QPQ-AG/enacl
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Fix bug in box_open_afternm + Improve readability of C code.

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If we write

	EXP != 0

and EXP is a very large term, it is hard to see what it gets checked against, so we rewrite it as

	0 != EXP

so we instanly see what we check against. While here, teset against 0 != crypto_box_afternm(…)
This commit is contained in:
Jesper Louis Andersen 2014-12-17 16:15:29 +01:00
parent e456f4ea9b
commit 238907e2a7
1 changed files with 2 additions and 2 deletions
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4
c_src/enacl_nif.c
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@ -191,7 +191,7 @@ ERL_NIF_TERM enif_crypto_box_open(ErlNifEnv *env, int argc, ERL_NIF_TERM const a
return nacl_error_tuple(env, "alloc_failed");
}
if (crypto_box_open(result.data, padded_ciphertext.data, padded_ciphertext.size, nonce.data, pk.data, sk.data) != 0) {
if (0 != crypto_box_open(result.data, padded_ciphertext.data, padded_ciphertext.size, nonce.data, pk.data, sk.data)) {
enif_release_binary(&result);
return nacl_error_tuple(env, "failed_verification");
}
@ -274,7 +274,7 @@ ERL_NIF_TERM enif_crypto_box_open_afternm(ErlNifEnv *env, int argc, ERL_NIF_TERM
return nacl_error_tuple(env, "alloc_failed");
}
if (crypto_box_open_afternm(result.data, m.data, m.size, nonce.data, k.data)) {
if (0 != crypto_box_open_afternm(result.data, m.data, m.size, nonce.data, k.data)) {
enif_release_binary(&result);
return nacl_error_tuple(env, "failed_verification");
}