C# FileStream.Seek的代码示例

FileStream.Seek方法的主要功能描述

通过代码示例来学习C# FileStream.Seek方法

通过代码示例来学习编程是非常高效的。
1. 代码示例提供了一个具体而直观的学习环境,使初学者能够立即看到编程概念和语法的实际应用。
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FileStream.Seek是C#的System.IO命名空间下中的一个方法, 小编为大家找了一些网络大拿们常见的代码示例,源码中的FileStream.Seek() 已经帮大家高亮显示了,大家可以重点学习FileStream.Seek() 方法的写法,从而快速掌握该方法的应用。

FileStream.Seek的代码示例1 - GetEmbeddedData()

    using System.IO;

        /// 
        /// Extracts the data embedded into MSI (into Binary table).
        /// 
        /// The session.
        /// The name on resource in the Binary table.
        /// 
        public static byte[] GetEmbeddedData(this Session session, string binary)
        {
            //If binary is accessed this way it will raise "stream handle is not valid" exception
            //object result = session.Database.ExecuteScalar("select Data from Binary where Name = 'Fake_CRT.msi'");
            //Stream s = (Stream)result;
            //using (FileStream fs = new FileStream(@"....\Wix# Samples\Simplified Bootstrapper\Fake CRT1.msi", FileMode.Create))
            //{
            //    int Length = 256;
            //    var buffer = new Byte[Length];
            //    int bytesRead = s.Read(buffer, 0, Length);
            //    while (bytesRead > 0)
            //    {
            //        fs.Write(buffer, 0, bytesRead);
            //        bytesRead = s.Read(buffer, 0, Length);
            //    }
            //}

            //however View approach is OK
            using (var sql = session.Database.OpenView("select Data from Binary where Name = '" + binary + "'"))
            {
                sql.Execute();

                using (var record = sql.Fetch())
                using (var stream = record.GetStream(1))
                using (var ms = new IO.MemoryStream())
                {
                    int Length = 256;
                    var buffer = new Byte[Length];
                    int bytesRead = stream.Read(buffer, 0, Length);
                    while (bytesRead > 0)
                    {
                        ms.Write(buffer, 0, bytesRead);
                        bytesRead = stream.Read(buffer, 0, Length);
                    }
                    ms.Seek(0, IO.SeekOrigin.Begin);
                    return ms.ToArray();
                }
            }
        }
    

开发者ID: oleg-shilo,   项目名称: wixsharp,   代码行数: 47,   代码来源: Extensions.cs

在oleg-shilo提供的GetEmbeddedData()方法中,该源代码示例一共有47行, 其中使用了FileStream.Seek()1次, 并且小编将这些方法高亮显示出来了,希望对您了解FileStream.Seek()有帮助。 如果您觉得有帮助的话,请帮忙点赞或转发。
该代码示例的点赞次数为3, 点赞数越大, 从某种程度说明这个示例对了解FileStream.Seek()可能更有帮助。

FileStream.Seek的代码示例2 - AddBoardsToSet()

    using System.IO;

        public void AddBoardsToSet(List FileList, ProgressLog Logger , bool fixgroup = true, bool forcezerowidth = false)
        {
            Logger.PushActivity("AddBoardsToSet");
            foreach (var a in FileList)
            {
                Logger.AddString(String.Format("adding {0}", a));
                BoardSide aSide = BoardSide.Unknown;
                BoardLayer aLayer = BoardLayer.Unknown;
                string ext = Path.GetExtension(a);
                if (ext == ".zip")
                {
                    using (ZipFile zip1 = ZipFile.Read(a))
                    {
                        foreach (ZipEntry e in zip1)
                        {
                            MemoryStream MS = new MemoryStream();
                            if (e.IsDirectory == false)
                            {
                                //                              e.Extract(MS);
                                //                                MS.Seek(0, SeekOrigin.Begin);
                                Gerber.DetermineBoardSideAndLayer(e.FileName, out aSide, out aLayer);
                                if (aLayer == BoardLayer.Outline) hasgko = true;

                                //     AddFileStream(MS, e.FileName, drillscaler);
                            }
                        }
                    }
                }
                else
                {

