/* Copyright 2003-2006, Voltage Security, all rights reserved.
 */
#include "vibe.h"
#include "environment.h"
#include "base.h"
#include "libctx.h"
#include "securemail.h"
#include "zdm.h"
#include "errorctx.h"

int VoltOldZDMReadInit (
   VtZDMObject zdmObj
   )
{
  int status;
  VoltZDMObject *zObj = (VoltZDMObject *)zdmObj;
  VOLT_DECLARE_FNCT_LINE (fnctLine)

  VOLT_SET_FNCT_LINE (fnctLine)
  status = VoltZDMReadInit ((VtSecureMailObject)(zObj->localCtx));

  VOLT_LOG_ERROR_INFO_COMPARE (
    status, 0, zdmObj, status, 0, 0,
    (char *)0, "VoltOldZDMReadInit", fnctLine, (char *)0)

  return (status);
}

int VoltOldZDMReadUpdate (
   VtZDMObject zdmObj,
   unsigned char *message,
   unsigned int messageLen,
   unsigned int *bytesRead,
   unsigned char *outputData,
   unsigned int bufferSize,
   unsigned int *outputDataLen
   )
{
  int status;
  VoltZDMObject *zObj = (VoltZDMObject *)zdmObj;
  VOLT_DECLARE_ERROR_TYPE (errorType)
  VOLT_DECLARE_FNCT_LINE (fnctLine)

  VOLT_SET_ERROR_TYPE (errorType, VT_ERROR_TYPE_PRIMARY)
  VOLT_SET_FNCT_LINE (fnctLine)
  status = VT_ERROR_NULL_ARG;
  if ((bytesRead != (unsigned int*)0) && (outputDataLen != (unsigned int*)0))
  {
    VOLT_SET_ERROR_TYPE (errorType, 0)
    VOLT_SET_FNCT_LINE (fnctLine)
    status = VoltSecureMailReadUpdate (
      (VtSecureMailObject)(zObj->localCtx), message, messageLen, bytesRead,
      outputData, bufferSize, outputDataLen);
  }

  VOLT_LOG_ERROR_INFO_COMPARE (
    status, 0, zdmObj, status, 0, errorType,
    (char *)0, "VoltOldZDMReadUpdate", fnctLine, (char *)0)

  return (status);
}

int VoltOldZDMReadFinal (
   VtZDMObject zdmObj,
   unsigned char *message,
   unsigned int messageLen,
   unsigned int *bytesRead,
   unsigned char *outputData,
   unsigned int bufferSize,
   unsigned int *outputDataLen
   )
{
  int status;
  VoltZDMObject *zObj = (VoltZDMObject *)zdmObj;
  VOLT_DECLARE_ERROR_TYPE (errorType)
  VOLT_DECLARE_FNCT_LINE (fnctLine)

  VOLT_SET_ERROR_TYPE (errorType, VT_ERROR_TYPE_PRIMARY)
  VOLT_SET_FNCT_LINE (fnctLine)
  status = VT_ERROR_NULL_ARG;
  if ((bytesRead != (unsigned int*)0) && (outputDataLen != (unsigned int*)0))
  {
    VOLT_SET_ERROR_TYPE (errorType, 0)
    VOLT_SET_FNCT_LINE (fnctLine)
    status = VoltSecureMailReadFinal (
      (VtSecureMailObject)(zObj->localCtx), message, messageLen, bytesRead,
      outputData, bufferSize, outputDataLen);
  }

  VOLT_LOG_ERROR_INFO_COMPARE (
    status, 0, zdmObj, status, 0, errorType,
    (char *)0, "VoltOldZDMReadFinal", fnctLine, (char *)0)

  return (status);
}

int VoltOldZDMVerify (
   VtZDMObject zdmObj,
   VtPolicyCtx policyCtx,
   VtStorageCtx storageCtx,
   VtTransportCtx transportCtx,
   VtCertVerifyCtx certVerifyCtx,
   Pointer verifyCtxInfo,
   VtVerifyFailureList vfyFailList,
   unsigned int *verifyResult
   )
{
  int status;
  VoltZDMObject *zObj = (VoltZDMObject *)zdmObj;
  VOLT_DECLARE_FNCT_LINE (fnctLine)

  VOLT_SET_FNCT_LINE (fnctLine)
  status = VoltSecureMailVerify (
    (VtSecureMailObject)(zObj->localCtx), policyCtx, storageCtx,
    transportCtx, certVerifyCtx, verifyCtxInfo, vfyFailList, verifyResult);

  VOLT_LOG_ERROR_INFO_COMPARE (
    status, 0, zdmObj, status, 0, 0,
    (char *)0, "VoltOldZDMVerify", fnctLine, (char *)0)

  return (status);
}

int VoltZDMReadInit (
   VtSecureMailObject secureMailObj
   )
{
  int status;
  VoltSecureMailObject *obj = (VoltSecureMailObject *)secureMailObj;
  VOLT_DECLARE_ERROR_TYPE (errorType)
  VOLT_DECLARE_FNCT_LINE (fnctLine)

  do
  {
    /* The state must be VOLT_SECURE_MAIL_STATE_READ_SET, if not,
     * we're not allowed to call ReadInit.
     */
    VOLT_SET_ERROR_TYPE (errorType, VT_ERROR_TYPE_PRIMARY)
    VOLT_SET_FNCT_LINE (fnctLine)
    status = VT_ERROR_INVALID_CALL_ORDER;
    if (obj->state != VOLT_ZDM_STATE_READ_SET)
      break;

    /* Init the subordinate objects.
     */
    VOLT_SET_ERROR_TYPE (errorType, 0)
    VOLT_SET_FNCT_LINE (fnctLine)
    status = VtPkcs7ReadInit (obj->p7SignedData);
    if (status != 0)
      break;

    VOLT_SET_FNCT_LINE (fnctLine)
    status = VtPkcs7ReadInit (obj->p7EnvelopedData);
    if (status != 0)
      break;

    VOLT_SET_FNCT_LINE (fnctLine)
    status = VtDecodeInit (obj->base64);
    if (status != 0)
      break;

    obj->state = VOLT_ZDM_STATE_READ_INIT;

  } while (0);

  VOLT_LOG_ERROR_INFO_COMPARE (
    status, 0, secureMailObj, status, 0, errorType,
    (char *)0, "VoltZDMReadInit", fnctLine, (char *)0)

  return (status);
}