internal IssuanceLicense(
DateTime validFrom,
DateTime validUntil,
string referralInfoName,
Uri referralInfoUri,
ContentUser owner,
string issuanceLicense,
SafeRightsManagementHandle boundLicenseHandle,
Guid contentId,
ICollection <ContentGrant> grantCollection,
IDictionary <int, LocalizedNameDescriptionPair> localizedNameDescriptionDictionary,
IDictionary <string, string> applicationSpecificDataDictionary,
int rightValidityIntervalDays,
RevocationPoint revocationPoint)
{
Initialize(
validFrom,
validUntil,
referralInfoName,
referralInfoUri,
owner,
issuanceLicense,
boundLicenseHandle,
contentId,
grantCollection,
localizedNameDescriptionDictionary,
applicationSpecificDataDictionary,
rightValidityIntervalDays,
revocationPoint);
}
internal IssuanceLicense(
DateTime validFrom,
DateTime validUntil,
string referralInfoName,
Uri referralInfoUri,
ContentUser owner,
string issuanceLicense,
SafeRightsManagementHandle boundLicenseHandle,
Guid contentId,
ICollection<ContentGrant> grantCollection,
IDictionary<int, LocalizedNameDescriptionPair> localizedNameDescriptionDictionary,
IDictionary<string, string> applicationSpecificDataDictionary,
int rightValidityIntervalDays,
RevocationPoint revocationPoint)
{
Initialize(
validFrom,
validUntil,
referralInfoName,
referralInfoUri,
owner,
issuanceLicense,
boundLicenseHandle,
contentId,
grantCollection,
localizedNameDescriptionDictionary,
applicationSpecificDataDictionary,
rightValidityIntervalDays,
revocationPoint);
}
private void SetRevocationPoint(RevocationPoint revocationPoint)
{
int hr = SafeNativeMethods.DRMSetRevocationPoint(
_issuanceLicenseHandle,
false, // flagDelete,
revocationPoint.Id,
revocationPoint.IdType,
revocationPoint.Url.AbsoluteUri, // We are using Uri class as a basic validation mechanism. These URIs come from unmanaged
// code libraries and go back as parameters into the unmanaged code libraries.
// We use AbsoluteUri property as means of verifying that it is actually an absolute and
// well formed Uri. If by any chance it happened to be a relative URI, an exception will
// be thrown here. This will perform the necessary escaping.
revocationPoint.Frequency,
revocationPoint.Name,
revocationPoint.PublicKey);
Errors.ThrowOnErrorCode(hr);
}
private RevocationPoint GetRevocationPoint()
{
uint idLength = 0;
uint idTypeLength = 0;
uint urlLength = 0;
uint nameLength = 0;
uint publicKeyLength = 0;
SystemTime frequency = new SystemTime(DateTime.Now);
int hr = SafeNativeMethods.DRMGetRevocationPoint(
_issuanceLicenseHandle,
ref idLength,
null,
ref idTypeLength,
null,
ref urlLength,
null,
frequency,
ref nameLength,
null,
ref publicKeyLength,
null);
if (hr == (int)RightsManagementFailureCode.RevocationInfoNotSet)
{
return(null);
}
Errors.ThrowOnErrorCode(hr);
// allocate memory as necessary, it seems that Unmanaged libraries really do not like
// getting a non null buffer of size 0
StringBuilder idTemp = null;
if (idLength > 0)
{
idTemp = new StringBuilder(checked ((int)idLength));
}
StringBuilder idTypeTemp = null;
if (idTypeLength > 0)
{
idTypeTemp = new StringBuilder(checked ((int)idTypeLength));
}
StringBuilder urlTemp = null;
if (urlLength > 0)
{
urlTemp = new StringBuilder(checked ((int)urlLength));
}
StringBuilder nameTemp = null;
if (nameLength > 0)
{
nameTemp = new StringBuilder(checked ((int)nameLength));
}
StringBuilder publicKeyTemp = null;
if (publicKeyLength > 0)
{
publicKeyTemp = new StringBuilder(checked ((int)publicKeyLength));
}
hr = SafeNativeMethods.DRMGetRevocationPoint(
_issuanceLicenseHandle,
ref idLength,
idTemp,
ref idTypeLength,
idTypeTemp,