                    Gerber.DetermineBoardSideAndLayer(a, out aSide, out aLayer);
                }
                if (aLayer == BoardLayer.Outline) hasgko = true;
            }

            foreach (var a in FileList)
            {
                if (Logger != null) Logger.AddString(String.Format("Loading {0}", Path.GetFileName(a)));
                string ext = Path.GetExtension(a);
                if (ext == ".zip")
                {
                    using (ZipFile zip1 = ZipFile.Read(a))
                    {
                        foreach (ZipEntry e in zip1)
                        {
                            MemoryStream MS = new MemoryStream();
                            if (e.IsDirectory == false)
                            {
                                if (Logger != null) Logger.AddString(String.Format("Loading inside zip: {0}", Path.GetFileName(e.FileName)));

                                e.Extract(MS);
                                MS.Seek(0, SeekOrigin.Begin);
                                AddFileToSet(MS, e.FileName, Logger, 1, forcezerowidth);
                            }
                        }
                    }
                }
                else
                {
                    try
                    {
                        MemoryStream MS2 = new MemoryStream();
                        FileStream FS = File.OpenRead(a);
                        FS.CopyTo(MS2);
                        MS2.Seek(0, SeekOrigin.Begin);
                        AddFileToSet(MS2, a, Logger,1, forcezerowidth);
                    }
                    catch (Exception E)
                    {
                        Logger.AddString(String.Format("Failed to add file! {0},{1}", a, E));
                    }
                }
            }

            if (fixgroup)
            {
                if (Logger != null) Logger.AddString("Checking for common file format mistakes.");
                FixEagleDrillExportIssues(Logger);
                CheckRelativeBoundingBoxes(Logger);
                CheckForOutlineFiles(Logger);

                CheckRelativeBoundingBoxes(Logger);

            }

            Logger.PopActivity();
        }
    

开发者ID: ThisIsNotRocketScience,   项目名称: GerberTools,   代码行数: 90,   代码来源: ImageCreator.cs

在ThisIsNotRocketScience提供的AddBoardsToSet()方法中,该源代码示例一共有90行, 其中使用了FileStream.Seek()3次, 并且小编将这些方法高亮显示出来了,希望对您了解FileStream.Seek()有帮助。 如果您觉得有帮助的话,请帮忙点赞或转发。
该代码示例的点赞次数为3, 点赞数越大, 从某种程度说明这个示例对了解FileStream.Seek()可能更有帮助。

FileStream.Seek的代码示例3 - AddFile()

    using System.IO;

        public void AddFile(ProgressLog log, string filename, double drillscaler = 1.0)
        {

            string[] filesplit = filename.Split('.');
            string ext = filesplit[filesplit.Count() - 1].ToLower();
            if (ext == "zip")
            {
                using (ZipFile zip1 = ZipFile.Read(filename))
                {
                    foreach (ZipEntry e in zip1)
                    {
                        MemoryStream MS = new MemoryStream();
                        if (e.IsDirectory == false)
                        {
                            e.Extract(MS);
                            MS.Seek(0, SeekOrigin.Begin);
                            AddFileStream(log, MS, e.FileName, drillscaler);
                        }
                    }
                }
                return;

            }


            MemoryStream MS2 = new MemoryStream();
            FileStream FS = File.OpenRead(filename);
            FS.CopyTo(MS2);
            MS2.Seek(0, SeekOrigin.Begin);
            AddFileStream(log, MS2, filename, drillscaler);

        }
    

开发者ID: ThisIsNotRocketScience,   项目名称: GerberTools,   代码行数: 34,   代码来源: LoadedStuff.cs

在ThisIsNotRocketScience提供的AddFile()方法中,该源代码示例一共有34行, 其中使用了FileStream.Seek()2次, 并且小编将这些方法高亮显示出来了,希望对您了解FileStream.Seek()有帮助。 如果您觉得有帮助的话,请帮忙点赞或转发。
该代码示例的点赞次数为3, 点赞数越大, 从某种程度说明这个示例对了解FileStream.Seek()可能更有帮助。

FileStream.Seek的代码示例4 - AddBoardsToSet()

    using System.IO;

        public void AddBoardsToSet(List FileList, bool fixgroup = true, ProgressLog Logger = null)
        {
            foreach (var a in FileList)
            {
                BoardSide aSide = BoardSide.Unknown;
                BoardLayer aLayer = BoardLayer.Unknown;
                string ext = Path.GetExtension(a);
                if (ext == ".zip")
                {
                    using (ZipFile zip1 = ZipFile.Read(a))
                    {
                        foreach (ZipEntry e in zip1)
                        {
                            MemoryStream MS = new MemoryStream();
                            if (e.IsDirectory == false)
                            {
                                //                              e.Extract(MS);
                                //                                MS.Seek(0, SeekOrigin.Begin);
                                Gerber.DetermineBoardSideAndLayer(e.FileName, out aSide, out aLayer);
                                if (aLayer == BoardLayer.Outline) HasLoadedOutline = true;

