tor-browser

The Tor Browser
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static_init_enc.c (1780B)

      1 /* Copyright 2025 Google Inc. All Rights Reserved.
      2 
      3   Distributed under MIT license.
      4   See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
      5 */
      6 
      7 #include "static_init.h"
      8 
      9 #include "../common/platform.h"
     10 #include "../common/static_init.h"
     11 
     12 #if (BROTLI_STATIC_INIT != BROTLI_STATIC_INIT_NONE)
     13 #include "../common/dictionary.h"
     14 #include "dictionary_hash.h"
     15 #include "static_dict_lut.h"
     16 #endif
     17 
     18 #if defined(__cplusplus) || defined(c_plusplus)
     19 extern "C" {
     20 #endif
     21 
     22 #if (BROTLI_STATIC_INIT != BROTLI_STATIC_INIT_NONE)
     23 static BROTLI_BOOL DoBrotliEncoderStaticInit(void) {
     24  const BrotliDictionary* dict = BrotliGetDictionary();
     25  BROTLI_BOOL ok = BrotliEncoderInitStaticDictionaryLut(
     26      dict, kStaticDictionaryBuckets, kStaticDictionaryWords);
     27  if (!ok) return BROTLI_FALSE;
     28  ok = BrotliEncoderInitDictionaryHash(dict, kStaticDictionaryHashWords,
     29                                       kStaticDictionaryHashLengths);
     30  if (!ok) return BROTLI_FALSE;
     31  return BROTLI_TRUE;
     32 }
     33 #endif  /* BROTLI_STATIC_INIT_NONE */
     34 
     35 #if (BROTLI_STATIC_INIT == BROTLI_STATIC_INIT_EARLY)
     36 static BROTLI_BOOL kEarlyInitOk;
     37 static __attribute__((constructor)) void BrotliEncoderStaticInitEarly(void) {
     38  kEarlyInitOk = DoBrotliEncoderStaticInit();
     39 }
     40 #elif (BROTLI_STATIC_INIT == BROTLI_STATIC_INIT_LAZY)
     41 static BROTLI_BOOL kLazyInitOk;
     42 void BrotliEncoderLazyStaticInitInner(void) {
     43  kLazyInitOk = DoBrotliEncoderStaticInit();
     44 }
     45 #endif  /* BROTLI_STATIC_INIT_EARLY */
     46 
     47 BROTLI_BOOL BrotliEncoderEnsureStaticInit(void) {
     48 #if (BROTLI_STATIC_INIT == BROTLI_STATIC_INIT_NONE)
     49  return BROTLI_TRUE;
     50 #elif (BROTLI_STATIC_INIT == BROTLI_STATIC_INIT_EARLY)
     51  return kEarlyInitOk;
     52 #else
     53  return kLazyInitOk;
     54 #endif
     55 }
     56 
     57 #if defined(__cplusplus) || defined(c_plusplus)
     58 }  /* extern "C" */
     59 #endif