From 5892d49599d506441973a1cbf6e34680d5aa37c0 Mon Sep 17 00:00:00 2001
From: MCMrARM <mcmrarm@gmail.com>
Date: Tue, 15 May 2018 18:31:46 +0200
Subject: [PATCH] Print system title version when dumping sys update partition

---
 source/dumper.c |  7 +++++++
 source/fsext.c  | 42 ++++++++++++++++++++++++++++++++++++++++++
 source/fsext.h  |  1 +
 3 files changed, 50 insertions(+)

diff --git a/source/dumper.c b/source/dumper.c
index f1b8b71..a362fe9 100644
--- a/source/dumper.c
+++ b/source/dumper.c
@@ -11,6 +11,13 @@ bool dumpPartitionRaw(FsDeviceOperator* fsOperator, u32 partition) {
         printf("GetGameCardHandle failed\n");
         return false;
     }
+
+    if (partition == 0) {
+        u32 title_ver;
+        fsDeviceOperatorUpdatePartitionInfo(fsOperator, handle, &title_ver, NULL);
+        printf("System title-version = %i\n", title_ver);
+    }
+
     FsStorage gameCardStorage;
     Result result;
     if (R_FAILED(result = fsOpenGameCard(&gameCardStorage, handle, partition))) {
diff --git a/source/fsext.c b/source/fsext.c
index 3ea3a8e..9349d75 100644
--- a/source/fsext.c
+++ b/source/fsext.c
@@ -81,6 +81,48 @@ Result fsDeviceOperatorIsGameCardInserted(FsDeviceOperator* d, bool* out) {
     return rc;
 }
 
+Result fsDeviceOperatorUpdatePartitionInfo(FsDeviceOperator* d, u32 handle, u32* out_title_version, u64* out_title_id) {
+    IpcCommand c;
+    ipcInitialize(&c);
+
+    struct {
+        u64 magic;
+        u64 cmd_id;
+        u32 handle;
+    } *raw;
+
+    raw = ipcPrepareHeader(&c, sizeof(*raw));
+
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = 203;
+    raw->handle = handle;
+
+    Result rc = serviceIpcDispatch(&d->s);
+
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        ipcParse(&r);
+
+        struct {
+            u64 magic;
+            u64 result;
+            u32 title_ver;
+            u64 title_id;
+        } *resp = r.Raw;
+
+        rc = resp->result;
+
+        if (R_SUCCEEDED(rc)) {
+            if (out_title_version != NULL)
+                *out_title_version = resp->title_ver;
+            if (out_title_id != NULL)
+                *out_title_id = resp->title_id;
+        }
+    }
+
+    return rc;
+}
+
 Result fsDeviceOperatorGetGameCardHandle(FsDeviceOperator* d, u32* out) {
     IpcCommand c;
     ipcInitialize(&c);
diff --git a/source/fsext.h b/source/fsext.h
index e709f9f..55045bb 100644
--- a/source/fsext.h
+++ b/source/fsext.h
@@ -10,6 +10,7 @@ Result fsOpenGameCard(FsStorage* out, u32 handle, u32 partition);
 // IDeviceOperator
 Result fsDeviceOperatorIsGameCardInserted(FsDeviceOperator* d, bool* out);
 Result fsDeviceOperatorGetGameCardHandle(FsDeviceOperator* d, u32* out);
+Result fsDeviceOperatorUpdatePartitionInfo(FsDeviceOperator* d, u32 handle, u32* out_title_version, u64* out_title_id);
 
 
 // FsStorage