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Add an extra static assertion

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This commit is contained in:
Frank Denis 2014-05-13 10:41:55 -07:00
parent 3ca303075d
commit f25d7aa4f1
1 changed files with 2 additions and 0 deletions
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2
src/libsodium/crypto_secretbox/crypto_secretbox_easy.c
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@ -62,6 +62,8 @@ crypto_secretbox_open_easy(unsigned char *m, const unsigned char *c,
size_t m_boxed_len;
int rc;
(void) sizeof(int[crypto_secretbox_BOXZEROBYTES + crypto_secretbox_MACBYTES
== crypto_secretbox_ZEROBYTES]);
if (clen < crypto_secretbox_MACBYTES ||
clen > SIZE_MAX - crypto_secretbox_BOXZEROBYTES) {
return -1;