Exemple #1
0
struct memory_file *
make_memory_file(const char *archive_name, void *data, size_t len,
    const char *owner, const char *group, mode_t mode)
{
	struct memory_file *file;

	file = xmalloc(sizeof(*file));
	file->name = archive_name;
	file->owner = (owner != NULL) ? xstrdup(owner) : NULL;
	file->group = (group != NULL) ? xstrdup(group) : NULL;
	file->data = data;
	file->len = len;

	memset(&file->st, 0, sizeof(file->st));

	file->st.st_atime = file->st.st_ctime = file->st.st_mtime = time(NULL);

	file->st.st_nlink = 1;
	file->st.st_size = len;
	file->st.st_mode = mode | S_IFREG;

	update_ids(file);

	return file;
}
Exemple #2
0
struct memory_file *
make_memory_file(const char *archive_name, void *data, size_t len,
    const char *owner, const char *group, mode_t mode)
{
	struct memory_file *file;

	if ((file = malloc(sizeof(*file))) == NULL)
		err(2, "malloc failed");

	file->name = archive_name;
	file->owner = owner;
	file->group = group;

	file->data = data;
	file->len = len;

	memset(&file->st, 0, sizeof(file->st));

	file->st.st_atime = file->st.st_ctime = file->st.st_mtime = time(NULL);

	file->st.st_nlink = 1;
	file->st.st_size = len;
	file->st.st_mode = mode | S_IFREG;

	update_ids(file);

	return file;
}
Exemple #3
0
EXTERN_C

void __csirt_unit_init(const char * const name,
                       uint64_t num_inst,
                       uint64_t *inst_id_base,
                       fed_entry *entries) {
    // TODO(ddoucet): threadsafety
    if (!csi_init_called) {
        // TODO(ddoucet): what to call this with?
        __csi_init("TODO: give the actual name here");
        csi_init_called = true;
    }

    add_to_fed_table(entries, num_inst);
    update_ids(num_inst, inst_id_base);
    __csi_unit_init(name, num_inst);
}
Exemple #4
0
struct memory_file *
load_memory_file(const char *disk_name,
    const char *archive_name, const char *owner, const char *group,
    mode_t mode)
{
	struct memory_file *file;
	int fd;

	file = xmalloc(sizeof(*file));
	file->name = archive_name;
	file->owner = (owner != NULL) ? xstrdup(owner) : NULL;
	file->group = (group != NULL) ? xstrdup(group) : NULL;
	file->mode = mode;

	fd = open(disk_name, O_RDONLY);
	if (fd == -1)
		err(2, "cannot open file %s", disk_name);
	if (fstat(fd, &file->st) == -1)
		err(2, "cannot stat file %s", disk_name);

	update_ids(file);

	if ((file->st.st_mode & S_IFMT) != S_IFREG)
		errx(1, "meta data file %s is not regular file", disk_name);
	if (file->st.st_size > SSIZE_MAX)
		errx(2, "meta data file too large: %s", disk_name);
	file->data = xmalloc(file->st.st_size);

	if (read(fd, file->data, file->st.st_size) != file->st.st_size)
		err(2, "cannot read file into memory %s", disk_name);

	file->len = file->st.st_size;

	close(fd);

	return file;
}
Exemple #5
0
struct memory_file *
load_memory_file(const char *disk_name,
    const char *archive_name, const char *owner, const char *group,
    mode_t mode)
{
	struct memory_file *file;
	int fd;

	if ((file = malloc(sizeof(*file))) == NULL)
		err(2, "malloc failed");

	file->name = archive_name;
	file->owner = owner;
	file->group = group;
	file->mode = mode;

	fd = open(disk_name, O_RDONLY);
	if (fd == -1)
		err(2, "cannot open file %s", disk_name);
	if (fstat(fd, &file->st) == -1)
		err(2, "cannot stat file %s", disk_name);

	update_ids(file);

	if (file->st.st_size > SSIZE_MAX ||
	    (file->data = malloc(file->st.st_size)) == NULL)
		errx(2, "cannot allocate memory for file %s", disk_name);

	if (read(fd, file->data, file->st.st_size) != file->st.st_size)
		err(2, "cannot read file into memory %s", disk_name);

	file->len = file->st.st_size;

	close(fd);

	return file;
}