add something...

src/ARP_entry.c

@@ -0,0 +1,142 @@
+#include "ARP_entry.h"
+#include <string.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <sys/ksys.h>
+
+
+static int syscalls_gcARPEntry(lua_State *L)
+{
+    free(lua_touserdata(L, 1));
+
+    return 0;
+}
+
+static bool syscalls_cmpAPREntry(const struct ARP_entry *entry1, const struct ARP_entry *entry2)
+{
+    return memcmp(entry1, entry2, sizeof(struct ARP_entry));
+}
+
+int syscalls_indexARPEntry(lua_State *L)
+{
+    struct ARP_entry *entry = (struct ARP_entry *)luaL_checkudata(L, 1, syscalls_ARPEntry_metatable_name);
+
+    const char *index = luaL_checkstring(L, 2);
+
+    if (strcmp(index, "IP") == 0)
+    {
+        lua_pushinteger(L, entry->IP);
+    }
+    else if (strcmp(index, "MAC") == 0)
+    {
+        char str[7];
+        memset(str, entry->MAC, 6);
+        str[6] = '\n';
+        lua_pushstring(L, str);
+    }
+    else if (strcmp(index, "Status") == 0)
+    {
+        lua_pushinteger(L, entry->Status);
+    }
+    else if (strcmp(index, "TTL") == 0)
+    {
+        lua_pushinteger(L, entry->TTL);
+    }
+    else
+    {
+        _ksys_debug_puts("err\n");
+    }
+
+    return 1;
+}
+
+int syscalls_newindexARPEntry(lua_State *L)
+{
+    struct ARP_entry *entry = (struct ARP_entry *)luaL_checkudata(L, 1, syscalls_ARPEntry_metatable_name);
+
+    const char *index = luaL_checkstring(L, 2);
+
+    if (strcmp(index, "IP"))
+    {
+        entry->IP = luaL_checkinteger(L, 3);
+    }
+    else if (strcmp(index, "MAC"))
+    {
+        memset(entry->MAC, luaL_checkstring(L, 3), 6);
+    }
+    else if (strcmp(index, "Status"))
+    {
+        entry->Status = luaL_checkinteger(L, 3);
+    }
+    else if (strcmp(index, "TTL"))
+    {
+        entry->TTL = luaL_checkinteger(L, 3);
+    }
+    else
+    {
+        _ksys_debug_puts("err\n");
+    }
+
+    return 0;
+}
+
+static int syscalls_eqAPREntry(lua_State *L)
+{
+    lua_pushboolean(
+        L, 
+        syscalls_cmpAPREntry(
+            (struct ARP_entry *)lua_touserdata(L, 1), 
+            (struct ARP_entry *)lua_touserdata(L, 2)
+        )
+    );
+
+    return 1;
+}
+
+
+
+int syscalls_newARPEntry(lua_State *L)
+{
+    struct ARP_entry *entry = malloc(sizeof(struct ARP_entry));
+
+    entry->IP = luaL_checkinteger(L, 1);
+    memcpy(entry->MAC, luaL_checkstring(L, 2), 6);
+    entry->Status = luaL_checkinteger(L, 3);
+    entry->TTL = luaL_checkinteger(L, 4);
+
+    syscalls_pushARPEntry(
+        L,
+        entry);
+
+    return 1;
+}
+
+static const luaL_Reg syscalls_ARPEntry_m[] = {
+    {"__index", syscalls_indexARPEntry},
+    {"__newindex", syscalls_newindexARPEntry},
+    {"__eq", syscalls_eqAPREntry},
+    {"__gc", syscalls_gcARPEntry},
+    {NULL, NULL}};
+
+void syscalls_pushARPEntry(lua_State* L, struct ARP_entry* entry)
+{
+    *(struct ARP_entry**)lua_newuserdata(L, sizeof(struct ARP_entry)) = entry;
+
+    luaL_newlibtable(L, syscalls_ARPEntry_m);
+    luaL_setfuncs(L, syscalls_ARPEntry_m, 0);
+
+    lua_setmetatable(L, -2);
+}
+
+static const luaL_Reg syscalls_ARPEntry_lib[] = {
+    {"new", syscalls_newARPEntry},
+    {NULL, NULL}};
+
+void syscalls_register_ARPEntry(lua_State *L)
+{
+    luaL_newlib(L, syscalls_ARPEntry_lib);
+    lua_setfield(L, -2, syscalls_ARPEntry_name);
+
+    luaL_newlibtable(L, syscalls_ARPEntry_m);
+    luaL_setfuncs(L, syscalls_ARPEntry_m, 0);
+}