                                //     AddFileStream(MS, e.FileName, drillscaler);
                            }
                        }
                    }
                }
                else
                {

                    Gerber.DetermineBoardSideAndLayer(a, out aSide, out aLayer);
                }
                if (aLayer == BoardLayer.Outline) HasLoadedOutline = true;
            }

            foreach (var a in FileList)
            {
                if (Logger != null) Logger.AddString(String.Format("Loading {0}", Path.GetFileName(a)));
                string ext = Path.GetExtension(a);
                if (ext == ".zip")
                {
                    using (ZipFile zip1 = ZipFile.Read(a))
                    {
                        foreach (ZipEntry e in zip1)
                        {
                            MemoryStream MS = new MemoryStream();
                            if (e.IsDirectory == false)
                            {
                                if (Logger != null) Logger.AddString(String.Format("Loading inside zip: {0}", Path.GetFileName(e.FileName)));

                                e.Extract(MS);
                                MS.Seek(0, SeekOrigin.Begin);
                                AddFileToSet(MS, e.FileName, Logger);
                            }
                        }
                    }
                }
                else
                {
                    MemoryStream MS2 = new MemoryStream();
                    FileStream FS = File.OpenRead(a);
                    FS.CopyTo(MS2);
                    MS2.Seek(0, SeekOrigin.Begin);
                    AddFileToSet(MS2, a, Logger);
                }
            }

            if (fixgroup)
            {
                if (Logger != null) Logger.AddString("Checking for common file format mistakes.");
                FixEagleDrillExportIssues(Logger);
                CheckRelativeBoundingBoxes(Logger);
                CheckForOutlineFiles(Logger);

                CheckRelativeBoundingBoxes(Logger);

            }
        }
    

开发者ID: ThisIsNotRocketScience,   项目名称: GerberTools,   代码行数: 79,   代码来源: SickOfBeige.cs

在ThisIsNotRocketScience提供的AddBoardsToSet()方法中,该源代码示例一共有79行, 其中使用了FileStream.Seek()3次, 并且小编将这些方法高亮显示出来了,希望对您了解FileStream.Seek()有帮助。 如果您觉得有帮助的话,请帮忙点赞或转发。
该代码示例的点赞次数为3, 点赞数越大, 从某种程度说明这个示例对了解FileStream.Seek()可能更有帮助。

FileStream.Seek的代码示例5 - GetBeaconsFromFile()

    using System.IO;

        /// 
        /// Get Cobalt Strike Configurations from a file and output their contents to the console . 
        /// 
        /// Name of memory/dump file to be scanned for Cobalt Strike beacons
        private static void GetBeaconsFromFile(string fileName)
        {
            OutputMessageToConsole(LogLevel.Info, $"Scanning file: {fileName}");
            List beacons = new List();

            if (File.Exists(fileName))
            {
                // Check the size of the file. If > 500MB, and notify that scanning will take time
                var fileSize = new FileInfo(fileName).Length;
                if (fileSize > Int32.MaxValue)
                {
                    OutputMessageToConsole(LogLevel.Warn, $"\tFile is large: {fileSize / (1024 * 1024)} MB. Scanning will be slow.");
                }

                // Yara scan the file and return any matches
                List beaconMatches = CobaltStrikeScan.YaraScanFile(fileName, opts.Verbose);

                // Extract config bytes at each match offset and parse the beacon config from them
                if (beaconMatches.Count > 0)
                {
                    if (opts.Verbose)
                    {
                        OutputMessageToConsole(LogLevel.Info, $"\t{beaconMatches.Count} Signature(s) detected in file. Attempting to extract and parse config...\n");
                    }
                    foreach (BeaconMatch match in beaconMatches)
                    {
                        try
                        {
                            byte[] beaconConfigBytes = new byte[4096];
                            // Get a byte array from the offset of the file with beacon matches to avoid cases
                            // where the file is too big to read in to a File object
                            using (FileStream fileStream = new FileStream(fileName, FileMode.Open, FileAccess.Read))
                            {
                                fileStream.Seek((long)match.Offset, SeekOrigin.Begin);
                                fileStream.Read(beaconConfigBytes, 0, 4096);
                            }
                            match.Offset = 0;
                            beacons.Add(new Beacon(beaconConfigBytes, match.Offset, match.Version));
                        }
                        catch (System.IO.IOException)
                        {
                            /* 
                            if (opts.Verbose)
                            {
                                OutputMessageToConsole(LogLevel.Error, $"Error extracting signatured data from file at offset: {match.Offset}");
                            }
                            */
                        }
                    }

