nss: move definition of NSS_ENTRYPOINT_BEGIN to nss-util.h
Then, also make nss modules parse $SYSTEMD_ASSERT_RETURN_IS_CRITICAL environment variable. This also moves nss-util.c and nss-util.h from src/basic/ to src/shared/, as they are not used by libsystemd.
This commit is contained in:
Yu Watanabe
@@ -1,273 +0,0 @@
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/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include <grp.h>
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#include <netdb.h>
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#include <nss.h>
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#include <pwd.h>
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#include <resolv.h>
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#define NSS_SIGNALS_BLOCK SIGALRM,SIGVTALRM,SIGPIPE,SIGCHLD,SIGTSTP,SIGIO,SIGHUP,SIGUSR1,SIGUSR2,SIGPROF,SIGURG,SIGWINCH
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#ifndef DEPRECATED_RES_USE_INET6
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# define DEPRECATED_RES_USE_INET6 0x00002000
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#endif
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#define NSS_GETHOSTBYNAME_PROTOTYPES(module) \
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enum nss_status _nss_##module##_gethostbyname4_r( \
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const char *name, \
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struct gaih_addrtuple **pat, \
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char *buffer, size_t buflen, \
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int *errnop, int *h_errnop, \
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int32_t *ttlp) _public_; \
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enum nss_status _nss_##module##_gethostbyname3_r( \
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const char *name, \
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int af, \
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struct hostent *host, \
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char *buffer, size_t buflen, \
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int *errnop, int *h_errnop, \
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int32_t *ttlp, \
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char **canonp) _public_; \
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enum nss_status _nss_##module##_gethostbyname2_r( \
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const char *name, \
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int af, \
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struct hostent *host, \
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char *buffer, size_t buflen, \
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int *errnop, int *h_errnop) _public_; \
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enum nss_status _nss_##module##_gethostbyname_r( \
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const char *name, \
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struct hostent *host, \
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char *buffer, size_t buflen, \
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int *errnop, int *h_errnop) _public_
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#define NSS_GETHOSTBYADDR_PROTOTYPES(module) \
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enum nss_status _nss_##module##_gethostbyaddr2_r( \
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const void* addr, socklen_t len, \
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int af, \
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struct hostent *host, \
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char *buffer, size_t buflen, \
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int *errnop, int *h_errnop, \
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int32_t *ttlp) _public_; \
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enum nss_status _nss_##module##_gethostbyaddr_r( \
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const void* addr, socklen_t len, \
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int af, \
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struct hostent *host, \
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char *buffer, size_t buflen, \
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int *errnop, int *h_errnop) _public_
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#define NSS_GETHOSTBYNAME_FALLBACKS(module) \
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enum nss_status _nss_##module##_gethostbyname2_r( \
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const char *name, \
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int af, \
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struct hostent *host, \
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char *buffer, size_t buflen, \
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int *errnop, int *h_errnop) { \
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return _nss_##module##_gethostbyname3_r( \
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name, \
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af, \
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host, \
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buffer, buflen, \
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errnop, h_errnop, \
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NULL, \
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NULL); \
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} \
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enum nss_status _nss_##module##_gethostbyname_r( \
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const char *name, \
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struct hostent *host, \
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char *buffer, size_t buflen, \
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int *errnop, int *h_errnop) { \
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enum nss_status ret = NSS_STATUS_NOTFOUND; \
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\
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if (_res.options & DEPRECATED_RES_USE_INET6) \
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ret = _nss_##module##_gethostbyname3_r( \
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name, \
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AF_INET6, \
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host, \
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buffer, buflen, \
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errnop, h_errnop, \
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NULL, \
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NULL); \
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if (ret == NSS_STATUS_NOTFOUND) \
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ret = _nss_##module##_gethostbyname3_r( \
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name, \
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AF_INET, \
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host, \
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buffer, buflen, \
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errnop, h_errnop, \
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NULL, \
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NULL); \
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return ret; \
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}
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#define NSS_GETHOSTBYADDR_FALLBACKS(module) \
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enum nss_status _nss_##module##_gethostbyaddr_r( \
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const void* addr, socklen_t len, \
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int af, \
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struct hostent *host, \
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char *buffer, size_t buflen, \
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int *errnop, int *h_errnop) { \
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return _nss_##module##_gethostbyaddr2_r( \
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addr, len, \
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af, \
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host, \
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buffer, buflen, \
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errnop, h_errnop, \
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NULL); \
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}
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#define NSS_GETPW_PROTOTYPES(module) \
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enum nss_status _nss_##module##_getpwnam_r( \
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const char *name, \
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struct passwd *pwd, \
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char *buffer, size_t buflen, \
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int *errnop) _public_; \
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enum nss_status _nss_##module##_getpwuid_r( \
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uid_t uid, \
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struct passwd *pwd, \
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char *buffer, size_t buflen, \
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int *errnop) _public_
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#define NSS_GETSP_PROTOTYPES(module) \
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enum nss_status _nss_##module##_getspnam_r( \
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const char *name, \
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struct spwd *spwd, \
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char *buffer, size_t buflen, \
