array-in-a-matrix
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hamming-code
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return sus arrays

This commit is contained in:
array-in-a-matrix 2021-07-06 04:25:27 -04:00
parent 34f0e8ec34
commit ce38ddb276
2 changed files with 39 additions and 23 deletions
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61
index.c
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@ -10,17 +10,17 @@ int random_number(int lower, int upper);
void print_matrix(int matrix[GRID_SIZE][GRID_SIZE]);
void induce_noise(int matrix[GRID_SIZE][GRID_SIZE]);
void parity_check(int matrix[GRID_SIZE][GRID_SIZE]);
void error_check(int matrix[GRID_SIZE][GRID_SIZE]);
int error_check(int matrix[GRID_SIZE][GRID_SIZE]);
void parity_check_1(int matrix[GRID_SIZE][GRID_SIZE]);
void parity_check_2(int matrix[GRID_SIZE][GRID_SIZE]);
void parity_check_3(int matrix[GRID_SIZE][GRID_SIZE]);
void parity_check_4(int matrix[GRID_SIZE][GRID_SIZE]);
void error_check_1(int matrix[GRID_SIZE][GRID_SIZE]);
void error_check_2(int matrix[GRID_SIZE][GRID_SIZE]);
void error_check_3(int matrix[GRID_SIZE][GRID_SIZE]);
void error_check_4(int matrix[GRID_SIZE][GRID_SIZE]);
int * error_check_1(int matrix[GRID_SIZE][GRID_SIZE]);
int * error_check_2(int matrix[GRID_SIZE][GRID_SIZE]);
int * error_check_3(int matrix[GRID_SIZE][GRID_SIZE]);
int * error_check_4(int matrix[GRID_SIZE][GRID_SIZE]);
int main()
{
@ -44,7 +44,6 @@ int main()
printf("\n");
printf("\n");
error_check(message);
return 0;
};
@ -92,12 +91,19 @@ void parity_check(int matrix[GRID_SIZE][GRID_SIZE])
parity_check_4(matrix);
};
void error_check(int matrix[GRID_SIZE][GRID_SIZE])
int error_check(int matrix[GRID_SIZE][GRID_SIZE])
{
error_check_1(matrix);
error_check_2(matrix);
error_check_3(matrix);
error_check_4(matrix);
int * sus_array_1 = error_check_1(matrix);
int * sus_array_2 = error_check_2(matrix);
int * sus_array_3 = error_check_3(matrix);
int * sus_array_4 = error_check_4(matrix);
printf("(%i, %i)\n", sus_array_1[0], sus_array_1[1]);
printf("(%i, %i)\n", sus_array_2[0], sus_array_2[1]);
printf("(%i, %i)\n", sus_array_3[0], sus_array_3[1]);
printf("(%i, %i)\n", sus_array_4[0], sus_array_4[1]);
return 0;
};
@ -234,7 +240,7 @@ void parity_check_4(int matrix[GRID_SIZE][GRID_SIZE])
};
void error_check_1(int matrix[GRID_SIZE][GRID_SIZE])
int * error_check_1(int matrix[GRID_SIZE][GRID_SIZE])
{
int counter = 0;
int col_1[GRID_SIZE], col_3[GRID_SIZE];
@ -259,15 +265,17 @@ void error_check_1(int matrix[GRID_SIZE][GRID_SIZE])
if ((counter % 2) != 0)
{
printf("Error in col 1 or col 3\n");
static int sus[2] = {1, 3};
return sus;
}
else
{
printf("Message is unharmed.\n");
static int sus[2] = {-1, -1};
return sus;
};
};
void error_check_2(int matrix[GRID_SIZE][GRID_SIZE])
int * error_check_2(int matrix[GRID_SIZE][GRID_SIZE])
{
int counter = 0;
int col_2[GRID_SIZE], col_3[GRID_SIZE];
@ -292,15 +300,17 @@ void error_check_2(int matrix[GRID_SIZE][GRID_SIZE])
if ((counter % 2) != 0)
{
printf("Error in col 2 or col 3\n");
static int sus[2] = {2, 3};
return sus;
}
else
{
printf("Message is unharmed.\n");
static int sus[2] = {-1, -1};
return sus;
};
};
void error_check_3(int matrix[GRID_SIZE][GRID_SIZE])
int * error_check_3(int matrix[GRID_SIZE][GRID_SIZE])
{
int counter = 0;
int row_1[GRID_SIZE], row_3[GRID_SIZE];
@ -322,17 +332,20 @@ void error_check_3(int matrix[GRID_SIZE][GRID_SIZE])
counter++;
};
};
if ((counter % 2) != 0)
{
printf("Error in row 1 or row 3\n");
static int sus[2] = {1, 3};
return sus;
}
else
{
printf("Message is unharmed.\n");
static int sus[2] = {-1, -1};
return sus;
};
};
void error_check_4(int matrix[GRID_SIZE][GRID_SIZE])
int * error_check_4(int matrix[GRID_SIZE][GRID_SIZE])
{
int counter = 0;
int row_2[GRID_SIZE], row_3[GRID_SIZE];
@ -357,10 +370,12 @@ void error_check_4(int matrix[GRID_SIZE][GRID_SIZE])
if ((counter % 2) != 0)
{
printf("Error in row 2 or row 3\n");
static int sus[2] = {2, 3};
return sus;
}
else
{
printf("Message is unharmed.\n");
static int sus[2] = {-1, -1};
return sus;
};
};

1
makefile
View File

@ -1,4 +1,5 @@
all:
clear
gcc index.c -o hamming.o
chmod +x hamming.o
./hamming.o