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1 | #ifndef QEMU_CHAR_H | |
2 | #define QEMU_CHAR_H | |
3 | ||
4 | #include "sys-queue.h" | |
5 | /* character device */ | |
6 | ||
7 | #define CHR_EVENT_BREAK 0 /* serial break char */ | |
8 | #define CHR_EVENT_FOCUS 1 /* focus to this terminal (modal input needed) */ | |
9 | #define CHR_EVENT_RESET 2 /* new connection established */ | |
10 | ||
11 | ||
12 | #define CHR_IOCTL_SERIAL_SET_PARAMS 1 | |
13 | typedef struct { | |
14 | int speed; | |
15 | int parity; | |
16 | int data_bits; | |
17 | int stop_bits; | |
18 | } QEMUSerialSetParams; | |
19 | ||
20 | #define CHR_IOCTL_SERIAL_SET_BREAK 2 | |
21 | ||
22 | #define CHR_IOCTL_PP_READ_DATA 3 | |
23 | #define CHR_IOCTL_PP_WRITE_DATA 4 | |
24 | #define CHR_IOCTL_PP_READ_CONTROL 5 | |
25 | #define CHR_IOCTL_PP_WRITE_CONTROL 6 | |
26 | #define CHR_IOCTL_PP_READ_STATUS 7 | |
27 | #define CHR_IOCTL_PP_EPP_READ_ADDR 8 | |
28 | #define CHR_IOCTL_PP_EPP_READ 9 | |
29 | #define CHR_IOCTL_PP_EPP_WRITE_ADDR 10 | |
30 | #define CHR_IOCTL_PP_EPP_WRITE 11 | |
31 | #define CHR_IOCTL_PP_DATA_DIR 12 | |
32 | ||
33 | #define CHR_IOCTL_SERIAL_SET_TIOCM 13 | |
34 | #define CHR_IOCTL_SERIAL_GET_TIOCM 14 | |
35 | ||
36 | #define CHR_TIOCM_CTS 0x020 | |
37 | #define CHR_TIOCM_CAR 0x040 | |
38 | #define CHR_TIOCM_DSR 0x100 | |
39 | #define CHR_TIOCM_RI 0x080 | |
40 | #define CHR_TIOCM_DTR 0x002 | |
41 | #define CHR_TIOCM_RTS 0x004 | |
42 | ||
43 | typedef void IOEventHandler(void *opaque, int event); | |
44 | ||
45 | struct CharDriverState { | |
46 | int (*chr_write)(struct CharDriverState *s, const uint8_t *buf, int len); | |
47 | void (*chr_update_read_handler)(struct CharDriverState *s); | |
48 | int (*chr_ioctl)(struct CharDriverState *s, int cmd, void *arg); | |
49 | IOEventHandler *chr_event; | |
50 | IOCanRWHandler *chr_can_read; | |
51 | IOReadHandler *chr_read; | |
52 | void *handler_opaque; | |
53 | void (*chr_send_event)(struct CharDriverState *chr, int event); | |
54 | void (*chr_close)(struct CharDriverState *chr); | |
55 | void (*chr_accept_input)(struct CharDriverState *chr); | |
56 | void *opaque; | |
57 | int focus; | |
58 | QEMUBH *bh; | |
59 | char *label; | |
60 | char *filename; | |
61 | TAILQ_ENTRY(CharDriverState) next; | |
62 | }; | |
63 | ||
64 | CharDriverState *qemu_chr_open(const char *label, const char *filename); | |
65 | void qemu_chr_close(CharDriverState *chr); | |
66 | void qemu_chr_printf(CharDriverState *s, const char *fmt, ...); | |
67 | int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len); | |
68 | void qemu_chr_send_event(CharDriverState *s, int event); | |
69 | void qemu_chr_add_handlers(CharDriverState *s, | |
70 | IOCanRWHandler *fd_can_read, | |
71 | IOReadHandler *fd_read, | |
72 | IOEventHandler *fd_event, | |
73 | void *opaque); | |
74 | int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg); | |
75 | void qemu_chr_reset(CharDriverState *s); | |
76 | int qemu_chr_can_read(CharDriverState *s); | |
77 | void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len); | |
78 | void qemu_chr_accept_input(CharDriverState *s); | |
79 | void qemu_chr_info(void); | |
80 | ||
81 | extern int term_escape_char; | |
82 | ||
83 | /* async I/O support */ | |
84 | ||
85 | int qemu_set_fd_handler2(int fd, | |
86 | IOCanRWHandler *fd_read_poll, | |
87 | IOHandler *fd_read, | |
88 | IOHandler *fd_write, | |
89 | void *opaque); | |
90 | int qemu_set_fd_handler(int fd, | |
91 | IOHandler *fd_read, | |
92 | IOHandler *fd_write, | |
93 | void *opaque); | |
94 | ||
95 | #endif |