1: /*
   2:  *   Z M O D E M . H     Manifest constants for ZMODEM
   3:  *    application to application file transfer protocol
   4:  *    04-17-89  Chuck Forsberg Omen Technology Inc
   5:  */
   6: #define ZPAD '*'    /* 052 Padding character begins frames */
   7: #define ZDLE 030    /* Ctrl-X Zmodem escape - `ala BISYNC DLE */
   8: #define ZDLEE (ZDLE^0100)   /* Escaped ZDLE as transmitted */
   9: #define ZBIN 'A'    /* Binary frame indicator (CRC-16) */
  10: #define ZHEX 'B'    /* HEX frame indicator */
  11: #define ZBIN32 'C'  /* Binary frame with 32 bit FCS */
  12: #define ZBINR32 'D' /* RLE packed Binary frame with 32 bit FCS */
  13: #define ZVBIN 'a'   /* Binary frame indicator (CRC-16) */
  14: #define ZVHEX 'b'   /* HEX frame indicator */
  15: #define ZVBIN32 'c' /* Binary frame with 32 bit FCS */
  16: #define ZVBINR32 'd'    /* RLE packed Binary frame with 32 bit FCS */
  17: #define ZRESC   0176    /* RLE flag/escape character */
  18: #define ZMAXHLEN 16 /* Max header information length  NEVER CHANGE */
  19: #define ZMAXSPLEN 1024  /* Max subpacket length  NEVER CHANGE */
  20: 
  21: /* Frame types (see array "frametypes" in zm.c) */
  22: #define ZRQINIT 0   /* Request receive init */
  23: #define ZRINIT  1   /* Receive init */
  24: #define ZSINIT 2    /* Send init sequence (optional) */
  25: #define ZACK 3      /* ACK to above */
  26: #define ZFILE 4     /* File name from sender */
  27: #define ZSKIP 5     /* To sender: skip this file */
  28: #define ZNAK 6      /* Last packet was garbled */
  29: #define ZABORT 7    /* Abort batch transfers */
  30: #define ZFIN 8      /* Finish session */
  31: #define ZRPOS 9     /* Resume data trans at this position */
  32: #define ZDATA 10    /* Data packet(s) follow */
  33: #define ZEOF 11     /* End of file */
  34: #define ZFERR 12    /* Fatal Read or Write error Detected */
  35: #define ZCRC 13     /* Request for file CRC and response */
  36: #define ZCHALLENGE 14   /* Receiver's Challenge */
  37: #define ZCOMPL 15   /* Request is complete */
  38: #define ZCAN 16     /* Other end canned session with CAN*5 */
  39: #define ZFREECNT 17 /* Request for free bytes on filesystem */
  40: #define ZCOMMAND 18 /* Command from sending program */
  41: #define ZSTDERR 19  /* Output to standard error, data follows */
  42: 
  43: /* ZDLE sequences */
  44: #define ZCRCE 'h'   /* CRC next, frame ends, header packet follows */
  45: #define ZCRCG 'i'   /* CRC next, frame continues nonstop */
  46: #define ZCRCQ 'j'   /* CRC next, frame continues, ZACK expected */
  47: #define ZCRCW 'k'   /* CRC next, ZACK expected, end of frame */
  48: #define ZRUB0 'l'   /* Translate to rubout 0177 */
  49: #define ZRUB1 'm'   /* Translate to rubout 0377 */
  50: 
  51: /* zdlread return values (internal) */
  52: /* -1 is general error, -2 is timeout */
  53: #define GOTOR 0400
  54: #define GOTCRCE (ZCRCE|GOTOR)   /* ZDLE-ZCRCE received */
  55: #define GOTCRCG (ZCRCG|GOTOR)   /* ZDLE-ZCRCG received */
  56: #define GOTCRCQ (ZCRCQ|GOTOR)   /* ZDLE-ZCRCQ received */
  57: #define GOTCRCW (ZCRCW|GOTOR)   /* ZDLE-ZCRCW received */
  58: #define GOTCAN  (GOTOR|030) /* CAN*5 seen */
  59: 
  60: /* Byte positions within header array */
  61: #define ZF0 3   /* First flags byte */
  62: #define ZF1 2
  63: #define ZF2 1
  64: #define ZF3 0
  65: #define ZP0 0   /* Low order 8 bits of position */
  66: #define ZP1 1
  67: #define ZP2 2
  68: #define ZP3 3   /* High order 8 bits of file position */
