py: Change lexer stream API to return bytes not chars.

Lexer is now 8-bit clean inside strings.

1 files changed, 6 insertions, 6 deletions

diff --git a/stmhal/lexerfatfs.c b/stmhal/lexerfatfs.c
index c578b13af..21e3a2007 100644
--- a/stmhal/lexerfatfs.c
+++ b/stmhal/lexerfatfs.c
@@ -36,20 +36,20 @@
 
 typedef struct _mp_lexer_file_buf_t {
     FIL fp;
-    char buf[20];
+    byte buf[20];
     uint16_t len;
     uint16_t pos;
 } mp_lexer_file_buf_t;
 
-static unichar file_buf_next_char(mp_lexer_file_buf_t *fb) {
+STATIC mp_uint_t file_buf_next_byte(mp_lexer_file_buf_t *fb) {
     if (fb->pos >= fb->len) {
         if (fb->len < sizeof(fb->buf)) {
-            return MP_LEXER_CHAR_EOF;
+            return MP_LEXER_EOF;
         } else {
             UINT n;
             f_read(&fb->fp, fb->buf, sizeof(fb->buf), &n);
             if (n == 0) {
-                return MP_LEXER_CHAR_EOF;
+                return MP_LEXER_EOF;
             }
             fb->len = n;
             fb->pos = 0;
@@ -58,7 +58,7 @@ static unichar file_buf_next_char(mp_lexer_file_buf_t *fb) {
     return fb->buf[fb->pos++];
 }
 
-static void file_buf_close(mp_lexer_file_buf_t *fb) {
+STATIC void file_buf_close(mp_lexer_file_buf_t *fb) {
     f_close(&fb->fp);
     m_del_obj(mp_lexer_file_buf_t, fb);
 }
@@ -74,5 +74,5 @@ mp_lexer_t *mp_lexer_new_from_file(const char *filename) {
     f_read(&fb->fp, fb->buf, sizeof(fb->buf), &n);
     fb->len = n;
     fb->pos = 0;
-    return mp_lexer_new(qstr_from_str(filename), fb, (mp_lexer_stream_next_char_t)file_buf_next_char, (mp_lexer_stream_close_t)file_buf_close);
+    return mp_lexer_new(qstr_from_str(filename), fb, (mp_lexer_stream_next_byte_t)file_buf_next_byte, (mp_lexer_stream_close_t)file_buf_close);
 }