/* Attempt to parse specific OS.
*
* On success, a malloc'd string containing the OS is returned. */
static char *
parse_os (const char *str, char *tkn, char *os_type, int idx)
{
char *b;
int spaces = 0;
xstrncpy (os_type, os[idx][1], OPESYS_TYPE_LEN);
/* Windows */
if ((strstr (str, "Windows")) != NULL)
return conf.real_os && (b = get_real_win (tkn)) ? b : xstrdup (os[idx][0]);
/* Android */
if ((strstr (tkn, "Android")) != NULL) {
tkn = parse_android (tkn);
return conf.real_os ? get_real_android (tkn) : xstrdup (tkn);
}
/* iOS */
if (strstr (tkn, "iPad") || strstr (tkn, "iPod"))
return xstrdup (parse_ios (tkn, 4));
if (strstr (tkn, "iPhone"))
return xstrdup (parse_ios (tkn, 6));
/* Mac OS X */
if ((strstr (tkn, "OS X")) != NULL) {
tkn = parse_osx (tkn);
return conf.real_os ? get_real_mac_osx (tkn) : xstrdup (tkn);
}
/* Darwin - capture the first part of agents such as:
* Slack/248000 CFNetwork/808.0.2 Darwin/16.0.0 */
if ((strstr (tkn, "Darwin")) != NULL) {
if ((b = strchr (str, ' ')))
*b = 0;
return xstrdup (str);
}
/* all others */
spaces = count_matches (os[idx][0], ' ');
return alloc_string (parse_others (tkn, spaces));
}
/* Given a user agent, determine the operating system used.
*
* ###NOTE: The size of the list is proportional to the run time,
* which makes this pretty slow
*
* On error, NULL is returned.
* On success, a malloc'd string containing the OS is returned. */
char *
verify_os (const char *str, char *os_type)
{
char *a, *b;
int spaces = 0;
size_t i;
if (str == NULL || *str == '\0')
return NULL;
for (i = 0; i < ARRAY_SIZE (os); i++) {
if ((a = strstr (str, os[i][0])) == NULL)
continue;
xstrncpy (os_type, os[i][1], OPESYS_TYPE_LEN);
/* Windows */
if ((strstr (str, "Windows")) != NULL) {
return conf.real_os && (b = get_real_win (a)) ? b : xstrdup (os[i][0]);
}
/* Android */
if ((strstr (a, "Android")) != NULL) {
a = parse_android (a);
return conf.real_os ? get_real_android (a) : xstrdup (a);
}
/* Mac OS X */
if ((strstr (a, "OS X")) != NULL) {
a = parse_osx (a);
return conf.real_os ? get_real_mac_osx (a) : xstrdup (a);
}
/* all others */
spaces = count_matches (os[i][0], ' ');
return alloc_string (parse_others (a, spaces));
}
xstrncpy (os_type, "Unknown", OPESYS_TYPE_LEN);
return alloc_string ("Unknown");
}
