From f43be8bee9140a477cf83ced0e1caf877a009008 Mon Sep 17 00:00:00 2001
From: Pavel Vymetálek <pavel@vym.cz>
Date: Sat, 13 Jan 2024 10:42:40 +0100
Subject: Fixed receiving ACK on Windows

---
 sercp.c | 27 +++++++++++++++------------
 1 file changed, 15 insertions(+), 12 deletions(-)

diff --git a/sercp.c b/sercp.c
index fdc9fb8..683ec00 100644
--- a/sercp.c
+++ b/sercp.c
@@ -73,7 +73,7 @@ const char* _version = "v0.4.0";
 FILE *tapout_fd = NULL;
 int is_outfile = 0;
 int baud_rate = 0;
-int wait_ms = 800
+int wait_ms = 800;
 char *path;
 char sercp_file[FILENAME_MAX];
 unsigned char buff[32768];
@@ -402,7 +402,7 @@ uint8_t fi_ack_buffer[] = {'A','c','k',0, 0x49, 0x0F};
 	unsigned long ulNumBytes;
 	WriteFile(serial_fd, (void*)fi_ack_buffer, sizeof(fi_ack_buffer), &ulNumBytes, NULL);
 #else
-	size_t odeslano;
+	size_t  odeslano;
 	odeslano = write (serial_fd, (void*)fi_ack_buffer, sizeof(fi_ack_buffer));
 	if (tcdrain(serial_fd) == -1) {
 		perror("tcdrain err1: ");
@@ -443,15 +443,18 @@ void sendBlockAck(uint8_t block_num) {
 uint8_t buf_ack[8];
 
 uint8_t* WaitReadAck(void) {
-int result;
-int x;
-size_t len = 0;
-
-#ifdef _WIN32
-	unsigned long ulNumBytes;
-	sleep_ms(10);
-	ReadFile(serial_fd, buf_ack,  6, &ulNumBytes, NULL);
+	size_t len = 0;
+	#ifdef _WIN32
+	unsigned long ulNumBytes =0;
+	while (1) {
+		sleep_ms(10);
+		ReadFile(serial_fd, &buf_ack[len],  6, &ulNumBytes, NULL);
+		len += (size_t) ulNumBytes;
+		if (len == 6) break;
+	}
 #else
+	// int x;
+	int result;
 	memset(buf_ack, 0, 8);
 	while (1) {
 		result = poll (spolfd_serial, 1, 300);		// 200ms timeout
@@ -525,7 +528,7 @@ void sercpRecv(void) {
 #ifdef _WIN32
 					sleep_ms(10);
 					ReadFile(serial_fd, p_buff,  sizeof(fileinfo), &ulNumBytes, NULL);
-					len = (uint16_t) ulNumBytes;
+					len = (size_t) ulNumBytes;
 #else
 					sleep_ms(10);
 					len = read (serial_fd, p_buff, sizeof(fileinfo)-length);
@@ -580,7 +583,7 @@ void sercpRecv(void) {
 				// receive of data block - max. length 16kiB
 #ifdef _WIN32
 					ReadFile(serial_fd, p_buff, expected_len, &ulNumBytes, NULL);
-					len = (uint16_t)ulNumBytes;
+					len = (size_t)ulNumBytes;
 #else
 					len = read (serial_fd, p_buff, expected_len);
 #endif
-- 
cgit