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Searched refs:entropy (Results 1 - 25 of 141) sorted by relevance

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/third_party/skia/third_party/externals/libjpeg-turbo/
H A Djcphuff.c13 * This file contains Huffman entropy encoding routines for progressive JPEG.
76 /* Expanded entropy encoder object for progressive Huffman encoding. */
207 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; in start_pass_phuff() local
212 entropy->cinfo = cinfo; in start_pass_phuff()
213 entropy->gather_statistics = gather_statistics; in start_pass_phuff()
222 entropy->pub.encode_mcu = encode_mcu_DC_first; in start_pass_phuff()
224 entropy->pub.encode_mcu = encode_mcu_AC_first; in start_pass_phuff()
226 entropy->AC_first_prepare = jsimd_encode_mcu_AC_first_prepare; in start_pass_phuff()
228 entropy in start_pass_phuff()
313 dump_buffer(phuff_entropy_ptr entropy) dump_buffer() argument
335 emit_bits(phuff_entropy_ptr entropy, unsigned int code, int size) emit_bits() argument
374 flush_bits(phuff_entropy_ptr entropy) flush_bits() argument
387 emit_symbol(phuff_entropy_ptr entropy, int tbl_no, int symbol) emit_symbol() argument
403 emit_buffered_bits(phuff_entropy_ptr entropy, char *bufstart, unsigned int nbits) emit_buffered_bits() argument
422 emit_eobrun(phuff_entropy_ptr entropy) emit_eobrun() argument
451 emit_restart(phuff_entropy_ptr entropy, int restart_num) emit_restart() argument
483 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; METHODDEF() local
662 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; METHODDEF() local
754 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; METHODDEF() local
926 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; METHODDEF() local
1027 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; finish_pass_phuff() local
1048 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; finish_pass_gather_phuff() local
1095 phuff_entropy_ptr entropy; jinit_phuff_encoder() local
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H A Djdarith.c11 * This file contains portable arithmetic entropy encoding routines for JPEG
30 /* Expanded entropy decoder object for arithmetic decoding. */
117 register arith_entropy_ptr e = (arith_entropy_ptr)cinfo->entropy; in arith_decode()
201 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; in process_restart() local
213 MEMZERO(entropy->dc_stats[compptr->dc_tbl_no], DC_STAT_BINS); in process_restart()
215 entropy->last_dc_val[ci] = 0; in process_restart()
216 entropy->dc_context[ci] = 0; in process_restart()
219 MEMZERO(entropy->ac_stats[compptr->ac_tbl_no], AC_STAT_BINS); in process_restart()
224 entropy in process_restart()
252 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
331 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
405 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
438 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
507 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
634 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; start_pass() local
752 arith_entropy_ptr entropy; jinit_arith_decoder() local
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H A Djcarith.c11 * This file contains portable arithmetic entropy encoding routines for JPEG
27 /* Expanded entropy encoder object for arithmetic encoding. */
141 arith_entropy_ptr e = (arith_entropy_ptr)cinfo->entropy; in finish_pass()
227 register arith_entropy_ptr e = (arith_entropy_ptr)cinfo->entropy; in arith_encode()
327 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; in emit_restart() local
341 MEMZERO(entropy->dc_stats[compptr->dc_tbl_no], DC_STAT_BINS); in emit_restart()
343 entropy->last_dc_val[ci] = 0; in emit_restart()
344 entropy->dc_context[ci] = 0; in emit_restart()
348 MEMZERO(entropy in emit_restart()
370 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
461 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
560 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
595 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
688 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; METHODDEF() local
830 arith_entropy_ptr entropy = (arith_entropy_ptr)cinfo->entropy; start_pass() local
914 arith_entropy_ptr entropy; jinit_arith_encoder() local
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H A Djdphuff.c11 * This file contains Huffman entropy decoding routines for progressive JPEG.
33 * Expanded entropy decoder object for progressive Huffman decoding.
