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Move Int64 parsing logic to HttpAbstractions

This commit is contained in:
John Luo 2016-12-08 17:22:21 -08:00
parent ad2a00dbbd
commit 4da06e8acd
1 changed files with 4 additions and 24 deletions
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28
src/Microsoft.AspNetCore.Server.Kestrel/Internal/Http/FrameHeaders.cs
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@ -7,6 +7,7 @@ using System.Collections.Generic;
using System.Linq; using System.Linq;
using Microsoft.AspNetCore.Http; using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Primitives; using Microsoft.Extensions.Primitives;
using Microsoft.Net.Http.Headers;
namespace Microsoft.AspNetCore.Server.Kestrel.Internal.Http namespace Microsoft.AspNetCore.Server.Kestrel.Internal.Http
{ {
@ -234,31 +235,10 @@ namespace Microsoft.AspNetCore.Server.Kestrel.Internal.Http
public static unsafe long ParseContentLength(StringValues value) public static unsafe long ParseContentLength(StringValues value)
{ {
var input = value.ToString(); long parsed;
var parsed = 0L; if (!HeaderUtilities.TryParseInt64(new StringSegment(value.ToString()), out parsed))
fixed (char* ptr = input)
{ {
var ch = (ushort*)ptr; ThrowInvalidContentLengthException(value);
var end = ch + input.Length;
if (ch == end)
{
ThrowInvalidContentLengthException(value);
}
ushort digit = 0;
while (ch < end && (digit = (ushort)(*ch - 0x30)) <= 9)
{
parsed *= 10;
parsed += digit;
ch++;
}
if (ch != end)
{
ThrowInvalidContentLengthException(value);
}
} }
return parsed; return parsed;