1 files changed, 58 insertions, 1 deletions

diff --git a/net/base/net_errors_win.cc b/net/base/net_errors_win.cc
index c290020..fcede60 100644
--- a/net/base/net_errors_win.cc
+++ b/net/base/net_errors_win.cc
@@ -10,7 +10,7 @@
 
 namespace net {
 
-// Map winsock error to Chromium error.
+// Map winsock and system errors to Chromium errors.
 Error MapSystemError(int os_error) {
   // There are numerous Winsock error codes, but these are the ones we thus far
   // find interesting.
@@ -48,6 +48,63 @@ Error MapSystemError(int os_error) {
       return ERR_INVALID_ARGUMENT;
     case WSAEADDRINUSE:
       return ERR_ADDRESS_IN_USE;
+
+    // System errors.
+    case ERROR_FILE_NOT_FOUND:  // The system cannot find the file specified.
+      return ERR_FILE_NOT_FOUND;
+    case ERROR_PATH_NOT_FOUND:  // The system cannot find the path specified.
+      return ERR_FILE_NOT_FOUND;
+    case ERROR_TOO_MANY_OPEN_FILES:  // The system cannot open the file.
+      return ERR_INSUFFICIENT_RESOURCES;
+    case ERROR_ACCESS_DENIED:  // Access is denied.
+      return ERR_ACCESS_DENIED;
+    case ERROR_INVALID_HANDLE:  // The handle is invalid.
+      return ERR_INVALID_HANDLE;
+    case ERROR_NOT_ENOUGH_MEMORY:  // Not enough storage is available to
+      return ERR_OUT_OF_MEMORY;    // process this command.
+    case ERROR_OUTOFMEMORY:      // Not enough storage is available to complete
+      return ERR_OUT_OF_MEMORY;  // this operation.
+    case ERROR_WRITE_PROTECT:  // The media is write protected.
+      return ERR_ACCESS_DENIED;
+    case ERROR_SHARING_VIOLATION:  // Cannot access the file because it is
+      return ERR_ACCESS_DENIED;    // being used by another process.
+    case ERROR_LOCK_VIOLATION:   // The process cannot access the file because
+      return ERR_ACCESS_DENIED;  // another process has locked the file.
+    case ERROR_HANDLE_EOF:  // Reached the end of the file.
+      return ERR_FAILED;
+    case ERROR_HANDLE_DISK_FULL:  // The disk is full.
+      return ERR_FILE_NO_SPACE;
+    case ERROR_FILE_EXISTS:  // The file exists.
+      return ERR_FILE_EXISTS;
+    case ERROR_INVALID_PARAMETER:  // The parameter is incorrect.
+      return ERR_INVALID_ARGUMENT;
+    case ERROR_BUFFER_OVERFLOW:  // The file name is too long.
+      return ERR_FILE_PATH_TOO_LONG;
+    case ERROR_DISK_FULL:  // There is not enough space on the disk.
+      return ERR_FILE_NO_SPACE;
+    case ERROR_CALL_NOT_IMPLEMENTED:  // This function is not supported on
+      return ERR_NOT_IMPLEMENTED;     // this system.
+    case ERROR_INVALID_NAME:        // The filename, directory name, or volume
+      return ERR_INVALID_ARGUMENT;  // label syntax is incorrect.
+    case ERROR_DIR_NOT_EMPTY:  // The directory is not empty.
+      return ERR_FAILED;
+    case ERROR_BUSY:  // The requested resource is in use.
+      return ERR_ACCESS_DENIED;
+    case ERROR_ALREADY_EXISTS:  // Cannot create a file when that file
+      return ERR_FILE_EXISTS;   // already exists.
+    case ERROR_FILENAME_EXCED_RANGE:  // The filename or extension is too long.
+      return ERR_FILE_PATH_TOO_LONG;
+    case ERROR_FILE_TOO_LARGE:   // The file size exceeds the limit allowed
+      return ERR_FILE_NO_SPACE;  // and cannot be saved.
+    case ERROR_VIRUS_INFECTED:         // Operation failed because the file
+      return ERR_FILE_VIRUS_INFECTED;  // contains a virus.
+    case ERROR_IO_DEVICE:        // The request could not be performed
+      return ERR_ACCESS_DENIED;  // because of an I/O device error.
+    case ERROR_POSSIBLE_DEADLOCK:  // A potential deadlock condition has
+      return ERR_ACCESS_DENIED;    // been detected.
+    case ERROR_BAD_DEVICE:  // The specified device name is invalid.
+      return ERR_INVALID_ARGUMENT;
+
     case ERROR_SUCCESS:
       return OK;
     default: