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Diffstat (limited to 'gdb/serial.h')
| -rw-r--r-- | gdb/serial.h | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/gdb/serial.h b/gdb/serial.h deleted file mode 100644 index 04332bc..0000000 --- a/gdb/serial.h +++ /dev/null @@ -1,191 +0,0 @@ -/* Remote serial support interface definitions for GDB, the GNU Debugger. - Copyright 1992, 1993 Free Software Foundation, Inc. - -This file is part of GDB. - -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#ifndef SERIAL_H -#define SERIAL_H - -/* Terminal state pointer. This is specific to each type of interface. */ - -typedef PTR serial_ttystate; - -struct _serial_t -{ - int fd; /* File descriptor */ - struct serial_ops *ops; /* Function vector */ - serial_ttystate ttystate; /* Not used (yet) */ - int bufcnt; /* Amount of data in receive buffer */ - unsigned char *bufp; /* Current byte */ - unsigned char buf[BUFSIZ]; /* Da buffer itself */ - int current_timeout; /* (termio{s} only), last value of VTIME */ - /* ser-unix.c termio{,s} only, we still need to wait for this many more - seconds. */ - int timeout_remaining; - char *name; /* The name of the device or host */ - struct _serial_t *next; /* Pointer to the next serial_t */ - int refcnt; /* Number of pointers to this block */ -}; - -typedef struct _serial_t *serial_t; - -struct serial_ops { - char *name; - struct serial_ops *next; - int (*open) PARAMS ((serial_t, const char *name)); - void (*close) PARAMS ((serial_t)); - int (*readchar) PARAMS ((serial_t, int timeout)); - int (*write) PARAMS ((serial_t, const char *str, int len)); - /* Discard pending output */ - int (*flush_output) PARAMS ((serial_t)); - /* Discard pending input */ - int (*flush_input) PARAMS ((serial_t)); - int (*send_break) PARAMS ((serial_t)); - void (*go_raw) PARAMS ((serial_t)); - serial_ttystate (*get_tty_state) PARAMS ((serial_t)); - int (*set_tty_state) PARAMS ((serial_t, serial_ttystate)); - void (*print_tty_state) PARAMS ((serial_t, serial_ttystate)); - int (*noflush_set_tty_state) - PARAMS ((serial_t, serial_ttystate, serial_ttystate)); - int (*setbaudrate) PARAMS ((serial_t, int rate)); - int (*setstopbits) PARAMS ((serial_t, int num)); - /* Wait for output to drain */ - int (*drain_output) PARAMS ((serial_t)); -}; - -/* Add a new serial interface to the interface list */ - -void serial_add_interface PARAMS ((struct serial_ops *optable)); - -serial_t serial_open PARAMS ((const char *name)); - -serial_t serial_fdopen PARAMS ((const int fd)); - -/* For most routines, if a failure is indicated, then errno should be - examined. */ - -/* Try to open NAME. Returns a new serial_t on success, NULL on failure. - */ - -#define SERIAL_OPEN(NAME) serial_open(NAME) - -/* Open a new serial stream using a file handle. */ - -#define SERIAL_FDOPEN(FD) serial_fdopen(FD) - -/* Allow pending output to drain. */ - -#define SERIAL_DRAIN_OUTPUT(SERIAL_T) \ - ((SERIAL_T)->ops->drain_output((SERIAL_T))) - -/* Flush (discard) pending output. Might also flush input (if this system can't flush - only output). */ - -#define SERIAL_FLUSH_OUTPUT(SERIAL_T) \ - ((SERIAL_T)->ops->flush_output((SERIAL_T))) - -/* Flush pending input. Might also flush output (if this system can't flush - only input). */ - -#define SERIAL_FLUSH_INPUT(SERIAL_T)\ - ((*(SERIAL_T)->ops->flush_input) ((SERIAL_T))) - -/* Send