From beff818f25ae69cfe8501e18271b2509320de8df Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Sun, 26 Aug 2018 15:55:38 +0200
Subject: Added session recording with https://github.com/kilobyte/termrec

---
 src/state.c | 83 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 src/state.c

(limited to 'src/state.c')

diff --git a/src/state.c b/src/state.c
new file mode 100644
index 0000000..646fabe
--- /dev/null
+++ b/src/state.c
@@ -0,0 +1,83 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "../config.h"
+#include "state.h"
+
+struct state {
+    char * destination;
+    char * username;
+    int session_id;
+    int padding;
+};
+
+static struct state state = {0};
+
+char // returns 0 if ok, greater than 0 otherwise
+state_set_ssh_destination(const char * name)
+{
+    if (state.destination != NULL) {
+        fprintf(stderr, "BUG found, attempting to overwrite state.destination that has already been set\n");
+        return 1;
+    }
+    size_t len = strnlen(name, MAX_HOSTNAME_LENGTH + 1);
+    if (len >= MAX_HOSTNAME_LENGTH + 1) {
+        fprintf(stderr, "Hostname too long, max length is %d.\n", MAX_HOSTNAME_LENGTH);
+        return 2;
+    }
+    state.destination = malloc(len+1);
+    strncpy(state.destination, name, len+1);
+    return 0;
+}
+
+const char * state_get_ssh_destination(void)
+{
+    return state.destination;
+}
+
+char // return 0 if ok, greater than 0 otherwise
+state_set_username(const char * name)
+{
+    if (state.username != NULL) {
+        fprintf(stderr, "BUG found, attempting to overwrite state.username that has already been set\n");
+        return 1;
+    }
+    size_t len = strnlen(name, MAX_USERNAME_LENGTH + 1);
+    if (len >= MAX_USERNAME_LENGTH + 1) {
+        fprintf(stderr, "Username too long, max length is %d.\n", MAX_USERNAME_LENGTH);
+        return 1;
+    }
+    state.username = malloc(len+1);
+    strncpy(state.username, name, len+1);
+    return 0;
+}
+
+const char * state_get_username(void)
+{
+    return state.username;
+}
+
+char // return 0 if ok, greater than 0 otherwise
+state_set_session_id(const int id)
+{
+    if (state.session_id != 0) {
+        fprintf(stderr, "BUG found, attempting to overwrite state.username that has already been set\n");
+        return 1;
+    }
+    state.session_id = id;
+    return 0;
+}
+
+int state_get_session_id(void)
+{
+    return state.session_id;
+}
+
+void state_clean(void)
+{
+    free(state.destination);
+    state.destination = NULL;
+    free(state.username);
+    state.username = NULL;
+}
-- 
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