1 files changed, 86 insertions, 0 deletions
diff --git a/src/avrdude/avrftdi_private.h b/src/avrdude/avrftdi_private.h
new file mode 100644
index 000000000..e89d250e7
--- /dev/null
+++ b/src/avrdude/avrftdi_private.h
@@ -0,0 +1,86 @@
+#pragma once
+#include "ac_cfg.h"
+
+#include <stdint.h>
+
+#if defined(HAVE_LIBFTDI1) && defined(HAVE_LIBUSB_1_0)
+# if defined(HAVE_LIBUSB_1_0_LIBUSB_H)
+#  include <libusb-1.0/libusb.h>
+# else
+#  include <libusb.h>
+# endif
+# include <libftdi1/ftdi.h>
+# undef HAVE_LIBFTDI_TYPE_232H
+# define HAVE_LIBFTDI_TYPE_232H 1
+#elif defined(HAVE_LIBFTDI) && defined(HAVE_USB_H)
+/* ftdi.h includes usb.h */
+#include <ftdi.h>
+#else 
+#warning No libftdi or libusb support. Install libftdi1/libusb-1.0 or libftdi/libusb and run configure/make again.
+#define DO_NOT_BUILD_AVRFTDI
+#endif
+
+#ifndef DO_NOT_BUILD_AVRFTDI
+
+enum { ERR, WARN, INFO, DEBUG, TRACE };
+
+#define __log(lvl, fmt, ...)                                  \
+  do {                                                        \
+    avrftdi_log(lvl, __func__, __LINE__, fmt, ##__VA_ARGS__); \
+	} while(0)
+
+
+#define log_err(fmt, ...)   __log(ERR, fmt, ##__VA_ARGS__)
+#define log_warn(fmt, ...)  __log(WARN,  fmt, ##__VA_ARGS__)
+#define log_info(fmt, ...)  __log(INFO,  fmt, ##__VA_ARGS__)
+#define log_debug(fmt, ...) __log(DEBUG, fmt, ##__VA_ARGS__)
+#define log_trace(fmt, ...) __log(TRACE, fmt, ##__VA_ARGS__)
+
+#define E(x, ftdi)                                                  \
+	do {                                                              \
+		if ((x))                                                        \
+		{                                                               \
+			avrdude_message(MSG_INFO, "%s:%d %s() %s: %s (%d)\n\t%s\n",             \
+					__FILE__, __LINE__, __FUNCTION__,                         \
+					#x, strerror(errno), errno, ftdi_get_error_string(ftdi)); \
+			return -1;                                                    \
+		}                                                               \
+	} while(0)
+
+#define E_VOID(x, ftdi)                                             \
+	do {                                                              \
+		if ((x))                                                        \
+		{                                                               \
+			avrdude_message(MSG_INFO, "%s:%d %s() %s: %s (%d)\n\t%s\n",             \
+					__FILE__, __LINE__, __FUNCTION__,                         \
+	 			 #x, strerror(errno), errno, ftdi_get_error_string(ftdi));  \
+		}                                                               \
+	} while(0)
+
+
+#define to_pdata(pgm) \
+	((avrftdi_t *)((pgm)->cookie))
+
+typedef struct avrftdi_s {
+	/* pointer to struct maintained by libftdi to identify the device */
+	struct ftdi_context* ftdic; 
+	/* bitmask of values for pins. bit 0 represents pin 0 ([A|B]DBUS0) */
+	uint16_t pin_value;
+	/* bitmask of pin direction. a '1' make a pin an output.
+	 * bit 0 corresponds to pin 0. */
+	uint16_t pin_direction;
+	/* don't know. not useful. someone put it in. */
+	uint16_t led_mask;
+	/* total number of pins supported by a programmer. varies with FTDI chips */
+	int pin_limit;
+	/* internal RX buffer of the device. needed for INOUT transfers */
+	int rx_buffer_size;
+	int tx_buffer_size;
+	/* use bitbanging instead of mpsse spi */
+	bool use_bitbanging;
+} avrftdi_t;
+
+void avrftdi_log(int level, const char * func, int line, const char * fmt, ...);
+
+#endif /* DO_NOT_BUILD_AVRFDTI */
+