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Commit 2d3c39c7 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
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Merge "MTP: Sanitize filename provided from MTP host" into qt-qpr1-dev

parents 40e79433 6111b2b9

media/mtp/MtpServer.cpp

+12 −0
Original line number Diff line number Diff line
@@ -44,6 +44,7 @@ 
#include "MtpStringBuffer.h"



namespace android {

static const int SN_EVENT_LOG_ID = 0x534e4554;



static const MtpOperationCode kSupportedOperationCodes[] = {

    MTP_OPERATION_GET_DEVICE_INFO,
@@ -961,6 +962,17 @@ MtpResponseCode MtpServer::doSendObjectInfo() { 
    if (!parseDateTime(modified, modifiedTime))

        modifiedTime = 0;



    if ((strcmp(name, ".") == 0) || (strcmp(name, "..") == 0) ||

        (strchr(name, '/') != NULL)) {

        char errMsg[80];



        snprintf(errMsg, sizeof(errMsg), "Invalid name: %s", (const char *) name);

        ALOGE("%s (b/130656917)", errMsg);

        android_errorWriteWithInfoLog(SN_EVENT_LOG_ID, "130656917", -1, errMsg,

                                      strlen(errMsg));



        return MTP_RESPONSE_INVALID_PARAMETER;

    }

    if (path[path.size() - 1] != '/')

        path.append("/");

    path.append(name);