From aefc564fa72c07a3afc8a4cc8b460476f3c35a35 Mon Sep 17 00:00:00 2001
From: Mohammad Nejati <ashtumashtum@gmail.com>
Date: Wed, 21 Aug 2024 18:29:09 +0000
Subject: [PATCH] basic_parser: remove `skip_` usage

---
 include/boost/beast/http/basic_parser.hpp      | 1 -
 include/boost/beast/http/impl/basic_parser.ipp | 9 ++-------
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/include/boost/beast/http/basic_parser.hpp b/include/boost/beast/http/basic_parser.hpp
index ce22520d55..fbc44273e8 100644
--- a/include/boost/beast/http/basic_parser.hpp
+++ b/include/boost/beast/http/basic_parser.hpp
@@ -78,7 +78,6 @@ class basic_parser
     std::uint64_t len0_ = 0;                // content length if known
     std::unique_ptr<char[]> buf_;           // temp storage
     std::size_t buf_len_ = 0;               // size of buf_
-    std::size_t skip_ = 0;                  // resume search here
     std::uint32_t header_limit_ = 8192;     // max header size
     unsigned short status_ = 0;             // response status
     state state_ = state::nothing_yet;      // initial state
diff --git a/include/boost/beast/http/impl/basic_parser.ipp b/include/boost/beast/http/impl/basic_parser.ipp
index c02554f154..d2c28d1beb 100644
--- a/include/boost/beast/http/impl/basic_parser.ipp
+++ b/include/boost/beast/http/impl/basic_parser.ipp
@@ -164,7 +164,6 @@ loop:
         parse_chunk_header(p, n, ec);
         if(ec)
             goto done;
-        BOOST_ASSERT(! skip_);
         if(state_ != state::trailer_fields)
             break;
         n = static_cast<std::size_t>(p1 - p);
@@ -584,7 +583,7 @@ parse_chunk_header(char const*& in,
     auto p = in;
     auto const pend = p + n;
 
-    if(n < skip_ + 2)
+    if(n < 2)
     {
         BOOST_BEAST_ASSIGN_EC(ec, error::need_more);
         return;
@@ -601,17 +600,14 @@ parse_chunk_header(char const*& in,
         }
     }
 
-    auto const eol = find_eol(p + skip_, pend, ec);
+    auto const eol = find_eol(p, pend, ec);
     if(ec)
         return;
     if(! eol)
     {
         BOOST_BEAST_ASSIGN_EC(ec, error::need_more);
-        if(p != pend)
-            skip_ = pend - p - 1;
         return;
     }
-    skip_ = static_cast<std::size_t>(eol - p - 2);
 
     std::uint64_t size;
     if(! parse_hex(p, size))
@@ -644,7 +640,6 @@ parse_chunk_header(char const*& in,
         return;
 
     len_ = size;
-    skip_ = 0;
     in = eol;
     f_ |= flagExpectCRLF;
     if(size != 0)