ref urlLength,
urlTemp,
frequency,
ref nameLength,
nameTemp,
ref publicKeyLength,
publicKeyTemp);
Errors.ThrowOnErrorCode(hr);
RevocationPoint resultRevocationPoint = new RevocationPoint();
resultRevocationPoint.Id = (idTemp == null) ? null : idTemp.ToString();
resultRevocationPoint.IdType = (idTypeTemp == null) ? null : idTypeTemp.ToString();
resultRevocationPoint.Url = (urlTemp == null) ? null : new Uri(urlTemp.ToString());
resultRevocationPoint.Name = (nameTemp == null) ? null : nameTemp.ToString();
resultRevocationPoint.PublicKey = (publicKeyTemp == null) ? null : publicKeyTemp.ToString();
resultRevocationPoint.Frequency = frequency;
return(resultRevocationPoint);
}
/// <summary>
/// constructor that buils an issuance license from scratch
/// </summary>
private void Initialize(
DateTime validFrom,
DateTime validUntil,
string referralInfoName,
Uri referralInfoUri,
ContentUser owner,
string issuanceLicense,
SafeRightsManagementHandle boundLicenseHandle,
Guid contentId,
ICollection <ContentGrant> grantCollection,
IDictionary <int, LocalizedNameDescriptionPair> localizedNameDescriptionDictionary,
IDictionary <string, string> applicationSpecificDataDictionary,
int rightValidityIntervalDays,
RevocationPoint revocationPoint)
{
// according to the unmanaged RM SDK spec only the following scenarios are supported:
// 1. This can be called to create an issuance license from a template.
// issuanceLicense An unsigned issuance license from
// a file or by passing an issuance license
// handle into DRMGetIssuanceLicenseTemplate
// boundLicenseHandle NULL
//
// 2. This allows you to reuse rights information (the list follows this table).
// issuance license A signed issuance license
// boundLicenseHandle Handle to license bound by OWNER or VIEWRIGHTSDATA right
//
// 3. This creates an issuance license from scratch. It includes no users, rights, metadata, or policies.
// issuance license NULL
// boundLicenseHandle NULL
Debug.Assert(!boundLicenseHandle.IsClosed); // it must be either present or not
// closed handle is an indication of some internal error
Invariant.Assert((boundLicenseHandle.IsInvalid) || (issuanceLicense != null));
SystemTime validFromSysTime = null;
SystemTime validUntilSysTime = null;
if ((validFrom != DateTime.MinValue) || (validUntil != DateTime.MaxValue))
{
// we need to use non null values if at least one of the time boundaries isn't default
// DRM SDK will not enforce date time unless both timeFrom and timeUnti are set
validFromSysTime = new SystemTime((DateTime)validFrom);
validUntilSysTime = new SystemTime((DateTime)validUntil);
}
string referralInfoUriStr = null;
if (referralInfoUri != null)
{
referralInfoUriStr = referralInfoUri.ToString();
}
// input parameter must be initialized to the invalid handle
// attempt to pass in a null throws an exception from the Safe
// Handle Marshalling code
SafeRightsManagementPubHandle ownerHandle;
if (owner != null)
{
ownerHandle = GetHandleFromUser(owner);
}
else
{
ownerHandle = SafeRightsManagementPubHandle.InvalidHandle;
}
int hr;
_issuanceLicenseHandle = null;
hr = SafeNativeMethods.DRMCreateIssuanceLicense(
validFromSysTime,
validUntilSysTime,
referralInfoName,
referralInfoUriStr,
ownerHandle,
issuanceLicense,
boundLicenseHandle,
out _issuanceLicenseHandle);
Errors.ThrowOnErrorCode(hr);
Invariant.Assert((_issuanceLicenseHandle != null) &&
(!_issuanceLicenseHandle.IsInvalid));
Debug.Assert(rightValidityIntervalDays >= 0); // our internal code makes the guarantee that is is not negative
if (rightValidityIntervalDays > 0)
{
