summaryrefslogtreecommitdiffstats
path: root/minadbd/fuse_adb_provider.cpp
diff options
context:
space:
mode:
authorElliott Hughes <enh@google.com>2015-04-10 22:59:19 +0200
committerElliott Hughes <enh@google.com>2015-04-10 22:59:19 +0200
commit20531ef60524e6205b1d9a6c12a8335c5d97e311 (patch)
tree194576dea44fa1489e187e0c681401f96cad8a2d /minadbd/fuse_adb_provider.cpp
parentMerge "Switch minui over to C++." (diff)
downloadandroid_bootable_recovery-20531ef60524e6205b1d9a6c12a8335c5d97e311.tar
android_bootable_recovery-20531ef60524e6205b1d9a6c12a8335c5d97e311.tar.gz
android_bootable_recovery-20531ef60524e6205b1d9a6c12a8335c5d97e311.tar.bz2
android_bootable_recovery-20531ef60524e6205b1d9a6c12a8335c5d97e311.tar.lz
android_bootable_recovery-20531ef60524e6205b1d9a6c12a8335c5d97e311.tar.xz
android_bootable_recovery-20531ef60524e6205b1d9a6c12a8335c5d97e311.tar.zst
android_bootable_recovery-20531ef60524e6205b1d9a6c12a8335c5d97e311.zip
Diffstat (limited to 'minadbd/fuse_adb_provider.cpp')
-rw-r--r--minadbd/fuse_adb_provider.cpp66
1 files changed, 66 insertions, 0 deletions
diff --git a/minadbd/fuse_adb_provider.cpp b/minadbd/fuse_adb_provider.cpp
new file mode 100644
index 000000000..5da7fd76c
--- /dev/null
+++ b/minadbd/fuse_adb_provider.cpp
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#include "sysdeps.h"
+
+#include "adb.h"
+#include "adb_io.h"
+#include "fuse_adb_provider.h"
+#include "fuse_sideload.h"
+
+int read_block_adb(void* cookie, uint32_t block, uint8_t* buffer,
+ uint32_t fetch_size) {
+ struct adb_data* ad = (struct adb_data*)cookie;
+
+ char buf[10];
+ snprintf(buf, sizeof(buf), "%08u", block);
+ if (!WriteStringFully(ad->sfd, buf)) {
+ fprintf(stderr, "failed to write to adb host: %s\n", strerror(errno));
+ return -EIO;
+ }
+
+ if (!ReadFdExactly(ad->sfd, buffer, fetch_size)) {
+ fprintf(stderr, "failed to read from adb host: %s\n", strerror(errno));
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static void close_adb(void* cookie) {
+ struct adb_data* ad = (struct adb_data*)cookie;
+
+ WriteStringFully(ad->sfd, "DONEDONE");
+}
+
+int run_adb_fuse(int sfd, uint64_t file_size, uint32_t block_size) {
+ struct adb_data ad;
+ struct provider_vtab vtab;
+
+ ad.sfd = sfd;
+ ad.file_size = file_size;
+ ad.block_size = block_size;
+
+ vtab.read_block = read_block_adb;
+ vtab.close = close_adb;
+
+ return run_fuse_sideload(&vtab, &ad, file_size, block_size);
+}