More client changes to remove the requirement that the server send mechanism information data along with the mechanism name in the auth.policy.

CASA-auth-token/non-java/client/authmech.c

@@ -249,6 +249,7 @@ GetAuthTokenIf(
 CasaStatus
 GetAuthMechToken(
    IN    AuthContext *pAuthContext,
+   IN    const char *pHostName,
    IN    void *pCredStoreScope,
    INOUT char **ppAuthToken)
 //
@@ -286,6 +287,7 @@ GetAuthMechToken(
       retStatus = pAuthTokenIf->getAuthToken(pAuthTokenIf,
                                              pAuthContext->pContext,
                                              pAuthContext->pMechInfo,
+                                             pHostName,
                                              pCredStoreScope,
                                              pAuthToken,
                                              &authTokenBufLen);
@@ -299,6 +301,7 @@ GetAuthMechToken(
             retStatus = pAuthTokenIf->getAuthToken(pAuthTokenIf,
                                                    pAuthContext->pContext,
                                                    pAuthContext->pMechInfo,
+                                                   pHostName,
                                                    pCredStoreScope,
                                                    pAuthToken,
                                                    &authTokenBufLen);

CASA-auth-token/non-java/client/engine.c

@@ -58,8 +58,9 @@ CasaStatus
 ObtainSessionToken(
    IN    RpcSession *pRpcSession,
    IN    AuthPolicy *pAuthPolicy,
-   INOUT char **ppSessionToken,
+   IN    const char *pHostName,
-   IN    void *pCredStoreScope)
+   IN    void *pCredStoreScope,
+   INOUT char **ppSessionToken)
 //
 //  Arguments: 
 //
@@ -139,6 +140,7 @@ ObtainSessionToken(
 
          // Get authentication mechanism token
          retStatus = GetAuthMechToken(pAuthContext,
+                                      pHostName,
                                       pCredStoreScope,
                                       &pAuthMechToken);
          if (!CASA_SUCCESS(retStatus))
@@ -328,8 +330,9 @@ ObtainAuthTokenFromServer(
                   // Now try to obtain a session token
                   retStatus = ObtainSessionToken(pRpcSession,
                                                  pAuthPolicy,
-                                                 &pSessionToken,
+                                                 (g_pATSHostName != NULL) ? g_pATSHostName : pHostName,
-                                                 pCredStoreScope);
+                                                 pCredStoreScope,
+                                                 &pSessionToken);
                   if (CASA_SUCCESS(retStatus))
                   {
                      // Request auth token for the service
@@ -847,11 +850,36 @@ InitializeLibrary(void)
    retStatus = InitializeHostNameNormalization();
    if (CASA_SUCCESS(retStatus))
    {
-     retStatus = InitializeAuthCache();
+      // Normalize ATS host name if configured
-     if (CASA_SUCCESS(retStatus))
+      if (g_pATSHostName)
-     {
+      {
-        retStatus = InitializeRpc();
+         char *pNormalizedHostName = NormalizeHostName(g_pATSHostName);
-     }
+         if (pNormalizedHostName)
+         {
+            // Use this name instead of the one that we already have
+            free(g_pATSHostName);
+            g_pATSHostName = pNormalizedHostName;
+         }
+         else
+         {
+            DbgTrace(0, "-InitializeLibrary- ATS Hostname normalization failed\n", 0);
+         }
+      }
+
+      // Initialize the auth cache
+      retStatus = InitializeAuthCache();
+      if (CASA_SUCCESS(retStatus))
+      {
+         retStatus = InitializeRpc();
+      }
+      else
+      {
+         DbgTrace(0, "-InitializeLibrary- Auth cache intialization failed\n", 0);
+      }
+   }
+   else
+   {
+         DbgTrace(0, "-InitializeLibrary- HostName Normalizer intialization failed\n", 0);
    }
 
    DbgTrace(1, "-InitializeLibrary- End, retStatus = %08X\n", retStatus);

CASA-auth-token/non-java/client/internal.h

@@ -149,6 +149,7 @@ extern
 CasaStatus
 GetAuthMechToken(
    IN    AuthContext *pAuthContext,
+   IN    const char *pHostName,
    IN    void *pCredStoreScope,
    INOUT char **ppAuthMechToken);
 

CASA-auth-token/non-java/client/mech_if.h

@@ -88,6 +88,7 @@ CasaStatus
    IN       const void        *pIfInstance,
    IN       const char        *pContext,
    IN       const char        *pMechInfo,
+   IN       const char        *pHostName,
    IN       void              *pCredStoreScope,
    INOUT    char              *pTokenBuf,
    INOUT    int               *pTokenBufLen);
@@ -109,6 +110,10 @@ CasaStatus
 //       may be the service principal name to which the user will be
 //       authenticating.
 //               
+//    pHostName -
+//       Pointer to null terminated string containing the name of the
+//       host where the ATS resides.
+//   
 //    pCredStoreScope -
 //       Pointer to CASA structure for scoping credential store access
 //       to specific users. This can only be leveraged when running in

CASA-auth-token/non-java/client/mechanisms/krb5/internal.h

@@ -57,6 +57,7 @@ AuthTokenIf_GetAuthToken(
    IN       const void        *pIfInstance,
    IN       const char        *pContext,
    IN       const char        *pMechInfo,
+   IN       const char        *pHostName,
    IN       void              *pCredStoreScope,
    INOUT    char              *pTokenBuf,
    INOUT    int               *pTokenBufLen);

CASA-auth-token/non-java/client/mechanisms/krb5/windows/get.c

@@ -124,7 +124,7 @@ AuthTokenIf_GetAuthToken(
        || strlen(pKrbServiceName) == 0)
    {
       // The service name will default to host/hostname
-      pKrbServiceName = malloc(5 /*"host/"*/ + strlen(pHostName) + 1 /*'/0'*/)
+      pKrbServiceName = malloc(5 /*"host/"*/ + strlen(pHostName) + 1 /*'/0'*/);
       if (pKrbServiceName)
       {
          sprintf("host/%s", pHostName);

CASA-auth-token/non-java/client/mechanisms/pwd/get.c

@@ -190,6 +190,7 @@ AuthTokenIf_GetAuthToken(
    IN       const void  *pIfInstance,
    IN       const char  *pContext,
    IN       const char  *pMechInfo,
+   IN       const char  *pHostName,
    IN       void        *pCredStoreScope,
    INOUT    char        *pTokenBuf,
    INOUT    int         *pTokenBufLen)

CASA-auth-token/non-java/client/mechanisms/pwd/internal.h

@@ -59,6 +59,7 @@ AuthTokenIf_GetAuthToken(
    IN       const void        *pIfInstance,
    IN       const char        *pContext,
    IN       const char        *pMechInfo,
+   IN       const char        *pHostName,
    IN       void              *pCredStoreScope,
    INOUT    char              *pTokenBuf,
    INOUT    int               *pTokenBufLen);