                    if (beacons.Count > 0)
                    {
                        foreach (Beacon beacon in beacons)
                        {
                            if (beacon.isValidBeacon())
                            {
                                OutputMessageToConsole(LogLevel.Success, $"Cobalt Strike Beacon Configuration\n");
                                beacon.OutputToConsole();
                            }
                        }
                    }
                    else
                        OutputBeaconNotFoundMessage();
                }
                else { OutputBeaconNotFoundMessage(); }
            }
            else
            {
                OutputMessageToConsole(LogLevel.Error, $"File doesn't exist: {fileName}\nExiting...");
                System.Environment.Exit(1);
            }        
        }
    

开发者ID: Apr4h,   项目名称: CobaltStrikeScan,   代码行数: 78,   代码来源: ConsoleUI.cs

在Apr4h提供的GetBeaconsFromFile()方法中,该源代码示例一共有78行, 其中使用了FileStream.Seek()1次, 并且小编将这些方法高亮显示出来了,希望对您了解FileStream.Seek()有帮助。 如果您觉得有帮助的话,请帮忙点赞或转发。
该代码示例的点赞次数为3, 点赞数越大, 从某种程度说明这个示例对了解FileStream.Seek()可能更有帮助。

FileStream.Seek的代码示例6 - WriteFile()

    using System.IO;

        //Saving memory stream to a new file with the given path
        private static bool WriteFile(MemoryStream InputStream, string path)
        {
            if (File.Exists(path))
                File.Delete(path);

            if (!File.Exists(path))
            {
                try
                {
                    using (FileStream fs = File.Create(path))
                    {
                        InputStream.Seek(0, SeekOrigin.Begin);
                        InputStream.CopyTo(fs);
                    }
                    return true;
                }
                catch (Exception e)
                {
                    Console.WriteLine("The following exception was thrown during creation and writing to the file \"{0}\"", path);
                    Console.WriteLine(e.Message);
                    return false;
                }
            }
            else
            {
                Console.WriteLine("Can not create file \"{0}\". File already exists", path);
                return false;

            }
        }
    

开发者ID: Cinchoo,   项目名称: ChoETL,   代码行数: 33,   代码来源: Program.cs

在Cinchoo提供的WriteFile()方法中,该源代码示例一共有33行, 其中使用了FileStream.Seek()1次, 并且小编将这些方法高亮显示出来了,希望对您了解FileStream.Seek()有帮助。 如果您觉得有帮助的话,请帮忙点赞或转发。
该代码示例的点赞次数为3, 点赞数越大, 从某种程度说明这个示例对了解FileStream.Seek()可能更有帮助。

FileStream.Seek()方法的常见问题及解答

C#中FileStream.Seek()的常见错误类型及注意事项

FileStream.Seek的错误类型有很多, 这里就不一一阐述了,本文只列出一些常见的代码示例供参考,大家可以看一下代码中Catch语句中是否有常见的错误捕获及处理。

C#中FileStream.Seek()的构造函数有哪些

FileStream.Seek构造函数功能基本类似,只是参数不同; 目前主流的集成开发环境都已经带智能提醒了,如:Visual Studio; 大家可以非常轻松的通过Visual Studio中的智能提醒,了解对应构造函数的用法。

如何使用ChartGPT写一段FileStream.Seek的代码

你可以在ChartGPT中输入如下的指令:"提供一个如何使用FileStream.Seek的C#代码示例"
ChartGPT写出的代码和本文中的小编提供的代码的区别。 ChartGPT发展到现在已经非常聪明了,但需要使用这提供非常专业的问题,才可能有比较好的源代码示例; 而本文中, 小编已经帮您列出来基本所有类和所有方法的使用示例, 而且这些示例基本都是一些网络大佬提供的源码,可以更方便的供一些开发菜鸟或者资深开发参考和学习。

FileStream.Seek所在的类及名称空间

FileStream.Seek是System.IO下的方法。

FileStream.Seek怎么使用?

FileStream.Seek使用上比较简单,可以参考MSDN中的帮助文档,也参考本文中提供的7个使用示例。

FileStream.Seek菜鸟教程

对于菜鸟来说,本文中提供的7个FileStream.Seek写法都将非常直观的帮您掌握FileStream.Seek的用法,是一个不错的参考教程。

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