]> git.stg.codes - stg.git/blobdiff - projects/stargazer/plugins/other/smux/handlers.cpp
Ticket 37. The message variable definition moved from if() construction
[stg.git] / projects / stargazer / plugins / other / smux / handlers.cpp
index 5a8c917d7a5c01927faaa56ca92ed84420399af4..ac179da9cc28ba6b0ae040c3e4e2d4aa7fb8f8ee 100644 (file)
@@ -1,49 +1,55 @@
-#include "asn1/OpenPDU.h"
-#include "asn1/ClosePDU.h"
-#include "asn1/RReqPDU.h"
-#include "asn1/GetRequest-PDU.h"
-#include "asn1/GetResponse-PDU.h"
-#include "asn1/VarBindList.h"
-#include "asn1/VarBind.h"
-#include "asn1/OBJECT_IDENTIFIER.h"
-#include "asn1/ber_decoder.h"
-#include "asn1/der_encoder.h"
+#include <cassert>
+
+#include "stg/GetRequest-PDU.h"
+#include "stg/GetResponse-PDU.h"
+#include "stg/VarBindList.h"
+#include "stg/VarBind.h"
 
 #include "stg/common.h"
 
+#include "utils.h"
 #include "smux.h"
 
-std::string OI2String(OBJECT_IDENTIFIER_t * oi);
-int SendGetResponsePDU(int fd, GetResponse_PDU_t * getResponse);
-int SendGetResponseErrorPDU(int fd,
-                            const PDU_t * getRequest,
-                            int errorStatus,
-                            int errorIndex);
-
+#ifdef SMUX_DEBUG
 bool SMUX::CloseHandler(const SMUX_PDUs_t * pdus)
 {
 printfd(__FILE__, "SMUX::CloseHandler()\n");
 asn_fprint(stderr, &asn_DEF_SMUX_PDUs, pdus);
-return false;
+return true;
+}
+#else
+bool SMUX::CloseHandler(const SMUX_PDUs_t *)
+{
+return true;
 }
+#endif
 
+#ifdef SMUX_DEBUG
 bool SMUX::RegisterResponseHandler(const SMUX_PDUs_t * pdus)
 {
 printfd(__FILE__, "SMUX::RegisterResponseHandler()\n");
 asn_fprint(stderr, &asn_DEF_SMUX_PDUs, pdus);
-return false;
+return true;
+}
+#else
+bool SMUX::RegisterResponseHandler(const SMUX_PDUs_t *)
+{
+return true;
 }
+#endif
 
 bool SMUX::PDUsRequestHandler(const SMUX_PDUs_t * pdus)
 {
+#ifdef SMUX_DEBUG
 printfd(__FILE__, "SMUX::PDUsRequestHandler()\n");
 asn_fprint(stderr, &asn_DEF_SMUX_PDUs, pdus);
-PDUsHandlers::iterator it;
-it = pdusHandlers.find(pdus->choice.pdus.present);
+#endif
+PDUsHandlers::iterator it(pdusHandlers.find(pdus->choice.pdus.present));
 if (it != pdusHandlers.end())
     {
     return (this->*(it->second))(&pdus->choice.pdus);
     }
+#ifdef SMUX_DEBUG
 else
     {
     switch (pdus->present)
@@ -61,179 +67,125 @@ else
             printfd(__FILE__, "SMUX::PDUsRequestHandler() - undefined\n");
         }
     }
-return false;
+#endif
+return true;
 }
 
+#ifdef SMUX_DEBUG
 bool SMUX::CommitOrRollbackHandler(const SMUX_PDUs_t * pdus)
 {
 printfd(__FILE__, "SMUX::CommitOrRollbackHandler()\n");
 asn_fprint(stderr, &asn_DEF_SMUX_PDUs, pdus);
-return false;
+return true;
 }
+#else
+bool SMUX::CommitOrRollbackHandler(const SMUX_PDUs_t *)
+{
+return true;
+}
+#endif
 
 bool SMUX::GetRequestHandler(const PDUs_t * pdus)
 {
+#ifdef SMUX_DEBUG
 printfd(__FILE__, "SMUX::GetRequestHandler()\n");
 asn_fprint(stderr, &asn_DEF_PDUs, pdus);
+#endif
 const GetRequest_PDU_t * getRequest = &pdus->choice.get_request;
-GetResponse_PDU_t msg;
-VarBindList_t * varBindList = &msg.variable_bindings;
-memset(&msg, 0, sizeof(msg));
+GetResponse_PDU_t * msg = static_cast<GetResponse_PDU_t *>(calloc(1, sizeof(GetResponse_PDU_t)));
+assert(msg && "Enought mempry to allocate GetResponse_PDU_t");
+VarBindList_t * varBindList = &msg->variable_bindings;
 
