1 files changed, 61 insertions, 0 deletions

diff --git a/libarchive/archive_cryptor.c b/libarchive/archive_cryptor.c
index 74df5c405b08..769756d0b5ab 100644
--- a/libarchive/archive_cryptor.c
+++ b/libarchive/archive_cryptor.c
@@ -85,6 +85,35 @@ pbkdf2_sha1(const char *pw, size_t pw_len, const uint8_t *salt,
 	return (BCRYPT_SUCCESS(status)) ? 0: -1;
 }
 
+#elif defined(HAVE_LIBMBEDCRYPTO) && defined(HAVE_MBEDTLS_PKCS5_H)
+
+static int
+pbkdf2_sha1(const char *pw, size_t pw_len, const uint8_t *salt,
+    size_t salt_len, unsigned rounds, uint8_t *derived_key,
+    size_t derived_key_len)
+{
+	mbedtls_md_context_t ctx;
+	const mbedtls_md_info_t *info;
+	int ret;
+
+	mbedtls_md_init(&ctx);
+	info = mbedtls_md_info_from_type(MBEDTLS_MD_SHA1);
+	if (info == NULL) {
+		mbedtls_md_free(&ctx);
+		return (-1);
+	}
+	ret = mbedtls_md_setup(&ctx, info, 1);
+	if (ret != 0) {
+		mbedtls_md_free(&ctx);
+		return (-1);
+	}
+	ret = mbedtls_pkcs5_pbkdf2_hmac(&ctx, (const unsigned char *)pw,
+	    pw_len, salt, salt_len, rounds, derived_key_len, derived_key);
+
+	mbedtls_md_free(&ctx);
+	return (ret);
+}
+
 #elif defined(HAVE_LIBNETTLE) && defined(HAVE_NETTLE_PBKDF2_H)
 
 static int
@@ -269,6 +298,38 @@ aes_ctr_release(archive_crypto_ctx *ctx)
 	return 0;
 }
 
+#elif defined(HAVE_LIBMBEDCRYPTO) && defined(HAVE_MBEDTLS_AES_H)
+static int
+aes_ctr_init(archive_crypto_ctx *ctx, const uint8_t *key, size_t key_len)
+{
+	mbedtls_aes_init(&ctx->ctx);
+	ctx->key_len = key_len;
+	memcpy(ctx->key, key, key_len);
+	memset(ctx->nonce, 0, sizeof(ctx->nonce));
+	ctx->encr_pos = AES_BLOCK_SIZE;
+	return 0;
+}
+
+static int
+aes_ctr_encrypt_counter(archive_crypto_ctx *ctx)
+{
+	if (mbedtls_aes_setkey_enc(&ctx->ctx, ctx->key,
+	    ctx->key_len * 8) != 0)
+		return (-1);
+	if (mbedtls_aes_crypt_ecb(&ctx->ctx, MBEDTLS_AES_ENCRYPT, ctx->nonce,
+	    ctx->encr_buf) != 0)
+		return (-1);
+	return 0;
+}
+
+static int
+aes_ctr_release(archive_crypto_ctx *ctx)
+{
+	mbedtls_aes_free(&ctx->ctx);
+	memset(ctx, 0, sizeof(*ctx));
+	return 0;
+}
+
 #elif defined(HAVE_LIBNETTLE) && defined(HAVE_NETTLE_AES_H)
 
 static int