205 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; in start_pass_phuff_decoder() local
270 entropy->pub.decode_mcu = decode_mcu_DC_first; in start_pass_phuff_decoder()
272 entropy->pub.decode_mcu = decode_mcu_AC_first; in start_pass_phuff_decoder()
275 entropy->pub.decode_mcu = decode_mcu_DC_refine; in start_pass_phuff_decoder()
277 entropy->pub.decode_mcu = decode_mcu_AC_refine; in start_pass_phuff_decoder()
288 pdtbl = (d_derived_tbl **)(entropy->derived_tbls) + tbl; in start_pass_phuff_decoder()
298 pdtbl = (d_derived_tbl **)(entropy in start_pass_phuff_decoder()
365 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; LOCAL() local
423 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; METHODDEF() local
499 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; METHODDEF() local
585 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; METHODDEF() local
635 phuff_entropy_ptr entropy = (phuff_entropy_ptr)cinfo->entropy; METHODDEF() local
786 phuff_entropy_ptr entropy; jinit_phuff_decoder() local
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H A Djdhuff.c12 * This file contains Huffman entropy decoding routines.
33 * Expanded entropy decoder object for Huffman decoding.
79 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; in start_pass_huff_decoder() local
98 pdtbl = (d_derived_tbl **)(entropy->dc_derived_tbls) + dctbl; in start_pass_huff_decoder()
100 pdtbl = (d_derived_tbl **)(entropy->ac_derived_tbls) + actbl; in start_pass_huff_decoder()
103 entropy->saved.last_dc_val[ci] = 0; in start_pass_huff_decoder()
111 entropy->dc_cur_tbls[blkn] = entropy->dc_derived_tbls[compptr->dc_tbl_no]; in start_pass_huff_decoder()
112 entropy in start_pass_huff_decoder()
512 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; LOCAL() local
552 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; LOCAL() local
657 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; LOCAL() local
761 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; METHODDEF() local
805 huff_entropy_ptr entropy; jinit_huff_decoder() local
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H A Djchuff.c14 * This file contains Huffman entropy encoding routines.
68 /* Expanded entropy encoder object for Huffman encoding.
166 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; in start_pass_huff() local
172 entropy->pub.encode_mcu = encode_mcu_gather; in start_pass_huff()
173 entropy->pub.finish_pass = finish_pass_gather; in start_pass_huff()
178 entropy->pub.encode_mcu = encode_mcu_huff; in start_pass_huff()
179 entropy->pub.finish_pass = finish_pass_huff; in start_pass_huff()
182 entropy->simd = jsimd_can_huff_encode_one_block(); in start_pass_huff()
198 if (entropy in start_pass_huff()
687 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; METHODDEF() local
759 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; finish_pass_huff() local
872 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; METHODDEF() local
1075 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; finish_pass_gather() local
1120 huff_entropy_ptr entropy; jinit_huff_encoder() local
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H A Djdhuff_opt.c12 * This file contains Huffman entropy decoding routines.
33 * Expanded entropy decoder object for Huffman decoding.
109 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; in start_pass_huff_decoder() local
128 pdtbl = (d_derived_tbl **)(entropy->dc_derived_tbls) + dctbl; in start_pass_huff_decoder()
130 pdtbl = (d_derived_tbl **)(entropy->ac_derived_tbls) + actbl; in start_pass_huff_decoder()
133 entropy->saved.last_dc_val[ci] = 0; in start_pass_huff_decoder()
141 entropy->dc_cur_tbls[blkn] = entropy->dc_derived_tbls[compptr->dc_tbl_no]; in start_pass_huff_decoder()
142 entropy in start_pass_huff_decoder()
606 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; LOCAL() local
646 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; LOCAL() local
817 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; LOCAL() local
975 huff_entropy_ptr entropy = (huff_entropy_ptr)cinfo->entropy; METHODDEF() local
1017 huff_entropy_ptr entropy; jinit_huff_decoder() local
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/third_party/node/deps/openssl/openssl/crypto/rand/
H A Drand_pool.c66 size_t entropy) in ossl_rand_pool_attach()
86 pool->entropy = entropy; in ossl_rand_pool_attach()
124 * Return the |pool|'s entropy to the caller.
