X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/38e4191705fcf63696116c6663982f5b921ac2c1..e3f9c50d81680809c6cdb821dee419a666ecd2c3:/armsrc/appmain.c

diff --git a/armsrc/appmain.c b/armsrc/appmain.c
index e2a1888e..428d187e 100644
--- a/armsrc/appmain.c
+++ b/armsrc/appmain.c
@@ -9,18 +9,14 @@
 // The main application code. This is the first thing called after start.c
 // executes.
 //-----------------------------------------------------------------------------
-
 #include "usb_cdc.h"
 #include "cmd.h"
-
 #include "proxmark3.h"
 #include "apps.h"
 #include "util.h"
 #include "printf.h"
 #include "string.h"
-
 #include <stdarg.h>
-
 #include "legicrf.h"
 #include "hitag2.h"
 #include "hitagS.h"
@@ -28,6 +24,7 @@
 #include "BigBuf.h"
 #include "mifareutil.h"
 #include "pcf7931.h"
+
 #ifdef WITH_LCD
  #include "LCD.h"
 #endif
@@ -38,8 +35,6 @@
  #include "protocols.h"
 #endif
 
-#define abs(x) ( ((x)<0) ? -(x) : (x) )
-
 //=============================================================================
 // A buffer where we can queue things up to be sent through the FPGA, for
 // any purpose (fake tag, as reader, whatever). We go MSB first, since that
@@ -832,7 +827,7 @@ void ListenReaderField(int limit) {
 
 		if (limit != HF_ONLY) {
 			if(mode == 1) {
-				if (abs(lf_av - lf_baseline) > REPORT_CHANGE) 
+				if (ABS(lf_av - lf_baseline) > REPORT_CHANGE) 
 					LED_D_ON();
 				else
 					LED_D_OFF();
@@ -840,7 +835,7 @@ void ListenReaderField(int limit) {
 
 			lf_av_new = AvgAdc(ADC_CHAN_LF);
 			// see if there's a significant change
-			if(abs(lf_av - lf_av_new) > REPORT_CHANGE) {
+			if(ABS(lf_av - lf_av_new) > REPORT_CHANGE) {
 				Dbprintf("LF 125/134kHz Field Change: %5dmV", (MAX_ADC_LF_VOLTAGE * lf_av_new) >> 10);
 				lf_av = lf_av_new;
 				if (lf_av > lf_max)
@@ -850,7 +845,7 @@ void ListenReaderField(int limit) {
 
 		if (limit != LF_ONLY) {
 			if (mode == 1){
-				if (abs(hf_av - hf_baseline) > REPORT_CHANGE) 	
+				if (ABS(hf_av - hf_baseline) > REPORT_CHANGE) 	
 					LED_B_ON();
 				else
 					LED_B_OFF();
@@ -858,7 +853,7 @@ void ListenReaderField(int limit) {
 
 			hf_av_new = AvgAdc(ADC_CHAN_HF);
 			// see if there's a significant change
-			if(abs(hf_av - hf_av_new) > REPORT_CHANGE) {
+			if(ABS(hf_av - hf_av_new) > REPORT_CHANGE) {
 				Dbprintf("HF 13.56MHz Field Change: %5dmV", (MAX_ADC_HF_VOLTAGE * hf_av_new) >> 10);
 				hf_av = hf_av_new;
 				if (hf_av > hf_max)
@@ -1274,8 +1269,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			LED_D_OFF(); // LED D indicates field ON or OFF
 			break;
 
-		case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K:
-
+		case CMD_DOWNLOAD_RAW_ADC_SAMPLES_125K: {
 			LED_B_ON();
 			uint8_t *BigBuf = BigBuf_get_addr();
 			size_t len = 0;
@@ -1287,13 +1281,26 @@ void UsbPacketReceived(uint8_t *packet, int len)
 			cmd_send(CMD_ACK,1,0,BigBuf_get_traceLen(),getSamplingConfig(),sizeof(sample_config));
 			LED_B_OFF();
 			break;
-
+		}
 		case CMD_DOWNLOADED_SIM_SAMPLES_125K: {
 			uint8_t *b = BigBuf_get_addr();
-			memcpy(b+c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE);
+			memcpy( b + c->arg[0], c->d.asBytes, USB_CMD_DATA_SIZE);
 			cmd_send(CMD_ACK,0,0,0,0,0);
 			break;
-		}	
+		}
+		case CMD_DOWNLOAD_EML_BIGBUF: {
+			LED_B_ON();
+			uint8_t *cardmem = BigBuf_get_EM_addr();
+			size_t len = 0;
+			for(size_t i=0; i < c->arg[1]; i += USB_CMD_DATA_SIZE) {
+				len = MIN((c->arg[1] - i), USB_CMD_DATA_SIZE);
+				cmd_send(CMD_DOWNLOADED_EML_BIGBUF, i, len, CARD_MEMORY_SIZE, cardmem + c->arg[0] + i, len);
+			}
+			// Trigger a finish downloading signal with an ACK frame
+			cmd_send(CMD_ACK, 1, 0, CARD_MEMORY_SIZE, 0, 0);
+			LED_B_OFF();
+			break;
+		}
 		case CMD_READ_MEM:
 			ReadMem(c->arg[0]);
 			break;