/*
* Receive the response from the server, which include the HEAD info. And
* store result to dl->di_length, dl->di_filename.
*/
static int dlinfo_recv_and_parsing(struct dlinfo *dl)
{
int n;
int code;
char buf[DLINFO_RCV_SZ];
char tmp[DLINFO_ENCODE_NAME_MAX];
char *p;
/* any error or end-of-file will cause parsing header fails */
if ((n = read(dl->di_remote, buf, DLINFO_RCV_SZ - 1)) <= 0)
return -1;
buf[n] = 0;
err_dbg(2, "--------------Received Meta info---------------\n"
"%s\n", buf);
/* response code valid range [200-300) */
code = getrcode(buf);
if (code < 200 || code >= 300)
return -1;
#define _CONTENT_LENGTH "Content-Length: "
if (NULL != (p = strcasestr(buf, _CONTENT_LENGTH))) {
dl->di_length = strtol(p + sizeof(_CONTENT_LENGTH) - 1,
NULL, 10);
}
/* User specified filename */
if (*dl->di_filename)
return 0;
#define FILENAME "filename="
if ((p = strcasestr(buf, FILENAME))) {
p = memccpy(tmp, p + sizeof(FILENAME) - 1, '\n',
DLINFO_ENCODE_NAME_MAX);
if (!p) {
err_sys("memccpy");
return -1;
}
strncpy(dl->di_filename, string_decode(tmp),
sizeof(dl->di_filename) - 1);
return 0;
}
/* if filename parsing failed, then parsing filename from url. */
if ((p = strrchr(dl->di_url, '/'))) {
strcpy(tmp, p + 1);
strncpy(dl->di_filename, string_decode(tmp),
sizeof(dl->di_filename) - 1);
return 0;
}
return -1;
}
char *
muscle_percent_define_get (char const *variable)
{
uniqstr name = muscle_name (variable, NULL);
char *value = string_decode (name);
if (!value)
value = xstrdup ("");
muscle_percent_define_use (variable);
return value;
}
void
muscle_percent_define_check_values (char const * const *values)
{
for (; *values; ++values)
{
char const * const *variablep = values;
uniqstr name = muscle_name (*variablep, NULL);
char *value = string_decode (name);
muscle_percent_define_check_kind (*variablep, muscle_keyword);
if (value)
{
for (++values; *values; ++values)
{
if (STREQ (value, *values))
break;
}
if (!*values)
{
unsigned i = 0;
location loc = muscle_percent_define_get_loc (*variablep);
complain_indent (&loc, complaint, &i,
_("invalid value for %%define variable %s: %s"),
quote (*variablep), quote_n (1, value));
i += SUB_INDENT;
for (values = variablep + 1; *values; ++values)
complain_indent (&loc, complaint | no_caret | silent, &i,
_("accepted value: %s"), quote (*values));
}
else
{
while (*values)
++values;
}
free (value);
}
else
complain (NULL, fatal, _("%s: undefined %%define variable %s"),
"muscle_percent_define_check_values", quote (*variablep));
}
}
