bool ApkFile::open(const std::string &path)
{
unzFile uf = unzOpen(path.c_str());
if (!uf) {
LOGE("%s: Failed to open archive", path.c_str());
return false;
}
auto close_uf = util::finally([&]{
unzClose(uf);
});
if (unzLocateFile(uf, "AndroidManifest.xml", nullptr) != UNZ_OK) {
LOGE("%s: package does not contain AndroidManifest.xml", path.c_str());
return false;
}
std::vector<unsigned char> data;
if (!read_to_memory(uf, &data)) {
LOGE("%s: Failed to extract AndroidManifest.xml", path.c_str());
return false;
}
// Load AndroidManifest.xml and check package name
return parse_manifest(data.data(), data.size());
}
Code_t check_viewable(char *message, int checktime, int updateuser)
{
char *ptr, *usertfile;
time_t ftime, utime;
int status, usersize, ufd;
char *usertfilename;
if(strncmp(message, GMS_VERSION_STRING, GMS_VERSION_STRING_LEN)) {
return(GMS_SERVER_VERSION);
}
ptr = strchr(message, '\n');
if(!ptr) {
return(GMS_SERVER_GARBLED);
}
ftime = atol(&message[GMS_VERSION_STRING_LEN+1]);
{
struct passwd *pw;
char *userdir;
pw = getpwuid(getuid());
if(pw) {
userdir = pw->pw_dir;
} else {
/* couldn't check user's file, probably better send it. */
return(0);
}
usertfilename = malloc(GMS_USERFILE_NAME_LEN+strlen(userdir)+1);
strcpy(usertfilename, userdir);
strcat(usertfilename, GMS_USERFILE_NAME);
ufd = open(usertfilename, O_RDONLY, 0666);
}
if(ufd != -1) {
/* read the file and close it */
status = read_to_memory(&usertfile, &usersize, ufd);
/* check the version string */
if(!status) {
if(!strncmp(usertfile, GMS_VERSION_STRING, GMS_VERSION_STRING_LEN)) {
/* now check for end of first line */
ptr = strchr(usertfile, '\n');
if(ptr) {
/* now we check the time stamp */
utime = atol(&usertfile[GMS_VERSION_STRING_LEN+1]);
if(ftime <= utime) {
/* user has already seen, we punt. */
free(usertfile);
free(usertfilename);
/* but we only punt if they have asked for it... */
if(checktime) {
return(GMS_OLD_MESSAGE);
} else {
return(0);
}
}
}
}
/* only valid if read_to_memory worked... */
free(usertfile);
}
}
/* only write out the new time stamp if they want it. */
if(updateuser) {
/* now, reopen/create the file to write new timestamp */
ufd = open(usertfilename, O_WRONLY|O_CREAT|O_TRUNC, 0666);
if(ufd != -1) {
char *msg = &message[GMS_VERSION_STRING_LEN];
/* write out the version number */
write(ufd, GMS_VERSION_STRING, GMS_VERSION_STRING_LEN);
/* write out the timestring from the message file */
ptr = strchr(message, '\n')+1;
write(ufd, msg, ptr - msg);
close(ufd);
}
}
/* filename no longer needed... */
free(usertfilename);
/* if we tried to write, we want to print... */
return(0);
}