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int *errnop) _public_
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#define NSS_GETSG_PROTOTYPES(module) \
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enum nss_status _nss_##module##_getsgnam_r( \
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const char *name, \
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struct sgrp *sgrp, \
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char *buffer, size_t buflen, \
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int *errnop) _public_
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#define NSS_GETGR_PROTOTYPES(module) \
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enum nss_status _nss_##module##_getgrnam_r( \
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const char *name, \
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struct group *gr, \
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char *buffer, size_t buflen, \
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int *errnop) _public_; \
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enum nss_status _nss_##module##_getgrgid_r( \
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gid_t gid, \
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struct group *gr, \
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char *buffer, size_t buflen, \
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int *errnop) _public_
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#define NSS_PWENT_PROTOTYPES(module) \
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enum nss_status _nss_##module##_endpwent( \
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void) _public_; \
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enum nss_status _nss_##module##_setpwent( \
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int stayopen) _public_; \
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enum nss_status _nss_##module##_getpwent_r( \
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struct passwd *result, \
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char *buffer, \
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size_t buflen, \
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int *errnop) _public_;
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#define NSS_SPENT_PROTOTYPES(module) \
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enum nss_status _nss_##module##_endspent( \
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void) _public_; \
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enum nss_status _nss_##module##_setspent( \
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int stayopen) _public_; \
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enum nss_status _nss_##module##_getspent_r( \
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struct spwd *spwd, \
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char *buffer, \
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size_t buflen, \
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int *errnop) _public_;
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#define NSS_GRENT_PROTOTYPES(module) \
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enum nss_status _nss_##module##_endgrent( \
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void) _public_; \
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enum nss_status _nss_##module##_setgrent( \
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int stayopen) _public_; \
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enum nss_status _nss_##module##_getgrent_r( \
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struct group *result, \
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char *buffer, \
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size_t buflen, \
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int *errnop) _public_;
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#define NSS_SGENT_PROTOTYPES(module) \
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enum nss_status _nss_##module##_endsgent( \
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void) _public_; \
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enum nss_status _nss_##module##_setsgent( \
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int stayopen) _public_; \
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enum nss_status _nss_##module##_getsgent_r( \
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struct sgrp *sgrp, \
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char *buffer, \
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size_t buflen, \
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int *errnop) _public_;
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#define NSS_INITGROUPS_PROTOTYPE(module) \
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enum nss_status _nss_##module##_initgroups_dyn( \
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const char *user, \
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gid_t group, \
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long *start, \
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long *size, \
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gid_t **groupsp, \
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long limit, \
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int *errnop) _public_;
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typedef enum nss_status (*_nss_gethostbyname4_r_t)(
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const char *name,
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struct gaih_addrtuple **pat,
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char *buffer, size_t buflen,
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int *errnop, int *h_errnop,
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int32_t *ttlp);
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typedef enum nss_status (*_nss_gethostbyname3_r_t)(
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const char *name,
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int af,
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struct hostent *result,
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char *buffer, size_t buflen,
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int *errnop, int *h_errnop,
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int32_t *ttlp,
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char **canonp);
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typedef enum nss_status (*_nss_gethostbyname2_r_t)(
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const char *name,
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int af,
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struct hostent *result,
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char *buffer, size_t buflen,
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int *errnop, int *h_errnop);
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typedef enum nss_status (*_nss_gethostbyname_r_t)(
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const char *name,
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struct hostent *result,
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char *buffer, size_t buflen,
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int *errnop, int *h_errnop);
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typedef enum nss_status (*_nss_gethostbyaddr2_r_t)(
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const void* addr, socklen_t len,
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int af,
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struct hostent *result,
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char *buffer, size_t buflen,
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int *errnop, int *h_errnop,
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int32_t *ttlp);
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typedef enum nss_status (*_nss_gethostbyaddr_r_t)(
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const void* addr, socklen_t len,
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int af,
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struct hostent *host,
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char *buffer, size_t buflen,
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int *errnop, int *h_errnop);
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typedef enum nss_status (*_nss_getpwnam_r_t)(
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const char *name,
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struct passwd *pwd,
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char *buffer, size_t buflen,
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int *errnop);
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typedef enum nss_status (*_nss_getpwuid_r_t)(
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uid_t uid,
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struct passwd *pwd,
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char *buffer, size_t buflen,
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int *errnop);
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typedef enum nss_status (*_nss_getgrnam_r_t)(
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const char *name,
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struct group *gr,
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char *buffer, size_t buflen,
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int *errnop);
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typedef enum nss_status (*_nss_getgrgid_r_t)(
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gid_t gid,
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struct group *gr,
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char *buffer, size_t buflen,
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int *errnop);
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