WebApi使用二进制方式上传和下载文件

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using System.Text;
using Tallsafe.BigStorage.Core;
using Microsoft.AspNetCore.Authorization;
using System.Reflection;
using System.Net.Http;
using System.Net;
using System.Net.Http.Headers;
 
namespace TT.Storage.Controllers
{
    //[Authorize]
    [Route("api/[controller]")]
    public class StorageFileController : Controller
    {
        // GET api/values/5
        [Route("GetContent")]
        [HttpGet()]
        public IActionResult GetContent(string fileInfo)
        {
            byte[] content = GetFileInfo(fileInfo).FileContent;;
 
           return  new FileContentResult(content, "application/octet-stream");
        }
 
        // POST api/values
        [Route("AddFile")]
        [HttpPost]
        public StoreFileInfo AddFile([FromBody]byte[] value)
        {
            if (!Request.ContentLength.HasValue ||
                Request.ContentLength <= )
            {
                return null;
            }
 
            var contentLength = (int)Request.ContentLength;
 
            byte[] buffer = new byte[contentLength];
 
            Request.Body.Read(buffer, , contentLength);
 
            return StorageClassCenter.Store(buffer);
        }
    }
}