📄 lib_ascii.h
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#define ASCII_CHAR_EQUALS_SIGN 0x3D /* '=' */
#define ASCII_CHAR_GREATER_THAN_SIGN 0x3E /* '>' */
#define ASCII_CHAR_QUESTION_MARK 0x3F /* '\?' */
#define ASCII_CHAR_COMMERCIAL_AT 0x40 /* '@' */
/* ------------- UPPERCASE LATIN ALPHABET ------------- */
#define ASCII_CHAR_LATIN_CAPITAL_A 0x41 /* 'A' */
#define ASCII_CHAR_LATIN_CAPITAL_B 0x42 /* 'B' */
#define ASCII_CHAR_LATIN_CAPITAL_C 0x43 /* 'C' */
#define ASCII_CHAR_LATIN_CAPITAL_D 0x44 /* 'D' */
#define ASCII_CHAR_LATIN_CAPITAL_E 0x45 /* 'E' */
#define ASCII_CHAR_LATIN_CAPITAL_F 0x46 /* 'F' */
#define ASCII_CHAR_LATIN_CAPITAL_G 0x47 /* 'G' */
#define ASCII_CHAR_LATIN_CAPITAL_H 0x48 /* 'H' */
#define ASCII_CHAR_LATIN_CAPITAL_I 0x49 /* 'I' */
#define ASCII_CHAR_LATIN_CAPITAL_J 0x4A /* 'J' */
#define ASCII_CHAR_LATIN_CAPITAL_K 0x4B /* 'K' */
#define ASCII_CHAR_LATIN_CAPITAL_L 0x4C /* 'L' */
#define ASCII_CHAR_LATIN_CAPITAL_M 0x4D /* 'M' */
#define ASCII_CHAR_LATIN_CAPITAL_N 0x4E /* 'N' */
#define ASCII_CHAR_LATIN_CAPITAL_O 0x4F /* 'O' */
#define ASCII_CHAR_LATIN_CAPITAL_P 0x50 /* 'P' */
#define ASCII_CHAR_LATIN_CAPITAL_Q 0x51 /* 'Q' */
#define ASCII_CHAR_LATIN_CAPITAL_R 0x52 /* 'R' */
#define ASCII_CHAR_LATIN_CAPITAL_S 0x53 /* 'S' */
#define ASCII_CHAR_LATIN_CAPITAL_T 0x54 /* 'T' */
#define ASCII_CHAR_LATIN_CAPITAL_U 0x55 /* 'U' */
#define ASCII_CHAR_LATIN_CAPITAL_V 0x56 /* 'V' */
#define ASCII_CHAR_LATIN_CAPITAL_W 0x57 /* 'W' */
#define ASCII_CHAR_LATIN_CAPITAL_X 0x58 /* 'X' */
#define ASCII_CHAR_LATIN_CAPITAL_Y 0x59 /* 'Y' */
#define ASCII_CHAR_LATIN_CAPITAL_Z 0x5A /* 'Z' */
/* ------------ ASCII PUNCTUATION & SYMBOLS ----------- */
#define ASCII_CHAR_LEFT_SQUARE_BRACKET 0x5B /* '[' */
#define ASCII_CHAR_REVERSE_SOLIDUS 0x5C /* '\\' */
#define ASCII_CHAR_RIGHT_SQUARE_BRACKET 0x5D /* ']' */
#define ASCII_CHAR_CIRCUMFLEX_ACCENT 0x5E /* '^' */
#define ASCII_CHAR_LOW_LINE 0x5F /* '_' */
#define ASCII_CHAR_GRAVE_ACCENT 0x60 /* '`' */
/* ------------- LOWERCASE LATIN ALPHABET ------------- */
#define ASCII_CHAR_LATIN_SMALL_A 0x61 /* 'a' */
#define ASCII_CHAR_LATIN_SMALL_B 0x62 /* 'b' */
#define ASCII_CHAR_LATIN_SMALL_C 0x63 /* 'c' */
#define ASCII_CHAR_LATIN_SMALL_D 0x64 /* 'd' */
#define ASCII_CHAR_LATIN_SMALL_E 0x65 /* 'e' */
#define ASCII_CHAR_LATIN_SMALL_F 0x66 /* 'f' */
#define ASCII_CHAR_LATIN_SMALL_G 0x67 /* 'g' */
#define ASCII_CHAR_LATIN_SMALL_H 0x68 /* 'h' */
#define ASCII_CHAR_LATIN_SMALL_I 0x69 /* 'i' */
#define ASCII_CHAR_LATIN_SMALL_J 0x6A /* 'j' */
#define ASCII_CHAR_LATIN_SMALL_K 0x6B /* 'k' */
#define ASCII_CHAR_LATIN_SMALL_L 0x6C /* 'l' */
#define ASCII_CHAR_LATIN_SMALL_M 0x6D /* 'm' */
#define ASCII_CHAR_LATIN_SMALL_N 0x6E /* 'n' */
#define ASCII_CHAR_LATIN_SMALL_O 0x6F /* 'o' */
#define ASCII_CHAR_LATIN_SMALL_P 0x70 /* 'p' */
#define ASCII_CHAR_LATIN_SMALL_Q 0x71 /* 'q' */
#define ASCII_CHAR_LATIN_SMALL_R 0x72 /* 'r' */
