/**
* Reads in a file from the specified input path and outputs a a binary decoding to
* specified bin path and a fully decoded version to specified output path.
* This should simply open the necessary files, call the above helper functions
* in the correct sequence, and close the necessary files.
*
* @param input the path to the input file
* @param bin the path to the decoded ASCII binary output file
* @param output the path to the decoded output file
* @param index The index of the bit from which binary values should be extracted
*/
void decodeFile(char* input, char* bin, char* output, int index){
FILE* in,*binary,*out;
in=fopen(input,"r");
binary=fopen(bin,"r+w");
out=fopen(output,"w");
codeToBinary(in,binary,index);
binaryToText(binary,out);
fclose(in);
fclose(out);
fclose(binary);
}
/**
* Reads in a file from the specified input path and outputs a a binary decoding to
* specified bin path and a fully decoded version to specified output path.
* This should simply open the necessary files, call the above helper functions
* in the correct sequence, and close the necessary files.
*
* @param input the path to the input file
* @param bin the path to the decoded ASCII binary output file
* @param output the path to the decoded output file
* @param index The index of the bit from which binary values should be extracted
*/
void decodeFile(char* input, char* bin, char* output, int index){
//if the input array or bin array or output array is null, end function
if(input == NULL || bin == NULL || output == NULL)
{
return;
}
//open the in file in read mode
FILE *in = fopen(input, "r");
//open the binary file in write mode
FILE *binary = fopen(bin, "w");
//if in or binary file is null, means fopen fails, end the function
if(in == NULL || binary == NULL)
return;
//translate the encoded message into the bianry file
codeToBinary(in, binary, index);
fclose(binary);
//open binary file in read mode
binary = fopen(bin, "r");
//open output file in write mode
FILE *character = fopen(output, "w");
//if binary file or output file is null, means fopen fail, end function
if(binary == NULL || character == NULL)
return;
//translate the binary message into deocded message
binaryToText(binary, character);
//close all files
fclose(in);
fclose(binary);
fclose(character);
}
