//! Parse a document (by URL).
//-----------------------------------------------------------------------
static bool
parse_string(const parser_type &p, const wchar_type *cur,
const url_type &url = url_type(),
const options_type &opt = options_type())
{
p->myDoc = xmlCtxtReadDoc(p, cur, url, "UTF-8", opt);
return (p->myDoc != 0);
}
/*
* Store standard filename prefix
*/
static void get_prefix(void)
{
int len;
char *p;
char c;
if (!(DHCPMagic & 0x04)) {
/* No path prefix option, derive from boot file */
strlcpy(path_prefix, boot_file, sizeof path_prefix);
len = strlen(path_prefix);
p = &path_prefix[len - 1];
while (len--) {
c = *p--;
c |= 0x20;
c = (c >= '0' && c <= '9') ||
(c >= 'a' && c <= 'z') ||
(c == '.' || c == '-');
if (!c)
break;
};
if (len < 0)
p --;
*(p + 2) = 0; /* Zero-terminate after delimiter */
}
ddprintf("TFTP prefix: %s\n", path_prefix);
if (url_type(path_prefix) == URL_SUFFIX) {
/*
* Construct a ::-style TFTP path.
*
* We may have moved out of the root directory at the time
* this function is invoked, but to maintain compatibility
* with versions of Syslinux < 5.00, path_prefix must be
* relative to "::".
*/
p = strdup(path_prefix);
if (!p)
return;
snprintf(path_prefix, sizeof path_prefix, "::%s", p);
free(p);
}
chdir(path_prefix);
}
/*
* chdir for PXE
*/
static int pxe_chdir(struct fs_info *fs, const char *src)
{
/* The cwd for PXE is just a text prefix */
enum url_type path_type = url_type(src);
if (path_type == URL_SUFFIX)
strlcat(fs->cwd_name, src, sizeof fs->cwd_name);
else
strlcpy(fs->cwd_name, src, sizeof fs->cwd_name);
return 0;
dprintf("cwd = \"%s\"\n", fs->cwd_name);
return 0;
}
/*
* realpath for PXE
*/
static size_t pxe_realpath(struct fs_info *fs, char *dst, const char *src,
size_t bufsize)
{
return snprintf(dst, bufsize, "%s%s",
url_type(src) == URL_SUFFIX ? fs->cwd_name : "", src);
}
