LR: Implement wrappers for some commands

nx/include/switch/services/lr.h

@@ -0,0 +1,41 @@
+/**
+ * @file lr.h
+ * @brief Location Resolver (lr) service IPC wrapper.
+ * @author SciresM
+ * @copyright libnx Authors
+ */
+#pragma once
+#include "../types.h"
+#include "../services/sm.h"
+#include "../services/fs.h"
+
+typedef struct {
+    Service  s;
+} LrLocationResolver;
+
+typedef struct {
+    Service  s;
+} LrRegisteredLocationResolver;
+
+Result lrInitialize(void);
+void lrExit(void);
+
+Result lrGetLocationResolver(FsStorageId storage, LrLocationResolver* out);
+Result lrGetRegisteredLocationResolver(LrRegisteredLocationResolver* out);
+// TODO: Other ILocationResolverManager commands
+
+// ILocationResolver
+Result lrLrGetProgramPath(LrLocationResolver* lr, u64 tid, char *out);
+Result lrLrSetProgramPath(LrLocationResolver* lr, u64 tid, const char *path);
+Result lrLrGetControlPath(LrLocationResolver* lr, u64 tid, char *out);
+Result lrLrGetUserControlPath(LrLocationResolver* lr, u64 tid, char *out);
+Result lrLrSetControlPath(LrLocationResolver* lr, u64 tid, const char *path);
+Result lrLrGetDocHtmlPath(LrLocationResolver* lr, u64 tid, char *out);
+Result lrLrSetDocHtmlPath(LrLocationResolver* lr, u64 tid, const char *path);
+Result lrLrGetInfoHtmlPath(LrLocationResolver* lr, u64 tid, char *out);
+Result lrLrSetInfoHtmlPath(LrLocationResolver* lr, u64 tid, const char *path);
+Result lrLrClearOverridePaths(LrLocationResolver* lr);
+
+// IRegisteredLocationResolver
+Result lrRegLrGetProgramPath(LrRegisteredLocationResolver* reg, u64 tid, char *out);
+// TODO: Other IRegisteredLocationResolver commands

