38 lines
1.9 KiB
C
38 lines
1.9 KiB
C
/*****************************************************************************
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DChars.h
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This header file defines identifiers for control characters.
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*****************************************************************************/
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#define CTRL_A '\001' /* SOH - start of heading */
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#define CTRL_B '\002' /* STX - start of text */
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#define CTRL_C '\003' /* ETX - end of text */
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#define CTRL_D '\004' /* EOT - end of transmission */
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#define CTRL_E '\005' /* ENQ - enquiry */
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#define CTRL_F '\006' /* ACK - acknowledge */
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#define CTRL_G '\007' /* BEL - bell */
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#define BAKSPC '\010' /* BS - backspace control H */
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#define TABCHR '\011' /* HT - horizontal tab control I */
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#define LINEFD '\012' /* LF - line feed control J */
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#define VRTTAB '\013' /* VT - vertical tab control K */
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#define FORMFD '\014' /* FF - form feed control L */
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#define CRETRN '\015' /* CR - carriage return control M */
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#define CTRL_N '\016' /* SO - shift out */
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#define CTRL_O '\017' /* SI - shift in */
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#define CTRL_P '\020' /* DLE - data link escape */
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#define CTRL_Q '\021' /* DC1 - device control 1 */
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#define CTRL_R '\022' /* DC2 - device control 2 */
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#define CTRL_S '\023' /* DC3 - device control 3 */
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#define CTRL_T '\024' /* DC4 - device control 4 */
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#define CTRL_U '\025' /* NAK - negative acknowledge */
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#define CTRL_V '\026' /* SYN - synchronous idle */
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#define CTRL_W '\027' /* ETB - end of transmission block */
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#define CTRL_X '\030' /* CAN - cancel */
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#define CTRL_Y '\031' /* EM - end of medium */
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#define CTRL_Z '\032' /* SUB - substitute */
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#define ESCAPE '\033' /* ESC - escape control [ */
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#define FSCHAR '\034' /* FS - file separator control \ */
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#define GSCHAR '\035' /* GS - group separator control ] */
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#define RSCHAR '\036' /* RS - record separator control ^ */
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#define USCHAR '\037' /* US - unit separator control _ */
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#define SPACE '\040' /* SP - space */
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#define DELETE '\177' /* DEL - delete */
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