Mercurial > hg > nginx
view src/os/unix/ngx_user.c @ 507:cd3117ad9aab release-0.1.28
nginx-0.1.28-RELEASE import
*) Bugfix: nginx hogs CPU while proxying the huge files.
*) Bugfix: nginx could not be built by gcc 4.0 on Linux.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 08 Apr 2005 15:18:55 +0000 |
parents | b1648294f693 |
children | 9b8c906f6e63 |
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/* * Copyright (C) Igor Sysoev */ #include <ngx_config.h> #include <ngx_core.h> /* * Solaris has thread-safe crypt() * Linux has crypt_r(); "struct crypt_data" is more than 128K * FreeBSD needs the mutex to protect crypt() * * TODO: * ngx_crypt_init() to init mutex */ #if (NGX_CRYPT) #if (NGX_LINUX) ngx_int_t ngx_crypt(ngx_pool_t *pool, u_char *key, u_char *salt, u_char **encrypted) { char *value; size_t len; struct crypt_data cd; value = crypt_r((char *) key, (char *) salt, &cd); if (value) { len = ngx_strlen(value); *encrypted = ngx_palloc(pool, len); if (*encrypted) { ngx_memcpy(*encrypted, value, len + 1); return NGX_OK; } } return NGX_ERROR; } #else ngx_int_t ngx_crypt(ngx_pool_t *pool, u_char *key, u_char *salt, u_char **encrypted) { char *value; size_t len; ngx_int_t rc; #if (NGX_THREADS && NGX_NONREENTRANT_CRYPT) /* crypt() is a time consuming funtion, so we only try to lock */ if (ngx_mutex_trylock(ngx_crypt_mutex) != NGX_OK) { return NGX_AGAIN; } #endif rc = NGX_ERROR; value = crypt((char *) key, (char *) salt); if (value) { len = ngx_strlen(value); *encrypted = ngx_palloc(pool, len); if (*encrypted) { ngx_memcpy(*encrypted, value, len + 1); rc = NGX_OK; } } #if (NGX_THREADS && NGX_NONREENTRANT_CRYPT) ngx_mutex_unlock(ngx_crypt_mutex); #endif return rc; } #endif #endif /* NGX_CRYPT */