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| author | Simon Glass <sjg@chromium.org> | 2021-10-14 12:48:07 -0600 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2021-11-11 19:02:34 -0500 |
| commit | 4a255ea3b65e7793eea97a90ad00dc2b59889683 (patch) | |
| tree | 3d61765cb89672ba2cdab07ec363ca627827aeb0 /test | |
| parent | 3bfb0f719a196558f909ca568f3803f86a190509 (diff) | |
| download | u-boot-4a255ea3b65e7793eea97a90ad00dc2b59889683.tar.gz u-boot-4a255ea3b65e7793eea97a90ad00dc2b59889683.tar.bz2 u-boot-4a255ea3b65e7793eea97a90ad00dc2b59889683.zip | |
lib: Add a function to convert a string to a hex value
Add an xtoa() function, similar to itoa() but for hex instead.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Artem Lapkin <email2tema@gmail.com>
Tested-by: Artem Lapkin <email2tema@gmail.com>
Diffstat (limited to 'test')
| -rw-r--r-- | test/print_ut.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/print_ut.c b/test/print_ut.c index 4fbb15b6d3..152a8c3334 100644 --- a/test/print_ut.c +++ b/test/print_ut.c @@ -335,16 +335,40 @@ static int print_itoa(struct unit_test_state *uts) ut_asserteq_str("0", simple_itoa(0)); ut_asserteq_str("2147483647", simple_itoa(0x7fffffff)); ut_asserteq_str("4294967295", simple_itoa(0xffffffff)); + + /* Use #ifdef here to avoid a compiler warning on 32-bit machines */ +#ifdef CONFIG_PHYS_64BIT if (sizeof(ulong) == 8) { ut_asserteq_str("9223372036854775807", simple_itoa((1UL << 63) - 1)); ut_asserteq_str("18446744073709551615", simple_itoa(-1)); } +#endif /* CONFIG_PHYS_64BIT */ return 0; } PRINT_TEST(print_itoa, 0); +static int print_xtoa(struct unit_test_state *uts) +{ + ut_asserteq_str("7f", simple_xtoa(127)); + ut_asserteq_str("00", simple_xtoa(0)); + ut_asserteq_str("7fffffff", simple_xtoa(0x7fffffff)); + ut_asserteq_str("ffffffff", simple_xtoa(0xffffffff)); + + /* Use #ifdef here to avoid a compiler warning on 32-bit machines */ +#ifdef CONFIG_PHYS_64BIT + if (sizeof(ulong) == 8) { + ut_asserteq_str("7fffffffffffffff", + simple_xtoa((1UL << 63) - 1)); + ut_asserteq_str("ffffffffffffffff", simple_xtoa(-1)); + } +#endif /* CONFIG_PHYS_64BIT */ + + return 0; +} +PRINT_TEST(print_xtoa, 0); + int do_ut_print(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) { struct unit_test *tests = UNIT_TEST_SUITE_START(print_test); |