static void SecCAIssuerRequestCompleted(asynchttp_t *http,
CFTimeInterval maxAge) {
/* Cast depends on http being first field in struct SecCAIssuerRequest. */
SecCAIssuerRequestRef request = (SecCAIssuerRequestRef)http;
CFDataRef data = (request->http.response ?
CFHTTPMessageCopyBody(request->http.response) : NULL);
if (data) {
SecCertificateRef parent = SecCertificateCreateWithData(NULL, data);
CFRelease(data);
if (parent) {
/* We keep responses in the cache for at least 7 days, or longer
if the http response tells us to keep it around for more. */
if (maxAge < SECONDS_PER_DAY * 7)
maxAge = SECONDS_PER_DAY * 7;
CFAbsoluteTime expires = CFAbsoluteTimeGetCurrent() + maxAge;
CFURLRef issuer = CFArrayGetValueAtIndex(request->issuers,
request->issuerIX - 1);
SecCAIssuerCacheAddCertificate(parent, issuer, expires);
CFArrayRef parents = SecCAIssuerConvertToParents(
request->certificate, parent);
if (parents) {
secdebug("caissuer", "response: %@ good", http->response);
request->callback(request->context, parents);
CFRelease(parents);
SecCAIssuerRequestRelease(request);
return;
}
}
}
secdebug("caissuer", "response: %@ not parent, trying next caissuer",
http->response);
SecCAIssuerRequestIssue(request);
}
CRESTRequestRef CRESTRequestCreateWithBytes(UInt8 const *bytes, ssize_t len)
{
CFURLRef url;
CRESTRequestRef request;
CFHTTPMessageRef message;
message = CFHTTPMessageCreateEmpty(kCFAllocatorDefault, true);
request = calloc(1, sizeof(struct CRESTRequest));
assert(request);
bool isAppended = CFHTTPMessageAppendBytes(message, bytes, (CFIndex) len);
bool isComplete = CFHTTPMessageIsHeaderComplete(message);
if( ! ( isAppended && isComplete ) )
{
CFRelease(message);
CRESTRequestDealloc(request);
return NULL;
}
url = CFHTTPMessageCopyRequestURL(message);
CFMutableDictionaryRef params = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
CFStringRef query = CFURLCopyQueryString(url, NULL);
if( query )
{
parseParams(params, query);
CFRelease(query);
}
CFDataRef bodyData = CFHTTPMessageCopyBody(message);
if( CFDataGetLength(bodyData) )
{
CFStringRef bodyString = CFStringCreateFromExternalRepresentation(kCFAllocatorDefault, bodyData,
kCFStringEncodingUTF8);
parseParams(params, bodyString);
CFRelease(bodyString);
}
CFRelease(bodyData);
request->method = CFHTTPMessageCopyRequestMethod(message);
request->path = CFURLCopyPath(url);
request->params = (CFDictionaryRef) params;
CFRelease(url);
CFRelease(message);
return request;
}