From 20531ef60524e6205b1d9a6c12a8335c5d97e311 Mon Sep 17 00:00:00 2001
From: Elliott Hughes <enh@google.com>
Date: Fri, 10 Apr 2015 13:59:19 -0700
Subject: Switch minadb over to C++.

Change-Id: I5afaf70caa590525627c676c88b445d3162de33e
---
 minadbd/services.cpp | 105 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 minadbd/services.cpp

(limited to 'minadbd/services.cpp')

diff --git a/minadbd/services.cpp b/minadbd/services.cpp
new file mode 100644
index 000000000..a83256796
--- /dev/null
+++ b/minadbd/services.cpp
@@ -0,0 +1,105 @@
+/*
+ * 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 "sysdeps.h"
+
+#define  TRACE_TAG  TRACE_SERVICES
+#include "adb.h"
+#include "fdevent.h"
+#include "fuse_adb_provider.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);
+    return 0;
+}
+
+static void sideload_host_service(int sfd, void* cookie) {
+    char* saveptr;
+    const char* s = adb_strtok_r(reinterpret_cast<char*>(cookie), ":", &saveptr);
+    uint64_t file_size = strtoull(s, NULL, 10);
+    s = adb_strtok_r(NULL, ":", &saveptr);
+    uint32_t block_size = strtoul(s, NULL, 10);
+
+    printf("sideload-host file size %" PRIu64 " block size %" PRIu32 "\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];
+
+    adb_thread_t t;
+    if (adb_thread_create( &t, service_bootstrap_func, sti)){
+        free(sti);
+        adb_close(s[0]);
+        adb_close(s[1]);
+        printf("cannot create service thread\n");
+        return -1;
+    }
+
+    D("service thread started, %d:%d\n",s[0], s[1]);
+    return s[0];
+}
+
+int service_to_fd(const char* name) {
+    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)) {
+        ret = create_service_thread(sideload_host_service, (void*)(name + 14));
+    }
+    if (ret >= 0) {
+        close_on_exec(ret);
+    }
+    return ret;
+}
-- 
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