// If it is 0 we shouldn't override the value as it might be coming from a template
SafeNativeMethods.DRMSetIntervalTime(_issuanceLicenseHandle, (uint)rightValidityIntervalDays);
}
if (grantCollection != null)
{
foreach (ContentGrant grant in grantCollection)
{
AddGrant(grant);
}
}
// Set localized name description info
if (localizedNameDescriptionDictionary != null)
{
foreach (KeyValuePair <int, LocalizedNameDescriptionPair> nameDescriptionEntry in localizedNameDescriptionDictionary)
{
AddNameDescription(nameDescriptionEntry.Key, nameDescriptionEntry.Value);
}
}
// Set application specific data
if (applicationSpecificDataDictionary != null)
{
foreach (KeyValuePair <string, string> applicationSpecificDataEntry in applicationSpecificDataDictionary)
{
AddApplicationSpecificData(applicationSpecificDataEntry.Key, applicationSpecificDataEntry.Value);
}
}
// set metafata as required
if (contentId != null)
{
hr = SafeNativeMethods.DRMSetMetaData(
_issuanceLicenseHandle,
contentId.ToString("B"),
DefaultContentType,
null,
null,
null,
null);
Errors.ThrowOnErrorCode(hr);
}
// set revocation point if required
if (revocationPoint != null)
{
SetRevocationPoint(revocationPoint);
}
}
private RevocationPoint GetRevocationPoint()
{
uint idLength = 0;
uint idTypeLength = 0;
uint urlLength = 0;
uint nameLength = 0;
uint publicKeyLength = 0;
SystemTime frequency = new SystemTime(DateTime.Now);
int hr = SafeNativeMethods.DRMGetRevocationPoint(
_issuanceLicenseHandle,
ref idLength,
null,
ref idTypeLength,
null,
ref urlLength,
null,
frequency,
ref nameLength,
null,
ref publicKeyLength,
null);
if (hr == (int)RightsManagementFailureCode.RevocationInfoNotSet)
{
return null;
}
Errors.ThrowOnErrorCode(hr);
// allocate memory as necessary, it seems that Unmanaged libraries really do not like
// getting a non null buffer of size 0
StringBuilder idTemp = null;
if (idLength > 0)
{
idTemp = new StringBuilder(checked((int)idLength));
}
StringBuilder idTypeTemp = null;
if (idTypeLength > 0)
{
idTypeTemp = new StringBuilder(checked((int)idTypeLength));
}
StringBuilder urlTemp = null;
if (urlLength > 0)
{
urlTemp = new StringBuilder(checked((int)urlLength));
}
StringBuilder nameTemp = null;
if (nameLength > 0)
{
nameTemp = new StringBuilder(checked((int)nameLength));
}
StringBuilder publicKeyTemp = null;
if (publicKeyLength > 0)
{
publicKeyTemp = new StringBuilder(checked((int)publicKeyLength));
}
hr = SafeNativeMethods.DRMGetRevocationPoint(
_issuanceLicenseHandle,
ref idLength,
idTemp,
ref idTypeLength,
idTypeTemp,
ref urlLength,
urlTemp,
frequency,
ref nameLength,
nameTemp,
ref publicKeyLength,
publicKeyTemp);
Errors.ThrowOnErrorCode(hr);
RevocationPoint resultRevocationPoint = new RevocationPoint();
resultRevocationPoint.Id = (idTemp == null) ? null : idTemp.ToString();
resultRevocationPoint.IdType = (idTypeTemp == null) ? null : idTypeTemp.ToString();
resultRevocationPoint.Url = (urlTemp == null) ? null : new Uri(urlTemp.ToString());
resultRevocationPoint.Name = (nameTemp == null) ? null : nameTemp.ToString();
resultRevocationPoint.PublicKey = (publicKeyTemp == null) ? null : publicKeyTemp.ToString();
resultRevocationPoint.Frequency = frequency;
return resultRevocationPoint;
}
private void SetRevocationPoint(RevocationPoint revocationPoint)
{
int hr = SafeNativeMethods.DRMSetRevocationPoint(
_issuanceLicenseHandle,
false, // flagDelete,
revocationPoint.Id,
revocationPoint.IdType,
revocationPoint.Url.AbsoluteUri, // We are using Uri class as a basic validation mechanism. These URIs come from unmanaged
// code libraries and go back as parameters into the unmanaged code libraries.
