credentials.h

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/* Copyright (C) 2017 Chris Piker <chris-piker@uiowa.edu>
 *
 * This file is part of libdas2, the Core Das2 C Library.
 * 
 * Libdas2 is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *
 * Libdas2 is distributed in the hope that it will be useful, but WITHOUT ANY
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
 * more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 2.1 along with libdas2; if not, see <http://www.gnu.org/licenses/>. 
 */

#ifndef _das_credmngr_h_
#define _das_credmngr_h_

#include <stdio.h>

#include <das2/array.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef bool (*das_prompt)(
   const char* sServer, const char* sRealm, const char* sDataset, 
   const char* sMessage, char* sUser, char* sPassword
);

typedef struct das_credential_t{
   bool bValid;
   char sServer[128];
   char sRealm[128];
   char sDataset[128];
   char sHash[256];
} das_credential;


bool das_cred_init(
   das_credential* pCred, const char* sServer, const char* sRealm, 
   const char* sDataset, const char* sHash
);

typedef struct das_credmngr{
   DasAry* pCreds;
   das_prompt prompt;
   const char* sKeyFile;
   char sLastAuthMsg[1024];
} DasCredMngr;

DasCredMngr* new_CredMngr(const char* sKeyStore);

void del_CredMngr(DasCredMngr* pThis);

int CredMngr_addCred(DasCredMngr* pThis, const das_credential* pCred);

const char* CredMngr_getHttpAuth(
   DasCredMngr* pThis, const char* sServer, const char* sRealm, const char* sDataset
);

void CredMngr_authFailed(
   DasCredMngr* pThis, const char* sServer, const char* sRealm, 
   const char* sDataset, const char* sMsg
);


das_prompt CredMngr_setPrompt(DasCredMngr* pThis, das_prompt new_prompt);

bool CredMngr_save(const DasCredMngr* pThis, const char* sFile);

#ifdef __cplusplus
}
#endif

#endif /* _das_credmngr_h_ */