128 return pool->entropy; in ossl_rand_pool_entropy()
149 pool->entropy = 0; in ossl_rand_pool_detach()
165 * If |entropy_factor| bits contain 1 bit of entropy, how many bytes does one
166 * need to obtain at least |bits| bits of entropy?
173 * Checks whether the |pool|'s entropy is available to the caller.
174 * This is the case when entropy coun
65 ossl_rand_pool_attach(const unsigned char *buffer, size_t len, size_t entropy) ossl_rand_pool_attach() argument
305 ossl_rand_pool_add(RAND_POOL *pool, const unsigned char *buffer, size_t len, size_t entropy) ossl_rand_pool_add() argument
399 ossl_rand_pool_add_end(RAND_POOL *pool, size_t len, size_t entropy) ossl_rand_pool_add_end() argument
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/third_party/openssl/crypto/rand/
H A Drand_pool.c66 size_t entropy) in ossl_rand_pool_attach()
86 pool->entropy = entropy; in ossl_rand_pool_attach()
124 * Return the |pool|'s entropy to the caller.
128 return pool->entropy; in ossl_rand_pool_entropy()
149 pool->entropy = 0; in ossl_rand_pool_detach()
165 * If |entropy_factor| bits contain 1 bit of entropy, how many bytes does one
166 * need to obtain at least |bits| bits of entropy?
173 * Checks whether the |pool|'s entropy is available to the caller.
174 * This is the case when entropy coun
65 ossl_rand_pool_attach(const unsigned char *buffer, size_t len, size_t entropy) ossl_rand_pool_attach() argument
305 ossl_rand_pool_add(RAND_POOL *pool, const unsigned char *buffer, size_t len, size_t entropy) ossl_rand_pool_add() argument
399 ossl_rand_pool_add_end(RAND_POOL *pool, size_t len, size_t entropy) ossl_rand_pool_add_end() argument
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/third_party/openssl/ohos_lite/include/crypto/
H A Drand.h44 /* DRBG entropy callbacks. */
47 int entropy, size_t min_len, size_t max_len,
53 int entropy, size_t min_len, size_t max_len);
67 size_t entropy);
79 /* |entropy_factor| expresses how many bits of data contain 1 bit of entropy */
84 const unsigned char *buffer, size_t len, size_t entropy);
86 int rand_pool_add_end(RAND_POOL *pool, size_t len, size_t entropy);
90 * Add random bytes to the pool to acquire requested amount of entropy
93 * amount of entropy by polling platform specific entropy source
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/third_party/skia/third_party/externals/libwebp/src/dsp/
H A Dlossless_enc.c402 // Compute the combined Shanon's entropy for distribution {X} and {X+Y}
424 void VP8LBitEntropyInit(VP8LBitEntropy* const entropy) { in VP8LBitEntropyInit() argument
425 entropy->entropy = 0.; in VP8LBitEntropyInit()
426 entropy->sum = 0; in VP8LBitEntropyInit()
427 entropy->nonzeros = 0; in VP8LBitEntropyInit()
428 entropy->max_val = 0; in VP8LBitEntropyInit()
429 entropy->nonzero_code = VP8L_NON_TRIVIAL_SYM; in VP8LBitEntropyInit()
433 VP8LBitEntropy* const entropy) { in VP8LBitsEntropyUnrefined()
436 VP8LBitEntropyInit(entropy); in VP8LBitsEntropyUnrefined()
432 VP8LBitsEntropyUnrefined(const uint32_t* const array, int n, VP8LBitEntropy* const entropy) VP8LBitsEntropyUnrefined() argument
