From 660499ac01b9244301a0642f4a0209ef8309ace4 Mon Sep 17 00:00:00 2001
From: Subv <subv2112@gmail.com>
Date: Tue, 19 Apr 2016 14:08:02 -0500
Subject: [PATCH] Memory: Make ReadBlock and WriteBlock accept void pointers.

---
 src/core/hle/service/frd/frd.cpp | 10 ++++------
 src/core/hle/service/soc_u.cpp   | 14 +++++++-------
 src/core/memory.cpp              |  8 ++++----
 src/core/memory.h                |  4 ++--
 src/core/mmio.h                  |  4 ++--
 5 files changed, 19 insertions(+), 21 deletions(-)

diff --git a/src/core/hle/service/frd/frd.cpp b/src/core/hle/service/frd/frd.cpp
index 15d604bb6..29d144365 100644
--- a/src/core/hle/service/frd/frd.cpp
+++ b/src/core/hle/service/frd/frd.cpp
@@ -23,7 +23,7 @@ void GetMyPresence(Service::Interface* self) {
 
     ASSERT(shifted_out_size == ((sizeof(MyPresence) << 14) | 2));
 
-    Memory::WriteBlock(my_presence_addr, reinterpret_cast<const u8*>(&my_presence), sizeof(MyPresence));
+    Memory::WriteBlock(my_presence_addr, &my_presence, sizeof(MyPresence));
 
     cmd_buff[1] = RESULT_SUCCESS.raw; // No error
 
@@ -39,8 +39,7 @@ void GetFriendKeyList(Service::Interface* self) {
 
     FriendKey zero_key = {};
     for (u32 i = 0; i < frd_count; ++i) {
-        Memory::WriteBlock(frd_key_addr + i * sizeof(FriendKey),
-                           reinterpret_cast<const u8*>(&zero_key), sizeof(FriendKey));
+        Memory::WriteBlock(frd_key_addr + i * sizeof(FriendKey), &zero_key, sizeof(FriendKey));
     }
 
     cmd_buff[1] = RESULT_SUCCESS.raw; // No error
@@ -58,8 +57,7 @@ void GetFriendProfile(Service::Interface* self) {
 
     Profile zero_profile = {};
     for (u32 i = 0; i < count; ++i) {
-        Memory::WriteBlock(profiles_addr + i * sizeof(Profile),
-            reinterpret_cast<const u8*>(&zero_profile), sizeof(Profile));
+        Memory::WriteBlock(profiles_addr + i * sizeof(Profile), &zero_profile, sizeof(Profile));
     }
 
     cmd_buff[1] = RESULT_SUCCESS.raw; // No error
@@ -88,7 +86,7 @@ void GetMyFriendKey(Service::Interface* self) {
     u32* cmd_buff = Kernel::GetCommandBuffer();
 
     cmd_buff[1] = RESULT_SUCCESS.raw; // No error
-    Memory::WriteBlock(cmd_buff[2], reinterpret_cast<const u8*>(&my_friend_key), sizeof(FriendKey));
+    Memory::WriteBlock(cmd_buff[2], &my_friend_key, sizeof(FriendKey));
     LOG_WARNING(Service_FRD, "(STUBBED) called");
 }
 
diff --git a/src/core/hle/service/soc_u.cpp b/src/core/hle/service/soc_u.cpp
index a7404085b..9b285567b 100644
--- a/src/core/hle/service/soc_u.cpp
+++ b/src/core/hle/service/soc_u.cpp
@@ -568,7 +568,7 @@ static void SendTo(Service::Interface* self) {
     Memory::ReadBlock(input_buff_address, input_buff.data(), input_buff.size());
 
     CTRSockAddr ctr_dest_addr;
-    Memory::ReadBlock(dest_addr_addr, reinterpret_cast<u8*>(&ctr_dest_addr), sizeof(ctr_dest_addr));
+    Memory::ReadBlock(dest_addr_addr, &ctr_dest_addr, sizeof(ctr_dest_addr));
 
     int ret = -1;
     if (addr_len > 0) {
@@ -623,7 +623,7 @@ static void RecvFrom(Service::Interface* self) {
 
     if (ret >= 0 && buffer_parameters.output_src_address_buffer != 0 && src_addr_len > 0) {
         CTRSockAddr ctr_src_addr = CTRSockAddr::FromPlatform(src_addr);
-        Memory::WriteBlock(buffer_parameters.output_src_address_buffer, reinterpret_cast<u8*>(&ctr_src_addr), sizeof(ctr_src_addr));
+        Memory::WriteBlock(buffer_parameters.output_src_address_buffer, &ctr_src_addr, sizeof(ctr_src_addr));
     }
 
     int result = 0;
@@ -654,7 +654,7 @@ static void Poll(Service::Interface* self) {
     }
 
     std::vector<CTRPollFD> ctr_fds(nfds);
-    Memory::ReadBlock(input_fds_addr, reinterpret_cast<u8*>(ctr_fds.data()), nfds * sizeof(CTRPollFD));
+    Memory::ReadBlock(input_fds_addr, ctr_fds.data(), nfds * sizeof(CTRPollFD));
 
     // The 3ds_pollfd and the pollfd structures may be different (Windows/Linux have different sizes)
     // so we have to copy the data
@@ -666,7 +666,7 @@ static void Poll(Service::Interface* self) {
     // Now update the output pollfd structure
     std::transform(platform_pollfd.begin(), platform_pollfd.end(), ctr_fds.begin(), CTRPollFD::FromPlatform);
 