nx/source/services/lr.c

@@ -0,0 +1,243 @@
+// Copyright 2018 SciresM
+#include <string.h>
+#include "types.h"
+#include "result.h"
+#include "arm/atomics.h"
+#include "kernel/ipc.h"
+#include "services/lr.h"
+#include "services/fs.h"
+#include "services/sm.h"
+
+static Service g_managerSrv;
+static u64 g_managerRefCnt;
+
+Result lrInitialize(void) {
+    atomicIncrement64(&g_managerRefCnt);
+     
+    if (serviceIsActive(&g_managerSrv)) {
+        return 0;
+    }
+    
+    return smGetService(&g_managerSrv, "lr");
+}
+
+void lrExit(void) {
+    if (atomicDecrement64(&g_managerRefCnt) == 0) {
+        serviceClose(&g_managerSrv);
+    }
+}
+
+Result lrGetLocationResolver(FsStorageId storage, LrLocationResolver* out) {
+    IpcCommand c;
+    ipcInitialize(&c);
+    
+    struct {
+        u64 magic;
+        u64 cmd_id;
+        u32 storage_id; // Actually u8
+    } *raw;
+    
+    raw = ipcPrepareHeader(&c, sizeof(*raw));
+    
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = 0;
+    raw->storage_id = (u32)storage;
+    
+    Result rc = serviceIpcDispatch(&g_managerSrv);
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        ipcParse(&r);
+
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp = r.Raw;
+
+        rc = resp->result;
+
+        if (R_SUCCEEDED(rc)) {
+            serviceCreate(&out->s, r.Handles[0]);
+        }
+    }
+    
+    return rc;
+}
+
+Result lrGetRegisteredLocationResolver(LrRegisteredLocationResolver* out) {
+    IpcCommand c;
+    ipcInitialize(&c);
+    
+    struct {
+        u64 magic;
+        u64 cmd_id;
+    } *raw;
+    
+    raw = ipcPrepareHeader(&c, sizeof(*raw));
+    
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = 1;
+    
+    Result rc = serviceIpcDispatch(&g_managerSrv);
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        ipcParse(&r);
+
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp = r.Raw;
+
+        rc = resp->result;
+
+        if (R_SUCCEEDED(rc)) {
+            serviceCreate(&out->s, r.Handles[0]);
+        }
+    }
+    
+    return rc;
+}
+
+static Result lrUtilGetPath(Service* s, u64 cmd_id, u64 tid, char *out) {
+    char out_path[FS_MAX_PATH] = {0};
+    IpcCommand c;
+    ipcInitialize(&c);
+    ipcAddRecvStatic(&c, out_path, FS_MAX_PATH, 0);
+    
+    struct {
+        u64 magic;
+        u64 cmd_id;
+        u64 tid;
+    } *raw;
+    
+    raw = ipcPrepareHeader(&c, sizeof(*raw));
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = cmd_id;
+    raw->tid = tid;
+    
+    Result rc = serviceIpcDispatch(s);
+
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        ipcParse(&r);
+
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp = r.Raw;
+
+        rc = resp->result;
+
+        if (R_SUCCEEDED(rc)) {
+            strncpy(out, out_path, FS_MAX_PATH);
+        }
+    }
+    
+    return rc;
+}
+
+static Result lrUtilSetPath(Service* s, u64 cmd_id, u64 tid, const char *path) {
+    char send_path[FS_MAX_PATH] = {0};
+    IpcCommand c;
+    ipcInitialize(&c);
+    ipcAddSendStatic(&c, send_path, FS_MAX_PATH, 0);
+    
+    struct {
+        u64 magic;
+        u64 cmd_id;
+        u64 tid;
+    } *raw;
+    
+    raw = ipcPrepareHeader(&c, sizeof(*raw));
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = cmd_id;
+    raw->tid = tid;
+    
+    strncpy(send_path, path, FS_MAX_PATH);
+    Result rc = serviceIpcDispatch(s);
+
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        ipcParse(&r);
+
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp = r.Raw;
+
+        rc = resp->result;
+    }
+    
+    return rc;
+}
+
+
+Result lrLrGetProgramPath(LrLocationResolver* lr, u64 tid, char *out) {
+    return lrUtilGetPath(&lr->s, 0, tid, out);
+}
+
+Result lrLrSetProgramPath(LrLocationResolver* lr, u64 tid, const char *path) {
+    return lrUtilSetPath(&lr->s, 1, tid, path);
+}
+
+Result lrLrGetUserControlPath(LrLocationResolver* lr, u64 tid, char *out) {
+    return lrUtilGetPath(&lr->s, 2, tid, out);
+}
+
+Result lrLrGetControlPath(LrLocationResolver* lr, u64 tid, char *out) {
+    return lrUtilGetPath(&lr->s, 4, tid, out);
+}
+
+Result lrLrSetControlPath(LrLocationResolver* lr, u64 tid, const char *path) {
+    return lrUtilSetPath(&lr->s, 5, tid, path);
+}
+
+Result lrLrGetDocHtmlPath(LrLocationResolver* lr, u64 tid, char *out) {
+    return lrUtilGetPath(&lr->s, 3, tid, out);
+}
+
+Result lrLrSetDocHtmlPath(LrLocationResolver* lr, u64 tid, const char *path) {
+    return lrUtilSetPath(&lr->s, 6, tid, path);
+}
+
+Result lrLrGetInfoHtmlPath(LrLocationResolver* lr, u64 tid, char *out) {
+    return lrUtilGetPath(&lr->s, 7, tid, out);
+}
+
+Result lrLrSetInfoHtmlPath(LrLocationResolver* lr, u64 tid, const char *path) {
+    return lrUtilSetPath(&lr->s, 8, tid, path);
+}
+
+Result lrLrClearOverridePaths(LrLocationResolver* lr) {
+    IpcCommand c;
+    ipcInitialize(&c);
+    
+    struct {
+        u64 magic;
+        u64 cmd_id;
+    } *raw;
+    
+    raw = ipcPrepareHeader(&c, sizeof(*raw));
+    
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = 9;
+    
+    Result rc = serviceIpcDispatch(&lr->s);
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        ipcParse(&r);
+
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp = r.Raw;
+
+        rc = resp->result;
+    }
+    
+    return rc;
+}
+
+
+Result lrRegLrGetProgramPath(LrRegisteredLocationResolver* reg, u64 tid, char *out) {
+    return lrUtilGetPath(&reg->s, 0, tid, out);
+}