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ngx-list-iterator: Make it easier to iterate over headers. Fixes #359.

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This commit is contained in:
Jeff Kaufman
2013-05-29 13:42:53 -04:00
parent 08cc94bdb3
commit 6da81d760d
5 changed files with 119 additions and 77 deletions
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src/ngx_base_fetch.cc
+6 -18
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@@ -17,6 +17,7 @@
// Author: jefftk@google.com (Jeff Kaufman)
#include "ngx_base_fetch.h"
#include "ngx_list_iterator.h"
#include "ngx_pagespeed.h"
@@ -82,24 +83,11 @@ void NgxBaseFetch::CopyHeadersFromTable(ngx_list_t* headers_from,
headers_to->set_major_version(request_->http_version / 1000);
headers_to->set_minor_version(request_->http_version % 1000);
// Standard nginx idiom for iterating over a list. See ngx_list.h
ngx_uint_t i;
ngx_list_part_t* part = &headers_from->part;
ngx_table_elt_t* header = static_cast<ngx_table_elt_t*>(part->elts);
for (i = 0 ; /* void */; i++) {
if (i >= part->nelts) {
if (part->next == NULL) {
break;
}
part = part->next;
header = static_cast<ngx_table_elt_t*>(part->elts);
i = 0;
}
StringPiece key = ngx_psol::str_to_string_piece(header[i].key);
StringPiece value = ngx_psol::str_to_string_piece(header[i].value);
ngx_table_elt_t* header;
NgxListIterator it(&headers_from->part);
while ((header = it.Next()) != NULL) {
StringPiece key = ngx_psol::str_to_string_piece(header->key);
StringPiece value = ngx_psol::str_to_string_piece(header->value);
headers_to->Add(key, value);
}