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publish/skynet/lualib/http/tlshelper.lua 2.3 KB
4d6f285d   zhouhaihai   增加发布功能
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  local socket = require "http.sockethelper"
  local c = require "ltls.c"
  
  local tlshelper = {}
  
  function tlshelper.init_requestfunc(fd, tls_ctx)
      local readfunc = socket.readfunc(fd)
      local writefunc = socket.writefunc(fd)
      return function ()
          local ds1 = tls_ctx:handshake()
          writefunc(ds1)
          while not tls_ctx:finished() do
              local ds2 = readfunc()
              local ds3 = tls_ctx:handshake(ds2)
              if ds3 then
                  writefunc(ds3)
              end
          end
      end
  end
  
  
  function tlshelper.init_responsefunc(fd, tls_ctx)
      local readfunc = socket.readfunc(fd)
      local writefunc = socket.writefunc(fd)
      return function ()
          while not tls_ctx:finished() do
              local ds1 = readfunc()
              local ds2 = tls_ctx:handshake(ds1)
              if ds2 then
                  writefunc(ds2)
              end
          end
          local ds3 = tls_ctx:write()
          writefunc(ds3)
      end
  end
  
  function tlshelper.closefunc(tls_ctx)
      return function ()
          tls_ctx:close()
      end
  end
  
  function tlshelper.readfunc(fd, tls_ctx)
      local readfunc = socket.readfunc(fd)
      local read_buff = ""
      return function (sz)
          if not sz then
              local s = ""
              if #read_buff == 0 then
                  local ds = readfunc(sz)
                  s = tls_ctx:read(ds)
              end
              s = read_buff .. s
              read_buff = ""
              return s
          else
              while #read_buff < sz do
                  local ds = readfunc()
                  local s = tls_ctx:read(ds)
                  read_buff = read_buff .. s
              end
              local  s = string.sub(read_buff, 1, sz)
              read_buff = string.sub(read_buff, sz+1, #read_buff)
              return s
          end
      end
  end
  
  function tlshelper.writefunc(fd, tls_ctx)
      local writefunc = socket.writefunc(fd)
      return function (s)
          local ds = tls_ctx:write(s)
          return writefunc(ds)
      end
  end
  
  function tlshelper.readallfunc(fd, tls_ctx)
      local readfunc = socket.readfunc(fd)
      return function ()
          local ds = socket.readall(fd)
          local s = tls_ctx:read(ds)
          return s
      end
  end
  
  function tlshelper.newctx()
      return c.newctx()
  end
  
  function tlshelper.newtls(method, ssl_ctx)
      return c.newtls(method, ssl_ctx)
  end
  
  return tlshelper