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100 lines
3.2 KiB
100 lines
3.2 KiB
#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <stdbool.h>
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#include <limits.h>
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#define MAX_INPUT_SIZE USHRT_MAX
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#define NUM_OF_LETTERS 36
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#define DASH_PAUSE_LENGTH 1000000
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#define DOT_PAUSE_LENGTH 500000
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static const char LOWERCASE_LETTERS[NUM_OF_LETTERS] = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'};
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static const char UPPERCASE_LETTERS[NUM_OF_LETTERS] = {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'};
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// 6 spaces are needed to store the null terminator :)
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// C is fun?
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static const char MORSE[NUM_OF_LETTERS][6] = {".-", "-...", "-.-.", "-..", ".", "..-.", "--.", "....", "..", ".---", "-.-", ".-..", "--", "-.", "---", ".--.", "--.-", ".-.", "...", "-", "..-", "...-", ".--", "-..-", "-.--", "--..", ".----", "..---", "...--", "....-", ".....", "-....", "--...", "---..", "----.", "-----"};
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void print_single_morse(char charToMorse, bool isSlow, bool addLetter){
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int sizeOfMorseCode;
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// Loop through every character in the list of letters
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for (int j = 0; j < NUM_OF_LETTERS; j++){
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// If the character in the input string matches the character the character from the list
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if (charToMorse == LOWERCASE_LETTERS[j] || charToMorse == UPPERCASE_LETTERS[j]){
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sizeOfMorseCode = strlen(MORSE[j]);
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// Print chracter in ascii in brackets before the morse code
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if (addLetter){
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printf("(%c)", charToMorse, sizeOfMorseCode);
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}
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// if speed restraints are being added for effect
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if (isSlow){
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// Loop through each character in the morse code for that chracter
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for (int k = 0; k < sizeOfMorseCode; k++){
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printf("%c", MORSE[j][k]);
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// Force flush buffer so it is garunteed to be written to, with the delays in between
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fflush(stdout);
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// If the morse character is a dash
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if (MORSE[j][k] == '-'){
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// ******* TODO: Replace with Arduino light code
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// Long delay code
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usleep(DASH_PAUSE_LENGTH);
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} else {
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// ******* TODO: Replace with Arduino light code
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// Short delay code
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usleep(DOT_PAUSE_LENGTH);
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}
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}
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printf(" ");
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// If not slow
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} else {
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printf("%s ", MORSE[j]);
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}
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}
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}
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}
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void print_morse(char* strToMorse, bool isSlow, bool addLetter){
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int sizeOfInputString;
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sizeOfInputString = strlen(strToMorse);
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// Loop through every character in the input string
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for (int i = 0; i < sizeOfInputString; i++){
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print_single_morse(strToMorse[i], isSlow, addLetter);
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}
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}
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void print_unmorsed(char* morseToNormalize){
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}
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int main(int argc, char *argv[]){
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bool addLetterBeforeMorse = false;
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bool isSlow = false;
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char inputString[MAX_INPUT_SIZE];
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for (int argi = 0; argi < argc; argi++){
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char* arg = argv[argi];
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if (strcmp(arg, "--slow") == 0 || strcmp(arg, "-s") == 0){
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isSlow = true;
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} else if (strcmp(arg, "--verbose") == 0 || strcmp(arg, "-v") == 0){
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addLetterBeforeMorse = true;
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}
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}
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while (fgets(inputString, MAX_INPUT_SIZE, stdin)!=0){
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print_morse(inputString, isSlow, addLetterBeforeMorse);
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printf("\n");
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fflush(stdout);
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fflush(stdin);
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}
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printf("\n");
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return 0;
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}
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