zlib: instance-ify two methods

Both `Params` and `SetDictionary` take `ZCtx` as an arg, so just make
them both instance methods on `ZCtx`.

PR-URL: https://github.com/nodejs/node/pull/21702
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
Jon Moss 2018-07-07 17:24:27 -04:00
parent acf0606f72
commit 144c1b7e98

View File

@ -486,7 +486,7 @@ class ZCtx : public AsyncWrap, public ThreadPoolWork {
write_js_callback, dictionary, dictionary_len);
if (!ret) goto end;
SetDictionary(ctx);
ctx->SetDictionary();
end:
return args.GetReturnValue().Set(ret);
@ -496,14 +496,14 @@ class ZCtx : public AsyncWrap, public ThreadPoolWork {
CHECK(args.Length() == 2 && "params(level, strategy)");
ZCtx* ctx;
ASSIGN_OR_RETURN_UNWRAP(&ctx, args.Holder());
Params(ctx, args[0]->Int32Value(), args[1]->Int32Value());
ctx->Params(args[0]->Int32Value(), args[1]->Int32Value());
}
static void Reset(const FunctionCallbackInfo<Value> &args) {
ZCtx* ctx;
ASSIGN_OR_RETURN_UNWRAP(&ctx, args.Holder());
ctx->Reset();
SetDictionary(ctx);
ctx->SetDictionary();
}
static bool Init(ZCtx* ctx, int level, int windowBits, int memLevel,
@ -577,51 +577,47 @@ class ZCtx : public AsyncWrap, public ThreadPoolWork {
return true;
}
static void SetDictionary(ZCtx* ctx) {
if (ctx->dictionary_ == nullptr)
void SetDictionary() {
if (dictionary_ == nullptr)
return;
ctx->err_ = Z_OK;
err_ = Z_OK;
switch (ctx->mode_) {
switch (mode_) {
case DEFLATE:
case DEFLATERAW:
ctx->err_ = deflateSetDictionary(&ctx->strm_,
ctx->dictionary_,
ctx->dictionary_len_);
err_ = deflateSetDictionary(&strm_, dictionary_, dictionary_len_);
break;
case INFLATERAW:
// The other inflate cases will have the dictionary set when inflate()
// returns Z_NEED_DICT in Process()
ctx->err_ = inflateSetDictionary(&ctx->strm_,
ctx->dictionary_,
ctx->dictionary_len_);
err_ = inflateSetDictionary(&strm_, dictionary_, dictionary_len_);
break;
default:
break;
}
if (ctx->err_ != Z_OK) {
ctx->Error("Failed to set dictionary");
if (err_ != Z_OK) {
Error("Failed to set dictionary");
}
}
static void Params(ZCtx* ctx, int level, int strategy) {
AllocScope alloc_scope(ctx);
void Params(int level, int strategy) {
AllocScope alloc_scope(this);
ctx->err_ = Z_OK;
err_ = Z_OK;
switch (ctx->mode_) {
switch (mode_) {
case DEFLATE:
case DEFLATERAW:
ctx->err_ = deflateParams(&ctx->strm_, level, strategy);
err_ = deflateParams(&strm_, level, strategy);
break;
default:
break;
}
if (ctx->err_ != Z_OK && ctx->err_ != Z_BUF_ERROR) {
ctx->Error("Failed to set parameters");
if (err_ != Z_OK && err_ != Z_BUF_ERROR) {
Error("Failed to set parameters");
}
}