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H A Dlossless_enc_mips32.c225 // Gather info for the bit entropy. in GetEntropyUnrefinedHelper()
230 bit_entropy->entropy -= VP8LFastSLog2(*val_prev) * streak; in GetEntropyUnrefinedHelper()
262 bit_entropy->entropy += VP8LFastSLog2(bit_entropy->sum); in GetEntropyUnrefined_MIPS32()
268 VP8LBitEntropy* const entropy, in GetCombinedEntropyUnrefined_MIPS32()
275 VP8LBitEntropyInit(entropy); in GetCombinedEntropyUnrefined_MIPS32()
280 GetEntropyUnrefinedHelper(xy, i, &xy_prev, &i_prev, entropy, stats); in GetCombinedEntropyUnrefined_MIPS32()
283 GetEntropyUnrefinedHelper(0, i, &xy_prev, &i_prev, entropy, stats); in GetCombinedEntropyUnrefined_MIPS32()
285 entropy->entropy += VP8LFastSLog2(entropy in GetCombinedEntropyUnrefined_MIPS32()
265 GetCombinedEntropyUnrefined_MIPS32(const uint32_t X[], const uint32_t Y[], int length, VP8LBitEntropy* const entropy, VP8LStreaks* const stats) GetCombinedEntropyUnrefined_MIPS32() argument
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/third_party/mbedtls/programs/random/
H A Dgen_entropy.c25 #include "mbedtls/entropy.h"
44 mbedtls_entropy_context entropy; in main() local
57 mbedtls_entropy_init(&entropy); in main()
60 ret = mbedtls_entropy_func(&entropy, buf, sizeof(buf)); in main()
83 mbedtls_entropy_free(&entropy); in main()
H A Dgen_random_ctr_drbg.c26 #include "mbedtls/entropy.h"
48 mbedtls_entropy_context entropy; in main() local
63 mbedtls_entropy_init(&entropy); in main()
66 &entropy, in main()
115 mbedtls_entropy_free(&entropy); in main()
/third_party/mbedtls/library/
H A Dpsa_crypto_random_impl.h21 #include "mbedtls/entropy.h"
80 mbedtls_entropy_context entropy; member
112 * \param entropy An entropy context to read the seed from.
122 mbedtls_entropy_context *entropy, in mbedtls_psa_drbg_seed()
126 return mbedtls_ctr_drbg_seed(drbg_ctx, mbedtls_entropy_func, entropy, custom, len); in mbedtls_psa_drbg_seed()
129 return mbedtls_hmac_drbg_seed(drbg_ctx, md_info, mbedtls_entropy_func, entropy, custom, len); in mbedtls_psa_drbg_seed()
121 mbedtls_psa_drbg_seed(mbedtls_psa_drbg_context_t *drbg_ctx, mbedtls_entropy_context *entropy, const unsigned char *custom, size_t len) mbedtls_psa_drbg_seed() argument
/third_party/node/deps/openssl/openssl/include/crypto/
H A Drand_pool.h27 * RAND_POOL can store a random input which has a lousy entropy rate of
33 * of entropy required when no get_nonce() callback is defined.
64 * input from various entropy sources. It is the callers duty to 1) initialize
81 size_t entropy; /* current entropy count in bits */ member
82 size_t entropy_requested; /* requested entropy count in bits */
88 size_t entropy);
100 /* |entropy_factor| expresses how many bits of data contain 1 bit of entropy */
105 const unsigned char *buffer, size_t len, size_t entropy);
107 int ossl_rand_pool_add_end(RAND_POOL *pool, size_t len, size_t entropy);
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/third_party/openssl/include/crypto/
H A Drand_pool.h27 * RAND_POOL can store a random input which has a lousy entropy rate of
33 * of entropy required when no get_nonce() callback is defined.
