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author | Elliott Hughes <enh@google.com> | 2015-04-10 23:58:43 +0200 |
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committer | Android Git Automerger <android-git-automerger@android.com> | 2015-04-10 23:58:43 +0200 |
commit | a16bb6d9e4e47bc5d4f53ee44b90df0114f2883a (patch) | |
tree | 194576dea44fa1489e187e0c681401f96cad8a2d /minadbd/fuse_adb_provider.cpp | |
parent | am 53b8ca4b: am 23017c5d: Merge "Switch minui over to C++." (diff) | |
parent | am 51697d27: Merge "Switch minadb over to C++." (diff) | |
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Diffstat (limited to 'minadbd/fuse_adb_provider.cpp')
-rw-r--r-- | minadbd/fuse_adb_provider.cpp | 66 |
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); +} |