/* $NetBSD: irp_ng.c,v 1.1.1.2 2012/09/09 16:07:59 christos Exp $ */ /* * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC") * Copyright (c) 1996, 1998 by Internet Software Consortium. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #if !defined(LINT) && !defined(CODECENTER) static const char rcsid[] = "Id: irp_ng.c,v 1.4 2006/12/07 04:46:27 marka Exp "; #endif /* Imports */ #include "port_before.h" #include #include #include #include #include #include #include #include #include #include #include "irs_p.h" #include "irp_p.h" #include "port_after.h" /* Definitions */ struct pvt { struct irp_p *girpdata; int warned; }; /* Forward */ static void ng_rewind(struct irs_ng *, const char*); static void ng_close(struct irs_ng *); static int ng_next(struct irs_ng *, const char **, const char **, const char **); static int ng_test(struct irs_ng *, const char *, const char *, const char *, const char *); static void ng_minimize(struct irs_ng *); /* Public */ /*% * Intialize the irp netgroup module. * */ struct irs_ng * irs_irp_ng(struct irs_acc *this) { struct irs_ng *ng; struct pvt *pvt; if (!(ng = memget(sizeof *ng))) { errno = ENOMEM; return (NULL); } memset(ng, 0x5e, sizeof *ng); if (!(pvt = memget(sizeof *pvt))) { memput(ng, sizeof *ng); errno = ENOMEM; return (NULL); } memset(pvt, 0, sizeof *pvt); pvt->girpdata = this->private; ng->private = pvt; ng->close = ng_close; ng->next = ng_next; ng->test = ng_test; ng->rewind = ng_rewind; ng->minimize = ng_minimize; return (ng); } /* Methods */ /* * void ng_close(struct irs_ng *this) * */ static void ng_close(struct irs_ng *this) { struct pvt *pvt = (struct pvt *)this->private; ng_minimize(this); memput(pvt, sizeof *pvt); memput(this, sizeof *this); } /* * void ng_rewind(struct irs_ng *this, const char *group) * * */ static void ng_rewind(struct irs_ng *this, const char *group) { struct pvt *pvt = (struct pvt *)this->private; char text[256]; int code; if (irs_irp_connection_setup(pvt->girpdata, &pvt->warned) != 0) { return; } if (irs_irp_send_command(pvt->girpdata, "setnetgrent %s", group) != 0) { return; } code = irs_irp_read_response(pvt->girpdata, text, sizeof text); if (code != IRPD_GETNETGR_SETOK) { if (irp_log_errors) { syslog(LOG_WARNING, "setnetgrent(%s) failed: %s", group, text); } } return; } /* * Get the next netgroup item from the cache. * */ static int ng_next(struct irs_ng *this, const char **host, const char **user, const char **domain) { struct pvt *pvt = (struct pvt *)this->private; int code; char *body = NULL; size_t bodylen; int rval = 0; char text[256]; if (irs_irp_connection_setup(pvt->girpdata, &pvt->warned) != 0) { return (0); } if (irs_irp_send_command(pvt->girpdata, "getnetgrent") != 0) return (0); if (irs_irp_get_full_response(pvt->girpdata, &code, text, sizeof text, &body, &bodylen) != 0) { return (0); } if (code == IRPD_GETNETGR_OK) { if (irp_unmarshall_ng(host, user, domain, body) == 0) { rval = 1; } } if (body != NULL) { memput(body, bodylen); } return (rval); } /* * Search for a match in a netgroup. * */ static int ng_test(struct irs_ng *this, const char *name, const char *host, const char *user, const char *domain) { struct pvt *pvt = (struct pvt *)this->private; char *body = NULL; size_t bodylen = 0; int code; char text[256]; int rval = 0; UNUSED(name); if (irs_irp_connection_setup(pvt->girpdata, &pvt->warned) != 0) { return (0); } if (irp_marshall_ng(host, user, domain, &body, &bodylen) != 0) { return (0); } if (irs_irp_send_command(pvt->girpdata, "innetgr %s", body) == 0) { code = irs_irp_read_response(pvt->girpdata, text, sizeof text); if (code == IRPD_GETNETGR_MATCHES) { rval = 1; } } memput(body, bodylen); return (rval); } /* * void ng_minimize(struct irs_ng *this) * */ static void ng_minimize(struct irs_ng *this) { struct pvt *pvt = (struct pvt *)this->private; irs_irp_disconnect(pvt->girpdata); } /* Private */ /*! \file */