int image_load(const char *path,
struct format *output_format,
struct fb_image *image)
{
int fd = 0;
int err = 0;
char *buf = NULL;
size_t len = 0;
struct stat stat;
parser parse_func;
if (NULL == path)
return VMM_EFAIL;
if (0 > (fd = vfs_open(path, O_RDONLY, 0)))
return fd;
if (VMM_OK != (err = vfs_fstat(fd, &stat))) {
goto out;
}
if (NULL == (buf = vmm_malloc(stat.st_size))) {
err = VMM_ENOMEM;
goto out;
}
len = vfs_read(fd, buf, stat.st_size);
if (NULL == (parse_func = parser_get(buf, len))) {
vmm_printf("Unsupported format\n");
err = VMM_EFAIL;
goto out;
}
err = parse_func(buf, len, image, output_format);
out:
if ((VMM_OK != err) && buf)
vmm_free(buf);
if (fd >= 0)
vfs_close(fd);
return err;
}
t_state *parse_tab(char *file)
{
int fd;
t_state *state;
int size;
char *str;
size = 0;
if ((fd = open(file, O_RDONLY)) == -1 ||
!(state = (t_state *)malloc(sizeof(t_state))))
{
print_usage();
exit(-1);
}
parse_func(fd, &str, size, state);
state->id = 0;
state->father = -1;
init_link(state, NULL);
return (state);
}
int
parse_config_file(FILE *file)
{
char buf[4096];
int rc;
line = 0;
parse_func = pf_top_level;
while (fgets(buf, sizeof(buf), file) != NULL) {
int len = strlen(buf);
while (len && (buf[len - 1] == '\n' || buf[len - 1] == '\r')) {
len--;
}
buf[len] = '\0';
line++;
rc = parse_func(buf, parse_context);
if (rc != 0) {
return (rc);
}
}
return (0);
}
