14 files changed, 307 insertions, 7 deletions
diff --git a/include/chardev/char-fd.h b/include/chardev/char-fd.h
new file mode 100644
index 0000000..55ae5b4
--- /dev/null
+++ b/include/chardev/char-fd.h
@@ -0,0 +1,44 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef CHAR_FD_H
+#define CHAR_FD_H
+
+#include "io/channel.h"
+#include "chardev/char.h"
+
+typedef struct FDChardev {
+    Chardev parent;
+    Chardev *chr;
+    QIOChannel *ioc_in, *ioc_out;
+    int max_size;
+} FDChardev;
+
+#define TYPE_CHARDEV_FD "chardev-fd"
+
+#define FD_CHARDEV(obj) OBJECT_CHECK(FDChardev, (obj), TYPE_CHARDEV_FD)
+
+void qemu_chr_open_fd(Chardev *chr, int fd_in, int fd_out);
+int qmp_chardev_open_file_source(char *src, int flags, Error **errp);
+
+#endif /* CHAR_FD_H */
diff --git a/include/chardev/char-io.h b/include/chardev/char-io.h
new file mode 100644
index 0000000..9638da5
--- /dev/null
+++ b/include/chardev/char-io.h
@@ -0,0 +1,46 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef CHAR_IO_H
+#define CHAR_IO_H
+
+#include "qemu-common.h"
+#include "io/channel.h"
+#include "chardev/char.h"
+
+/* Can only be used for read */
+GSource *io_add_watch_poll(Chardev *chr,
+                        QIOChannel *ioc,
+                        IOCanReadHandler *fd_can_read,
+                        QIOChannelFunc fd_read,
+                        gpointer user_data,
+                        GMainContext *context);
+
+void remove_fd_in_watch(Chardev *chr);
+
+int io_channel_send(QIOChannel *ioc, const void *buf, size_t len);
+
+int io_channel_send_full(QIOChannel *ioc, const void *buf, size_t len,
+                         int *fds, size_t nfds);
+
+#endif /* CHAR_IO_H */
diff --git a/include/chardev/char-mux.h b/include/chardev/char-mux.h
new file mode 100644
index 0000000..45cdfc7
--- /dev/null
+++ b/include/chardev/char-mux.h
@@ -0,0 +1,63 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef CHAR_MUX_H
+#define CHAR_MUX_H
+
+#include "chardev/char.h"
+
+extern bool muxes_realized;
+
+#define MAX_MUX 4
+#define MUX_BUFFER_SIZE 32 /* Must be a power of 2.  */
+#define MUX_BUFFER_MASK (MUX_BUFFER_SIZE - 1)
+typedef struct MuxChardev {
+    Chardev parent;
+    CharBackend *backends[MAX_MUX];
+    CharBackend chr;
+    int focus;
+    int mux_cnt;
+    int term_got_escape;
+    int max_size;
+    /* Intermediate input buffer catches escape sequences even if the
+       currently active device is not accepting any input - but only until it
+       is full as well. */
+    unsigned char buffer[MAX_MUX][MUX_BUFFER_SIZE];
+    int prod[MAX_MUX];
+    int cons[MAX_MUX];
+    int timestamps;
+
+    /* Protected by the Chardev chr_write_lock.  */
+    int linestart;
+    int64_t timestamps_start;
+} MuxChardev;
+
+#define MUX_CHARDEV(obj) OBJECT_CHECK(MuxChardev, (obj), TYPE_CHARDEV_MUX)
+#define CHARDEV_IS_MUX(chr)                             \
+    object_dynamic_cast(OBJECT(chr), TYPE_CHARDEV_MUX)
+
+void mux_chr_set_handlers(Chardev *chr, GMainContext *context);
+void mux_set_focus(Chardev *chr, int focus);
+void mux_chr_send_all_event(Chardev *chr, int event);
+
+#endif /* CHAR_MUX_H */
diff --git a/include/chardev/char-parallel.h b/include/chardev/char-parallel.h
new file mode 100644
index 0000000..26742f9
--- /dev/null
+++ b/include/chardev/char-parallel.h
@@ -0,0 +1,32 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef CHAR_PARALLEL_H
+#define CHAR_PARALLEL_H
+
+#if defined(__linux__) || defined(__FreeBSD__) || \
+    defined(__FreeBSD_kernel__) || defined(__DragonFly__)
+#define HAVE_CHARDEV_PARPORT 1
+#endif
+
+#endif /* CHAR_PARALLEL_H */
diff --git a/include/chardev/char-serial.h b/include/chardev/char-serial.h
new file mode 100644
index 0000000..64a27f6
--- /dev/null
+++ b/include/chardev/char-serial.h
@@ -0,0 +1,35 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef CHAR_SERIAL_H
+#define CHAR_SERIAL_H
+
+#ifdef _WIN32
+#define HAVE_CHARDEV_SERIAL 1
+#elif defined(__linux__) || defined(__sun__) || defined(__FreeBSD__)    \
+    || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) \
+    || defined(__GLIBC__)
+#define HAVE_CHARDEV_SERIAL 1
+#endif
+
+#endif
diff --git a/include/chardev/char-win-stdio.h b/include/chardev/char-win-stdio.h
new file mode 100644
index 0000000..d7314f7
--- /dev/null
+++ b/include/chardev/char-win-stdio.h
@@ -0,0 +1,29 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef CHAR_WIN_STDIO_H
+#define CHAR_WIN_STDIO_H
+
+#define TYPE_CHARDEV_WIN_STDIO "chardev-win-stdio"
+
+#endif /* CHAR_WIN_STDIO_H */
diff --git a/include/chardev/char-win.h b/include/chardev/char-win.h
new file mode 100644
index 0000000..fa59e9e
--- /dev/null
+++ b/include/chardev/char-win.h
@@ -0,0 +1,51 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef CHAR_WIN_H
+#define CHAR_WIN_H
+
+#include "chardev/char.h"
+
+typedef struct {
+    Chardev parent;
+
+    bool keep_open; /* console do not close file */
+    HANDLE file, hrecv, hsend;
+    OVERLAPPED orecv;
+    BOOL fpipe;
+
+    /* Protected by the Chardev chr_write_lock.  */
+    OVERLAPPED osend;
+} WinChardev;
+
+#define NSENDBUF 2048
+#define NRECVBUF 2048
+
+#define TYPE_CHARDEV_WIN "chardev-win"
+#define WIN_CHARDEV(obj) OBJECT_CHECK(WinChardev, (obj), TYPE_CHARDEV_WIN)
+
+void win_chr_set_file(Chardev *chr, HANDLE file, bool keep_open);
+int win_chr_serial_init(Chardev *chr, const char *filename, Error **errp);
+int win_chr_pipe_poll(void *opaque);
+
+#endif /* CHAR_WIN_H */
diff --git a/include/sysemu/char.h b/include/chardev/char.h
index fffc0f4..fffc0f4 100644
--- a/include/sysemu/char.h
+++ b/include/chardev/char.h
diff --git a/include/hw/char/bcm2835_aux.h b/include/hw/char/bcm2835_aux.h
index 6865f15..2a051c5 100644
--- a/include/hw/char/bcm2835_aux.h
+++ b/include/hw/char/bcm2835_aux.h
@@ -9,7 +9,7 @@
 #define BCM2835_AUX_H
 