64 * input from various entropy sources. It is the callers duty to 1) initialize
81 size_t entropy; /* current entropy count in bits */ member
82 size_t entropy_requested; /* requested entropy count in bits */
88 size_t entropy);
100 /* |entropy_factor| expresses how many bits of data contain 1 bit of entropy */
105 const unsigned char *buffer, size_t len, size_t entropy);
107 int ossl_rand_pool_add_end(RAND_POOL *pool, size_t len, size_t entropy);
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/third_party/mbedtls/port/src/
H A Dtls_client.c48 int MbedtlsClientInit(MbedTLSSession *session, void *entropy, size_t entropyLen) in MbedtlsClientInit() argument
50 if (session == NULL || entropy == NULL) { in MbedtlsClientInit()
57 mbedtls_entropy_init(&session->entropy); in MbedtlsClientInit()
59 int ret = mbedtls_ctr_drbg_seed(&session->ctr_drbg, mbedtls_entropy_func, &session->entropy, in MbedtlsClientInit()
60 (unsigned char *)entropy, entropyLen); in MbedtlsClientInit()
77 mbedtls_entropy_free(&session->entropy); in MbedtlsClientClose()
/third_party/skia/third_party/externals/abseil-cpp/absl/random/internal/
H A Dexplicit_seed_seq_test.cc103 // invocation of generate() only consuming half of the input-entropy, the same in TEST()
104 // entropy will be recycled for the next invocation. in TEST()
131 uint32_t entropy[4]; in TEST()
133 for (uint32_t& entry : entropy) { in TEST()
136 absl::random_internal::ExplicitSeedSeq seq_from_entropy(std::begin(entropy), in TEST()
137 std::end(entropy)); in TEST()
155 for (uint32_t& entry : entropy) { in TEST()
158 absl::random_internal::ExplicitSeedSeq another_seq(std::begin(entropy), in TEST()
159 std::end(entropy)); in TEST()
184 // Get seeds from seed-sequence constructed from entropy in TEST()
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/third_party/musl/porting/liteos_m/kernel/src/env/
H A D__stack_chk_fail.c7 void __init_ssp(void *entropy) in __init_ssp() argument
9 if (entropy) memcpy(&__stack_chk_guard, entropy, sizeof(uintptr_t)); in __init_ssp()
/third_party/musl/porting/uniproton/kernel/src/env/
H A D__stack_chk_fail.c7 void __init_ssp(void *entropy) in __init_ssp() argument
9 if (entropy) memcpy(&__stack_chk_guard, entropy, sizeof(uintptr_t)); in __init_ssp()
/third_party/musl/src/env/
H A D__stack_chk_fail.c7 void __init_ssp(void *entropy) in __init_ssp() argument
9 if (entropy) memcpy(&__stack_chk_guard, entropy, sizeof(uintptr_t)); in __init_ssp()
13 /* Sacrifice 8 bits of entropy on 64bit to prevent leaking/ in __init_ssp()
/third_party/mbedtls/programs/pkey/
H A Drsa_sign_pss.c28 #include "mbedtls/entropy.h"
43 mbedtls_entropy_context entropy; in main() local
51 mbedtls_entropy_init(&entropy); in main()
77 if ((ret = mbedtls_ctr_drbg_seed(&ctr_drbg, mbedtls_entropy_func, &entropy, in main()
152 mbedtls_entropy_free(&entropy); in main()
H A Dpk_decrypt.c17 #include "mbedtls/entropy.h"
45 mbedtls_entropy_context entropy; in main() local
53 mbedtls_entropy_init(&entropy); in main()
81 &entropy, (const unsigned char *) pers, in main()
137 mbedtls_entropy_free(&entropy); in main()
/third_party/mbedtls/programs/fuzz/
H A Dfuzz_dtlsclient.c7 #include "mbedtls/entropy.h"
39 mbedtls_entropy_context entropy; in LLVMFuzzerTestOneInput() local
60 mbedtls_entropy_init(&entropy); in LLVMFuzzerTestOneInput()
70 if (mbedtls_ctr_drbg_seed(&ctr_drbg, dummy_entropy, &entropy, in LLVMFuzzerTestOneInput()
123 mbedtls_entropy_free(&entropy); in LLVMFuzzerTestOneInput()

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