// We use AbsoluteUri property as means of verifying that it is actually an absolute and
// well formed Uri. If by any chance it happened to be a relative URI, an exception will
// be thrown here. This will perform the necessary escaping.
revocationPoint.Frequency,
revocationPoint.Name,
revocationPoint.PublicKey);
Errors.ThrowOnErrorCode(hr);
}
/// <summary>
/// constructor that buils an issuance license from scratch
/// </summary>
private void Initialize(
DateTime validFrom,
DateTime validUntil,
string referralInfoName,
Uri referralInfoUri,
ContentUser owner,
string issuanceLicense,
SafeRightsManagementHandle boundLicenseHandle,
Guid contentId,
ICollection<ContentGrant> grantCollection,
IDictionary<int, LocalizedNameDescriptionPair> localizedNameDescriptionDictionary,
IDictionary<string, string> applicationSpecificDataDictionary,
int rightValidityIntervalDays,
RevocationPoint revocationPoint)
{
// according to the unmanaged RM SDK spec only the following scenarios are supported:
// 1. This can be called to create an issuance license from a template.
// issuanceLicense An unsigned issuance license from
// a file or by passing an issuance license
// handle into DRMGetIssuanceLicenseTemplate
// boundLicenseHandle NULL
//
// 2. This allows you to reuse rights information (the list follows this table).
// issuance license A signed issuance license
// boundLicenseHandle Handle to license bound by OWNER or VIEWRIGHTSDATA right
//
// 3. This creates an issuance license from scratch. It includes no users, rights, metadata, or policies.
// issuance license NULL
// boundLicenseHandle NULL
Debug.Assert(!boundLicenseHandle.IsClosed); // it must be either present or not
// closed handle is an indication of some internal error
Invariant.Assert((boundLicenseHandle.IsInvalid) || (issuanceLicense != null));
SystemTime validFromSysTime = null;
SystemTime validUntilSysTime = null;
if ((validFrom != DateTime.MinValue) || (validUntil != DateTime.MaxValue))
{
// we need to use non null values if at least one of the time boundaries isn't default
// DRM SDK will not enforce date time unless both timeFrom and timeUnti are set
validFromSysTime = new SystemTime((DateTime)validFrom);
validUntilSysTime = new SystemTime((DateTime)validUntil);
}
string referralInfoUriStr = null;
if (referralInfoUri != null)
{
referralInfoUriStr = referralInfoUri.ToString();
}
// input parameter must be initialized to the invalid handle
// attempt to pass in a null throws an exception from the Safe
// Handle Marshalling code
SafeRightsManagementPubHandle ownerHandle;
if (owner != null)
{
ownerHandle = GetHandleFromUser(owner);
}
else
{
ownerHandle = SafeRightsManagementPubHandle.InvalidHandle;
}
int hr;
_issuanceLicenseHandle = null;
hr = SafeNativeMethods.DRMCreateIssuanceLicense(
validFromSysTime,
validUntilSysTime,
referralInfoName,
referralInfoUriStr,
ownerHandle,
issuanceLicense,
boundLicenseHandle,
out _issuanceLicenseHandle);
Errors.ThrowOnErrorCode(hr);
Invariant.Assert((_issuanceLicenseHandle != null) &&
(!_issuanceLicenseHandle.IsInvalid));
Debug.Assert(rightValidityIntervalDays >= 0); // our internal code makes the guarantee that is is not negative
if (rightValidityIntervalDays > 0)
{
// If it is 0 we shouldn't override the value as it might be coming from a template
SafeNativeMethods.DRMSetIntervalTime(_issuanceLicenseHandle, (uint)rightValidityIntervalDays);
}
if (grantCollection != null)
{
foreach (ContentGrant grant in grantCollection)
{
AddGrant(grant);
}
}
// Set localized name description info
if (localizedNameDescriptionDictionary != null)
{
foreach (KeyValuePair<int, LocalizedNameDescriptionPair> nameDescriptionEntry in localizedNameDescriptionDictionary)
{
AddNameDescription(nameDescriptionEntry.Key, nameDescriptionEntry.Value);
}
}
// Set application specific data
if (applicationSpecificDataDictionary != null)
{
foreach (KeyValuePair<string, string> applicationSpecificDataEntry in applicationSpecificDataDictionary)
{
AddApplicationSpecificData(applicationSpecificDataEntry.Key, applicationSpecificDataEntry.Value);
}
}
// set metafata as required
if (contentId != null)
{
hr = SafeNativeMethods.DRMSetMetaData(
_issuanceLicenseHandle,
contentId.ToString("B"),
DefaultContentType,
null,
null,
null,
null);
Errors.ThrowOnErrorCode(hr);
}
// set revocation point if required
if (revocationPoint != null)
{
SetRevocationPoint(revocationPoint);
}
}