a break between 0.25 and 0.5 seconds long. */ - -extern int serial_send_break PARAMS ((serial_t scb)); - -#define SERIAL_SEND_BREAK(SERIAL_T) serial_send_break (SERIAL_T) - -/* Turn the port into raw mode. */ - -#define SERIAL_RAW(SERIAL_T) (SERIAL_T)->ops->go_raw((SERIAL_T)) - -/* Return a pointer to a newly malloc'd ttystate containing the state - of the tty. */ -#define SERIAL_GET_TTY_STATE(SERIAL_T) (SERIAL_T)->ops->get_tty_state((SERIAL_T)) - -/* Set the state of the tty to TTYSTATE. The change is immediate. - When changing to or from raw mode, input might be discarded. - Returns 0 for success, negative value for error (in which case errno - contains the error). */ -#define SERIAL_SET_TTY_STATE(SERIAL_T, TTYSTATE) (SERIAL_T)->ops->set_tty_state((SERIAL_T), (TTYSTATE)) - -/* printf_filtered a user-comprehensible description of ttystate. */ -#define SERIAL_PRINT_TTY_STATE(SERIAL_T, TTYSTATE) \ - ((*((SERIAL_T)->ops->print_tty_state)) ((SERIAL_T), (TTYSTATE))) - -/* Set the tty state to NEW_TTYSTATE, where OLD_TTYSTATE is the - current state (generally obtained from a recent call to - SERIAL_GET_TTY_STATE), but be careful not to discard any input. - This means that we never switch in or out of raw mode, even - if NEW_TTYSTATE specifies a switch. */ -#define SERIAL_NOFLUSH_SET_TTY_STATE(SERIAL_T, NEW_TTYSTATE, OLD_TTYSTATE) \ - ((*((SERIAL_T)->ops->noflush_set_tty_state)) \ - ((SERIAL_T), (NEW_TTYSTATE), (OLD_TTYSTATE))) - -/* Read one char from the serial device with TIMEOUT seconds to wait - or -1 to wait forever. Use timeout of 0 to effect a poll. Returns - char if ok, else one of the following codes. Note that all error - codes are guaranteed to be < 0. */ - -#define SERIAL_ERROR -1 /* General error, see errno for details */ -#define SERIAL_TIMEOUT -2 -#define SERIAL_EOF -3 - -extern int serial_readchar PARAMS ((serial_t scb, int timeout)); - -#define SERIAL_READCHAR(SERIAL_T, TIMEOUT) serial_readchar (SERIAL_T, TIMEOUT) - -/* Set the baudrate to the decimal value supplied. Returns 0 for success, - -1 for failure. */ - -#define SERIAL_SETBAUDRATE(SERIAL_T, RATE) ((SERIAL_T)->ops->setbaudrate((SERIAL_T), RATE)) - -/* Set the number of stop bits to the value specified. Returns 0 for success, - -1 for failure. */ - -#define SERIAL_1_STOPBITS 1 -#define SERIAL_1_AND_A_HALF_STOPBITS 2 /* 1.5 bits, snicker... */ -#define SERIAL_2_STOPBITS 3 - -#define SERIAL_SETSTOPBITS(SERIAL_T, NUM) ((SERIAL_T)->ops->setstopbits((SERIAL_T), NUM)) - -/* Write LEN chars from STRING to the port SERIAL_T. Returns 0 for - success, non-zero for failure. */ - -extern int serial_write PARAMS ((serial_t scb, const char *str, int len)); - -#define SERIAL_WRITE(SERIAL_T, STRING,LEN) serial_write (SERIAL_T, STRING, LEN) - -/* Push out all buffers, close the device and destroy SERIAL_T. */ - -extern void serial_close PARAMS ((serial_t, int)); - -#define SERIAL_CLOSE(SERIAL_T) serial_close(SERIAL_T, 1) - -/* Push out all buffers and destroy SERIAL_T without closing the device. */ - -#define SERIAL_UN_FDOPEN(SERIAL_T) serial_close(SERIAL_T, 0) - -extern void serial_printf PARAMS ((serial_t desc, const char *, ...)) - ATTR_FORMAT(printf, 2, 3); - -/* File in which to record the remote debugging session */ - -extern void serial_log_command PARAMS ((const char *)); - -#endif /* SERIAL_H */ |