Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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33 lines
926 B
33 lines
926 B
// Protocol Buffers - Google's data interchange format |
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// Copyright 2023 Google LLC. All rights reserved. |
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// |
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// Use of this source code is governed by a BSD-style |
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// license that can be found in the LICENSE file or at |
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// https://developers.google.com/open-source/licenses/bsd |
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#include "upb/reflection/internal/desc_state.h" |
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// Must be last. |
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#include "upb/port/def.inc" |
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bool _upb_DescState_Grow(upb_DescState* d, upb_Arena* a) { |
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const size_t oldbufsize = d->bufsize; |
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const int used = d->ptr - d->buf; |
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if (!d->buf) { |
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d->buf = upb_Arena_Malloc(a, d->bufsize); |
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if (!d->buf) return false; |
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d->ptr = d->buf; |
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d->e.end = d->buf + d->bufsize; |
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} |
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if (oldbufsize - used < kUpb_MtDataEncoder_MinSize) { |
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d->bufsize *= 2; |
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d->buf = upb_Arena_Realloc(a, d->buf, oldbufsize, d->bufsize); |
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if (!d->buf) return false; |
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d->ptr = d->buf + used; |
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d->e.end = d->buf + d->bufsize; |
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} |
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return true; |
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}
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