start porting mevent_server from firered

src/mevent_server.c

@@ -0,0 +1,56 @@
+#include "global.h"
+#include "alloc.h"
+#include "mevent.h"
+#include "mevent_server.h"
+#include "mevent_server_helpers.h"
+
+EWRAM_DATA struct mevent_srv_common * s_mevent_srv_common_ptr = NULL;
+EWRAM_DATA struct mevent_srv_ish * s_mevent_srv_ish_ptr = NULL;
+
+static void mevent_srv_init_common(struct mevent_srv_common *, const void *, u32, u32);
+u32 mevent_srv_exec_common(struct mevent_srv_common *);
+u32 mevent_srv_free_resources(struct mevent_srv_common *);
+
+extern const struct mevent_cmd s_mevent_wonder_news[];
+extern const struct mevent_cmd s_mevent_wonder_card[];
+
+void mevent_srv_init_wnews(void)
+{
+    s_mevent_srv_common_ptr = AllocZeroed(sizeof(struct mevent_srv_common));
+    mevent_srv_init_common(s_mevent_srv_common_ptr, s_mevent_wonder_news, 0, 1);
+}
+
+void mevent_srv_new_wcard(void)
+{
+    s_mevent_srv_common_ptr = AllocZeroed(sizeof(struct mevent_srv_common));
+    mevent_srv_init_common(s_mevent_srv_common_ptr, s_mevent_wonder_card, 0, 1);
+}
+
+u32 mevent_srv_common_do_exec(u16 * a0)
+{
+    u32 result;
+    if (s_mevent_srv_common_ptr == NULL)
+        return 3;
+    result = mevent_srv_exec_common(s_mevent_srv_common_ptr);
+    if (result == 3)
+    {
+        *a0 = s_mevent_srv_common_ptr->param;
+        mevent_srv_free_resources(s_mevent_srv_common_ptr);
+        Free(s_mevent_srv_common_ptr);
+        s_mevent_srv_common_ptr = NULL;
+    }
+    return result;
+}
+
+static void mevent_srv_init_common(struct mevent_srv_common * svr, const void * cmdBuffer, u32 sendPlayerNo, u32 recvPlayerNo)
+{
+    svr->unk_00 = 0;
+    svr->mainseqno = 0;
+    svr->mevent_32e0 = AllocZeroed(sizeof(struct MEventBuffer_32E0_Sub));
+    svr->mevent_3120 = AllocZeroed(sizeof(struct MEventBuffer_3120_Sub));
+    svr->recvBuffer = AllocZeroed(ME_SEND_BUF_SIZE);
+    svr->mevent_unk1442cc = AllocZeroed(sizeof(struct MEventStruct_Unk1442CC));
+    svr->cmdBuffer = cmdBuffer;
+    svr->cmdidx = 0;
+    mevent_srv_sub_init(&svr->manager, sendPlayerNo, recvPlayerNo);
+}