-msg.request_id = getRequest->request_id;
-asn_long2INTEGER(&msg.error_status, 0);
-asn_long2INTEGER(&msg.error_index, 0);
+long id = 0;
+asn_INTEGER2long(&getRequest->request_id, &id);
+asn_long2INTEGER(&msg->request_id, id);
+asn_long2INTEGER(&msg->error_status, 0);
+asn_long2INTEGER(&msg->error_index, 0);
 
 const VarBindList_t * vbl = &getRequest->variable_bindings; 
 for (int i = 0; i < vbl->list.count; ++i)
     {
     VarBind_t * vb = getRequest->variable_bindings.list.array[i];
     Sensors::iterator it;
-    it = sensors.find(OI2String(&vb->name));
+    it = sensors.find(OID(&vb->name));
     if (it == sensors.end())
         {
-        SendGetResponseErrorPDU(sock, getRequest,
-                                PDU__error_status_noSuchName, i);
-        return true;
+        return SendGetResponseErrorPDU(sock, getRequest,
+                                       PDU__error_status_noSuchName, i);
         }
 
-    VarBind_t newVb;
-    memset(&newVb, 0, sizeof(newVb));
+    VarBind_t * newVb = static_cast<VarBind_t *>(calloc(1, sizeof(VarBind_t)));
+    assert(newVb && "Enought mempry to allocate VarBind_t");
 
-    newVb.name = vb->name;
-    it->second->GetValue(&newVb.value);
+    it->first.ToOID(&newVb->name);
+    it->second->GetValue(&newVb->value);
 
-    ASN_SEQUENCE_ADD(varBindList, &newVb);
+    ASN_SEQUENCE_ADD(varBindList, newVb);
     }
 
-SendGetResponsePDU(sock, &msg);
-asn_fprint(stderr, &asn_DEF_PDU, &msg);
-return false;
+bool res = SendGetResponsePDU(sock, msg);
+#ifdef SMUX_DEBUG
+asn_fprint(stderr, &asn_DEF_GetResponse_PDU, msg);
+#endif
+ASN_STRUCT_FREE(asn_DEF_GetResponse_PDU, msg);
+return res;
 }
 
 bool SMUX::GetNextRequestHandler(const PDUs_t * pdus)
 {
+#ifdef SMUX_DEBUG
 printfd(__FILE__, "SMUX::GetNextRequestHandler()\n");
 asn_fprint(stderr, &asn_DEF_PDUs, pdus);
+#endif
 const GetRequest_PDU_t * getRequest = &pdus->choice.get_request;
-GetResponse_PDU_t msg;
-VarBindList_t * varBindList = &msg.variable_bindings;
-memset(&msg, 0, sizeof(msg));
+GetResponse_PDU_t * msg = static_cast<GetResponse_PDU_t *>(calloc(1, sizeof(GetResponse_PDU_t)));
+assert(msg && "Enought mempry to allocate GetResponse_PDU_t");
+VarBindList_t * varBindList = &msg->variable_bindings;
 
-msg.request_id = getRequest->request_id;
-asn_long2INTEGER(&msg.error_status, 0);
-asn_long2INTEGER(&msg.error_index, 0);
+long id = 0;
+asn_INTEGER2long(&getRequest->request_id, &id);
+asn_long2INTEGER(&msg->request_id, id);
+asn_long2INTEGER(&msg->error_status, 0);
+asn_long2INTEGER(&msg->error_index, 0);
 
 const VarBindList_t * vbl = &getRequest->variable_bindings; 
 for (int i = 0; i < vbl->list.count; ++i)
     {
     VarBind_t * vb = getRequest->variable_bindings.list.array[i];
     Sensors::iterator it;
-    it = sensors.upper_bound(OI2String(&vb->name));
+    it = sensors.upper_bound(OID(&vb->name));
     if (it == sensors.end())
         {
-        SendGetResponseErrorPDU(sock, getRequest,
-                                PDU__error_status_noSuchName, i);
-        return true;
+#ifdef SMUX_DEBUG
+        printfd(__FILE__, "SMUX::GetNextRequestHandler() - '%s' not found\n", OID(&vb->name).ToString().c_str());
+#endif
+        return SendGetResponseErrorPDU(sock, getRequest,
+                                       PDU__error_status_noSuchName, i);
         }
 
