/// <summary>
/// Empaqquete un DIscoInfo
/// </summary>
/// <param name="info">DicoInfo</param>
/// <returns>Ampaquetage</returns>
public static string DiscoInfoToVersion(DiscoInfo info)
{
StringBuilder builder = new StringBuilder(256);
DiscoIdentity[] identities = info.GetIdentities();
string[] ids = new string[identities.Length];
for (int i = 0; i < identities.Length; i++)
{
ids[i] = string.Format("{0}/{1}", identities[i].Category, identities[i].Type);
}
Array.Sort(ids);
foreach (string id in ids)
{
builder.AppendFormat("{0}<", id);
}
DiscoFeature[] features = info.GetFeatures();
string[] feas = new string[features.Length];
for (int i = 0; i < features.Length; i++)
{
feas[i] = features[i].Var;
}
Array.Sort(feas);
foreach (string fea in feas)
{
builder.AppendFormat("{0}<", fea);
}
SHA1Managed sha1 = new SHA1Managed();
byte[] hash = sha1.ComputeHash(Encoding.Unicode.GetBytes(builder.ToString()));
return(Convert.ToBase64String(hash));
}
// We got back our disco#info query result
private void GotInfoQuery(object sender, IQ iq, object state)
{
// If the user clicked stop, ignore this result
if (was_stopped)
{
return;
}
try {
if (iq.Type == IQType.result)
{
DiscoInfo info = (DiscoInfo)iq.Query;
// If there is an <identity> node, display the data
if (info.GetIdentities().Length > 0)
{
DiscoIdentity i = info.GetIdentities()[0];
IdentityNameLabel.Text = i.Named.Trim();
IdentityAddressLabel.Text = iq.From.ToString();
IdentityCategoryTypeLabel.Text = string.Format("{0} - {1}", i.Category.Trim(), i.Type.Trim());
Label4.Visible = true;
}
// Create the actions menu button
PopulateActions(iq);
// Track how many responses we have gotten back
TurnOffSpinner();
}
else if (iq.Type == IQType.error)
{
GotErrorBack(iq);
}
} catch (Exception) {
GotErrorBack(iq);
MessageBox.Show(string.Format("Had a problem with Info response: {0}", iq.OuterXml));
}
}
/// <summary>
/// Pulls all of the data out of the given protocol response.
/// </summary>
/// <param name="info">If null, just calls callbacks</param>
public void AddInfo(DiscoInfo info)
{
m_info = info;
if (info == null)
{
AddIdentities(null);
AddFeatures((StringSet)null);
return;
}
Extensions = info.GetExtensions();
AddIdentities(info.GetIdentities());
AddFeatures(info.FeatureSet);
}
private string BuildCapsVersion(DiscoInfo di)
{
/*
* 1. Initialize an empty string S.
* 2. Sort the service discovery identities by category and then by type (if it exists), formatted as 'category' '/' 'type'.
* 3. For each identity, append the 'category/type' to S, followed by the '<' character.
* 4. Sort the supported features.
* 5. For each feature, append the feature to S, followed by the '<' character.
* 6. Compute ver by hashing S using the SHA-1 algorithm as specified in RFC 3174 [17] (with binary output) and
* encoding the hash using Base64 as specified in Section 4 of RFC 4648 [18]
* (note: the Base64 output MUST NOT include whitespace and MUST set padding bits to zero). [19]
*/
ArrayList features = new ArrayList();
ArrayList identities = new ArrayList();
foreach (DiscoIdentity did in di.GetIdentities())
{
identities.Add(did.Type == null ? did.Category : did.Category + "/" + did.Type);
}
foreach (DiscoFeature df in di.GetFeatures())
{
features.Add(df.Var);
}
identities.Sort();
features.Sort();
StringBuilder S = new StringBuilder();
foreach (string s in identities)
{
S.Append(s + "<");
}
foreach (string s in features)
{
S.Append(s + "<");
}
byte[] sha1 = Util.Hash.Sha1HashBytes(S.ToString());
#if CF
return(Convert.ToBase64String(sha1, 0, sha1.Length));
#else
return(Convert.ToBase64String(sha1));
#endif
}
/// <summary>
/// Pulls all of the data out of the given protocol response.
/// </summary>
/// <param name="info">If null, just calls callbacks</param>
public void AddInfo(DiscoInfo info)
{
m_info = info;
if (info == null)
{
AddIdentities(null);
AddFeatures((StringSet)null);
return;
}
Extensions = info.GetExtensions();
AddIdentities(info.GetIdentities());
AddFeatures(info.FeatureSet);
}