archive_cryptor: silence Nettle 3.5+ warnings

2 files changed, 28 insertions, 0 deletions

diff --git a/libarchive/archive_cryptor.c b/libarchive/archive_cryptor.c
index 8ab2b097..486e2999 100644
--- a/libarchive/archive_cryptor.c
+++ b/libarchive/archive_cryptor.c
@@ -347,8 +347,35 @@ aes_ctr_init(archive_crypto_ctx *ctx, const uint8_t *key, size_t key_len)
 static int
 aes_ctr_encrypt_counter(archive_crypto_ctx *ctx)
 {
+#if NETTLE_VERSION_MAJOR < 3 || \
+	(NETTLE_VERSION_MAJOR == 3 && NETTLE_VERSION_MINOR < 5)
 	aes_set_encrypt_key(&ctx->ctx, ctx->key_len, ctx->key);
 	aes_encrypt(&ctx->ctx, AES_BLOCK_SIZE, ctx->encr_buf, ctx->nonce);
+#else
+	switch(ctx->key_len) {
+	case 16:
+		aes128_set_encrypt_key((struct aes128_ctx *)&ctx->ctx.u.ctx128,
+		    ctx->key);
+		aes128_encrypt((struct aes128_ctx *)&ctx->ctx.u.ctx128,
+		    AES_BLOCK_SIZE, ctx->encr_buf, ctx->nonce);
+		break;
+	case 24:
+		aes192_set_encrypt_key((struct aes192_ctx *)&ctx->ctx.u.ctx192,
+		    ctx->key);
+		aes192_encrypt((struct aes192_ctx *)&ctx->ctx.u.ctx192,
+		    AES_BLOCK_SIZE, ctx->encr_buf, ctx->nonce);
+		break;
+	case 32:
+		aes256_set_encrypt_key((struct aes256_ctx *)&ctx->ctx.u.ctx256,
+		    ctx->key);
+		aes256_encrypt((struct aes256_ctx *)&ctx->ctx.u.ctx256,
+		    AES_BLOCK_SIZE, ctx->encr_buf, ctx->nonce);
+		break;
+	default:
+		return -1;
+		break;
+	}
+#endif
 	return 0;
 }
 
diff --git a/libarchive/archive_cryptor_private.h b/libarchive/archive_cryptor_private.h
index 64a20556..bcd6c583 100644
--- a/libarchive/archive_cryptor_private.h
+++ b/libarchive/archive_cryptor_private.h
@@ -104,6 +104,7 @@ typedef struct {
 #include <nettle/pbkdf2.h>
 #endif
 #include <nettle/aes.h>
+#include <nettle/version.h>
 
 typedef struct {
 	struct aes_ctx	ctx;