X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/hmcfgusb/blobdiff_plain/d5cdafda04202a4a6e2793ab250d1fecf7ad9bcf..0edcd7f291b728aee5e0c99434d2d8d9d81f6af6:/flash-ota.c

diff --git a/flash-ota.c b/flash-ota.c
index 2b6e75e..fdd5936 100644
--- a/flash-ota.c
+++ b/flash-ota.c
@@ -207,7 +207,7 @@ int send_hm_message(struct ota_dev *dev, struct recv_data *rdata, uint8_t *msg)
 			break;
 		case DEVICE_TYPE_CULFW:
 			{
-				char buf[128];
+				char buf[256];
 				int i;
 
 				memset(buf, 0, sizeof(buf));
@@ -227,14 +227,14 @@ int send_hm_message(struct ota_dev *dev, struct recv_data *rdata, uint8_t *msg)
 				}
 
 				if (msg[CTL] & 0x20) {
-					int cnt = 10;
+					int cnt = 3;
 					int pfd;
 					do {
 						errno = 0;
 						pfd = culfw_poll(dev->culfw, 1);
 						if ((pfd < 0) && errno) {
 							if (errno != ETIMEDOUT) {
-								perror("\n\nhmcfgusb_poll");
+								perror("\n\nculfw_poll");
 								exit(EXIT_FAILURE);
 							}
 						}
@@ -242,6 +242,11 @@ int send_hm_message(struct ota_dev *dev, struct recv_data *rdata, uint8_t *msg)
 							break;
 						}
 					} while(cnt--);
+
+					if (cnt == -1) {
+						fprintf(stderr, "\nMissing ACK!\n");
+						return 0;
+					}
 				}
 			}
 			break;
@@ -445,8 +450,8 @@ int main(int argc, char **argv)
 	printf("Waiting for device with serial %s\n", serial);
 
 	while (1) {
+		errno = 0;
 		switch (dev.type) {
-			errno = 0;
 			case DEVICE_TYPE_CULFW:
 				pfd = culfw_poll(dev.culfw, 1);
 				break;
@@ -654,7 +659,7 @@ int main(int argc, char **argv)
 		}
 		if ((pfd < 0) && errno) {
 			if (errno != ETIMEDOUT) {
-				perror("\n\nhmcfgusb_poll");
+				perror("\n\npoll");
 				exit(EXIT_FAILURE);
 			}
 		}