static void test_ops(void)
{
Set *s1 = set_create();
Set *s2 = set_create();
Set *s3 = set_create();
if (s1 == 0 || s2 == 0 || s3 == 0)
err_syserr("Out of memory\n");
load_set(s1, 1, 3, 4, 6);
dump_set("S1", s1);
load_set(s2, 2, 5, 7, 9);
dump_set("S2", s2);
set_union(s1, s2, s3);
dump_set("S1 union S2", s3);
set_empty(s3);
set_intersect(s1, s2, s3);
dump_set("S1 intersect S2", s3);
set_empty(s3);
set_difference(s1, s2, s3);
dump_set("S1 minus S2", s3);
set_empty(s3);
set_difference(s2, s1, s3);
dump_set("S2 minus S1", s3);
set_destroy(s1);
set_destroy(s2);
set_destroy(s3);
}
void descramble(unsigned char *fh, unsigned char *ptr, unsigned long filesz)
{
unsigned long chunksz;
load_set(fh);
my_srand(filesz);
/* Descramble 2 meg blocks for as long as possible, then
gradually reduce the window down to 32 bytes (1 slice) */
for(chunksz = MAXCHUNK; chunksz >= 32; chunksz >>= 1)
{
while(filesz >= chunksz)
{
load_chunk(ptr, chunksz);
filesz -= chunksz;
ptr += chunksz;
}
}
/* Load final incomplete slice */
if(filesz)
{
load(ptr, filesz);
}
}
static void test_set(void)
{
Set *set = set_create();
if (set == 0)
err_syserr("Out of memory\n");
load_set(set, 1, 3, 4, 6);
dump_set("S0", set);
set_destroy(set);
}
