1 files changed, 86 insertions, 0 deletions
diff --git a/plugins/sudoers/iolog.h b/plugins/sudoers/iolog.h
new file mode 100644
index 0000000..d803a15
--- /dev/null
+++ b/plugins/sudoers/iolog.h
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2009-2018 Todd C. Miller <Todd.Miller@sudo.ws>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef SUDOERS_IOLOG_H
+#define SUDOERS_IOLOG_H
+
+#ifdef HAVE_ZLIB_H
+# include <zlib.h>	/* for gzFile */
+#endif
+
+/*
+ * I/O log event types as stored as the first field in the timing file.
+ * Changing existing values will result in incompatible I/O log files.
+ */
+#define IO_EVENT_STDIN		0
+#define IO_EVENT_STDOUT		1
+#define IO_EVENT_STDERR		2
+#define IO_EVENT_TTYIN		3
+#define IO_EVENT_TTYOUT		4
+#define IO_EVENT_WINSIZE	5
+#define IO_EVENT_TTYOUT_1_8_7	6
+#define IO_EVENT_SUSPEND	7
+#define IO_EVENT_COUNT		8
+
+/* Default maximum session ID */
+#define SESSID_MAX      2176782336U
+
+union io_fd {
+    FILE *f;
+#ifdef HAVE_ZLIB_H
+    gzFile g;
+#endif
+    void *v;
+};
+
+/*
+ * Info present in the I/O log file
+ */
+struct log_info {
+    char *cwd;
+    char *user;
+    char *runas_user;
+    char *runas_group;
+    char *tty;
+    char *cmd;
+    time_t tstamp;
+    int rows;
+    int cols;
+};
+
+struct timing_closure {
+    const char *decimal;
+    struct timespec *max_delay;
+    union io_fd fd;
+    int event;
+    union {
+	struct {
+	    int rows;
+	    int cols;
+	} winsize;
+	size_t nbytes; // XXX
+	int signo;
+    } u;
+};
+
+/* iolog_util.c */
+bool parse_timing(const char *buf, struct timespec *delay, struct timing_closure *timing);
+char *parse_delay(const char *cp, struct timespec *delay, const char *decimal_point);
+struct log_info *parse_logfile(const char *logfile);
+void free_log_info(struct log_info *li);
+void adjust_delay(struct timespec *delay, struct timespec *max_delay, double scale_factor);
+
+#endif /* SUDOERS_IOLOG_H */