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author | deshevoy <deshevoy@yandex-team.ru> | 2022-02-10 16:46:57 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:46:57 +0300 |
commit | 28148f76dbfcc644d96427d41c92f36cbf2fdc6e (patch) | |
tree | b83306b6e37edeea782e9eed673d89286c4fef35 /contrib/libs/curl/lib/psl.c | |
parent | e988f30484abe5fdeedcc7a5d3c226c01a21800c (diff) | |
download | ydb-28148f76dbfcc644d96427d41c92f36cbf2fdc6e.tar.gz |
Restoring authorship annotation for <deshevoy@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/curl/lib/psl.c')
-rw-r--r-- | contrib/libs/curl/lib/psl.c | 218 |
1 files changed, 109 insertions, 109 deletions
diff --git a/contrib/libs/curl/lib/psl.c b/contrib/libs/curl/lib/psl.c index a04ce92b44..e46091863f 100644 --- a/contrib/libs/curl/lib/psl.c +++ b/contrib/libs/curl/lib/psl.c @@ -1,111 +1,111 @@ -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * +/*************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms + * + * This software is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms * are also available at https://curl.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -#include "curl_setup.h" - -#include <curl/curl.h> - -#ifdef USE_LIBPSL - -#include "psl.h" -#include "share.h" - -/* The last 3 #include files should be in this order */ -#include "curl_printf.h" -#include "curl_memory.h" -#include "memdebug.h" - -void Curl_psl_destroy(struct PslCache *pslcache) -{ - if(pslcache->psl) { - if(pslcache->dynamic) - psl_free((psl_ctx_t *) pslcache->psl); - pslcache->psl = NULL; - pslcache->dynamic = FALSE; - } -} - -static time_t now_seconds(void) -{ - struct curltime now = Curl_now(); - - return now.tv_sec; -} - -const psl_ctx_t *Curl_psl_use(struct Curl_easy *easy) -{ - struct PslCache *pslcache = easy->psl; - const psl_ctx_t *psl; - time_t now; - - if(!pslcache) - return NULL; - - Curl_share_lock(easy, CURL_LOCK_DATA_PSL, CURL_LOCK_ACCESS_SHARED); - now = now_seconds(); - if(!pslcache->psl || pslcache->expires <= now) { - /* Let a chance to other threads to do the job: avoids deadlock. */ - Curl_share_unlock(easy, CURL_LOCK_DATA_PSL); - - /* Update cache: this needs an exclusive lock. */ - Curl_share_lock(easy, CURL_LOCK_DATA_PSL, CURL_LOCK_ACCESS_SINGLE); - - /* Recheck in case another thread did the job. */ - now = now_seconds(); - if(!pslcache->psl || pslcache->expires <= now) { - bool dynamic = FALSE; - time_t expires = TIME_T_MAX; - -#if defined(PSL_VERSION_NUMBER) && PSL_VERSION_NUMBER >= 0x001000 - psl = psl_latest(NULL); - dynamic = psl != NULL; - /* Take care of possible time computation overflow. */ - expires = now < TIME_T_MAX - PSL_TTL? now + PSL_TTL: TIME_T_MAX; - - /* Only get the built-in PSL if we do not already have the "latest". */ - if(!psl && !pslcache->dynamic) -#endif - - psl = psl_builtin(); - - if(psl) { - Curl_psl_destroy(pslcache); - pslcache->psl = psl; - pslcache->dynamic = dynamic; - pslcache->expires = expires; - } - } - Curl_share_unlock(easy, CURL_LOCK_DATA_PSL); /* Release exclusive lock. */ - Curl_share_lock(easy, CURL_LOCK_DATA_PSL, CURL_LOCK_ACCESS_SHARED); - } - psl = pslcache->psl; - if(!psl) - Curl_share_unlock(easy, CURL_LOCK_DATA_PSL); - return psl; -} - -void Curl_psl_release(struct Curl_easy *easy) -{ - Curl_share_unlock(easy, CURL_LOCK_DATA_PSL); -} - -#endif /* USE_LIBPSL */ + * + * You may opt to use, copy, modify, merge, publish, distribute and/or sell + * copies of the Software, and permit persons to whom the Software is + * furnished to do so, under the terms of the COPYING file. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ***************************************************************************/ + +#include "curl_setup.h" + +#include <curl/curl.h> + +#ifdef USE_LIBPSL + +#include "psl.h" +#include "share.h" + +/* The last 3 #include files should be in this order */ +#include "curl_printf.h" +#include "curl_memory.h" +#include "memdebug.h" + +void Curl_psl_destroy(struct PslCache *pslcache) +{ + if(pslcache->psl) { + if(pslcache->dynamic) + psl_free((psl_ctx_t *) pslcache->psl); + pslcache->psl = NULL; + pslcache->dynamic = FALSE; + } +} + +static time_t now_seconds(void) +{ + struct curltime now = Curl_now(); + + return now.tv_sec; +} + +const psl_ctx_t *Curl_psl_use(struct Curl_easy *easy) +{ + struct PslCache *pslcache = easy->psl; + const psl_ctx_t *psl; + time_t now; + + if(!pslcache) + return NULL; + + Curl_share_lock(easy, CURL_LOCK_DATA_PSL, CURL_LOCK_ACCESS_SHARED); + now = now_seconds(); + if(!pslcache->psl || pslcache->expires <= now) { + /* Let a chance to other threads to do the job: avoids deadlock. */ + Curl_share_unlock(easy, CURL_LOCK_DATA_PSL); + + /* Update cache: this needs an exclusive lock. */ + Curl_share_lock(easy, CURL_LOCK_DATA_PSL, CURL_LOCK_ACCESS_SINGLE); + + /* Recheck in case another thread did the job. */ + now = now_seconds(); + if(!pslcache->psl || pslcache->expires <= now) { + bool dynamic = FALSE; + time_t expires = TIME_T_MAX; + +#if defined(PSL_VERSION_NUMBER) && PSL_VERSION_NUMBER >= 0x001000 + psl = psl_latest(NULL); + dynamic = psl != NULL; + /* Take care of possible time computation overflow. */ + expires = now < TIME_T_MAX - PSL_TTL? now + PSL_TTL: TIME_T_MAX; + + /* Only get the built-in PSL if we do not already have the "latest". */ + if(!psl && !pslcache->dynamic) +#endif + + psl = psl_builtin(); + + if(psl) { + Curl_psl_destroy(pslcache); + pslcache->psl = psl; + pslcache->dynamic = dynamic; + pslcache->expires = expires; + } + } + Curl_share_unlock(easy, CURL_LOCK_DATA_PSL); /* Release exclusive lock. */ + Curl_share_lock(easy, CURL_LOCK_DATA_PSL, CURL_LOCK_ACCESS_SHARED); + } + psl = pslcache->psl; + if(!psl) + Curl_share_unlock(easy, CURL_LOCK_DATA_PSL); + return psl; +} + +void Curl_psl_release(struct Curl_easy *easy) +{ + Curl_share_unlock(easy, CURL_LOCK_DATA_PSL); +} + +#endif /* USE_LIBPSL */ |