  69: 
  70: /* Bit Masks for ZRINIT flags byte ZF0 */
  71: #define CANFDX  01  /* Rx can send and receive true FDX */
  72: #define CANOVIO 02  /* Rx can receive data during disk I/O */
  73: #define CANBRK  04  /* Rx can send a break signal */
  74: #define CANRLE  010 /* Receiver can decode RLE */
  75: #define CANLZW  020 /* Receiver can uncompress */
  76: #define CANFC32 040 /* Receiver can use 32 bit Frame Check */
  77: #define ESCCTL 0100 /* Receiver expects ctl chars to be escaped */
  78: #define ESC8   0200 /* Receiver expects 8th bit to be escaped */
  79: 
  80: /* Bit Masks for ZRINIT flags byte ZF1 */
  81: #define CANVHDR 01  /* Variable headers OK */
  82: 
  83: /* Parameters for ZSINIT frame */
  84: #define ZATTNLEN 32 /* Max length of attention string */
  85: #define ALTCOFF ZF1 /* Offset to alternate canit string, 0 if not used */
  86: /* Bit Masks for ZSINIT flags byte ZF0 */
  87: #define TESCCTL 0100    /* Transmitter expects ctl chars to be escaped */
  88: #define TESC8   0200    /* Transmitter expects 8th bit to be escaped */
  89: 
  90: /* Parameters for ZFILE frame */
  91: /* Conversion options one of these in ZF0 */
  92: #define ZCBIN   1   /* Binary transfer - inhibit conversion */
  93: #define ZCNL    2   /* Convert NL to local end of line convention */
  94: #define ZCRESUM 3   /* Resume interrupted file transfer */
  95: /* Management include options, one of these ored in ZF1 */
  96: #define ZMSKNOLOC   0200    /* Skip file if not present at rx */
  97: /* Management options, one of these ored in ZF1 */
  98: #define ZMMASK  037 /* Mask for the choices below */
  99: #define ZMNEWL  1   /* Transfer if source newer or longer */
 100: #define ZMCRC   2   /* Transfer if different file CRC or length */
 101: #define ZMAPND  3   /* Append contents to existing file (if any) */
 102: #define ZMCLOB  4   /* Replace existing file */
 103: #define ZMNEW   5   /* Transfer if source newer */
 104:     /* Number 5 is alive ... */
 105: #define ZMDIFF  6   /* Transfer if dates or lengths different */
 106: #define ZMPROT  7   /* Protect destination file */
 107: /* Transport options, one of these in ZF2 */
 108: #define ZTLZW   1   /* Lempel-Ziv compression */
 109: #define ZTRLE   3   /* Run Length encoding */
 110: /* Extended options for ZF3, bit encoded */
 111: #define ZXSPARS 64  /* Encoding for sparse file operations */
 112: #define ZCANVHDR    01  /* Variable headers OK */
 113: /* Receiver window size override */
 114: #define ZRWOVR 4    /* byte position for receive window override/256 */
 115: 
 116: /* Parameters for ZCOMMAND frame ZF0 (otherwise 0) */
 117: #define ZCACK1  1   /* Acknowledge, then do command */
 118: 
 119: long rclhdr();
 120: 
 121: /* Globals used by ZMODEM functions */
 122: extern Rxframeind;  /* ZBIN ZBIN32, or ZHEX type of frame */
 123: extern Rxtype;      /* Type of header received */
 124: extern Rxcount;     /* Count of data bytes received */
 125: extern Rxtimeout;   /* Tenths of seconds to wait for something */
 126: extern long Rxpos;  /* Received file position */
 127: extern long Txpos;  /* Transmitted file position */
 128: extern Txfcs32;     /* TURE means send binary frames with 32 bit FCS */
 129: extern Crc32t;      /* Display flag indicating 32 bit CRC being sent */
 130: extern Crc32;       /* Display flag indicating 32 bit CRC being received */
 131: extern Znulls;      /* Number of nulls to send at beginning of ZDATA hdr */
