diff --git a/crypto/hash-glib.c b/crypto/hash-glib.c
index 82de9db705c4d79e3eaa4aee288282105eca75ff..18e64faa9c5e63ae5f922fe23197d9e017dbcefe 100644
--- a/crypto/hash-glib.c
+++ b/crypto/hash-glib.c
@@ -29,7 +29,7 @@ static int qcrypto_hash_alg_map[QCRYPTO_HASH_ALG__MAX] = {
     [QCRYPTO_HASH_ALG_SHA1] = G_CHECKSUM_SHA1,
     [QCRYPTO_HASH_ALG_SHA224] = -1,
     [QCRYPTO_HASH_ALG_SHA256] = G_CHECKSUM_SHA256,
-    [QCRYPTO_HASH_ALG_SHA384] = -1,
+    [QCRYPTO_HASH_ALG_SHA384] = G_CHECKSUM_SHA384,
     [QCRYPTO_HASH_ALG_SHA512] = G_CHECKSUM_SHA512,
     [QCRYPTO_HASH_ALG_RIPEMD160] = -1,
 };
diff --git a/crypto/hash.c b/crypto/hash.c
index 8f1502ce686ea6417d709f5d13d00009ab6253d7..4c18f040446d82357e04c70cd52345fc14d3c550 100644
--- a/crypto/hash.c
+++ b/crypto/hash.c
@@ -23,15 +23,15 @@
 #include "hashpriv.h"
 
 static size_t qcrypto_hash_alg_size[QCRYPTO_HASH_ALG__MAX] = {
-    [QCRYPTO_HASH_ALG_MD5] = 16,
-    [QCRYPTO_HASH_ALG_SHA1] = 20,
-    [QCRYPTO_HASH_ALG_SHA224] = 28,
-    [QCRYPTO_HASH_ALG_SHA256] = 32,
-    [QCRYPTO_HASH_ALG_SHA384] = 48,
-    [QCRYPTO_HASH_ALG_SHA512] = 64,
-    [QCRYPTO_HASH_ALG_RIPEMD160] = 20,
+    [QCRYPTO_HASH_ALG_MD5]       = QCRYPTO_HASH_DIGEST_LEN_MD5,
+    [QCRYPTO_HASH_ALG_SHA1]      = QCRYPTO_HASH_DIGEST_LEN_SHA1,
+    [QCRYPTO_HASH_ALG_SHA224]    = QCRYPTO_HASH_DIGEST_LEN_SHA224,
+    [QCRYPTO_HASH_ALG_SHA256]    = QCRYPTO_HASH_DIGEST_LEN_SHA256,
+    [QCRYPTO_HASH_ALG_SHA384]    = QCRYPTO_HASH_DIGEST_LEN_SHA384,
+    [QCRYPTO_HASH_ALG_SHA512]    = QCRYPTO_HASH_DIGEST_LEN_SHA512,
+    [QCRYPTO_HASH_ALG_RIPEMD160] = QCRYPTO_HASH_DIGEST_LEN_RIPEMD160,
 #ifdef CONFIG_CRYPTO_SM3
-    [QCRYPTO_HASH_ALG_SM3] = 32,
+    [QCRYPTO_HASH_ALG_SM3]       = QCRYPTO_HASH_DIGEST_LEN_SM3,
 #endif
 };
 
diff --git a/include/crypto/hash.h b/include/crypto/hash.h
index 54d87aa2a135a41e2f3853672209149d75b535bd..f2c8c645cf85a599bdc69d11fa460217a7499a75 100644
--- a/include/crypto/hash.h
+++ b/include/crypto/hash.h
@@ -23,6 +23,15 @@
 
 #include "qapi/qapi-types-crypto.h"
 
+#define QCRYPTO_HASH_DIGEST_LEN_MD5       16
+#define QCRYPTO_HASH_DIGEST_LEN_SHA1      20
+#define QCRYPTO_HASH_DIGEST_LEN_SHA224    28
+#define QCRYPTO_HASH_DIGEST_LEN_SHA256    32
+#define QCRYPTO_HASH_DIGEST_LEN_SHA384    48
+#define QCRYPTO_HASH_DIGEST_LEN_SHA512    64
+#define QCRYPTO_HASH_DIGEST_LEN_RIPEMD160 20
+#define QCRYPTO_HASH_DIGEST_LEN_SM3       32
+
 /* See also "QCryptoHashAlgorithm" defined in qapi/crypto.json */
 
 /**