/*
+ * $Id: auth.c,v 1.39 2002-11-26 08:22:37 didg Exp $
+ *
* Copyright (c) 1990,1993 Regents of The University of Michigan.
* All Rights Reserved. See COPYRIGHT.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
+#endif /* HAVE_CONFIG_H */
#include <stdio.h>
#include <stdlib.h>
+#include <errno.h>
+#ifdef HAVE_UNISTD_H
#include <unistd.h>
+#endif /* HAVE_UNISTD_H */
#include <sys/types.h>
#include <sys/param.h>
#include <sys/stat.h>
#ifdef SHADOWPW
#include <shadow.h>
-#endif
+#endif /* SHADOWPW */
#include <pwd.h>
#include <grp.h>
-#include <syslog.h>
+#include <atalk/logger.h>
+
+#ifdef TRU64
+#include <netdb.h>
+#include <arpa/inet.h>
+#include <sia.h>
+#include <siad.h>
+
+extern void afp_get_cmdline( int *ac, char ***av );
+#endif /* TRU64 */
#include "globals.h"
#include "auth.h"
#include "switch.h"
#include "status.h"
+#include "fork.h"
+
int afp_version = 11;
+static int afp_version_index;
+
uid_t uuid;
#if defined( __svr4__ ) && !defined( NGROUPS )
#define NGROUPS NGROUPS_MAX
-#endif __svr4__ NGROUPS
+#endif /* __svr4__ NGROUPS */
#if defined( sun ) && !defined( __svr4__ ) || defined( ultrix )
int groups[ NGROUPS ];
-#else sun __svr4__ ultrix
+#else /* sun __svr4__ ultrix */
#if defined( __svr4__ ) && !defined( NGROUPS )
#define NGROUPS NGROUPS_MAX
-#endif __svr4__ NGROUPS
+#endif /* __svr4__ NGROUPS */
gid_t groups[ NGROUPS ];
-#endif sun ultrix
+#endif /* sun ultrix */
int ngroups;
/*
* These numbers are scattered throughout the code.
*/
static struct afp_versions afp_versions[] = {
- { "AFPVersion 1.1", 11 },
- { "AFPVersion 2.0", 20 },
- { "AFPVersion 2.1", 21 },
- { "AFP2.2", 22 }
-};
+ { "AFPVersion 1.1", 11 },
+ { "AFPVersion 2.0", 20 },
+ { "AFPVersion 2.1", 21 },
+ { "AFP2.2", 22 },
+#ifdef AFP3x
+ { "AFPX03", 30 },
+ { "AFP3.1", 31 }
+#endif
+ };
static struct uam_mod uam_modules = {NULL, NULL, &uam_modules, &uam_modules};
static struct uam_obj uam_login = {"", "", 0, {{NULL}}, &uam_login,
- &uam_login};
-static struct uam_obj uam_changepw = {"", "", 0, {{NULL}}, &uam_changepw,
- &uam_changepw};
+ &uam_login};
+static struct uam_obj uam_changepw = {"", "", 0, {{NULL}}, &uam_changepw,
+ &uam_changepw};
static struct uam_obj *afp_uam = NULL;
-/* Variables for CAP style printer authentication */
-#ifdef CAPDIR
-extern int addr_net, addr_node, addr_uid;
-extern char addr_name[32];
-#endif /* CAPDIR */
-
void status_versions( data )
- char *data;
+char *data;
{
char *start = data;
u_int16_t status;
data += ntohs( status );
*data++ = num;
for ( i = 0; i < num; i++ ) {
- len = strlen( afp_versions[ i ].av_name );
- *data++ = len;
- memcpy( data, afp_versions[ i ].av_name , len );
- data += len;
+ len = strlen( afp_versions[ i ].av_name );
+ *data++ = len;
+ memcpy( data, afp_versions[ i ].av_name , len );
+ data += len;
}
status = htons( data - start );
memcpy(start + AFPSTATUS_UAMSOFF, &status, sizeof(status));
memcpy(&status, start + AFPSTATUS_UAMSOFF, sizeof(status));
uams = &uam_login;
while ((uams = uams->uam_prev) != &uam_login) {
- if (strstr(authlist, uams->uam_path))
- num++;
+ if (strstr(authlist, uams->uam_path))
+ num++;
}
data += ntohs( status );
*data++ = num;
while ((uams = uams->uam_prev) != &uam_login) {
- if (strstr(authlist, uams->uam_path)) {
- syslog(LOG_INFO, "uam: \"%s\" available", uams->uam_name);
- len = strlen( uams->uam_name);
- *data++ = len;
- memcpy( data, uams->uam_name, len );
- data += len;
- }
+ if (strstr(authlist, uams->uam_path)) {
+ LOG(log_info, logtype_afpd, "uam: \"%s\" available", uams->uam_name);
+ len = strlen( uams->uam_name);
