56 lines
1.4 KiB
Plaintext
56 lines
1.4 KiB
Plaintext
/*
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Vigenere Cipher encoder / decoder demo
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And an excuse to play around with EEPROM memory
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*/
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#include "vigenereCipher.h"
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// -------- Functions --------- //
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void printFromEEPROM(char *eepromString);
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void enterText(char text[]);
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void displayCodes(void);
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void changeCode(char codeBuffer[]);
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void selectCode(char code[]);
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void encodeVigenere(char text[], char code[]);
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void decodeVigenere(char text[], char code[]);
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int main(void) {
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// -------- Inits --------- //
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char textBuffer[MAX_TEXT_LENGTH];
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char codeString[CODE_LEN];
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char input;
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initUSART();
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// ------ Event loop ------ //
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while (1) {
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// Menu
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printFromEEPROM(welcomeString);
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// .... more fany menu printing
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printFromEEPROM(menuDecode);
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input = receiveByte();
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switch (input) {
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case 'e': // encode
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encodeVigenere(textBuffer, codeString);
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break;
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case 'd': // decode
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decodeVigenere(textBuffer, codeString);
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break;
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case 'n': // new text
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printFromEEPROM(promptTypeText);
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enterText(textBuffer);
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break;
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case 'c': // choose code
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selectCode(codeString);
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break;
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case 'x': // change code
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changeCode(codeString);
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break;
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}
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} /* End event loop */
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return (0); /* This line is never reached */
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}
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