vraag.txt

    // Read prefix coding file
//    char* prefixes[127]={NULL};
//
//    char *line = NULL;
//    size_t len = 0;
//    // Read the file line by line
//    while (getline(&line, &len, prefixCoding) != -1) {
//        char *token = strtok(line, " "); // Using space as the delimiter
//
//        // get the character
//        int value = atoi(token);
//
//        // Skip the second value
//        strtok(NULL, " ");
//        token = strtok(NULL, " ");
//
//        // Process the prefix (third value)
//        char bitstring[64]; // the prefix will never be longer than 64 bits (opgave)
//        if (token != NULL) {
//            // Remove the  newline character on each line
//            size_t prefixlength = strlen(token);
//            if (prefixlength > 0 && token[prefixlength - 1] == '\n') {
//                token[prefixlength - 1] = '\0'; // Remove the newline
//            }
//            strcpy(bitstring, token);
//        }
//        if (strcmp(bitstring,"")!=0) {
//            prefixes[value] = strdup(bitstring);
//        }
//    }


    free(line);

    fclose(prefixCoding);

    // parse the input file and write encoding to output file
    char* buffer= (char*) malloc(bufferSize*sizeof(char));

    char byte=0;
    char bitcount=0;
    size_t bytesRead;
    long lineLength = 0;
    
    //make header by just assigning 4 bytes max per prefix
    char charAmount = 0;
    char* headerBuffer = (char*) malloc(((10*127)+2)*sizeof(char));

    int headerIndex = 2;

    for (char i = 0; i < 127; i++) {
        if (prefixes[i][0] != 0) {
            headerBuffer[headerIndex] = i;
            
            headerIndex++;
            //printf("headerindex %d\n", headerIndex);
            //printf("prefix %s\n", prefixes[i]);
            
            //probleem is prefixes[i]
            headerBuffer[headerIndex] = (char) strlen(prefixes[i]);
            exit(1);