dedup

commit daf72e281ef887f4754d0b224b10c9fb03440ddc
parent a1037d78c0b5a6d557e520a87d484e77168610b9
Author: sin <sin@2f30.org>
Date:   Thu,  2 May 2019 23:40:35 +0100

Rework asserts

Diffstat:
M
key.c
 | 
10
+++++-----

1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/key.c b/key.c
@@ -10,7 +10,7 @@ keygen(unsigned char *key, size_t n)
 {
 	if (n < crypto_aead_xchacha20poly1305_ietf_KEYBYTES)
 		return -1;
-	assert(KEYSIZE == crypto_aead_xchacha20poly1305_ietf_KEYBYTES);
+	assert(n == KEYSIZE);
 	if (sodium_init() < 0)
 		return -1;
 	crypto_aead_xchacha20poly1305_ietf_keygen(key);
@@ -22,8 +22,8 @@ savekey(int fd, unsigned char *key, size_t n)
 {
 	if (n < crypto_aead_xchacha20poly1305_ietf_KEYBYTES)
 		return -1;
-	assert(KEYSIZE == crypto_aead_xchacha20poly1305_ietf_KEYBYTES);
-	if (write(fd, key, KEYSIZE) != KEYSIZE)
+	assert(n == KEYSIZE);
+	if (write(fd, key, n) != n)
 		return -1;
 	return 0;
 }
@@ -33,8 +33,8 @@ loadkey(int fd, unsigned char *key, size_t n)
 {
 	if (n < crypto_aead_xchacha20poly1305_ietf_KEYBYTES)
 		return -1;
-	assert(KEYSIZE == crypto_aead_xchacha20poly1305_ietf_KEYBYTES);
-	if (read(fd, key, KEYSIZE) != KEYSIZE)
+	assert(n == KEYSIZE);
+	if (read(fd, key, n) != n)
 		return -1;
 	return 0;
 }