such as RSA as we load a DER key we will detect the key size
at runtime and so the algo length.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagn...@jcrosoft.com>
---
include/digest.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/digest.h b/include/digest.h
index 8250ca7..41ad912 100644
--- a/include/digest.h
+++ b/include/digest.h
@@ -45,6 +45,7 @@ struct digest_algo {
struct digest {
struct digest_algo *algo;
void *ctx;
+ unsigned int length;
};
/*
@@ -100,7 +101,7 @@ static inline int digest_verify(struct digest *d, const
unsigned char *md)
static inline int digest_length(struct digest *d)
{
- return d->algo->length;
+ return d->length ? d->length : d->algo->length;
}
static inline int digest_set_key(struct digest *d, const unsigned char *key,
--
2.1.4
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