1 files changed, 41 insertions, 0 deletions
diff --git a/src/key_tracker.c b/src/key_tracker.c
new file mode 100644
index 0000000..205e29a
--- /dev/null
+++ b/src/key_tracker.c
@@ -0,0 +1,41 @@
+// key tracker
+
+#include <linux/input.h>
+#include <sys/time.h>
+#include <stdlib.h>
+
+#include "report.h"
+#include "common.h"
+
+keypresses_t keypresses;
+
+extern FILE* report_fp;
+
+void log_key(int key) {
+	struct timeval press_time;
+	keypress_t keypress;
+
+	gettimeofday(&press_time, NULL);
+
+	keypress.when = press_time.tv_sec + (press_time.tv_usec / 1000000.0);
+	keypress.what = key;
+
+	if (keypresses.keys == NULL) {
+		keypresses.keys = calloc(KEYPRESSES_START_SIZE, sizeof(keypress_t));
+		keypresses.length = 0;
+		keypresses.size = KEYPRESSES_START_SIZE;
+	}
+
+	if (keypresses.length >= keypresses.size) {
+		keypresses.keys = reallocarray(keypresses.keys, keypresses.size + KEYPRESSES_ADDITIONAL_SIZE, sizeof(keypress_t));
+		keypresses.size += KEYPRESSES_ADDITIONAL_SIZE;
+
+		gen_report(report_fp);
+	}
+
+	keypresses.keys[keypresses.length++] = keypress;
+
+	if (key == KEY_ENTER) {
+		gen_report(report_fp);
+	}
+}