+ *data++ = len;
+ memcpy( data, uams->uam_name, len );
+ data += len;
+ }
}
/* icon offset */
* by the afp_* functions. */
static int send_reply(const AFPObj *obj, const int err)
{
- if ((err == AFP_OK) || (err == AFPERR_AUTHCONT))
- return err;
+ if ((err == AFP_OK) || (err == AFPERR_AUTHCONT))
+ return err;
- obj->reply(obj->handle, err);
- obj->exit(0);
+ obj->reply(obj->handle, err);
+ obj->exit(0);
+
+ return AFP_OK;
}
static int login(AFPObj *obj, struct passwd *pwd, void (*logout)(void))
{
-#ifdef CAPDIR
- char nodename[256];
- FILE *fp;
-#endif /* CAPDIR */
#ifdef ADMIN_GRP
int admin = 0;
- struct afp_options *options = &obj->options;
-#endif ADMIN_GRP
+#endif /* ADMIN_GRP */
/* UAM had syslog control; afpd needs to reassert itself */
- openlog( "afpd", LOG_NDELAY|LOG_PID, LOG_DAEMON);
+ set_processname("afpd");
+ syslog_setup(log_debug, logtype_default, logoption_ndelay|logoption_pid, logfacility_daemon);
if ( pwd->pw_uid == 0 ) { /* don't allow root login */
- syslog( LOG_ERR, "login: root login denied!" );
- return AFPERR_NOTAUTH;
+ LOG(log_error, logtype_afpd, "login: root login denied!" );
+ return AFPERR_NOTAUTH;
}
- syslog( LOG_INFO, "login %s (uid %d, gid %d)", pwd->pw_name,
- pwd->pw_uid, pwd->pw_gid );
-
-#ifdef CAPDIR
- if(addr_net && addr_node) { /* Do we have a valid Appletalk address? */
- addr_uid = pwd->pw_uid;
- strncpy(addr_name, pwd->pw_name, 32);
- sprintf(nodename, "%s/net%d.%dnode%d", CAPDIR, addr_net / 256, addr_net % 256, addr_node);
- syslog (LOG_INFO, "registering %s (uid %d) on %u.%u as %s",
- addr_name, addr_uid, addr_net, addr_node, nodename);
- fp = fopen(nodename, "w");
- fprintf(fp, "%s\n", addr_name);
- fclose(fp);
- }
-#endif /* CAPDIR */
+ LOG(log_info, logtype_afpd, "login %s (uid %d, gid %d) %s", pwd->pw_name,
+ pwd->pw_uid, pwd->pw_gid , afp_versions[afp_version_index]);
+
+ if (obj->proto == AFPPROTO_ASP) {
+ ASP asp = obj->handle;
+ int addr_net = ntohs( asp->asp_sat.sat_addr.s_net );
+ int addr_node = asp->asp_sat.sat_addr.s_node;
+
+ if (obj->options.authprintdir) {
+ if(addr_net && addr_node) { /* Do we have a valid Appletalk address? */
+ char nodename[256];
+ FILE *fp;
+ int mypid = getpid();
+ struct stat stat_buf;
+
+ sprintf(nodename, "%s/net%d.%dnode%d", obj->options.authprintdir,
+ addr_net / 256, addr_net % 256, addr_node);
+ LOG(log_info, logtype_afpd, "registering %s (uid %d) on %u.%u as %s",
+ pwd->pw_name, pwd->pw_uid, addr_net, addr_node, nodename);
+
+ if (stat(nodename, &stat_buf) == 0) { /* file exists */
+ if (S_ISREG(stat_buf.st_mode)) { /* normal file */
+ unlink(nodename);
+ fp = fopen(nodename, "w");
+ fprintf(fp, "%s:%d\n", pwd->pw_name, mypid);
+ fclose(fp);
+ chown( nodename, pwd->pw_uid, -1 );
+ } else { /* somebody is messing with us */
+ LOG(log_error, logtype_afpd, "print authfile %s is not a normal file, it will not be modified", nodename );
+ }
+ } else { /* file 'nodename' does not exist */
+ fp = fopen(nodename, "w");
+ fprintf(fp, "%s:%d\n", pwd->pw_name, mypid);
+ fclose(fp);
+ chown( nodename, pwd->pw_uid, -1 );
+ }
+ } /* if (addr_net && addr_node ) */
+ } /* if (options->authprintdir) */
+ } /* if (obj->proto == AFPPROTO_ASP) */
if (initgroups( pwd->pw_name, pwd->pw_gid ) < 0) {
#ifdef RUN_AS_USER
- syslog(LOG_INFO, "running with uid %d", geteuid());
-#else
- syslog(LOG_ERR, "login: %m");
- return AFPERR_BADUAM;
-#endif
+ LOG(log_info, logtype_afpd, "running with uid %d", geteuid());
+#else /* RUN_AS_USER */
+ LOG(log_error, logtype_afpd, "login: %s", strerror(errno));
+ return AFPERR_BADUAM;