-    VarBind_t newVb;
-    memset(&newVb, 0, sizeof(newVb));
+    VarBind_t * newVb = static_cast<VarBind_t *>(calloc(1, sizeof(VarBind_t)));
+    assert(newVb && "Enought mempry to allocate VarBind_t");
 
-    newVb.name = vb->name;
-    it->second->GetValue(&newVb.value);
+    it->first.ToOID(&newVb->name);
+    it->second->GetValue(&newVb->value);
 
-    ASN_SEQUENCE_ADD(varBindList, &newVb);
+    ASN_SEQUENCE_ADD(varBindList, newVb);
     }
 
-SendGetResponsePDU(sock, &msg);
-asn_fprint(stderr, &asn_DEF_PDU, &msg);
-return false;
+bool res = SendGetResponsePDU(sock, msg);
+#ifdef SMUX_DEBUG
+asn_fprint(stderr, &asn_DEF_PDU, msg);
+#endif
+ASN_STRUCT_FREE(asn_DEF_GetResponse_PDU, msg);
+return res;
 }
 
 bool SMUX::SetRequestHandler(const PDUs_t * pdus)
 {
+#ifdef SMUX_DEBUG
 printfd(__FILE__, "SMUX::SetRequestHandler()\n");
 asn_fprint(stderr, &asn_DEF_PDUs, pdus);
-SendGetResponseErrorPDU(sock, &pdus->choice.set_request,
-                        PDU__error_status_readOnly, 0);
-return false;
-}
-
-std::string OI2String(OBJECT_IDENTIFIER_t * oi)
-{
-std::string res;
-
-int arcs[1024];
-int count = OBJECT_IDENTIFIER_get_arcs(oi, arcs, sizeof(arcs[0]), 1024);
-
-if (count > 1024)
-    return "";
-
-for (int i = 0; i < count; ++i)
-    {
-    res += ".";
-    std::string arc;
-    strprintf(&arc, "%d", arcs[i]);
-    res += arc;
-    }
-
-return res;
-}
-
-int SendGetResponsePDU(int fd, GetResponse_PDU_t * getResponse)
-{
-asn_enc_rval_t error;
-
-char buffer[1024];
-error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, getResponse, buffer,
-                             sizeof(buffer));
-
-if (error.encoded == -1)
-    {
-    printfd(__FILE__, "Could not encode GetResponsePDU (at %s)\n",
-            error.failed_type ? error.failed_type->name : "unknown");
-    return -1;
-    }
-else
-    {
-    write(fd, buffer, error.encoded);
-    printfd(__FILE__, "GetResponsePDU encoded successfully to %d bytes\n",
-            error.encoded);
-    }
-return 0;
-}
-
-int SendGetResponseErrorPDU(int fd,
-                            const PDU_t * getRequest,
-                            int errorStatus,
-                            int errorIndex)
-{
-asn_enc_rval_t error;
-GetResponse_PDU_t msg;
-
-memset(&msg, 0, sizeof(msg));
-
-msg.request_id = getRequest->request_id;
-asn_long2INTEGER(&msg.error_status, errorStatus);
-asn_long2INTEGER(&msg.error_index, errorIndex);
-
-char buffer[1024];
-error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, &msg, buffer,
-                             sizeof(buffer));
-
-if (error.encoded == -1)
-    {
-    printfd(__FILE__, "Could not encode GetResponsePDU for error (at %s)\n",
-            error.failed_type ? error.failed_type->name : "unknown");
-    return -1;
-    }
-else
-    {
-    write(fd, buffer, error.encoded);
-    printfd(__FILE__,
-            "GetResponsePDU for error encoded successfully to %d bytes\n",
-            error.encoded);
-    }
-return 0;
+#endif
+return SendGetResponseErrorPDU(sock, &pdus->choice.set_request,
+                               PDU__error_status_readOnly, 0);
 }