2e 69 73 2e 6f 75 74 70 |000000.s.is.outp| 000008f0 75 74 2e 62 69 74 20 20 20 20 20 20 20 3d 20 23 |ut.bit = #| 00000900 62 30 30 31 30 30 30 30 30 30 30 30 30 30 30 30 |b001000000000000| 00000910 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0000000000000000| 00000920 30 0a 73 2e 65 6e 64 65 64 2e 62 69 74 09 20 20 |0.s.ended.bit. | 00000930 20 20 20 20 3d 20 23 62 31 30 30 30 30 30 30 30 | = #b10000000| 00000940 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 |0000000000000000| 00000950 30 30 30 30 30 30 30 30 0a 0a 0a 2f 2f 20 53 74 |00000000...// St| 00000960 6f 72 65 20 66 69 6c 65 20 76 65 63 74 6f 72 20 |ore file vector | 00000970 6f 66 66 73 65 74 73 0a 73 74 6f 72 65 2e 6d 61 |offsets.store.ma| 00000980 67 69 63 09 20 20 20 3d 20 30 09 09 09 20 20 2f |gic. = 0... /| 00000990 2f 20 6d 61 67 69 63 20 74 6f 20 74 65 73 74 20 |/ magic to test | 000009a0 76 61 6c 69 64 69 74 79 0a 73 74 6f 72 65 2e 6e |validity.store.n| 000009b0 65 78 74 66 69 6c 65 09 20 20 20 3d 20 73 74 6f |extfile. = sto| 000009c0 72 65 2e 6d 61 67 69 63 20 2b 20 31 09 20 20 2f |re.magic + 1. /| 000009d0 2f 20 50 6f 69 6e 74 65 72 20 74 6f 20 6e 65 78 |/ Pointer to nex| 000009e0 74 20 73 74 6f 72 65 20 66 69 6c 65 0a 73 74 6f |t store file.sto| 000009f0 72 65 2e 6e 61 6d 65 09 20 20 20 3d 20 73 74 6f |re.name. = sto| 00000a00 72 65 2e 6e 65 78 74 66 69 6c 65 20 2b 20 31 20 |re.nextfile + 1 | 00000a10 20 20 2f 2f 20 6e 61 6d 65 20 6f 66 20 74 68 65 | // name of the| 00000a20 20 66 69 6c 65 20 28 66 69 72 73 74 20 62 79 74 | file (first byt| 00000a30 65 29 0a 73 74 6f 72 65 2e 6e 61 6d 65 2e 65 6e |e).store.name.en| 00000a40 64 09 20 20 20 3d 20 73 74 6f 72 65 2e 6e 61 6d |d. = store.nam| 00000a50 65 20 2b 20 28 73 2e 6e 61 6d 65 2e 6d 61 78 2e |e + (s.name.max.| 00000a60 73 69 7a 65 2f 62 79 74 65 73 70 65 72 77 6f 72 |size/bytesperwor| 00000a70 64 29 0a 73 74 6f 72 65 2e 73 74 61 72 74 09 20 |d).store.start. | 00000a80 20 20 3d 20 73 74 6f 72 65 2e 6e 61 6d 65 2e 65 | = store.name.e| 00000a90 6e 64 20 2b 20 31 20 20 20 2f 2f 20 77 68 65 72 |nd + 1 // wher| 00000aa0 65 20 66 69 6c 65 20 69 73 20 69 6e 20 73 74 6f |e file is in sto| 00000ab0 72 65 20 28 62 63 70 6c 20 70 74 72 29 0a 73 74 |re (bcpl ptr).st| 00000ac0 6f 72 65 2e 73 69 7a 65 09 20 20 20 3d 20 73 74 |ore.size. = st| 00000ad0 6f 72 65 2e 73 74 61 72 74 20 2b 20 31 09 20 20 |ore.start + 1. | 00000ae0 2f 2f 20 73 69 7a 65 20 6f 66 20 64 61 74 61 20 |// size of data | 00000af0 28 62 79 74 65 73 29 0a 73 74 6f 72 65 2e 6d 61 |(bytes).store.ma| 00000b00 78 73 69 7a 65 09 20 20 20 3d 20 73 74 6f 72 65 |xsize. = store| 00000b10 2e 73 69 7a 65 20 2b 20 31 09 20 20 2f 2f 20 73 |.size + 1. // s| 00000b20 70 61 63 65 20 61 6c 6c 6f 63 61 74 65 64 20 66 |pace allocated f| 00000b30 6f 72 20 66 69 6c 65 20 28 62 79 74 65 73 29 0a |or file (bytes).