sha1 digest size is 5*32-bit => 160-bit. Using 64-bit unsigned long does not cause issue with the current sha1 implementation, but could be problematic for vectorized access.
Signed-off-by: Loic Poulain loic.poulain@linaro.org --- include/u-boot/sha1.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/u-boot/sha1.h b/include/u-boot/sha1.h index 283f103..09fee59 100644 --- a/include/u-boot/sha1.h +++ b/include/u-boot/sha1.h @@ -30,7 +30,7 @@ extern const uint8_t sha1_der_prefix[]; typedef struct { unsigned long total[2]; /*!< number of bytes processed */ - unsigned long state[5]; /*!< intermediate digest state */ + uint32_t state[5]; /*!< intermediate digest state */ unsigned char buffer[64]; /*!< data block being processed */ } sha1_context;