diff options
Diffstat (limited to 'app/nginx/src/os/unix/ngx_user.c')
-rw-r--r-- | app/nginx/src/os/unix/ngx_user.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/app/nginx/src/os/unix/ngx_user.c b/app/nginx/src/os/unix/ngx_user.c new file mode 100644 index 0000000..27c76ef --- /dev/null +++ b/app/nginx/src/os/unix/ngx_user.c @@ -0,0 +1,90 @@ + +/* + * Copyright (C) Igor Sysoev + * Copyright (C) Nginx, Inc. + */ + + +#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_HAVE_GNU_CRYPT_R) + +ngx_int_t +ngx_libc_crypt(ngx_pool_t *pool, u_char *key, u_char *salt, u_char **encrypted) +{ + char *value; + size_t len; + struct crypt_data cd; + + cd.initialized = 0; +#ifdef __GLIBC__ + /* work around the glibc bug */ + cd.current_salt[0] = ~salt[0]; +#endif + + value = crypt_r((char *) key, (char *) salt, &cd); + + if (value) { + len = ngx_strlen(value) + 1; + + *encrypted = ngx_pnalloc(pool, len); + if (*encrypted == NULL) { + return NGX_ERROR; + } + + ngx_memcpy(*encrypted, value, len); + return NGX_OK; + } + + ngx_log_error(NGX_LOG_CRIT, pool->log, ngx_errno, "crypt_r() failed"); + + return NGX_ERROR; +} + +#else + +ngx_int_t +ngx_libc_crypt(ngx_pool_t *pool, u_char *key, u_char *salt, u_char **encrypted) +{ + char *value; + size_t len; + ngx_err_t err; + + value = crypt((char *) key, (char *) salt); + + if (value) { + len = ngx_strlen(value) + 1; + + *encrypted = ngx_pnalloc(pool, len); + if (*encrypted == NULL) { + return NGX_ERROR; + } + + ngx_memcpy(*encrypted, value, len); + return NGX_OK; + } + + err = ngx_errno; + + ngx_log_error(NGX_LOG_CRIT, pool->log, err, "crypt() failed"); + + return NGX_ERROR; +} + +#endif + +#endif /* NGX_CRYPT */ |