Stargazer (#6)

[stg.git] / projects / stargazer / plugins / other / smux / utils.cpp

diff --git a/projects/stargazer/plugins/other/smux/utils.cpp b/projects/stargazer/plugins/other/smux/utils.cpp
index 8d3988eb088dec3b24f2423b4fa19666377a41d0..d1a0c281a585dec96f34d532bba0e0338f60b1c2 100644 (file)
--- a/projects/stargazer/plugins/other/smux/utils.cpp
+++ b/projects/stargazer/plugins/other/smux/utils.cpp
@@ -1,23 +1,26 @@
-#include <unistd.h> // write
-
-#include <cstring> // memset
-#include <cerrno>
+#include "utils.h"
+#include "pen.h"
 
 #include "stg/common.h"
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wold-style-cast"
 #include "stg/OpenPDU.h"
 #include "stg/ClosePDU.h"
 #include "stg/RReqPDU.h"
 #include "stg/ber_decoder.h"
 #include "stg/der_encoder.h"
+#pragma GCC diagnostic pop
 
-#include "pen.h"
-#include "utils.h"
+#include <cstring> // memset
+#include <cerrno>
+
+#include <unistd.h> // write
 
 bool String2OI(const std::string & str, OBJECT_IDENTIFIER_t * oi)
 {
 size_t left = 0, pos = 0, arcPos = 0;
-int arcs[1024];
+uint32_t arcs[1024];
 pos = str.find_first_of('.', left);
 if (pos == 0)
     {
@@ -44,31 +47,10 @@ if (left < str.length())
         }
     arcs[arcPos++] = arc;
     }
-OBJECT_IDENTIFIER_set_arcs(oi, arcs, sizeof(arcs[0]), arcPos);
+OBJECT_IDENTIFIER_set_arcs(oi, arcs, static_cast<unsigned int>(arcPos));
 return true;
 }
 
-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;
-}
-
 bool SendOpenPDU(int fd)
 {
 const char * description = "Stg SMUX Plugin";
@@ -101,12 +83,16 @@ if (error.encoded == -1)
     }
 else
     {
-    write(fd, buffer, error.encoded);
+    if (write(fd, buffer, error.encoded) < 0)
+        {
+        printfd(__FILE__, "Failed to send OpenPDU: %s\n", strerror(errno));
+        return false;
+        }
     }
 return true;
 }
 
-int SendClosePDU(int fd)
+bool SendClosePDU(int fd)
 {
 ClosePDU_t msg;
 
@@ -124,18 +110,22 @@ if (error.encoded == -1)
     {
     printfd(__FILE__, "Could not encode ClosePDU (at %s)\n",
             error.failed_type ? error.failed_type->name : "unknown");
-    return -1;
+    return false;
     }
 else
     {
-    write(fd, buffer, error.encoded);
+    if (write(fd, buffer, error.encoded) < 0)
+        {
+        printfd(__FILE__, "Failed to send ClosePDU: %s\n", strerror(errno));
+        return false;
+        }
     }
-return 0;
+return true;
 }
 
-int SendRReqPDU(int fd)
+bool SendRReqPDU(int fd)
 {
-int oid[] = {1, 3, 6, 1, 4, 1, 38313, 1};
+uint32_t oid[] = {1, 3, 6, 1, 4, 1, 38313, 1};
 asn_enc_rval_t error;
 RReqPDU_t msg;
 
@@ -145,7 +135,6 @@ msg.priority = 0;
 asn_long2INTEGER(&msg.operation, RReqPDU__operation_readOnly);
 OBJECT_IDENTIFIER_set_arcs(&msg.subtree,
                            oid,
-                           sizeof(oid[0]),
                            8);
 
 char buffer[1024];
@@ -157,13 +146,17 @@ if (error.encoded == -1)
     {
     printfd(__FILE__, "Could not encode RReqPDU (at %s)\n",
             error.failed_type ? error.failed_type->name : "unknown");
-    return -1;
+    return false;
     }
 else
     {
-    write(fd, buffer, error.encoded);
+    if (write(fd, buffer, error.encoded) < 0)
+        {
+        printfd(__FILE__, "Failed to send RReqPDU: %s\n", strerror(errno));
+        return false;
+        }
     }
-return 0;
+return true;
 }
 
 SMUX_PDUs_t * RecvSMUXPDUs(int fd)
@@ -177,18 +170,19 @@ size_t length = read(fd, buffer, sizeof(buffer));
 if (length < 1)
     return NULL;
 asn_dec_rval_t error;
-error = ber_decode(0, &asn_DEF_SMUX_PDUs, (void **)&pdus, buffer, length);
+void* p = pdus;
+error = ber_decode(0, &asn_DEF_SMUX_PDUs, &p, buffer, length);
 
 if(error.code != RC_OK)
     {
     printfd(__FILE__, "Failed to decode PDUs at byte %ld\n",
-            (long)error.consumed);
+            static_cast<long>(error.consumed));
     return NULL;
     }
 return pdus;
 }
 
-int SendGetResponsePDU(int fd, GetResponse_PDU_t * getResponse)
+bool SendGetResponsePDU(int fd, GetResponse_PDU_t * getResponse)
 {
 asn_enc_rval_t error;
 
@@ -200,19 +194,23 @@ if (error.encoded == -1)
     {
     printfd(__FILE__, "Could not encode GetResponsePDU (at %s)\n",
             error.failed_type ? error.failed_type->name : "unknown");
-    return -1;
+    return false;
     }
 else
     {
-    write(fd, buffer, error.encoded);
+    if (write(fd, buffer, error.encoded) < 0)
+        {
+        printfd(__FILE__, "Failed to send GetResponsePDU: %s\n", strerror(errno));
+        return false;
+        }
     }
-return 0;
+return true;
 }
 
-int SendGetResponseErrorPDU(int fd,
-                            const PDU_t * getRequest,
-                            int errorStatus,
-                            int errorIndex)
+bool SendGetResponseErrorPDU(int fd,
+                             const PDU_t * getRequest,
+                             int errorStatus,
+                             int errorIndex)
 {
 asn_enc_rval_t error;
 GetResponse_PDU_t msg;
@@ -235,11 +233,15 @@ 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;
+    return false;
     }
 else
     {
-    write(fd, buffer, error.encoded);
+    if (write(fd, buffer, error.encoded) < 0)
+        {
+        printfd(__FILE__, "Failed to send GetResponseErrorPDU: %s\n", strerror(errno));
+        return false;
+        }
     }
-return 0;
+return true;
 }