This commit is contained in:
Tatsuhiro Tsujikawa 2013-07-20 01:27:26 +09:00
parent 9c58004a86
commit b92b49f882
2 changed files with 17 additions and 14 deletions

View File

@ -187,7 +187,7 @@ static int nghttp2_hd_context_init(nghttp2_hd_context *context,
} else { } else {
ini_table = reshd_table; ini_table = reshd_table;
} }
context->capacity = 0; context->hd_table_bufsize = 0;
for(i = 0; ini_table[i]; i += 2) { for(i = 0; ini_table[i]; i += 2) {
nghttp2_hd_entry *p = malloc(sizeof(nghttp2_hd_entry)); nghttp2_hd_entry *p = malloc(sizeof(nghttp2_hd_entry));
nghttp2_hd_entry_init(p, i / 2, NGHTTP2_HD_FLAG_NONE, nghttp2_hd_entry_init(p, i / 2, NGHTTP2_HD_FLAG_NONE,
@ -195,7 +195,7 @@ static int nghttp2_hd_context_init(nghttp2_hd_context *context,
(uint8_t*)ini_table[i + 1], (uint8_t*)ini_table[i + 1],
strlen(ini_table[i+1])); strlen(ini_table[i+1]));
context->hd_table[context->hd_tablelen++] = p; context->hd_table[context->hd_tablelen++] = p;
context->capacity += NGHTTP2_HD_ENTRY_OVERHEAD + context->hd_table_bufsize += NGHTTP2_HD_ENTRY_OVERHEAD +
p->nv.namelen + p->nv.valuelen; p->nv.namelen + p->nv.valuelen;
} }
return 0; return 0;
@ -277,12 +277,12 @@ static nghttp2_hd_entry* add_hd_table_incremental(nghttp2_hd_context *context,
room > NGHTTP2_MAX_HD_TABLE_CAPACITY) { room > NGHTTP2_MAX_HD_TABLE_CAPACITY) {
return NULL; return NULL;
} }
context->capacity += room; context->hd_table_bufsize += room;
for(i = 0; i < context->hd_tablelen && for(i = 0; i < context->hd_tablelen &&
context->capacity > NGHTTP2_MAX_HD_TABLE_CAPACITY; ++i) { context->hd_table_bufsize > NGHTTP2_MAX_HD_TABLE_CAPACITY; ++i) {
nghttp2_hd_entry *ent = context->hd_table[i]; nghttp2_hd_entry *ent = context->hd_table[i];
--ent->ref; --ent->ref;
context->capacity -= entry_room(ent->nv.namelen, ent->nv.valuelen); context->hd_table_bufsize -= entry_room(ent->nv.namelen, ent->nv.valuelen);
if(ent->ref == 0) { if(ent->ref == 0) {
nghttp2_hd_entry_free(ent); nghttp2_hd_entry_free(ent);
free(ent); free(ent);
@ -323,16 +323,18 @@ static nghttp2_hd_entry* add_hd_table_subst(nghttp2_hd_context *context,
context->hd_tablelen <= subindex) { context->hd_tablelen <= subindex) {
return NULL; return NULL;
} }
context->capacity -= entry_room(context->hd_table[subindex]->nv.namelen, context->hd_table_bufsize -=
entry_room(context->hd_table[subindex]->nv.namelen,
context->hd_table[subindex]->nv.valuelen); context->hd_table[subindex]->nv.valuelen);
context->capacity += room; context->hd_table_bufsize += room;
k = subindex; k = subindex;
for(i = 0; i < context->hd_tablelen && for(i = 0; i < context->hd_tablelen &&
context->capacity > NGHTTP2_MAX_HD_TABLE_CAPACITY; ++i, --k) { context->hd_table_bufsize > NGHTTP2_MAX_HD_TABLE_CAPACITY; ++i, --k) {
nghttp2_hd_entry *ent = context->hd_table[i]; nghttp2_hd_entry *ent = context->hd_table[i];
--ent->ref; --ent->ref;
if(i != subindex) { if(i != subindex) {
context->capacity -= entry_room(ent->nv.namelen, ent->nv.valuelen); context->hd_table_bufsize -= entry_room(ent->nv.namelen,
ent->nv.valuelen);
} }
if(ent->ref == 0) { if(ent->ref == 0) {
nghttp2_hd_entry_free(ent); nghttp2_hd_entry_free(ent);
@ -726,7 +728,8 @@ static int require_eviction_on_subst(nghttp2_hd_context *context,
nghttp2_nv *nv, nghttp2_nv *nv,
nghttp2_hd_entry *ent) nghttp2_hd_entry *ent)
{ {
return context->capacity - entry_room(ent->nv.namelen, ent->nv.valuelen) + return context->hd_table_bufsize - entry_room(ent->nv.namelen,
ent->nv.valuelen) +
entry_room(nv->namelen, nv->valuelen) > NGHTTP2_MAX_HD_TABLE_CAPACITY; entry_room(nv->namelen, nv->valuelen) > NGHTTP2_MAX_HD_TABLE_CAPACITY;
} }

View File

@ -109,10 +109,10 @@ typedef struct {
uint16_t ws_capacity; uint16_t ws_capacity;
/* The number of entry the |ws| contains */ /* The number of entry the |ws| contains */
uint16_t wslen; uint16_t wslen;
/* Abstract capacity of hd_table as described in the spec. This is /* Abstract buffer size of hd_table as described in the spec. This
the sum of length of name/value in hd_table + is the sum of length of name/value in hd_table +
NGHTTP2_HD_ENTRY_OVERHEAD bytes overhead per each entry. */ NGHTTP2_HD_ENTRY_OVERHEAD bytes overhead per each entry. */
uint16_t capacity; uint16_t hd_table_bufsize;
} nghttp2_hd_context; } nghttp2_hd_context;
/* /*