bsd/vm/perfMemory_bsd.cpp

158   char* dirname = NEW_C_HEAP_ARRAY(char, nbytes, mtInternal);
161   snprintf(dirname, nbytes, "%s/%s_%s", tmpdir, perfdir, user);
163   return dirname;
298 static DIR *open_directory_secure(const char* dirname) {
306   RESTARTABLE(::open(dirname, O_RDONLY|O_NOFOLLOW), result);
311         warning("directory %s is a symlink and is not secure\n", dirname);
313         warning("could not open directory %s: %s\n", dirname, os::strerror(errno));
328   dirp = ::opendir(dirname);
360 static DIR *open_directory_secure_cwd(const char* dirname, int *saved_cwd_fd) {
363   DIR* dirp = open_directory_secure(dirname);
379   // Set the current directory to dirname by using the fd of the directory and
384       warning("could not change to directory %s", dirname);
627 static char* get_sharedmem_filename(const char* dirname, int vmid) {
630   size_t nbytes = strlen(dirname) + UINT_CHARS + 2;
633   snprintf(name, nbytes, "%s/%d", dirname, vmid);
671 static void cleanup_sharedmem_resources(const char* dirname) {
675   DIR* dirp = open_directory_secure_cwd(dirname, &saved_cwd_fd);
690   char* dbuf = NEW_C_HEAP_ARRAY(char, os::readdir_buf_size(dirname), mtInternal);
741 static bool make_user_tmp_dir(const char* dirname) {
746   if (mkdir(dirname, S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH) == OS_ERR) {
752       if (!is_directory_secure(dirname)) {
755           warning("%s directory is insecure\n", dirname);
766                 dirname, os::strerror(errno));
780 static int create_sharedmem_resources(const char* dirname, const char* filename, size_t size) {
783   if (!make_user_tmp_dir(dirname)) {
791   DIR* dirp = open_directory_secure_cwd(dirname, &saved_cwd_fd);
932   char* dirname = get_user_tmp_dir(user_name);
933   char* filename = get_sharedmem_filename(dirname, vmid);
944   cleanup_sharedmem_resources(dirname);
949   fd = create_sharedmem_resources(dirname, short_filename, size);
952   FREE_C_HEAP_ARRAY(char, dirname);
1092   char* dirname = get_user_tmp_dir(luser);
1097   if (!is_directory_secure(dirname)) {
1098     FREE_C_HEAP_ARRAY(char, dirname);
1106   char* filename = get_sharedmem_filename(dirname, vmid);
1117   FREE_C_HEAP_ARRAY(char, dirname);