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lib: wrap crypt API to hide errno usage

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In order to prevent using the global errno, replace it with a static
version and create a wrapper function which returns the error value.

Signed-off-by: Steffen Jaeckel <jaeckel-floss@eyet-services.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
This commit is contained in:
Steffen Jaeckel
2021-07-08 15:57:34 +02:00
committed by Tom Rini
parent 26dd993657
commit 29bbe71ccf
8 changed files with 98 additions and 38 deletions
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24
test/lib/test_crypt.c
View File

@@ -21,19 +21,39 @@
static int lib_crypt(struct unit_test_state *uts)
{
int equals = 0;
int err;
err = crypt_compare("", "password", &equals);
ut_assertf(err != 0, "crypt_compare successful but should not\n");
ut_assertf(equals != 1,
"crypt_compare password hash matched but should not\n");
if (IS_ENABLED(CONFIG_CRYPT_PW_SHA256)) {
crypt_compare(
err = crypt_compare("$5$", "password", &equals);
ut_assertf(err == 0, "crypt-sha256 not successful\n");
ut_assertf(
equals != 1,
"crypt-sha256 password hash matched but should not\n");
err = crypt_compare(
"$5$rounds=640000$TM4lL4zXDG7F4aRX$JM7a9wmvodnA0WasjTztj6mxg.KVuk6doQ/eBhdcapB",
"password", &equals);
ut_assertf(err == 0, "crypt-sha256 failed: %d\n", err);
ut_assertf(equals == 1,
"crypt-sha256 password hash didn't match\n");
}
equals = 0;
if (IS_ENABLED(CONFIG_CRYPT_PW_SHA512)) {
crypt_compare(
err = crypt_compare("$6$", "password", &equals);
ut_assertf(err == 0, "crypt-sha512 not successful\n");
ut_assertf(
equals != 1,
"crypt-sha512 password hash matched but should not\n");
err = crypt_compare(
"$6$rounds=640000$fCTP1F0N5JLq2eND$z5EzK5KZJA9JnOaj5d1Gg/2v6VqFOQJ3bVekWuCPauabutBt/8qzV1exJnytUyhbq3H0bSBXtodwNbtGEi/Tm/",
"password", &equals);
ut_assertf(err == 0, "crypt-sha512 failed: %d\n", err);
ut_assertf(equals == 1,
"crypt-sha512 password hash didn't match\n");
}