 #include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
 
 #define TYPE_BCM2835_AUX "bcm2835-aux"
 #define BCM2835_AUX(obj) OBJECT_CHECK(BCM2835AuxState, (obj), TYPE_BCM2835_AUX)
diff --git a/include/hw/char/cadence_uart.h b/include/hw/char/cadence_uart.h
index c836db4..eed7d8d 100644
--- a/include/hw/char/cadence_uart.h
+++ b/include/hw/char/cadence_uart.h
@@ -19,7 +19,7 @@
 #ifndef CADENCE_UART_H
 
 #include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
 #include "qemu/timer.h"
 
 #define CADENCE_UART_RX_FIFO_SIZE           16
diff --git a/include/hw/char/digic-uart.h b/include/hw/char/digic-uart.h
index 340c8e1..370b48a 100644
--- a/include/hw/char/digic-uart.h
+++ b/include/hw/char/digic-uart.h
@@ -19,7 +19,7 @@
 #define HW_CHAR_DIGIC_UART_H
 
 #include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
 
 #define TYPE_DIGIC_UART "digic-uart"
 #define DIGIC_UART(obj) \
diff --git a/include/hw/char/imx_serial.h b/include/hw/char/imx_serial.h
index 4cc3fbc..05500f5 100644
--- a/include/hw/char/imx_serial.h
+++ b/include/hw/char/imx_serial.h
@@ -19,7 +19,7 @@
 #define IMX_SERIAL_H
 
 #include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
 
 #define TYPE_IMX_SERIAL "imx.serial"
 #define IMX_SERIAL(obj) OBJECT_CHECK(IMXSerialState, (obj), TYPE_IMX_SERIAL)
diff --git a/include/hw/char/serial.h b/include/hw/char/serial.h
index daebb07..01dcd2a 100644
--- a/include/hw/char/serial.h
+++ b/include/hw/char/serial.h
@@ -28,10 +28,10 @@
 
 #include "hw/hw.h"
 #include "sysemu/sysemu.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
 #include "exec/memory.h"
 #include "qemu/fifo8.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
 
 #define UART_FIFO_LENGTH    16      /* 16550A Fifo Length */
 
diff --git a/include/hw/char/stm32f2xx_usart.h b/include/hw/char/stm32f2xx_usart.h
index 3267523..4259dbe 100644
--- a/include/hw/char/stm32f2xx_usart.h
+++ b/include/hw/char/stm32f2xx_usart.h
@@ -26,7 +26,7 @@
 #define HW_STM32F2XX_USART_H
 
 #include "hw/sysbus.h"
-#include "sysemu/char.h"
+#include "chardev/char.h"
 #include "hw/hw.h"
 
 #define USART_SR   0x00