mleku/libblkmaker
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

test: Check blkmk_append_coinbase_safe with incomplete generation transactions

Browse Source
This commit is contained in:
Luke Dashjr
2016-08-15 21:57:53 +00:00
parent 9d6b0d0649
commit 76db08733f
1 changed files with 32 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
test.c
View File

@@ -1237,6 +1237,38 @@ static void test_blkmk_append_coinbase_safe() {
assert(blkmk_init_generation3(tmpl, NULL, 0, &newcb));
assert(blkmk_append_coinbase_safe2(tmpl, "\x05" "testx", 6, 0, true) == 5);
blktmpl_free(tmpl);
tmpl = blktmpl_create();
// Gen tx is cut off immediately after the coinbase.
// We don't *really* care that this works since it's not Bitcoin, but we need to make sure it doesn't corrupt memory or crash
assert(!blktmpl_add_jansson_str(tmpl, "{\"version\":3,\"height\":4,\"bits\":\"1d007fff\",\"curtime\":877,\"previousblockhash\":\"00000000a7777777a7777777a7777777a7777777a7777777a7777777a7777777\",\"coinbasetxn\":{\"data\":\"01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff07010404deadbeef\"},\"mutable\":[\"coinbase/append\"]}", simple_time_rcvd));
assert(blkmk_append_coinbase_safe(tmpl, "\x58", 1) >= 1);
assert(tmpl->cbtxn);
assert(tmpl->cbtxn->datasz == 50);
assert(!memcmp(tmpl->cbtxn->data, "\x01\0\0\0\x01\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\xff\xff\xff\xff\x08\x01\x04\x04\xde\xad\xbe\xef\x58", tmpl->cbtxn->datasz));
blktmpl_free(tmpl);
tmpl = blktmpl_create();
// Gen tx is cut off INSIDE the coinbase.
// Again, we need to make sure it doesn't corrupt memory or crash
assert(!blktmpl_add_jansson_str(tmpl, "{\"version\":3,\"height\":4,\"bits\":\"1d007fff\",\"curtime\":877,\"previousblockhash\":\"00000000a7777777a7777777a7777777a7777777a7777777a7777777a7777777\",\"coinbasetxn\":{\"data\":\"01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff07010404deadbe\"},\"mutable\":[\"coinbase/append\"]}", simple_time_rcvd));
assert(blkmk_append_coinbase_safe(tmpl, "\x58", 1) <= 0);
assert(tmpl->cbtxn);
assert(tmpl->cbtxn->datasz == 48);
assert(!memcmp(tmpl->cbtxn->data, "\x01\0\0\0\x01\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\xff\xff\xff\xff\x07\x01\x04\x04\xde\xad\xbe", tmpl->cbtxn->datasz));
blktmpl_free(tmpl);
tmpl = blktmpl_create();
// Gen tx is cut off BEFORE the coinbase
assert(!blktmpl_add_jansson_str(tmpl, "{\"version\":3,\"height\":4,\"bits\":\"1d007fff\",\"curtime\":877,\"previousblockhash\":\"00000000a7777777a7777777a7777777a7777777a7777777a7777777a7777777\",\"coinbasetxn\":{\"data\":\"01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff\"},\"mutable\":[\"coinbase/append\"]}", simple_time_rcvd));
assert(blkmk_append_coinbase_safe(tmpl, "\x58", 1) <= 0);
assert(tmpl->cbtxn);
assert(tmpl->cbtxn->datasz == 41);
assert(!memcmp(tmpl->cbtxn->data, "\x01\0\0\0\x01\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\xff\xff\xff\xff", tmpl->cbtxn->datasz));
blktmpl_free(tmpl);
}