diff options
Diffstat (limited to 'providers/implementations/macs/kmac_prov.c')
-rw-r--r-- | providers/implementations/macs/kmac_prov.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/providers/implementations/macs/kmac_prov.c b/providers/implementations/macs/kmac_prov.c index d6fccf442f..111e0e8ba7 100644 --- a/providers/implementations/macs/kmac_prov.c +++ b/providers/implementations/macs/kmac_prov.c @@ -59,6 +59,7 @@ #include "prov/provider_ctx.h" #include "prov/provider_util.h" #include "prov/providercommon.h" +#include "internal/cryptlib.h" /* ossl_assert */ /* * Forward declaration of everything implemented here. This is not strictly @@ -497,7 +498,7 @@ static int encode_string(unsigned char *out, size_t *out_len, return 0; } - out[0] = len; + out[0] = (unsigned char)len; for (i = len; i > 0; --i) { out[i] = (bits & 0xFF); bits >>= 8; @@ -534,9 +535,12 @@ static int bytepad(unsigned char *out, size_t *out_len, return 1; } + if (!ossl_assert(w <= 255)) + return 0; + /* Left encoded w */ *p++ = 1; - *p++ = w; + *p++ = (unsigned char)w; /* || in1 */ memcpy(p, in1, in1_len); p += in1_len; |