Make it obvious that pci_nic_init() can't fail
[qemu-kvm/fedora.git] / qemu-char.h
blob77d4edaae381f78cdc2e3e0357a1614305d9dfd9
1 #ifndef QEMU_CHAR_H
2 #define QEMU_CHAR_H
4 #include "qemu-common.h"
5 #include "sys-queue.h"
7 /* character device */
9 #define CHR_EVENT_BREAK 0 /* serial break char */
10 #define CHR_EVENT_FOCUS 1 /* focus to this terminal (modal input needed) */
11 #define CHR_EVENT_RESET 2 /* new connection established */
12 #define CHR_EVENT_MUX_IN 3 /* mux-focus was set to this terminal */
13 #define CHR_EVENT_MUX_OUT 4 /* mux-focus will move on */
16 #define CHR_IOCTL_SERIAL_SET_PARAMS 1
17 typedef struct {
18 int speed;
19 int parity;
20 int data_bits;
21 int stop_bits;
22 } QEMUSerialSetParams;
24 #define CHR_IOCTL_SERIAL_SET_BREAK 2
26 #define CHR_IOCTL_PP_READ_DATA 3
27 #define CHR_IOCTL_PP_WRITE_DATA 4
28 #define CHR_IOCTL_PP_READ_CONTROL 5
29 #define CHR_IOCTL_PP_WRITE_CONTROL 6
30 #define CHR_IOCTL_PP_READ_STATUS 7
31 #define CHR_IOCTL_PP_EPP_READ_ADDR 8
32 #define CHR_IOCTL_PP_EPP_READ 9
33 #define CHR_IOCTL_PP_EPP_WRITE_ADDR 10
34 #define CHR_IOCTL_PP_EPP_WRITE 11
35 #define CHR_IOCTL_PP_DATA_DIR 12
37 #define CHR_IOCTL_SERIAL_SET_TIOCM 13
38 #define CHR_IOCTL_SERIAL_GET_TIOCM 14
40 #define CHR_TIOCM_CTS 0x020
41 #define CHR_TIOCM_CAR 0x040
42 #define CHR_TIOCM_DSR 0x100
43 #define CHR_TIOCM_RI 0x080
44 #define CHR_TIOCM_DTR 0x002
45 #define CHR_TIOCM_RTS 0x004
47 typedef void IOEventHandler(void *opaque, int event);
49 struct CharDriverState {
50 void (*init)(struct CharDriverState *s);
51 int (*chr_write)(struct CharDriverState *s, const uint8_t *buf, int len);
52 void (*chr_update_read_handler)(struct CharDriverState *s);
53 int (*chr_ioctl)(struct CharDriverState *s, int cmd, void *arg);
54 int (*get_msgfd)(struct CharDriverState *s);
55 IOEventHandler *chr_event;
56 IOCanRWHandler *chr_can_read;
57 IOReadHandler *chr_read;
58 void *handler_opaque;
59 void (*chr_send_event)(struct CharDriverState *chr, int event);
60 void (*chr_close)(struct CharDriverState *chr);
61 void (*chr_accept_input)(struct CharDriverState *chr);
62 void *opaque;
63 int focus;
64 QEMUBH *bh;
65 char *label;
66 char *filename;
67 TAILQ_ENTRY(CharDriverState) next;
70 CharDriverState *qemu_chr_open(const char *label, const char *filename, void (*init)(struct CharDriverState *s));
71 void qemu_chr_close(CharDriverState *chr);
72 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...);
73 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len);
74 void qemu_chr_send_event(CharDriverState *s, int event);
75 void qemu_chr_add_handlers(CharDriverState *s,
76 IOCanRWHandler *fd_can_read,
77 IOReadHandler *fd_read,
78 IOEventHandler *fd_event,
79 void *opaque);
80 int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg);
81 void qemu_chr_reset(CharDriverState *s);
82 void qemu_chr_initial_reset(void);
83 int qemu_chr_can_read(CharDriverState *s);
84 void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len);
85 int qemu_chr_get_msgfd(CharDriverState *s);
86 void qemu_chr_accept_input(CharDriverState *s);
87 void qemu_chr_info(Monitor *mon);
89 extern int term_escape_char;
91 /* async I/O support */
93 int qemu_set_fd_handler2(int fd,
94 IOCanRWHandler *fd_read_poll,
95 IOHandler *fd_read,
96 IOHandler *fd_write,
97 void *opaque);
98 int qemu_set_fd_handler(int fd,
99 IOHandler *fd_read,
100 IOHandler *fd_write,
101 void *opaque);
103 #endif