syntax sugar

[proxmark3-svn] / armsrc / appmain.c

diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index f20e1715017da28f6d37033c00979f8a87bed11f..4eabb319170c1e0390c8f8f531d4f7483317d35d 100644 (file)
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -1276,8 +1276,13 @@ void UsbPacketReceived(uint8_t *packet, int len)
                        size_t len = 0;
                        size_t startidx = c->arg[0];
                        uint8_t isok = FALSE;
+                       // arg0 = startindex
+                       // arg1 = length bytes to transfer
+                       // arg2 = RFU
+                       //Dbprintf("transfer to client parameters: %llu | %llu | %llu", c->arg[0], c->arg[1], c->arg[2]);
+                       
                        for(size_t i = 0; i < c->arg[1]; i += USB_CMD_DATA_SIZE) {
-                               len = MIN((c->arg[1] - i),USB_CMD_DATA_SIZE);
+                               len = MIN( (c->arg[1] - i), USB_CMD_DATA_SIZE);
                                isok = cmd_send(CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K, i, len, BigBuf_get_traceLen(), BigBuf + startidx + i, len);
                                if (!isok) 
                                        Dbprintf("transfer to client failed ::  | bytes %d", len);
@@ -1289,14 +1294,16 @@ void UsbPacketReceived(uint8_t *packet, int len)
                }
                case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
                        // iceman; since changing fpga_bitstreams clears bigbuff, Its better to call it before.
-                       // to be able to use this one for uploading data to device not only for LF, I use c->arg[1] 
+                       // to be able to use this one for uploading data to device 
+                       // arg1 = 0 upload for LF usage 
+                       //        1 upload for HF usage
                        if ( c->arg[1] == 0 )
                                FpgaDownloadAndGo(FPGA_BITSTREAM_LF);
                        else 
                                FpgaDownloadAndGo(FPGA_BITSTREAM_HF);
                        uint8_t *b = BigBuf_get_addr();
                        memcpy( b + c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE);
-                       cmd_send(CMD_ACK,0,0,0,0,0);
+                       cmd_send(CMD_ACK,1,0,0,0,0);
                        break;
                }
                case CMD_DOWNLOAD_EML_BIGBUF: {