add: option of enable crypt of keep alive1 packet2

Makefile

@@ -5,8 +5,8 @@ PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)
  
 PKG_NAME:=gdut-drcom
 # Version: 1.0-1
-PKG_VERSION:=1.5
-PKG_RELEASE:=5b
+PKG_VERSION:=1.6
+PKG_RELEASE:=0
 PKG_MAINTAINER:=CHW 
 # PKG_SOURCE_URL:=
 define Package/gdut-drcom

src/Makefile

 #CC:=gcc
-CFLAGS+= -Wall -DDEBUG -DVERSION=\"1.5-5b\"
+CFLAGS+= -Wall -DDEBUG -DVERSION=\"1.6-0\"
 
 objects=gdut-drcom.o config.o auth.o
 

src/auth.c

@@ -392,7 +392,10 @@ static int make_keep_alive1_pkt2(uint8_t *buf, uint8_t *seed,\
     index += 4;
     memcpy(buf+index, seed, 4);
     index += 4;
-    /**/
+
+    if (drcom_config.enable_crypt == 0)
+    {
+    /*disable crypt*/
     int32_t temp_num;
     temp_num = htole32(20000711);
     memcpy(buf+index, (uint8_t*)&temp_num, 4);
@@ -406,9 +409,11 @@ static int make_keep_alive1_pkt2(uint8_t *buf, uint8_t *seed,\
     index += 4;
     memcpy(buf+index, "\x00\x00\x00\x00", 4);
     index += 4;
-    /**/
-
-    /*
+    /*disable crypt*/
+    }
+    else
+    {
+    /*enable crypt*/
     uint8_t checksum[8] = {0};
     gen_ka1_checksum(checksum, seed, check_mode);
 #ifdef DEBUG
@@ -418,7 +423,8 @@ static int make_keep_alive1_pkt2(uint8_t *buf, uint8_t *seed,\
 #endif
     memcpy(buf+index, checksum, 8);
     index += 8;
-    */
+    /*enable crypt*/
+    }
 
     memset(buf+index, 0x00, 16*4);
 

src/config.h

@@ -5,6 +5,7 @@ struct config_s {
     char remote_ip[20];
     int remote_port;
     unsigned char keep_alive1_flag;
+    int enable_crypt;
 };
 
 extern struct config_s drcom_config;

src/gdut-drcom.c

@@ -32,6 +32,7 @@ int main(int argc, char *argv[])
             {"remote-ip",           required_argument,  0,  0},
             {"remote-port",         required_argument,  0,  1},
             {"keep-alive1-flag",    required_argument,  0,  2},
+            {"enable-crypt",        no_argument,        0,  3},
             {0,             0,                  0,  0},
         };
         opt = getopt_long(argc, argv, "hc:", long_options, &option_index);
@@ -50,6 +51,9 @@ int main(int argc, char *argv[])
             case 2:     //keep_alive1_flag
                 sscanf(optarg, "%02hhx", &drcom_config.keep_alive1_flag);
                 break;
+            case 3:
+                drcom_config.enable_crypt = 1;
+                break;
             case 'c':
                 strcpy(conf_file_name, optarg);
                 parse_config(conf_file_name);
@@ -72,6 +76,7 @@ int main(int argc, char *argv[])
     fprintf(stdout, "drcom_config.remote_ip = %s\n", drcom_config.remote_ip);
     fprintf(stdout, "drcom_config.remote_port = %d\n", drcom_config.remote_port);
     fprintf(stdout, "drcom_config.keep_alive1_flag = %02hhx\n", drcom_config.keep_alive1_flag);
+    fprintf(stdout, "drcom_config.enable_crypt = %d\n", drcom_config.enable_crypt);
     fflush(stdout);
 #endif
 
@@ -99,6 +104,7 @@ static void print_help(char *name)
     fprintf(stdout, "    [--remote-port <port>]              The server port, default as 61440.\n");
     fprintf(stdout, "    [--keep-alive1-flag <flag>]         The keep alive 1 packet's flag.\n"
                     "                                            default as 00.\n");
+    fprintf(stdout, "    [--enable-crypt]                    Enable crypt of keep alive1 packet2\n");
     fprintf(stdout, "    [-c, --config-file <file>]          The path to config file.\n");
     fprintf(stdout, "    [-h, --help]                        Print this message.\n");
 }