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Incremental indexing only when the entry size if less than threshold

This commit is contained in:
Tatsuhiro Tsujikawa 2013-07-27 20:48:04 +09:00
parent f74674aa7f
commit 7021a9fc5e
2 changed files with 43 additions and 20 deletions
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28
lib/nghttp2_hd.c
View File

@ -812,8 +812,11 @@ ssize_t nghttp2_hd_deflate_hd(nghttp2_hd_context *deflater,
/* Check name exists in hd_table */
ent = find_name_in_hd_table(deflater, &nv[i]);
if(ent) {
nghttp2_hd_entry *new_ent;
uint8_t index = ent->index;
int incidx = 0;
if(entry_room(nv[i].namelen, nv[i].valuelen)
< NGHTTP2_HD_MAX_ENTRY_SIZE) {
nghttp2_hd_entry *new_ent;
new_ent = add_hd_table_incremental(deflater, &nv[i]);
if(!new_ent) {
rv = NGHTTP2_ERR_HEADER_COMP;
@ -823,12 +826,23 @@ ssize_t nghttp2_hd_deflate_hd(nghttp2_hd_context *deflater,
if(rv < 0) {
goto fail;
}
incidx = 1;
} else {
rv = add_workingset_indname(deflater, ent, nv[i].value,
nv[i].valuelen);
if(rv < 0) {
goto fail;
}
}
rv = emit_indname_block(buf_ptr, buflen_ptr, &offset, index,
nv[i].value, nv[i].valuelen, 1);
nv[i].value, nv[i].valuelen, incidx);
if(rv < 0) {
goto fail;
}
} else {
int incidx = 0;
if(entry_room(nv[i].namelen, nv[i].valuelen)
< NGHTTP2_HD_MAX_ENTRY_SIZE) {
nghttp2_hd_entry *new_ent;
new_ent = add_hd_table_incremental(deflater, &nv[i]);
if(!new_ent) {
@ -839,7 +853,15 @@ ssize_t nghttp2_hd_deflate_hd(nghttp2_hd_context *deflater,
if(rv < 0) {
goto fail;
}
rv = emit_newname_block(buf_ptr, buflen_ptr, &offset, &nv[i], 1);
incidx = 1;
} else {
rv = add_workingset_newname(deflater, &nv[i]);
if(rv < 0) {
goto fail;
}
}
rv = emit_newname_block(buf_ptr, buflen_ptr, &offset, &nv[i],
incidx);
if(rv < 0) {
goto fail;
}

1
lib/nghttp2_hd.h
View File

@ -36,6 +36,7 @@
#define NGHTTP2_INITIAL_WS_SIZE 128
#define NGHTTP2_HD_MAX_BUFFER_SIZE 4096
#define NGHTTP2_HD_MAX_ENTRY_SIZE 1024
#define NGHTTP2_HD_ENTRY_OVERHEAD 32
/* This value is sensible to NGHTTP2_HD_MAX_BUFFER_SIZE. Currently,