visomat-data-downloader: increase the eeprom buffer size

[visomat-utils.git] / src / visomat-data-downloader.c

diff --git a/src/visomat-data-downloader.c b/src/visomat-data-downloader.c
index 574bb13..b471dc9 100644 (file)
--- a/src/visomat-data-downloader.c
+++ b/src/visomat-data-downloader.c
@@ -58,6 +58,7 @@ static void debug_dump_buffer(const char *filename, uint8_t *buffer, unsigned in
 #define VISOMAT_INTERFACE     1
 #define VISOMAT_EP_IN         0x82
 #define VISOMAT_EP_OUT        0x03
 #define VISOMAT_INTERFACE     1
 #define VISOMAT_EP_IN         0x82
 #define VISOMAT_EP_OUT        0x03

+#define VISOMAT_PACKET_SIZE   64

 
 #define STX 0x02
 #define ETX 0x03
 
 #define STX 0x02
 #define ETX 0x03


@@ -281,7 +282,7 @@ static int get_response(libusb_device_handle *dev,
 {
        int ret;
        int transferred;
 {
        int ret;
        int transferred;

-       uint8_t response[64] = { 0 };
+       uint8_t response[VISOMAT_PACKET_SIZE] = { 0 };

        unsigned int i;
 
        i = 0;
        unsigned int i;
 
        i = 0;


@@ -314,8 +315,8 @@ static int get_response(libusb_device_handle *dev,
 #define visomat_device libusb_device_handle
 static int visomat_dump_eeprom(visomat_device *dev, unsigned int user_mask)
 {
 #define visomat_device libusb_device_handle
 static int visomat_dump_eeprom(visomat_device *dev, unsigned int user_mask)
 {

-       /* Assuming an EEPROM of 1 KiB  */
-       uint8_t buffer[1024] = { 0 };
+       /* Assuming an EEPROM of 4 KiB  */
+       uint8_t buffer[4096] = { 0 };

        int ret;
 
        ret = send_command(dev, VISOMAT_CMD_DUMP_EEPROM);
        int ret;
 
        ret = send_command(dev, VISOMAT_CMD_DUMP_EEPROM);