From e0d38508fc8b6bc3915b2235a85a068eacfb87bf Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 11 Jun 2024 18:46:31 +0200
Subject: Merging upstream version 1.62.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/shrpx_downstream.cc | 31 ++++++++++++++-----------------
 1 file changed, 14 insertions(+), 17 deletions(-)

(limited to 'src/shrpx_downstream.cc')

diff --git a/src/shrpx_downstream.cc b/src/shrpx_downstream.cc
index 5fd717e..73d7f11 100644
--- a/src/shrpx_downstream.cc
+++ b/src/shrpx_downstream.cc
@@ -344,7 +344,7 @@ StringRef Downstream::assemble_request_cookie() {
   }
 
   auto iov = make_byte_ref(balloc_, len + 1);
-  auto p = iov.base;
+  auto p = std::begin(iov);
 
   for (auto &kv : req_.fs.headers()) {
     if (kv.token != http2::HD_COOKIE || kv.value.empty()) {
@@ -367,11 +367,11 @@ StringRef Downstream::assemble_request_cookie() {
   }
 
   // cut trailing "; "
-  if (p - iov.base >= 2) {
+  if (p - std::begin(iov) >= 2) {
     p -= 2;
   }
 
-  return StringRef{iov.base, p};
+  return StringRef{std::span{std::begin(iov), p}};
 }
 
 uint32_t Downstream::find_affinity_cookie(const StringRef &name) {
@@ -391,7 +391,7 @@ uint32_t Downstream::find_affinity_cookie(const StringRef &name) {
         return 0;
       }
 
-      if (!util::streq(name, StringRef{it, end})) {
+      if (name != StringRef{it, end}) {
         it = std::find(it, std::end(kv.value), ';');
         continue;
       }
@@ -474,12 +474,11 @@ void add_header(size_t &sum, HeaderRefs &headers, const StringRef &name,
 namespace {
 StringRef alloc_header_name(BlockAllocator &balloc, const StringRef &name) {
   auto iov = make_byte_ref(balloc, name.size() + 1);
-  auto p = iov.base;
-  p = std::copy(std::begin(name), std::end(name), p);
-  util::inp_strlower(iov.base, p);
+  auto p = std::copy(std::begin(name), std::end(name), std::begin(iov));
+  util::inp_strlower(std::begin(iov), p);
   *p = '\0';
 
-  return StringRef{iov.base, p};
+  return StringRef{std::span{std::begin(iov), p}};
 }
 } // namespace
 
@@ -521,13 +520,13 @@ int FieldStore::parse_content_length() {
     }
 
     auto len = util::parse_uint(kv.value);
-    if (len == -1) {
+    if (!len) {
       return -1;
     }
     if (content_length != -1) {
       return -1;
     }
-    content_length = len;
+    content_length = *len;
   }
   return 0;
 }
@@ -732,7 +731,7 @@ void Downstream::rewrite_location_response_header(
   }
 
   http_parser_url u{};
-  auto rv = http_parser_parse_url(hd->value.c_str(), hd->value.size(), 0, &u);
+  auto rv = http_parser_parse_url(hd->value.data(), hd->value.size(), 0, &u);
   if (rv != 0) {
     return;
   }
@@ -841,7 +840,7 @@ void Downstream::check_upgrade_fulfilled_http1() {
       auto expected =
           http2::make_websocket_accept_token(accept_buf.data(), ws_key_);
 
-      upgraded_ = expected != "" && expected == accept->value;
+      upgraded_ = !expected.empty() && expected == accept->value;
     } else {
       upgraded_ = resp_.http_status / 100 == 2;
     }
@@ -871,15 +870,14 @@ void Downstream::inspect_http1_request() {
     if (upgrade) {
       const auto &val = upgrade->value;
       // TODO Perform more strict checking for upgrade headers
-      if (util::streq_l(NGHTTP2_CLEARTEXT_PROTO_VERSION_ID, val.c_str(),
-                        val.size())) {
+      if (NGHTTP2_CLEARTEXT_PROTO_VERSION_ID ""_sr == val) {
         req_.http2_upgrade_seen = true;
       } else {
         req_.upgrade_request = true;
 
         // TODO Should we check Sec-WebSocket-Key, and
         // Sec-WebSocket-Version as well?
-        if (util::strieq_l("websocket", val)) {
+        if (util::strieq("websocket"_sr, val)) {
           req_.connect_proto = ConnectProto::WEBSOCKET;
         }
       }
@@ -892,8 +890,7 @@ void Downstream::inspect_http1_request() {
 
   auto expect = req_.fs.header(http2::HD_EXPECT);
   expect_100_continue_ =
-      expect &&
-      util::strieq(expect->value, StringRef::from_lit("100-continue"));
+      expect && util::strieq(expect->value, "100-continue"_sr);
 }
 
 void Downstream::inspect_http1_response() {
-- 
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