| 00000b40 73 74 6f 72 65 2e 62 6c 6f 63 6b 2e 73 69 7a 65 |store.block.size| 00000b50 20 20 20 3d 20 73 74 6f 72 65 2e 6d 61 78 73 69 | = store.maxsi| 00000b60 7a 65 09 20 20 2f 2f 20 54 68 65 20 73 69 7a 65 |ze. // The size| 00000b70 20 6f 66 20 74 68 65 20 66 69 6c 65 20 62 6c 6f | of the file blo| 00000b80 63 6b 0a 0a 0a 65 2e 6e 6f 2e 77 6f 72 6b 2e 73 |ck...e.no.work.s| 00000b90 70 61 63 65 20 09 20 20 20 20 20 3d 20 37 30 30 |pace . = 700| 00000ba0 0a 65 2e 62 61 64 2e 69 6e 70 75 74 2e 73 74 72 |.e.bad.input.str| 00000bb0 65 61 6d 09 20 20 20 20 20 3d 20 37 30 31 0a 65 |eam. = 701.e| 00000bc0 2e 62 61 64 2e 6f 75 74 70 75 74 2e 73 74 72 65 |.bad.output.stre| 00000bd0 61 6d 09 20 20 20 20 20 3d 20 37 30 32 0a 65 2e |am. = 702.e.| 00000be0 68 61 73 2e 62 65 65 6e 2e 65 6e 64 65 64 09 20 |has.been.ended. | 00000bf0 20 20 20 20 3d 20 37 30 33 0a 65 2e 6d 75 73 74 | = 703.e.must| 00000c00 2e 6e 6f 74 2e 72 65 61 64 20 09 20 20 20 20 20 |.not.read . | 00000c10 3d 20 37 30 34 0a 65 2e 6d 75 73 74 2e 6e 6f 74 |= 704.e.must.not| 00000c20 2e 77 72 69 74 65 09 20 20 20 20 20 3d 20 37 30 |.write. = 70| 00000c30 35 0a 65 2e 6e 6f 2e 62 75 66 66 65 72 2e 72 6f |5.e.no.buffer.ro| 00000c40 6f 6d 09 20 20 20 20 20 3d 20 37 30 36 0a 65 2e |om. = 706.e.| 00000c50 6e 61 73 74 79 2e 65 72 72 6f 72 09 09 20 20 20 |nasty.error.. | 00000c60 20 20 3d 20 37 30 37 0a 65 2e 63 61 6e 74 2e 6c | = 707.e.cant.l| 00000c70 6f 61 64 2e 66 69 6c 65 09 20 20 20 20 20 3d 20 |oad.file. = | 00000c80 37 30 38 0a 65 2e 73 74 6f 72 65 2e 66 69 6c 65 |708.e.store.file| 00000c90 2e 66 75 6c 6c 09 20 20 20 20 20 3d 20 37 30 39 |.full. = 709| 00000ca0 0a 0a 73 2e 6f 70 2e 63 6c 6f 73 65 09 09 20 20 |..s.op.close.. | 00000cb0 20 20 20 3d 20 23 78 30 30 0a 73 2e 6f 70 2e 69 | = #x00.s.op.i| 00000cc0 6e 70 75 74 09 09 20 20 20 20 20 3d 20 23 78 34 |nput.. = #x4| 00000cd0 30 0a 73 2e 6f 70 2e 6f 75 74 70 75 74 09 09 20 |0.s.op.output.. | 00000ce0 20 20 20 20 3d 20 23 78 38 30 0a 73 2e 6f 70 2e | = #x80.s.op.| 00000cf0 75 70 64 61 74 65 09 09 20 20 20 20 20 3d 20 23 |update.. = #| 00000d00 78 43 30 0a 0a 24 29 0a |xC0..$).| 00000d08