From 7f53014c01bbefd7fd485563c002b77fe1c2f239 Mon Sep 17 00:00:00 2001
From: Nikias Bassen
Date: Wed, 26 May 2021 04:11:32 +0200
Subject: Remove libuuid dependency

---
 configure.ac         |  3 +--
 src/idevicerestore.c | 23 ++++++++++++++---------
 src/idevicerestore.h |  1 -
 3 files changed, 15 insertions(+), 12 deletions(-)

diff --git a/configure.ac b/configure.ac
index 38e24c0..2838ef8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -41,7 +41,6 @@ PKG_CHECK_MODULES(libplist, libplist-2.0 >= $LIBPLIST_VERSION)
 PKG_CHECK_MODULES(libzip, libzip >= $LIBZIP_VERSION)
 PKG_CHECK_MODULES(libcurl, libcurl >= $LIBCURL_VERSION)
 PKG_CHECK_MODULES(zlib, zlib)
-PKG_CHECK_MODULES(uuid, uuid)
 
 # optional
 PKG_CHECK_MODULES(openssl, openssl >= $OPENSSL_VERSION, have_openssl=yes, have_openssl=no)
@@ -52,7 +51,7 @@ AC_C_BIGENDIAN([AC_DEFINE([__BIG_ENDIAN__], [1], [big endian])],
 
 GLOBAL_CFLAGS="-Wno-multichar -O2"
 AC_LDADD=""
-AC_LDFLAGS="-luuid"
+AC_LDFLAGS=""
 AC_MSG_CHECKING([whether we need platform-specific build settings])
 case ${host_os} in
   *mingw32*|*cygwin*)
diff --git a/src/idevicerestore.c b/src/idevicerestore.c
index 2ceec6d..e530975 100644
--- a/src/idevicerestore.c
+++ b/src/idevicerestore.c
@@ -2472,7 +2472,7 @@ int get_recovery_os_local_policy_tss_response(
 	uint8_t digest[SHA384_DIGEST_LENGTH];
 	SHA384(lpol_file, lpol_file_length, digest);
 	plist_t lpol = plist_new_dict();
-	plist_dict_set_item(lpol, "Digest", plist_new_data(digest, SHA384_DIGEST_LENGTH));
+	plist_dict_set_item(lpol, "Digest", plist_new_data((char*)digest, SHA384_DIGEST_LENGTH));
 	plist_dict_set_item(lpol, "Trusted", plist_new_bool(1));
 	plist_dict_set_item(parameters, "Ap,LocalPolicy", lpol);
 
@@ -2483,16 +2483,21 @@ int get_recovery_os_local_policy_tss_response(
 	plist_dict_set_item(parameters, "Ap,RecoveryOSPolicyNonceHash", plist_copy(nonce_hash));
 
 	plist_t vol_uuid_node = plist_dict_get_item(args, "Ap,VolumeUUID");
-	char* vol_uuid_str = malloc(40);
+	char* vol_uuid_str = NULL;
 	plist_get_string_val(vol_uuid_node, &vol_uuid_str);
-	uuid_t vol_uuid;
-	int ret = uuid_parse(vol_uuid_str, vol_uuid);
-	if (ret != 0) {
-		error("failed to parse Ap,VolumeUUID (%s) with code %d\n", vol_uuid_str, ret);
+	unsigned int vuuid[16];
+	unsigned char vol_uuid[16];
+	if (sscanf(vol_uuid_str, "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x", &vuuid[0], &vuuid[1], &vuuid[2], &vuuid[3], &vuuid[4], &vuuid[5], &vuuid[6], &vuuid[7], &vuuid[8], &vuuid[9], &vuuid[10], &vuuid[11], &vuuid[12], &vuuid[13], &vuuid[14], &vuuid[15]) != 16) {
+		error("ERROR: Failed to parse Ap,VolumeUUID (%s)\n", vol_uuid_str);
+		free(vol_uuid_str);
 		return -1;
 	}
 	free(vol_uuid_str);
-	plist_dict_set_item(parameters, "Ap,VolumeUUID", plist_new_data(vol_uuid, 16));
+	int i;
+	for (i = 0; i < 16; i++) {
+		vol_uuid[i] = (unsigned char)vuuid[i];
+	}
+	plist_dict_set_item(parameters, "Ap,VolumeUUID", plist_new_data((char*)vol_uuid, 16));
 
 	/* create basic request */
 	request = tss_request_new(NULL);
@@ -2564,7 +2569,7 @@ int get_local_policy_tss_response(struct idevicerestore_client_t* client, plist_
 	uint8_t digest[SHA384_DIGEST_LENGTH];
 	SHA384(lpol_file, lpol_file_length, digest);
 	plist_t lpol = plist_new_dict();
-	plist_dict_set_item(lpol, "Digest", plist_new_data(digest, SHA384_DIGEST_LENGTH));
+	plist_dict_set_item(lpol, "Digest", plist_new_data((char*)digest, SHA384_DIGEST_LENGTH));
 	plist_dict_set_item(lpol, "Trusted", plist_new_bool(1));
 	plist_dict_set_item(parameters, "Ap,LocalPolicy", lpol);
 
@@ -2576,7 +2581,7 @@ int get_local_policy_tss_response(struct idevicerestore_client_t* client, plist_
 	// Hash it and add it as Ap,NextStageIM4MHash
 	uint8_t hash[SHA384_DIGEST_LENGTH];
 	SHA384(ticket, ticket_length, hash);
-	plist_dict_set_item(parameters, "Ap,NextStageIM4MHash", plist_new_data(hash, SHA384_DIGEST_LENGTH));
+	plist_dict_set_item(parameters, "Ap,NextStageIM4MHash", plist_new_data((char*)hash, SHA384_DIGEST_LENGTH));
 
 	/* create basic request */
 	request = tss_request_new(NULL);
diff --git a/src/idevicerestore.h b/src/idevicerestore.h
index 3d84c89..c9271a8 100644
--- a/src/idevicerestore.h
+++ b/src/idevicerestore.h
@@ -33,7 +33,6 @@ extern "C" {
 #include <plist/plist.h>
 #include <libirecovery.h>
 #include <openssl/sha.h>
-#include <uuid/uuid.h>
 
 // the flag with value 1 is reserved for internal use only. don't use it.
 #define FLAG_DEBUG           (1 << 1)
-- 
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