#define ASCII_CHAR_LATIN_SMALL_S 0x73 /* 's' */
#define ASCII_CHAR_LATIN_SMALL_T 0x74 /* 't' */
#define ASCII_CHAR_LATIN_SMALL_U 0x75 /* 'u' */
#define ASCII_CHAR_LATIN_SMALL_V 0x76 /* 'v' */
#define ASCII_CHAR_LATIN_SMALL_W 0x77 /* 'w' */
#define ASCII_CHAR_LATIN_SMALL_X 0x78 /* 'x' */
#define ASCII_CHAR_LATIN_SMALL_Y 0x79 /* 'y' */
#define ASCII_CHAR_LATIN_SMALL_Z 0x7A /* 'z' */
/* ------------ ASCII PUNCTUATION & SYMBOLS ----------- */
#define ASCII_CHAR_LEFT_CURLY_BRACKET 0x7B /* '{' */
#define ASCII_CHAR_VERTICAL_LINE 0x7C /* '|' */
#define ASCII_CHAR_RIGHT_CURLY_BRACKET 0x7D /* '}' */
#define ASCII_CHAR_TILDE 0x7E /* '~' */
/* ----------------- CONTROL CHARACTER ---------------- */
#define ASCII_CHAR_DELETE 0x7F
#define ASCII_CHAR_DEL ASCII_CHAR_DELETE
/*
*********************************************************************************************************
* DATA TYPES
*********************************************************************************************************
*/
/*
*********************************************************************************************************
* GLOBAL VARIABLES
*********************************************************************************************************
*/
/*
*********************************************************************************************************
* MACRO'S
*********************************************************************************************************
*/
/*
*********************************************************************************************************
* ASCII CHARACTER CLASSIFICATION MACRO's
*********************************************************************************************************
*/
/*
*********************************************************************************************************
* ASCII_IS_ALNUM()
*
* Description : Determine whether character is an alphanumeric character.
*
* Argument(s) : c Character to examine.
*
* Return(s) : DEF_YES, if character is an alphanumeric character.
*
* DEF_NO, if character is NOT an alphanumeric character.
*
* Caller(s) : various.
*
* Note(s) : (1) 'ASCII_IS_ALNUM()' returns TRUE if EITHER 'ASCII_IS_ALPHA()' or 'ASCII_IS_DIGIT()'
* would return TRUE for the argument character.
*********************************************************************************************************
*/
#define ASCII_IS_ALNUM(c) (((((c) >= ASCII_CHAR_LATIN_CAPITAL_A) && ((c) <= ASCII_CHAR_LATIN_CAPITAL_Z)) || \
(((c) >= ASCII_CHAR_LATIN_SMALL_A ) && ((c) <= ASCII_CHAR_LATIN_SMALL_Z )) || \
(((c) >= ASCII_CHAR_DIGIT_ZERO ) && ((c) <= ASCII_CHAR_DIGIT_NINE ))) ? (DEF_YES) : (DEF_NO))
/*
*********************************************************************************************************
* ASCII_IS_ALPHA()
*
* Description : Determine whether character is an alphabetic character.