-    Memory::WriteBlock(output_fds_addr, reinterpret_cast<u8*>(ctr_fds.data()), nfds * sizeof(CTRPollFD));
+    Memory::WriteBlock(output_fds_addr, ctr_fds.data(), nfds * sizeof(CTRPollFD));
 
     int result = 0;
     if (ret == SOCKET_ERROR_VALUE)
@@ -690,7 +690,7 @@ static void GetSockName(Service::Interface* self) {
 
     if (ctr_dest_addr_addr != 0 && Memory::IsValidVirtualAddress(ctr_dest_addr_addr)) {
         CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
-        Memory::WriteBlock(ctr_dest_addr_addr, reinterpret_cast<u8*>(&ctr_dest_addr), sizeof(ctr_dest_addr));
+        Memory::WriteBlock(ctr_dest_addr_addr, &ctr_dest_addr, sizeof(ctr_dest_addr));
     } else {
         cmd_buffer[1] = -1; // TODO(Subv): Verify error
         return;
@@ -731,7 +731,7 @@ static void GetPeerName(Service::Interface* self) {
 
     if (ctr_dest_addr_addr != 0 && Memory::IsValidVirtualAddress(ctr_dest_addr_addr)) {
         CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
-        Memory::WriteBlock(ctr_dest_addr_addr, reinterpret_cast<u8*>(&ctr_dest_addr), sizeof(ctr_dest_addr));
+        Memory::WriteBlock(ctr_dest_addr_addr, &ctr_dest_addr, sizeof(ctr_dest_addr));
     } else {
         cmd_buffer[1] = -1;
         return;
@@ -761,7 +761,7 @@ static void Connect(Service::Interface* self) {
     }
 
     CTRSockAddr ctr_input_addr;
-    Memory::ReadBlock(ctr_input_addr_addr, reinterpret_cast<u8*>(&ctr_input_addr), sizeof(ctr_input_addr));
+    Memory::ReadBlock(ctr_input_addr_addr, &ctr_input_addr, sizeof(ctr_input_addr));
 
     sockaddr input_addr = CTRSockAddr::ToPlatform(ctr_input_addr);
     int ret = ::connect(socket_handle, &input_addr, sizeof(input_addr));
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index bf2493270..2ac3e7de4 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -364,7 +364,7 @@ u64 Read64(const VAddr addr) {
     return Read<u64_le>(addr);
 }
 
-void ReadBlock(const VAddr src_addr, u8* dest_buffer, const size_t size) {
+void ReadBlock(const VAddr src_addr, void* dest_buffer, const size_t size) {
     size_t remaining_size = size;
     size_t page_index = src_addr >> PAGE_BITS;
     size_t page_offset = src_addr & PAGE_MASK;
@@ -398,7 +398,7 @@ void ReadBlock(const VAddr src_addr, u8* dest_buffer, const size_t size) {
 
         page_index++;
         page_offset = 0;
-        dest_buffer += copy_amount;
+        dest_buffer = static_cast<u8*>(dest_buffer) + copy_amount;
         remaining_size -= copy_amount;
     }
 }
@@ -419,7 +419,7 @@ void Write64(const VAddr addr, const u64 data) {
     Write<u64_le>(addr, data);
 }
 
-void WriteBlock(const VAddr dest_addr, const u8* src_buffer, const size_t size) {
+void WriteBlock(const VAddr dest_addr, const void* src_buffer, const size_t size) {
     size_t remaining_size = size;
     size_t page_index = dest_addr >> PAGE_BITS;
     size_t page_offset = dest_addr & PAGE_MASK;
@@ -452,7 +452,7 @@ void WriteBlock(const VAddr dest_addr, const u8* src_buffer, const size_t size)
 
         page_index++;
         page_offset = 0;
-        src_buffer += copy_amount;
+        src_buffer = static_cast<const u8*>(src_buffer) + copy_amount;
         remaining_size -= copy_amount;
     }
 }
diff --git a/src/core/memory.h b/src/core/memory.h
index bb5dd0d15..ae5588dee 100644
--- a/src/core/memory.h
+++ b/src/core/memory.h
@@ -123,8 +123,8 @@ void Write16(VAddr addr, u16 data);
 void Write32(VAddr addr, u32 data);
 void Write64(VAddr addr, u64 data);
 
-void ReadBlock(const VAddr src_addr, u8* dest_buffer, size_t size);
-void WriteBlock(const VAddr dest_addr, const u8* src_buffer, size_t size);
+void ReadBlock(const VAddr src_addr, void* dest_buffer, size_t size);
+void WriteBlock(const VAddr dest_addr, const void* src_buffer, size_t size);
 void ZeroBlock(const VAddr dest_addr, const size_t size);
 void CopyBlock(VAddr dest_addr, VAddr src_addr, size_t size);
 
diff --git a/src/core/mmio.h b/src/core/mmio.h
index 35b73b061..d76f005d8 100644
--- a/src/core/mmio.h
+++ b/src/core/mmio.h
@@ -25,14 +25,14 @@ public:
     virtual u32 Read32(VAddr addr) = 0;
     virtual u64 Read64(VAddr addr) = 0;
 
-    virtual bool ReadBlock(VAddr src_addr, u8* dest_buffer, size_t size) = 0;
+    virtual bool ReadBlock(VAddr src_addr, void* dest_buffer, size_t size) = 0;
 
     virtual void Write8(VAddr addr, u8 data) = 0;
     virtual void Write16(VAddr addr, u16 data) = 0;
     virtual void Write32(VAddr addr, u32 data) = 0;
     virtual void Write64(VAddr addr, u64 data) = 0;
 
-    virtual bool WriteBlock(VAddr dest_addr, const u8* src_buffer, size_t size) = 0;
+    virtual bool WriteBlock(VAddr dest_addr, const void* src_buffer, size_t size) = 0;
 };
 
 using MMIORegionPointer = std::shared_ptr<MMIORegion>;