core::fmt::Write support for the console

ctru-sys/src/console.rs

@@ -1,4 +1,4 @@
-use c_void;
+use libc::c_void;
 
 use super::gfx::*;
 

ctru-sys/src/lib.rs

@@ -14,6 +14,7 @@ pub mod gfx;
 pub mod gpu;
 pub mod ipc;
 pub mod lock;
+pub mod libc;
 pub mod os;
 pub mod sdmc;
 pub mod srv;
@@ -29,10 +30,4 @@ pub use self::types::*;
 pub type Result = i32;
 pub type Handle = u32;
 
-#[repr(u8)]
+pub type ThreadFunc = Option<extern "C" fn(arg1: *mut libc::c_void) -> ()>;
-pub enum c_void {
-    __variant1,
-    __variant2,
-}
-
-pub type ThreadFunc = Option<extern "C" fn(arg1: *mut c_void) -> ()>;

ctru-sys/src/libc.rs

@@ -0,0 +1,11 @@
+pub const STDOUT_FILENO: i32 = 1;
+
+#[repr(u8)]
+pub enum c_void {
+    __variant1,
+    __variant2,
+}
+
+extern "C" {
+    pub fn write(fd: i32, buf: *const c_void, count: usize) -> isize;
+}

ctru-sys/src/os.rs

@@ -1,6 +1,7 @@
 //TODO: Fix Bindgen's issues again. 
 
 use ::Result;
+use libc::c_void;
 use types::*;
 
 #[inline]
@@ -35,9 +36,9 @@ impl ::core::default::Default for Struct_Unnamed2 {
 }
 pub type OS_VersionBin = Struct_Unnamed2;
 extern "C" {
-    pub fn osConvertVirtToPhys(vaddr: *const ::c_void) -> u32;
+    pub fn osConvertVirtToPhys(vaddr: *const c_void) -> u32;
-    pub fn osConvertOldLINEARMemToNew(vaddr: *const ::c_void)
+    pub fn osConvertOldLINEARMemToNew(vaddr: *const c_void)
-     -> *mut ::c_void;
+     -> *mut c_void;
     pub fn osStrError(error: u32) -> *const u8;
     pub fn osGetMemRegionUsed(region: MemRegion) -> s64;
     pub fn osGetTime() -> u64;

ctru-sys/src/services/apt.rs

@@ -1,5 +1,5 @@
 use ::{Result, Handle};
-use ::c_void;
+use ::libc::c_void;
 
 #[repr(C)]
 #[derive(Clone, Copy)]

ctru-sys/src/services/cam.rs

@@ -1,7 +1,7 @@
 // TODO: Determine if anonymous enums are properly represented (they probably aren't)
 
 use ::{Handle, Result};
-use ::c_void;
+use libc::c_void;
 use ::types::*;
 
 #[derive(Clone, Copy)]

ctru-sys/src/services/dsp.rs

@@ -1,5 +1,5 @@
 use ::{Handle, Result};
-use ::c_void;
+use ::libc::c_void;
 
 #[repr(C)]
 #[derive(Clone, Copy)]

ctru-sys/src/services/fs.rs

@@ -1,6 +1,7 @@
 // TODO: Determine if anonymous enums are properly represented (they probably aren't)
 
 use ::{Handle, Result};
+use ::libc::c_void;
 
 #[derive(Clone, Copy)]
 #[repr(C)]
@@ -276,7 +277,7 @@ pub type FS_DeviceMoveContext = Struct_Unnamed24;
 pub struct Struct_Unnamed25 {
     pub _type: FS_PathType,
     pub size: u32,
-    pub data: *const ::c_void,
+    pub data: *const c_void,
 }
 impl ::core::clone::Clone for Struct_Unnamed25 {
     fn clone(&self) -> Self { *self }
@@ -305,12 +306,12 @@ extern "C" {
     pub fn fsExit();
     pub fn fsUseSession(session: Handle, sdmc: u8);
     pub fn fsEndUseSession();
-    pub fn fsMakePath(_type: FS_PathType, path: *const ::c_void)
+    pub fn fsMakePath(_type: FS_PathType, path: *const c_void)
      -> FS_Path;
     pub fn fsGetSessionHandle() -> *mut Handle;
     pub fn FSUSER_Control(action: FS_Action,
-                          input: *mut ::c_void, inputSize: u32,
+                          input: *mut c_void, inputSize: u32,
-                          output: *mut ::c_void,
+                          output: *mut c_void,
                           outputSize: u32) -> Result;
     pub fn FSUSER_Initialize(session: Handle) -> Result;
     pub fn FSUSER_OpenFile(out: *mut Handle, archive: FS_Archive,
@@ -339,9 +340,9 @@ extern "C" {
     pub fn FSUSER_OpenArchive(archive: *mut FS_Archive) -> Result;
     pub fn FSUSER_ControlArchive(archive: FS_Archive,
                                  action: FS_ArchiveAction,
-                                 input: *mut ::c_void,
+                                 input: *mut c_void,
                                  inputSize: u32,
-                                 output: *mut ::c_void,
+                                 output: *mut c_void,
                                  outputSize: u32) -> Result;
     pub fn FSUSER_CloseArchive(archive: *mut FS_Archive) -> Result;
     pub fn FSUSER_GetFreeBytes(freeBytes: *mut u64, archive: FS_Archive)
@@ -495,22 +496,22 @@ extern "C" {
                                          titleUniqueId: u32,
                                          titleVariation: u8) -> Result;
     pub fn FSUSER_ControlSecureSave(action: FS_SecureSaveAction,
-                                    input: *mut ::c_void,
+                                    input: *mut c_void,
                                     inputSize: u32,
-                                    output: *mut ::c_void,
+                                    output: *mut c_void,
                                     outputSize: u32) -> Result;
     pub fn FSUSER_GetMediaType(mediaType: *mut FS_MediaType) -> Result;
     pub fn FSFILE_Control(handle: Handle, action: FS_FileAction,
-                          input: *mut ::c_void, inputSize: u32,
+                          input: *mut c_void, inputSize: u32,
-                          output: *mut ::c_void,
+                          output: *mut c_void,
                           outputSize: u32) -> Result;
     pub fn FSFILE_OpenSubFile(handle: Handle, subFile: *mut Handle,
                               offset: u64, size: u64) -> Result;
     pub fn FSFILE_Read(handle: Handle, bytesRead: *mut u32, offset: u64,
-                       buffer: *mut ::c_void, size: u32)
+                       buffer: *mut c_void, size: u32)
      -> Result;
     pub fn FSFILE_Write(handle: Handle, bytesWritten: *mut u32, offset: u64,
-                        buffer: *const ::c_void, size: u32,
+                        buffer: *const c_void, size: u32,
                         flags: u32) -> Result;
     pub fn FSFILE_GetSize(handle: Handle, size: *mut u64) -> Result;
     pub fn FSFILE_SetSize(handle: Handle, size: u64) -> Result;
@@ -524,8 +525,8 @@ extern "C" {
     pub fn FSFILE_OpenLinkFile(handle: Handle, linkFile: *mut Handle)
      -> Result;
     pub fn FSDIR_Control(handle: Handle, action: FS_DirectoryAction,
-                         input: *mut ::c_void, inputSize: u32,
+                         input: *mut c_void, inputSize: u32,
-                         output: *mut ::c_void,
+                         output: *mut c_void,
                          outputSize: u32) -> Result;
     pub fn FSDIR_Read(handle: Handle, entriesRead: *mut u32,
                       entryCount: u32, entries: *mut FS_DirectoryEntry)

