You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

61 lines
1.5 KiB

#include <assert.h>
#include <stdint.h>
#include <tests/fuzz/libfuzz.h>
#include <ccan/tal/tal.h>
#include <common/amount.h>
#include <common/utils.h>
void init(int *argc, char ***argv)
{
}
void run(const uint8_t *data, size_t size)
{
struct amount_msat msat;
struct amount_sat sat;
char *string;
uint8_t *buf;
const char *fmt_msat, *fmt_msatbtc, *fmt_sat, *fmt_satbtc;
/* We should not crash when parsing any string. */
string = tal_arr(NULL, char, size);
for (size_t i = 0; i < size; i++)
string[i] = (char) data[i] % (CHAR_MAX + 1);
parse_amount_msat(&msat, string, tal_count(string));
parse_amount_sat(&sat, string, tal_count(string));
tal_free(string);
/* Same with the wire primitives. */
buf = tal_arr(NULL, uint8_t, 8);
msat = fromwire_amount_msat(&data, &size);
towire_amount_msat(&buf, msat);
sat = fromwire_amount_sat(&data, &size);
towire_amount_sat(&buf, sat);
tal_free(buf);
/* Format should inconditionally produce valid amount strings according to our
* parser */
fmt_msat = fmt_amount_msat(NULL, &msat);
fmt_msatbtc = fmt_amount_msat_btc(NULL, &msat, true);
assert(parse_amount_msat(&msat, fmt_msat, tal_count(fmt_msat)));
assert(parse_amount_msat(&msat, fmt_msatbtc, tal_count(fmt_msatbtc)));
tal_free(fmt_msat);
tal_free(fmt_msatbtc);
fmt_sat = fmt_amount_sat(NULL, &sat);
fmt_satbtc = fmt_amount_sat_btc(NULL, &sat, true);
assert(parse_amount_sat(&sat, fmt_sat, tal_count(fmt_sat)));
assert(parse_amount_sat(&sat, fmt_satbtc, tal_count(fmt_satbtc)));
tal_free(fmt_sat);
tal_free(fmt_satbtc);
}