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-rw-r--r--ext/digest/md5/md5ossl.c13
-rw-r--r--ext/digest/md5/md5ossl.h18
2 files changed, 25 insertions, 6 deletions
diff --git a/ext/digest/md5/md5ossl.c b/ext/digest/md5/md5ossl.c
index d94ae2cd2f3..d08d2db05ed 100644
--- a/ext/digest/md5/md5ossl.c
+++ b/ext/digest/md5/md5ossl.c
@@ -2,8 +2,15 @@
#include "md5ossl.h"
-void
-MD5_Finish(MD5_CTX *pctx, unsigned char *digest)
+int
+rb_digest_md5osslevp_Init(EVP_MD_CTX *pctx)
{
- MD5_Final(digest, pctx);
+ return EVP_DigestInit_ex(pctx, EVP_md5(), NULL);
+}
+
+int
+rb_digest_md5osslevp_Finish(EVP_MD_CTX *pctx, unsigned char *digest)
+{
+ /* if EVP_DigestFinal_ex fails, we ignore that */
+ return EVP_DigestFinal_ex(pctx, digest, NULL);
}
diff --git a/ext/digest/md5/md5ossl.h b/ext/digest/md5/md5ossl.h
index 1680c4f5c9f..f1028704a0d 100644
--- a/ext/digest/md5/md5ossl.h
+++ b/ext/digest/md5/md5ossl.h
@@ -4,10 +4,22 @@
#define MD5OSSL_H_INCLUDED
#include <stddef.h>
-#include <openssl/md5.h>
+#include <openssl/evp.h>
-#define MD5_BLOCK_LENGTH MD5_CBLOCK
+#define MD5_Init rb_digest_md5osslevp_Init
+#define MD5_Update EVP_DigestUpdate
+#define MD5_Finish rb_digest_md5osslevp_Finish
+#define MD5_CTX EVP_MD_CTX
-void MD5_Finish(MD5_CTX *pctx, unsigned char *digest);
+/* We should use EVP_MD_size(3) and EVP_MD_block_size(3), but the
+ advantage of these is that they are flexible across digest
+ algorithms and we are fixing the digest algorithm here; and these
+ numbers must be constants because the rb_digest_metadata_t
+ structure is declared const. Simplest way is to write literals. */
+#define MD5_BLOCK_LENGTH 64
+#define MD5_DIGEST_LENGTH 16
+
+int MD5_Init(MD5_CTX *pctx);
+int MD5_Finish(MD5_CTX *pctx, unsigned char *digest);
#endif