From 24eb8a0643d50b636c77ffa8f3e23c7c3a8f5bf9 Mon Sep 17 00:00:00 2001
From: Elliott Hughes <enh@google.com>
Date: Wed, 15 Jun 2016 15:12:17 -0700
Subject: Minor minadbd cleanup.

Distinguish our "services.cpp" more clearly from the regular adbd
"services.cpp", and remove a few useless includes of "sysdeps.h".

Change-Id: Ided4945a3ac5916133322ca7e95fa51add9abaa4
---
 minadbd/minadbd_services.cpp | 103 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 minadbd/minadbd_services.cpp

(limited to 'minadbd/minadbd_services.cpp')

diff --git a/minadbd/minadbd_services.cpp b/minadbd/minadbd_services.cpp
new file mode 100644
index 000000000..003b51913
--- /dev/null
+++ b/minadbd/minadbd_services.cpp
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2007 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 <errno.h>
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "adb.h"
+#include "fdevent.h"
+#include "fuse_adb_provider.h"
+#include "sysdeps.h"
+
+typedef struct stinfo stinfo;
+
+struct stinfo {
+    void (*func)(int fd, void *cookie);
+    int fd;
+    void *cookie;
+};
+
+void service_bootstrap_func(void* x) {
+    stinfo* sti = reinterpret_cast<stinfo*>(x);
+    sti->func(sti->fd, sti->cookie);
+    free(sti);
+}
+
+static void sideload_host_service(int sfd, void* data) {
+    char* args = reinterpret_cast<char*>(data);
+    int file_size;
+    int block_size;
+    if (sscanf(args, "%d:%d", &file_size, &block_size) != 2) {
+        printf("bad sideload-host arguments: %s\n", args);
+        exit(1);
+    }
+    free(args);
+
+    printf("sideload-host file size %d block size %d\n", file_size, block_size);
+
+    int result = run_adb_fuse(sfd, file_size, block_size);
+
+    printf("sideload_host finished\n");
+    sleep(1);
+    exit(result == 0 ? 0 : 1);
+}
+
+static int create_service_thread(void (*func)(int, void *), void *cookie) {
+    int s[2];
+    if (adb_socketpair(s)) {
+        printf("cannot create service socket pair\n");
+        return -1;
+    }
+
+    stinfo* sti = reinterpret_cast<stinfo*>(malloc(sizeof(stinfo)));
+    if(sti == 0) fatal("cannot allocate stinfo");
+    sti->func = func;
+    sti->cookie = cookie;
+    sti->fd = s[1];
+
+    if (!adb_thread_create(service_bootstrap_func, sti)) {
+        free(sti);
+        adb_close(s[0]);
+        adb_close(s[1]);
+        printf("cannot create service thread\n");
+        return -1;
+    }
+
+    VLOG(SERVICES) << "service thread started, " << s[0] << ":" << s[1];
+    return s[0];
+}
+
+int service_to_fd(const char* name, const atransport* transport) {
+    int ret = -1;
+
+    if (!strncmp(name, "sideload:", 9)) {
+        // this exit status causes recovery to print a special error
+        // message saying to use a newer adb (that supports
+        // sideload-host).
+        exit(3);
+    } else if (!strncmp(name, "sideload-host:", 14)) {
+        char* arg = strdup(name + 14);
+        ret = create_service_thread(sideload_host_service, arg);
+    }
+    if (ret >= 0) {
+        close_on_exec(ret);
+    }
+    return ret;
+}
-- 
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