Move the flx stuff into external.

2025-10-31 11:17:01 -07:00 · 2024-10-16 00:00:09 +02:00
parent 900ba11623
commit ec271a67ad
6 changed files with 5 additions and 5 deletions
--- a/lib/external/flx.cc
+++ b/lib/external/flx.cc
@@ -0,0 +1,49 @@
+#include "lib/core/globals.h"
+#include "lib/data/fluxmap.h"
+#include "lib/external/kryoflux.h"
+#include "protocol.h"
+#include "lib/external/flx.h"
+
+std::unique_ptr<Fluxmap> readFlxBytes(const Bytes& bytes)
+{
+    ByteReader br(bytes);
+
+    /* Skip header. */
+
+    for (;;)
+    {
+        if (br.eof())
+            error("malformed FLX stream");
+        uint8_t b = br.read_8();
+        if (b == 0)
+            break;
+    }
+
+    auto fluxmap = std::make_unique<Fluxmap>();
+    while (!br.eof())
+    {
+        uint8_t b = br.read_8();
+        switch (b)
+        {
+            case FLX_INDEX:
+                fluxmap->appendIndex();
+                continue;
+
+            case FLX_STOP:
+                goto stop;
+
+            default:
+            {
+                if (b < 32)
+                    error("unknown FLX opcode 0x{:2x}", b);
+                nanoseconds_t interval = b * FLX_TICK_NS;
+                fluxmap->appendInterval(interval / NS_PER_TICK);
+                fluxmap->appendPulse();
+                break;
+            }
+        }
+    }
+stop:
+
+    return fluxmap;
+}