static int
file_set_contents(const char *filename, const char *contents, size_t len)
{
FILE *fd;
char *ptr;
size_t nb, tot_nb;
if ((fd = file_get_fd(filename, 1)) == NULL)
return (-1);
printf("writing %d bytes to file %s\n", len, filename);
tot_nb = 0;
ptr = (char *)contents;
while (contents && tot_nb < len) {
nb = fwrite(ptr, 1, len, fd);
if (ferror(fd) || nb == 0) {
fclose(fd);
return (-1);
}
tot_nb += nb;
ptr += nb;
}
fclose(fd);
return (0);
}
FILE *
wiki_save_generated_fd(const char *page)
{
char filename[PATH_MAX];
snprintf(filename, sizeof filename, "%s/%s/generated.html",
config.contents_dir, page);
return file_get_fd(filename, 1);
}
static struct security_descriptor *file_get_sd( struct object *obj )
{
struct file *file = (struct file *)obj;
struct security_descriptor *sd;
struct fd *fd;
assert( obj->ops == &file_ops );
fd = file_get_fd( obj );
sd = get_file_sd( obj, fd, &file->mode, &file->uid );
release_object( fd );
return sd;
}
static int file_set_sd( struct object *obj, const struct security_descriptor *sd,
unsigned int set_info )
{
struct fd *fd;
int ret;
assert( obj->ops == &file_ops );
fd = file_get_fd( obj );
ret = set_file_sd( obj, fd, sd, set_info );
release_object( fd );
return ret;
}
static int
file_get_contents(const char *filename, char **result)
{
FILE *fd;
char *contents;
char *ptr;
size_t nb, tot_nb;
*result = NULL;
if ((fd = file_get_fd(filename, 0)) == NULL)
return (-1);
if ((contents = malloc(BUF_SIZE)) == NULL) {
fclose(fd);
return (-1);
}
nb = 0;
tot_nb = 0;
ptr = contents;
while(!feof(fd)) {
nb = fread(ptr, 1, BUF_SIZE, fd);
if (ferror(fd)) {
free(contents);
fclose(fd);
return (-1);
}
tot_nb += nb;
if (nb < BUF_SIZE) break;
contents = realloc(contents, tot_nb + BUF_SIZE);
if (contents == NULL) {
fclose(fd);
return (-1);
}
ptr = contents + tot_nb;
}
ptr[tot_nb] = '\0';
fclose(fd);
*result = contents;
return tot_nb;
}