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-rw-r--r--src/common/crypto.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/common/crypto.h b/src/common/crypto.h
index bc47813889..f25bc89947 100644
--- a/src/common/crypto.h
+++ b/src/common/crypto.h
@@ -158,7 +158,7 @@ int crypto_dh_get_bytes(crypto_dh_env_t *dh);
int crypto_dh_generate_public(crypto_dh_env_t *dh);
int crypto_dh_get_public(crypto_dh_env_t *dh, char *pubkey_out,
size_t pubkey_out_len);
-int crypto_dh_compute_secret(crypto_dh_env_t *dh,
+ssize_t crypto_dh_compute_secret(crypto_dh_env_t *dh,
const char *pubkey, size_t pubkey_len,
char *secret_out, size_t secret_out_len);
void crypto_dh_free(crypto_dh_env_t *dh);