// Finds proxy for the given PAC file, url and host.
//
// This function is a wrapper around functions pacparser_init,
// pacparser_parse_pac, pacparser_find_proxy and pacparser_cleanup. If you just
// want to find out proxy a given set of pac file, url and host, this is the
// function to call.
char * // Proxy string or NULL if failed.
pacparser_just_find_proxy(const char *pacfile,
const char *url,
const char *host)
{
char *proxy;
char *out;
int initialized_here = 0;
char *error_prefix = "pacparser.c: pacparser_just_find_proxy:";
if (!global) {
if (!pacparser_init()) {
print_error("%s %s\n", error_prefix, "Could not initialize pacparser");
return NULL;
}
initialized_here = 1;
}
if (!pacparser_parse_pac(pacfile)) {
print_error("%s %s %s\n", error_prefix, "Could not parse pacfile",
pacfile);
if (initialized_here) pacparser_cleanup();
return NULL;
}
if (!(out = pacparser_find_proxy(url, host))) {
print_error("%s %s %s\n", error_prefix,
"Could not determine proxy for url", url);
if (initialized_here) pacparser_cleanup();
return NULL;
}
proxy = (char*) malloc(strlen(out) + 1);
strcpy(proxy, out);
if (initialized_here) pacparser_cleanup();
return proxy;
}
std::string DimdimHelpers::ParsePACFile(std::string filePath, std::string url)
{
// filePath is the location of PAC File in %APPDATA%
// Assuming that url is of the form http://ip:port/screenshare/....
pacparser_init();
char *proxy = NULL;
pacparser_parse_pac(filePath.c_str());
std::string host(url);
host.assign(host.substr(7, host.length()));
host.assign(host.substr(0, host.find_first_of('/')));
proxy = pacparser_find_proxy(url.c_str(), host.c_str());
std::string proxyURL("");
if(proxy)
{
proxyURL.assign(proxy);
}
pacparser_cleanup();
return proxyURL;
}