*
* Argument(s) : c Character to examine.
*
* Return(s) : DEF_YES, if character is an alphabetic character.
*
* DEF_NO, if character is NOT an alphabetic character.
*
* Caller(s) : various.
*
* Note(s) : (1) 'ASCII_IS_ALPHA()' returns TRUE if EITHER 'ASCII_IS_LOWER()' or 'ASCII_IS_UPPER()'
* would return TRUE for the argument character.
*********************************************************************************************************
*/
#define ASCII_IS_ALPHA(c) (((((c) >= ASCII_CHAR_LATIN_CAPITAL_A) && ((c) <= ASCII_CHAR_LATIN_CAPITAL_Z)) || \
(((c) >= ASCII_CHAR_LATIN_SMALL_A ) && ((c) <= ASCII_CHAR_LATIN_SMALL_Z ))) ? (DEF_YES) : (DEF_NO))
/*
*********************************************************************************************************
* ASCII_IS_BLANK()
*
* Description : Determine whether character is a standard blank character.
*
* Argument(s) : c Character to examine.
*
* Return(s) : DEF_YES, if character is a standard blank character.
*
* DEF_NO, if character is NOT a standard blank character.
*
* Caller(s) : various.
*
* Note(s) : (1) ISO/IEC 9899, Section 7.4.1.3.2 defines the 'standard blank characters' as the space
* (' ') and the horizontal tab ('\t').
*
* (2) 'ASCII_IS_BLANK()' returns TRUE if the argument character is a space or horizontal
* tab.
*********************************************************************************************************
*/
#define ASCII_IS_BLANK(c) ((((c) == ASCII_CHAR_SPACE) || ((c) == ASCII_CHAR_HT)) ? (DEF_YES) : (DEF_NO))
/*
*********************************************************************************************************
* ASCII_IS_CTRL()
*
* Description : Determine whether character is a control character.
*
* Argument(s) : c Character to examine.
*
* Return(s) : DEF_YES, if character is a control character.
*
* DEF_NO, if character is NOT a control character.
*
* Caller(s) : various.
*
* Note(s) : (1) ISO/IEC 9899, Note 170, states that in the 'seven-bit ASCII character set, the
* control characters are those whose values lie from 0 (NUL) through 0x1F (US) and
* the character 0x7F (DEL)'.
*********************************************************************************************************
*/
#define ASCII_IS_CTRL(c) (((((c) >= ASCII_CHAR_NULL ) && ((c) <= ASCII_CHAR_IS1)) || \
(((c) == ASCII_CHAR_DELETE) )) ? (DEF_YES) : (DEF_NO))
/*
*********************************************************************************************************
* ASCII_IS_DIGIT()
*
* Description : Determine whether character is an decimal-digit character.
*
* Argument(s) : c Character to examine.
*
* Return(s) : DEF_YES, if character is an decimal-digit character.
*
* DEF_NO, if character is NOT an decimal-digit character.
*
* Caller(s) : various.
*
* Note(s) : none.
*********************************************************************************************************
*/
#define ASCII_IS_DIGIT(c) ((((c) >= ASCII_CHAR_DIGIT_ZERO) && ((c) <= ASCII_CHAR_DIGIT_NINE)) ? (DEF_YES) : (DEF_NO))
/*
*********************************************************************************************************
* ASCII_IS_GRAPH()
*
* Description : Determine whether character is any printing character except space (' ').
*
* Argument(s) : c Character to examine.
*
* Return(s) : DEF_YES, if character is an graphic character.
*
* DEF_NO, if character is NOT an graphic character.
*
* Caller(s) : various.
*
* Note(s) : (1) See 'ASCII_IS_PRINT() Note #1'.
*********************************************************************************************************
*/
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