add direct mode info

This will output the card SSID and password for connecting in direct mode.

This is very lightly tested.

Thanks again to Makesh for the tips on finding these!

eyefi-config.h

@@ -179,6 +179,8 @@ enum card_info_subcommand {
 	UNKNOWN_15    = 15, // always returns {0x01, 0x1d} as far as I've seen
 	TRANSFER_MODE = 17,
 	ENDLESS	      = 27, // 0x1b
+	DIRECT_MODE_SSID	= 0x22, // 0 == "direct mode off"
+	DIRECT_MODE_PASS	= 0x23, // set to 60 when direct mode off
 	DIRECT_WAIT_FOR_CONNECTION = 0x24, // 0 == "direct mode off"
 	DIRECT_WAIT_AFTER_TRANSFER = 0x25, // set to 60 when direct mode off
 	UPLOAD_KEY    = 0xfd, //

eyefi-unix.c

@@ -112,6 +112,25 @@ void print_configured_nets(void)
 	}
 }
 
+void print_direct_mode_info(void)
+{
+	struct pascal_string *direct_mode_ssid;
+	struct pascal_string *direct_mode_pass;
+	debug_printf(2, "%s()\n", __func__);
+
+	card_info_cmd(DIRECT_MODE_SSID);
+	direct_mode_ssid = eyefi_response();
+	printf("Direct mode SSID:  '");
+	print_pascal_string(direct_mode_ssid);
+	printf("'\n");
+
+	card_info_cmd(DIRECT_MODE_PASS);
+	direct_mode_pass = eyefi_response();
+	printf("Direct mode password:  '");
+	print_pascal_string(direct_mode_pass);
+	printf("'\n");
+}
+
 int try_connection_to(char *essid, char *ascii_password)
 {
 	int i;
@@ -349,6 +368,7 @@ void usage(void)
 	printf("  --endless	fetch endless storage information\n");
 	printf("  --endless=<NN> set the endless storage percentage\n");
 	printf("  --endless=[enable/disable]\n");
+	printf("  --direct-mode-info\n");
 	exit(4);
 }
 
@@ -428,15 +448,17 @@ int main(int argc, char *argv[])
 	static int wifi_radio_on = 0;
 	static int endless = 0;
 	static int eject = 0;
+	static int direct_mode_info = 0;
 	static int debug_level_opt = 0;
 	static struct option long_options[] = {
-		{"force", 	  0, &force, 1},
-		{"help",	  0,   NULL, 'h'},
-		{"transfer-mode", 2, &transfer_mode, 1},
-		{"wifi-radio",    2, &wifi_radio_on, 1},
-		{"endless",       2, &endless,       1},
-		{"eject",	  2, &eject,	     1},
-		{"debug",	  2, &debug_level_opt, 'd'},
+		{"force", 	  	0, &force, 1},
+		{"help",	  	0,   NULL, 'h'},
+		{"transfer-mode",	2, &transfer_mode,	1},
+		{"wifi-radio",  	2, &wifi_radio_on,	1},
+		{"endless",		2, &endless,       	1},
+		{"eject",	  	2, &eject,	    	1},
+		{"debug",		2, &debug_level_opt,	'd'},
+		{"direct-mode-info", 	2, &direct_mode_info,	1},
 		{0, 0, 0, 0}
 	};
 
@@ -486,6 +508,11 @@ int main(int argc, char *argv[])
 			endless = 0;
 			continue;
 		}
+		if (direct_mode_info) {
+			print_direct_mode_info();
+			direct_mode_info = 0;
+			continue;
+		}
 		switch (c) {
 		case 0:
 			// was a long argument