 132: extern char Attn[ZATTNLEN+1];   /* Attention string rx sends to tx on err */
 133: extern char *Altcan;    /* Alternate canit string */
 134: 
 135: /* End of ZMODEM.H */

Defined macros

ALTCOFF defined in line 85; used 1 times
CANBRK defined in line 73; used 1 times
CANFC32 defined in line 76; used 3 times
CANLZW defined in line 75; never used
CANOVIO defined in line 72; used 2 times
CANRLE defined in line 74; used 3 times
CANVHDR defined in line 81; used 2 times
ESC8 defined in line 78; never used
ESCCTL defined in line 77; never used
GOTCAN defined in line 58; used 1 times
GOTCRCE defined in line 54; used 2 times
GOTCRCG defined in line 55; never used
GOTCRCQ defined in line 56; never used
GOTCRCW defined in line 57; used 3 times
GOTOR defined in line 53; used 6 times
TESC8 defined in line 88; never used
TESCCTL defined in line 87; used 5 times
ZABORT defined in line 29; never used
ZATTNLEN defined in line 84; used 4 times
ZBIN defined in line 9; used 1 times
ZBIN32 defined in line 11; used 1 times
ZBINR32 defined in line 12; used 1 times
ZCACK1 defined in line 117; used 3 times
ZCAN defined in line 38; used 5 times
ZCANVHDR defined in line 112; used 1 times
ZCBIN defined in line 92; used 2 times
ZCHALLENGE defined in line 36; never used
ZCNL defined in line 93; used 2 times
ZCOMMAND defined in line 40; used 3 times
ZCOMPL defined in line 37; used 4 times
ZCRC defined in line 35; used 1 times
ZCRCE defined in line 44; used 5 times
ZCRCG defined in line 45; used 2 times
ZCRCQ defined in line 46; used 4 times
ZCRCW defined in line 47; used 9 times
ZCRESUM defined in line 94; used 2 times
ZDATA defined in line 32; used 3 times
ZDLE defined in line 7; used 8 times
ZDLEE defined in line 8; never used
ZEOF defined in line 33; used 1 times
ZF0 defined in line 61; used 13 times
ZF1 defined in line 62; used 6 times
ZF2 defined in line 63; used 2 times
ZF3 defined in line 64; used 3 times
ZFERR defined in line 34; used 1 times
ZFILE defined in line 26; used 2 times
ZFREECNT defined in line 39; never used
ZHEX defined in line 10; used 1 times
ZMAPND defined in line 101; used 3 times
ZMAXHLEN defined in line 18; used 7 times
ZMAXSPLEN defined in line 19; never used
ZMCLOB defined in line 102; used 2 times
ZMCRC defined in line 100; used 1 times
ZMDIFF defined in line 105; never used
ZMMASK defined in line 98; used 2 times
ZMNEW defined in line 103; used 1 times
ZMNEWL defined in line 99; used 1 times
ZMPROT defined in line 106; used 2 times
ZMSKNOLOC defined in line 96; used 1 times
ZNAK defined in line 28; used 5 times
ZP0 defined in line 65; used 4 times
ZP1 defined in line 66; used 4 times
ZP2 defined in line 67; used 3 times
ZP3 defined in line 68; used 3 times
ZPAD defined in line 6; used 5 times
ZRESC defined in line 17; never used
ZRINIT defined in line 23; used 3 times
ZRPOS defined in line 31; used 2 times
ZRQINIT defined in line 22; used 2 times
ZRUB0 defined in line 48; never used
ZRUB1 defined in line 49; never used
ZRWOVR defined in line 114; never used
ZSINIT defined in line 24; used 2 times
ZSKIP defined in line 27; used 2 times
ZSTDERR defined in line 41; never used
ZTLZW defined in line 108; never used
ZTRLE defined in line 109; used 3 times
ZVBIN defined in line 13; used 1 times
ZVBIN32 defined in line 15; used 1 times
ZVBINR32 defined in line 16; used 1 times
ZVHEX defined in line 14; used 1 times
ZXSPARS defined in line 111; never used

Usage of this include

zmodem.h used 1 times
Last modified: 1992-06-14
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