qemu-e2k/include/qemu/readline.h

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#ifndef READLINE_H
#define READLINE_H
#define READLINE_CMD_BUF_SIZE 4095
#define READLINE_MAX_CMDS 64
#define READLINE_MAX_COMPLETIONS 256
typedef void GCC_FMT_ATTR(2, 3) ReadLinePrintfFunc(void *opaque,
const char *fmt, ...);
typedef void ReadLineFlushFunc(void *opaque);
typedef void ReadLineFunc(void *opaque, const char *str,
void *readline_opaque);
typedef void ReadLineCompletionFunc(void *opaque,
const char *cmdline);
typedef struct ReadLineState {
char cmd_buf[READLINE_CMD_BUF_SIZE + 1];
int cmd_buf_index;
int cmd_buf_size;
char last_cmd_buf[READLINE_CMD_BUF_SIZE + 1];
int last_cmd_buf_index;
int last_cmd_buf_size;
int esc_state;
int esc_param;
char *history[READLINE_MAX_CMDS];
int hist_entry;
ReadLineCompletionFunc *completion_finder;
char *completions[READLINE_MAX_COMPLETIONS];
int nb_completions;
int completion_index;
ReadLineFunc *readline_func;
void *readline_opaque;
int read_password;
char prompt[256];
ReadLinePrintfFunc *printf_func;
ReadLineFlushFunc *flush_func;
void *opaque;
} ReadLineState;
void readline_add_completion(ReadLineState *rs, const char *str);
void readline_set_completion_index(ReadLineState *rs, int completion_index);
const char *readline_get_history(ReadLineState *rs, unsigned int index);
void readline_handle_byte(ReadLineState *rs, int ch);
void readline_start(ReadLineState *rs, const char *prompt, int read_password,
ReadLineFunc *readline_func, void *readline_opaque);
void readline_restart(ReadLineState *rs);
void readline_show_prompt(ReadLineState *rs);
ReadLineState *readline_init(ReadLinePrintfFunc *printf_func,
ReadLineFlushFunc *flush_func,
void *opaque,
ReadLineCompletionFunc *completion_finder);
readline: add a free function Fixes leaks such as: Direct leak of 2 byte(s) in 1 object(s) allocated from: #0 0x7eff58beb850 in malloc (/lib64/libasan.so.4+0xde850) #1 0x7eff57942f0c in g_malloc ../glib/gmem.c:94 #2 0x7eff579431cf in g_malloc_n ../glib/gmem.c:331 #3 0x7eff5795f6eb in g_strdup ../glib/gstrfuncs.c:363 #4 0x55db720f1d46 in readline_hist_add /home/elmarco/src/qq/util/readline.c:258 #5 0x55db720f2d34 in readline_handle_byte /home/elmarco/src/qq/util/readline.c:387 #6 0x55db71539d00 in monitor_read /home/elmarco/src/qq/monitor.c:3896 #7 0x55db71f9be35 in qemu_chr_be_write_impl /home/elmarco/src/qq/chardev/char.c:167 #8 0x55db71f9bed3 in qemu_chr_be_write /home/elmarco/src/qq/chardev/char.c:179 #9 0x55db71fa013c in fd_chr_read /home/elmarco/src/qq/chardev/char-fd.c:66 #10 0x55db71fe18a8 in qio_channel_fd_source_dispatch /home/elmarco/src/qq/io/channel-watch.c:84 #11 0x7eff5793a90b in g_main_dispatch ../glib/gmain.c:3182 #12 0x7eff5793b7ac in g_main_context_dispatch ../glib/gmain.c:3847 #13 0x55db720af3bd in glib_pollfds_poll /home/elmarco/src/qq/util/main-loop.c:214 #14 0x55db720af505 in os_host_main_loop_wait /home/elmarco/src/qq/util/main-loop.c:261 #15 0x55db720af6d6 in main_loop_wait /home/elmarco/src/qq/util/main-loop.c:515 #16 0x55db7184e0de in main_loop /home/elmarco/src/qq/vl.c:1995 #17 0x55db7185e956 in main /home/elmarco/src/qq/vl.c:4914 #18 0x7eff4ea17039 in __libc_start_main (/lib64/libc.so.6+0x21039) (while at it, use g_new0(ReadLineState), it's a bit easier to read) Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20180104160523.22995-11-marcandre.lureau@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-01-04 17:05:15 +01:00
void readline_free(ReadLineState *rs);
#endif /* READLINE_H */