Update sk1/compressor.c

sk1/compressor.c

@@ -1 +1,21 @@
-@
+#include <stdio.h>
+
+int copy_file(const char *a, const char *b)
+{
+    FILE *x = fopen(a, "rb");  if (!x) return -1;
+    FILE *y = fopen(b, "wb");  if (!y) { fclose(x); return -1; }
+    int c, n = 0;
+    while ((c = fgetc(x)) != EOF)
+    {
+        fputc(c, y);
+        n++;
+    }
+    fclose(x);
+    fclose(y);
+    return n;
+}
+
+int compress_1(const char *a, const char *b){return copy_file(a,b);}
+int compress_2(const char *a, const char *b){return copy_file(a,b);}
+int decompress_1(const char *a, const char *b){return copy_file(a,b);}
+int decompress_2(const char *a, const char *b){return copy_file(a,b);}