1 files changed, 29 insertions, 0 deletions
diff --git a/src/user/dumphex/dumphex.c b/src/user/dumphex/dumphex.c
new file mode 100644
index 0000000..4c63a06
--- /dev/null
+++ b/src/user/dumphex/dumphex.c
@@ -0,0 +1,29 @@
+#include <knob/file.h>
+#include <knob/user.h>
+#include <knob/format.h>
+
+void main(const char *path) {
+  struct file *f = open_file(path);
+  if (!f) {
+    tell_user_sz("Couldn't open file.\n");
+    return;
+  }
+  char buf[] = { ' ', '\0', '\0', '\0' };
+  uint8_t v;
+  uint32_t a = 0;
+  while (read_from_file(f, 1, &v)) {
+    if (!(a & 0xf)) {
+      char buf2[] = {'0', 'x', '\0', '\0', '\0', '\0',
+                               '\0', '\0', '\0', '\0', '\0' };
+      itosz_h32(a, buf2 + 2);
+      tell_user_sz(buf2);
+      tell_user_sz(" |");
+    }
+    itosz_h8(v, buf + 1);
+    tell_user_sz(buf);
+    if (!(++a & 0xf))
+      tell_user_sz("\n");
+  }
+  tell_user_sz("\n");
+  close_file(f);
+}
+\ No newline at end of file