Provide a streaming read, base on code from Micah Dowty

[libftdi] / src / ftdi.h

diff --git a/src/ftdi.h b/src/ftdi.h
index e57fe94..60c6826 100644 (file)
--- a/src/ftdi.h
+++ b/src/ftdi.h
@@ -278,6 +278,29 @@ struct ftdi_eeprom
     int size;
 };
 
+/**
+    \brief Progress Info for streaming read
+*/
+struct size_and_time
+{
+        uint64_t totalBytes;
+        struct timeval time;
+};
+
+typedef struct
+{
+    struct size_and_time first;
+    struct size_and_time prev;
+    struct size_and_time current;
+    double totalTime;
+    double totalRate;
+    double currentRate;
+} FTDIProgressInfo;
+
+typedef int (FTDIStreamCallback)(uint8_t *buffer, int length,
+                                 FTDIProgressInfo *progress, void *userdata);
+
+
 #ifdef __cplusplus
 extern "C"
 {
@@ -332,6 +355,9 @@ extern "C"
     int ftdi_write_data_async(struct ftdi_context *ftdi, unsigned char *buf, int size);
     void ftdi_async_complete(struct ftdi_context *ftdi, int wait_for_more);
 
+    struct ftdi_transfer_control *ftdi_read_data_submit(struct ftdi_context *ftdi, unsigned char *buf, int size);
+    int ftdi_transfer_data_done(struct ftdi_transfer_control *tc);
+
     int DEPRECATED(ftdi_enable_bitbang(struct ftdi_context *ftdi, unsigned char bitmask));
     int ftdi_disable_bitbang(struct ftdi_context *ftdi);
     int ftdi_set_bitmode(struct ftdi_context *ftdi, unsigned char bitmask, unsigned char mode);