new programmer interface for linux

there is a new program with GUI (gtk3) to send data to its avr
conterpart.

it needs to be tested, since there may be a few bugs in it;
building a GUI was a terrible idea.

1 files changed, 59 insertions, 0 deletions

diff --git a/sw/programmer/linux/src/flash.c b/sw/programmer/linux/src/flash.c
new file mode 100644
index 0000000..48189da
--- /dev/null
+++ b/sw/programmer/linux/src/flash.c
@@ -0,0 +1,59 @@
+#include "flash.h"
+
+static int flash_serial_fd = -1;
+
+int flash_open(const char *path, unsigned long baudrate)
+{
+	flash_serial_fd = serial_open(path, baudrate);
+
+	if (flash_serial_fd < 0)
+		return -1;
+
+	return 0;
+}
+
+int flash_write(const char *romfile, void (*log)(const char *))
+{
+	int romfd;
+	ssize_t written;
+
+	struct stat romst;
+	struct flash_blk head;
+
+	uint8_t *buffer = malloc(FLASH_BLOCK_SIZE);
+
+	romfd = open(romfile, O_RDONLY);
+
+	if (fstat(romfd, &romst) != 0)
+		goto exit_romfd;
+
+	while ((head.size = read(romfd, buffer, FLASH_BLOCK_SIZE))) {
+		head.addr = (uint16_t) lseek(romfd, 0, SEEK_CUR);
+
+		written = write(flash_serial_fd, &head, sizeof(struct flash_blk));
+		if (written < 0) {
+			// error
+		}
+
+		written = write(flash_serial_fd, buffer, head.size);		
+		if (written < 0) {
+			// error
+		}
+
+		char logbuf[64];
+		sprintf(logbuf, "[@] Written %d bytes at address %d\n", head.size, head.addr);
+		log(logbuf);
+	}
+
+exit_romfd:
+	close(romfd);
+
+	free(buffer);
+	return 0;
+}
+
+void flash_close(void)
+{
+	if (flash_serial_fd >= 0) 
+		close(flash_serial_fd);
+}
\ No newline at end of file