Added getOSName function to internal API

SA/src/uname.c

@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdint.h>
+#include <string.h>
 #include <sys/utsname.h>
 
 #include "beacon_api.h"
@@ -8,8 +9,14 @@
 int run_uname(void){
     struct utsname values;
     int retcode = 0;
-    retcode = uname(&values);
-    BeaconPrintf(CALLBACK_OUTPUT, "%s %s %s %s %s\n", values.sysname, values.nodename, values.release, values.version, values.machine);
+    char* osversion = getOSName();
+    if (strcmp("lin", osversion)==0){
+        retcode = uname(&values);
+        BeaconPrintf(CALLBACK_OUTPUT, "%s %s %s %s %s\n", values.sysname, values.nodename, values.release, values.version, values.machine);
+    }
+    else{
+        BeaconPrintf(CALLBACK_OUTPUT, "Not supported\n");
+    }
     return 0;
 }
 

includes/beacon_api.h

@@ -55,4 +55,5 @@ uint32_t swap_endianess(uint32_t indata);
 
 char* BeaconGetOutputData(int *outsize);
 char** getEnviron(void);
+char* getOSName(void);
 #endif

includes/beacon_compatibility.h

@@ -13,8 +13,8 @@ typedef struct beacon_function{
     void* function;
 } beacon_function_t;
 
-extern beacon_function_t BeaconInternalMapping[17];
-#define BEACONINTERNALMAPPINGCOUNT 16
+extern beacon_function_t BeaconInternalMapping[18];
+#define BEACONINTERNALMAPPINGCOUNT 17
 
 void* internalFunctionLookup(char* symbolName);
 /* Structures as is in beacon.h */
@@ -63,4 +63,5 @@ uint32_t swap_endianess(uint32_t indata);
 
 char* BeaconGetOutputData(int *outsize);
 char** getEnviron(void);
+char* getOSName(void);
 #endif

src/beacon_compatibility.c

@@ -33,7 +33,7 @@ extern char** environ;
 
 /* Data Parsing */
 
-beacon_function_t BeaconInternalMapping[17] = {
+beacon_function_t BeaconInternalMapping[18] = {
     {"BeaconDataParse", (void*)BeaconDataParse},
     {"BeaconDataInt", (void*)BeaconDataInt},
     {"BeaconDataShort", (void*)BeaconDataShort},
@@ -49,7 +49,8 @@ beacon_function_t BeaconInternalMapping[17] = {
     {"BeaconPrintf", (void*)BeaconPrintf},
     {"BeaconOutput", (void*)BeaconOutput},
     {"BeaconIsAdmin", (void*)BeaconIsAdmin},
-    {"getEnviron", (void*)getEnviron}
+    {"getEnviron", (void*)getEnviron},
+    {"getOSName", (void*)getOSName}
 };
 
 
@@ -57,6 +58,20 @@ char** getEnviron(void){
     return environ;
 }
 
+char* getOSName(void){
+#ifdef __APPLE__
+    return "apple";
+#elif __FreeBSD__
+    return "freebsd";
+#elif __OpenBSD__
+    return "openbsd";
+#elif __linux__
+    return "lin";
+#else
+    return "unk";
+#endif
+}
+
 #ifdef _WIN32
 /* A hacky compatible dlsym function for use on windows systems. 
  * TODO: Implement a internal function lookup function for all OS's that