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* The err field of the currently operative State is set
* to a string describing the SSL negotiation failure reason
*-------------------------------------------------------------------
*/
static int
VerifyCallback(int ok, X509_STORE_CTX *ctx) {
Tcl_Obj *cmdPtr, *result;
char *errStr, *string;
char *string;
int length;
SSL *ssl = (SSL*)X509_STORE_CTX_get_ex_data(ctx, SSL_get_ex_data_X509_STORE_CTX_idx());
X509 *cert = X509_STORE_CTX_get_current_cert(ctx);
State *statePtr = (State*)SSL_get_app_data(ssl);
Tcl_Interp *interp = statePtr->interp;
int depth = X509_STORE_CTX_get_error_depth(ctx);
int err = X509_STORE_CTX_get_error(ctx);
int code;
dprintf("Verify: %d", ok);
if (!ok) {
errStr = (char*)X509_verify_cert_error_string(err);
} else {
errStr = NULL;
}
cmdPtr = Tcl_DuplicateObj(statePtr->callback);
Tcl_ListObjAppendElement(interp, cmdPtr, Tcl_NewStringObj(errStr ? errStr : "", -1));
Tcl_ListObjAppendElement(interp, cmdPtr,
Tcl_NewStringObj((char*)X509_verify_cert_error_string(err), -1));
Tcl_Preserve((ClientData) interp);
Tcl_Preserve((ClientData) statePtr);
statePtr->flags |= TLS_TCL_CALLBACK;
Tcl_IncrRefCount(cmdPtr);
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SSL_get0_alpn_selected(statePtr->ssl, &proto, &len);
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("alpn", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj((char *)proto, (int) len));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("protocol", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(SSL_get_version(statePtr->ssl), -1));
/* Valid for non-RSA signature and TLS 1.3 */
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("signature_hash", -1));
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("signatureHashAlgorithm", -1));
if (objc == 2 ? SSL_get_peer_signature_nid(statePtr->ssl, &nid) : SSL_get_signature_nid(statePtr->ssl, &nid)) {
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj(OBJ_nid2ln(nid), -1));
} else {
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("", -1));
}
Tcl_ListObjAppendElement(interp, objPtr, Tcl_NewStringObj("signature_type", -1));
if (objc == 2 ? SSL_get_peer_signature_type_nid(statePtr->ssl, &nid) : SSL_get_signature_type_nid(statePtr->ssl, &nid)) {
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