86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
/*
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* Copyright (c) 2019 Todd C. Miller <Todd.Miller@courtesan.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#if PROTOBUF_C_VERSION_NUMBER < 1003000
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# error protobuf-c version 1.30 or higher required
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#endif
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#define DEFAULT_PORT_STR "30344"
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/*
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* Indexes into io_fds[] and iolog_names[]
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* The first five must match the IO_EVENT_ defines in iolog.h.
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* XXX - needed?
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*/
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#define IOFD_STDIN 0
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#define IOFD_STDOUT 1
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#define IOFD_STDERR 2
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#define IOFD_TTYIN 3
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#define IOFD_TTYOUT 4
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#define IOFD_TIMING 5
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#define IOFD_MAX 6
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struct timing_closure {
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struct timespec delay;
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int event;
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union {
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struct {
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int lines;
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int columns;
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} winsize;
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size_t nbytes;
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} u;
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char *buf;
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size_t bufsize;
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};
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enum client_state {
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ERROR,
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RECV_HELLO,
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SEND_EXEC,
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SEND_IO,
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SEND_EXIT,
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CLOSING,
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FINISHED
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};
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/* TODO: share with server */
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struct connection_buffer {
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uint8_t *data; /* pre-allocated data buffer */
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unsigned int size; /* currently always UINT16_MAX + 2 */
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unsigned int len;
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unsigned int off;
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};
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struct client_closure {
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struct timespec elapsed;
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struct timespec committed;
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struct timing_closure timing;
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struct connection_buffer read_buf;
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struct connection_buffer write_buf;
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struct sudo_event *read_ev;
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struct sudo_event *write_ev;
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struct log_info *log_info;
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enum client_state state;
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};
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/* iolog_reader.c */
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bool iolog_open(const char *iolog_path);
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bool read_io_buf(struct timing_closure *timing);
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int read_timing_record(struct timing_closure *timing);
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struct log_info *parse_logfile(const char *logfile);
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void free_log_info(struct log_info *li);
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