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/*
* Copyright (C) 2017 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 <elf.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <string>
void usage(const char* me) {
static const char* usage_s = "Usage:\n"
" %s /system/bin/app_process <args>\n"
"or, better:\n"
" setprop wrap.<nicename> %s\n";
fprintf(stderr, usage_s, me, me);
exit(1);
}
int main(int argc, char** argv) {
if (argc < 2) {
usage(argv[0]);
}
char** args = new char*[argc];
// If we are wrapping app_process, replace it with app_process_asan.
// TODO(eugenis): rewrite to <dirname>/asan/<basename>, if exists?
if (strcmp(argv[1], "/system/bin/app_process") == 0) {
args[0] = (char*)"/system/bin/asan/app_process";
} else if (strcmp(argv[1], "/system/bin/app_process32") == 0) {
args[0] = (char*)"/system/bin/asan/app_process32";
} else if (strcmp(argv[1], "/system/bin/app_process64") == 0) {
args[0] = (char*)"/system/bin/asan/app_process64";
} else {
args[0] = argv[1];
}
for (int i = 1; i < argc - 1; ++i)
args[i] = argv[i + 1];
args[argc - 1] = 0;
for (int i = 0; i < argc - 1; ++i)
printf("argv[%d] = %s\n", i, args[i]);
execv(args[0], args);
}