#include <stdio.h>
 
#define MAX_ROWS 512
#define MAX_COLS 512
 
char *file_content[MAX_ROWS];
 
void readFile(char *file_name, char **file_content) {
    char const* const fileName = file_name; 
    FILE* file = stdin;//fopen(fileName, "r"); 
 
    int i = 0;
 
    char line_buf[MAX_COLS];
    line_buf[MAX_COLS-1] = '\0';
    while(fgets(line_buf, MAX_COLS-1, file)) { 
        size_t len = strlen(line_buf);
        file_content[i] = calloc(len,sizeof(char));
        memcpy(file_content[i], line_buf, len);
        file_content[i][len-1] = '\0';
        i++;
    }
 
    for(int j; j<i; ++j)
    {
		printf("line %d: %s \n",j,file_content[j]);  	
    }
    fclose(file);
}
 
int main(void) {
	readFile(NULL,file_content);
	return 0;
}
 

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dGVzdApsaW5lMgphbm90aGVyIGxpbmUKZW1wdHkgbGluZSBmb2xsb3dpbmcKCgoK

test
line2
another line
empty line following