blob: ded54a5b983c1ae88702dd2461fc8053cffdcd6b [file] [log] [blame]
/*
* Copyright (C) 2013 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/time.h>
#include "util.h"
using android::base::borrowed_fd;
static bool g_verbose = false;
double now() {
struct timeval tv;
gettimeofday(&tv, NULL);
return (double)tv.tv_sec + (double)tv.tv_usec / 1000000;
}
void die(const char* fmt, ...) {
va_list ap;
va_start(ap, fmt);
fprintf(stderr, "fastboot: error: ");
vfprintf(stderr, fmt, ap);
fprintf(stderr, "\n");
va_end(ap);
exit(EXIT_FAILURE);
}
void die(const std::string& str) {
die("%s", str.c_str());
}
void set_verbose() {
g_verbose = true;
}
void verbose(const char* fmt, ...) {
if (!g_verbose) return;
if (*fmt != '\n') {
va_list ap;
va_start(ap, fmt);
fprintf(stderr, "fastboot: verbose: ");
vfprintf(stderr, fmt, ap);
va_end(ap);
}
fprintf(stderr, "\n");
}
bool should_flash_in_userspace(const android::fs_mgr::LpMetadata& metadata,
const std::string& partition_name) {
for (const auto& partition : metadata.partitions) {
auto candidate = android::fs_mgr::GetPartitionName(partition);
if (partition.attributes & LP_PARTITION_ATTR_SLOT_SUFFIXED) {
// On retrofit devices, we don't know if, or whether, the A or B
// slot has been flashed for dynamic partitions. Instead we add
// both names to the list as a conservative guess.
if (candidate + "_a" == partition_name || candidate + "_b" == partition_name) {
return true;
}
} else if (candidate == partition_name) {
return true;
}
}
return false;
}
bool is_sparse_file(borrowed_fd fd) {
SparsePtr s(sparse_file_import(fd.get(), false, false), sparse_file_destroy);
return !!s;
}
int64_t get_file_size(borrowed_fd fd) {
struct stat sb;
if (fstat(fd.get(), &sb) == -1) {
die("could not get file size");
}
return sb.st_size;
}