Diff: io/DeviceMemory.cpp

Revision:

67:c360a2b2c948

Child:

68:0dc778a16d0d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/io/DeviceMemory.cpp	Sun Nov 30 19:34:49 2014 +0000
@@ -0,0 +1,39 @@
+#include "DeviceMemory.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#define PLATFORM_CREDENTIALS_FILE "001_CREDENTIALS"
+
+DeviceMemory::DeviceMemory(MDMSerial& mdm) :
+    _mdm(mdm)
+{
+}
+
+bool DeviceMemory::loadPlatformCredentials(char *username, char *password, size_t len)
+{
+    char buffer[len*2+3]; int res, len2;
+
+    if ((res = _mdm.readFile(PLATFORM_CREDENTIALS_FILE, buffer, sizeof(buffer))) < 0)
+        return false;
+        
+    buffer[(size_t)res] = '\0';
+    sscanf(buffer, "%s\n%s\n%n", username, password, &len2);
+    return res == len2;
+}
+
+bool DeviceMemory::savePlatformCredentials(char *username, char *password, size_t len)
+{
+    char buffer[len*2+3]; int res;
+    
+    res = snprintf(buffer, sizeof(buffer), "%s\n%s\n", username, password);
+    if ((res < 0) || (res >= sizeof(buffer)))
+        return false;
+
+    return res == _mdm.writeFile(PLATFORM_CREDENTIALS_FILE, buffer, res);
+}
+
+bool DeviceMemory::resetPlatformCredentials()
+{
+    return _mdm.delFile(PLATFORM_CREDENTIALS_FILE);
+}