make usb work with weird opencm3 hybridHEADmaster

1 files changed, 10 insertions, 0 deletions

diff --git a/base.c b/base.c
index 8e7c03b..8d095be 100644
--- a/base.c
+++ b/base.c
@@ -15,6 +15,16 @@ void *memset(void *s, int c, size_t n) {
     return s;
 }
 
+void *memcpy(void *dest, const void *src, size_t n) {
+    uint8_t *out = (uint8_t *)dest;
+    const uint8_t *in = (const uint8_t *)src;
+
+    while (n--)
+        *out++ = *in++;
+
+    return dest;
+}
+
 size_t strlen(const char *s) {
     const char *start = s;
     while (*s++);