moved some stuff out of the now installed util.h header

Signed-off-by: Michael Krelin <hacker@klever.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/basic_rp.cc b/lib/basic_rp.cc
index a0ad130..e65d9fb 100644
--- a/lib/basic_rp.cc
+++ b/lib/basic_rp.cc
@@ -1,56 +1,57 @@
 #include <cassert>
 #include <openssl/sha.h>
 #include <openssl/hmac.h>
 #include <opkele/basic_rp.h>
 #include <opkele/exception.h>
 #include <opkele/uris.h>
 #include <opkele/data.h>
 #include <opkele/util.h>
+#include <opkele/util-internal.h>
 #include <opkele/curl.h>
 
 namespace opkele {
 
     static void dh_get_secret(
 	    secret_t& secret, const basic_openid_message& om,
 	    const char *exp_assoc, const char *exp_sess,
 	    util::dh_t& dh,
 	    size_t d_len, unsigned char *(*d_fun)(const unsigned char*,size_t,unsigned char*),
 	    size_t exp_s_len) try {
 	if(om.get_field("assoc_type")!=exp_assoc || om.get_field("session_type")!=exp_sess)
 	    throw bad_input(OPKELE_CP_ "Unexpected associate response");
 	util::bignum_t s_pub = util::base64_to_bignum(om.get_field("dh_server_public"));
 	vector<unsigned char> ck(DH_size(dh)+1);
 	unsigned char *ckptr = &(ck.front())+1;
 	int cklen = DH_compute_key(ckptr,s_pub,dh);
 	if(cklen<0)
 	    throw exception_openssl(OPKELE_CP_ "failed to DH_compute_key()");
 	if(cklen && (*ckptr)&0x80) {
 	    (*(--ckptr))=0; ++cklen; }
 	assert(d_len<=SHA256_DIGEST_LENGTH);
 	unsigned char key_digest[SHA256_DIGEST_LENGTH];
 	secret.enxor_from_base64((*d_fun)(ckptr,cklen,key_digest),om.get_field("enc_mac_key"));
 	if(secret.size()!=exp_s_len)
 	    throw bad_input(OPKELE_CP_ "Secret length isn't consistent with association type");
     }catch(opkele::failed_lookup& ofl) {
 	throw bad_input(OPKELE_CP_ "Incoherent response from OP");
     } OPKELE_RETHROW
 
     static void direct_request(basic_openid_message& oum,const basic_openid_message& inm,const string& OP) {
 	util::curl_pick_t curl = util::curl_pick_t::easy_init();
 	if(!curl)
 	    throw exception_curl(OPKELE_CP_ "failed to initialize curl");
 	string request = inm.query_string();
 	CURLcode r;
 	(r=curl.misc_sets())
 	    || (r=curl.easy_setopt(CURLOPT_URL,OP.c_str()))
 	    || (r=curl.easy_setopt(CURLOPT_POST,1))
 	    || (r=curl.easy_setopt(CURLOPT_POSTFIELDS,request.data()))
 	    || (r=curl.easy_setopt(CURLOPT_POSTFIELDSIZE,request.length()))
 	    || (r=curl.set_write());
 	if(r)
 	    throw exception_curl(OPKELE_CP_ "failed to set curly options",r);
 	if( (r=curl.easy_perform()) )
 	    throw exception_curl(OPKELE_CP_ "failed to perform curly request",r);
 	oum.from_keyvalues(curl.response);
     }