ctru-sys/src/services/gspgpu.rs

@@ -1,5 +1,5 @@
 use ::{Handle, Result};
-use ::c_void;
+use ::libc::c_void;
 use ::types::*;
 
 #[inline]

ctru-sys/src/services/hb.rs

@@ -1,5 +1,5 @@
 use ::Result;
-use ::c_void;
+use ::libc::c_void;
 
 
 extern "C" {

ctru-sys/src/services/news.rs

@@ -1,5 +1,5 @@
 use ::Result;
-use ::c_void;
+use ::libc::c_void;
 
 extern "C" {
     pub fn newsInit() -> Result;

ctru-sys/src/services/pm.rs

@@ -1,5 +1,5 @@
 use ::{Handle, Result};
-use ::c_void;
+use ::libc::c_void;
 
 extern "C" {
     pub fn pmInit() -> Result;

ctru-sys/src/services/srvpm.rs

@@ -1,5 +1,5 @@
 use ::{Handle, Result};
-use ::c_void;
+use ::libc::c_void;
 
 extern "C" {
     pub fn srvPmInit() -> Result;

ctru-sys/src/services/y2r.rs

@@ -1,5 +1,5 @@
 use ::{Handle, Result};
-use ::c_void;
+use ::libc::c_void;
 use ::types::*;
 
 #[derive(Clone, Copy)]

ctru-sys/src/srv.rs

@@ -1,5 +1,5 @@
 use {Result, Handle};
-use c_void;
+use libc::c_void;
 
 extern "C" {
     pub fn srvInit() -> Result;

ctru-sys/src/svc.rs

@@ -1,7 +1,7 @@
 //TODO: Implement static functions
 
 use {Handle, Result};
-use c_void;
+use libc::c_void;
 use ThreadFunc;
 use types::*;
 

ctru-sys/src/thread.rs

@@ -1,5 +1,5 @@
 use {Handle, Result};
-use c_void;
+use libc::c_void;
 use ThreadFunc;
 
 pub enum Struct_Thread_tag { }

src/console.rs

@@ -1,34 +1,17 @@
 use libctru::console::{consoleInit, consoleClear};
 use libctru::gfx;
+use libctru::libc;
 
+use core::fmt::{self, Write};
 use core::default::Default;
 use core::marker::PhantomData;
 use core::ptr;
 
-extern "C" {
-    fn putchar(ch: u8) -> i32;
-}
-
 pub struct Console {
     pd: PhantomData<()>,
 }
 
 impl Console {
-    pub fn print<'a>(&mut self, s: &'a str) {
-        unsafe {
-            for ch in s.as_bytes().iter() {
-                putchar(*ch);
-            }
-        }
-    }
-
-    pub fn println<'a>(&mut self, s: &'a str) {
-        unsafe {
-            self.print(s);
-            putchar('\n' as u8);
-        }
-    }
-
     pub fn clear(&mut self) {
         unsafe { consoleClear() }
     }
@@ -36,7 +19,20 @@ impl Console {
 
 impl Default for Console {
     fn default() -> Self {
-        unsafe { consoleInit(gfx::gfxScreen_t::GFX_TOP, ptr::null_mut()); }
+        unsafe {
+            consoleInit(gfx::gfxScreen_t::GFX_TOP, ptr::null_mut());
+        }
         Console { pd: PhantomData }
     }
 }
+
+impl Write for Console {
+    fn write_str(&mut self, s: &str) -> fmt::Result {
+        let ret = unsafe { libc::write(libc::STDOUT_FILENO, s.as_ptr() as *const _, s.len()) };
+        if ret == s.len() as isize {
+            Ok(())
+        } else {
+            Err(fmt::Error)
+        }
+    }
+}