+#endif /* RUN_AS_USER */
}
/* Basically if the user is in the admin group, we stay root */
if (( ngroups = getgroups( NGROUPS, groups )) < 0 ) {
- syslog( LOG_ERR, "login: getgroups: %m" );
- return AFPERR_BADUAM;
+ LOG(log_error, logtype_afpd, "login: getgroups: %s", strerror(errno) );
+ return AFPERR_BADUAM;
}
#ifdef ADMIN_GRP
#ifdef DEBUG
- syslog(LOG_INFO, "options->admingid == %d", options->admingid);
-#endif DEBUG
- if (options->admingid != 0) {
- int i;
- for (i = 0; i < ngroups; i++) {
- if (groups[i] == options->admingid) admin = 1;
+ LOG(log_info, logtype_afpd, "obj->options.admingid == %d", obj->options.admingid);
+#endif /* DEBUG */
+ if (obj->options.admingid != 0) {
+ int i;
+ for (i = 0; i < ngroups; i++) {
+ if (groups[i] == obj->options.admingid) admin = 1;
}
}
- if (admin) syslog( LOG_INFO, "admin login -- %s", pwd->pw_name );
+ if (admin) LOG(log_info, logtype_afpd, "admin login -- %s", pwd->pw_name );
if (!admin)
-#endif
- if (setegid( pwd->pw_gid ) < 0 || seteuid( pwd->pw_uid ) < 0) {
- syslog( LOG_ERR, "login: %m" );
- return AFPERR_BADUAM;
- }
+#endif /* DEBUG */
+#ifdef TRU64
+ {
+ struct DSI *dsi = obj->handle;
+ struct hostent *hp;
+ char *clientname;
+ int argc;
+ char **argv;
+ char hostname[256];
+
+ afp_get_cmdline( &argc, &argv );
+
+ hp = gethostbyaddr( (char *) &dsi->client.sin_addr,
+ sizeof( struct in_addr ),
+ dsi->client.sin_family );
+
+ if( hp )
+ clientname = hp->h_name;
+ else
+ clientname = inet_ntoa( dsi->client.sin_addr );
+
+ sprintf( hostname, "%s@%s", pwd->pw_name, clientname );
+
+ if( sia_become_user( NULL, argc, argv, hostname, pwd->pw_name,
+ NULL, FALSE, NULL, NULL,
+ SIA_BEU_REALLOGIN ) != SIASUCCESS )
+ return AFPERR_BADUAM;
+
+ LOG(log_info, logtype_afpd, "session from %s (%s)", hostname,
+ inet_ntoa( dsi->client.sin_addr ) );
+ if (setegid( pwd->pw_gid ) < 0 || seteuid( pwd->pw_uid ) < 0) {
+ LOG(log_error, logtype_afpd, "login: %s", strerror(errno) );
+ return AFPERR_BADUAM;
+ }
+ }
+#else /* TRU64 */
+#if 0
+ if (setregid(pwd->pw_gid, pwd->pw_gid ) < 0 || setreuid(pwd->pw_uid,pwd->pw_uid ) < 0) {
+#endif
+ if (setegid( pwd->pw_gid ) < 0 || seteuid( pwd->pw_uid ) < 0) {
+ LOG(log_error, logtype_afpd, "login: %s", strerror(errno) );
+ return AFPERR_BADUAM;
+ }
+#endif /* TRU64 */
- /* There's probably a better way to do this, but for now, we just
- play root */
+ /* There's probably a better way to do this, but for now, we just
+ play root */
#ifdef ADMIN_GRP
if (admin) uuid = 0;
else
-#endif ADMIN_GRP
- uuid = pwd->pw_uid;
+#endif /* ADMIN_GRP */
+ uuid = pwd->pw_uid;
afp_switch = postauth_switch;
+ switch (afp_version) {
+ case 31:
+ uam_afpserver_action(AFP_ENUMERATE_EXT2, UAM_AFPSERVER_POSTAUTH, afp_enumerate_ext2, NULL);
+ case 30:
+ uam_afpserver_action(AFP_ENUMERATE_EXT, UAM_AFPSERVER_POSTAUTH, afp_enumerate_ext, NULL);
+ uam_afpserver_action(AFP_BYTELOCK_EXT, UAM_AFPSERVER_POSTAUTH, afp_bytelock_ext, NULL);
+ /* catsearch_ext uses the same packet as catsearch FIXME double check this, it wasn't true for enue
+ enumerate_ext */
+ uam_afpserver_action(AFP_CATSEARCH_EXT, UAM_AFPSERVER_POSTAUTH, afp_catsearch, NULL);
+ uam_afpserver_action(AFP_GETSESSTOKEN, UAM_AFPSERVER_POSTAUTH, afp_getsession, NULL);
+ uam_afpserver_action(AFP_DISCTOLDSESS, UAM_AFPSERVER_POSTAUTH, afp_disconnect, NULL);
+ uam_afpserver_action(AFP_READ_EXT, UAM_AFPSERVER_POSTAUTH, afp_read_ext, NULL);
+ uam_afpserver_action(AFP_WRITE_EXT, UAM_AFPSERVER_POSTAUTH, afp_write_ext, NULL);
+ break;
+ }
obj->logout = logout;
+#ifdef FORCE_UIDGID
+ obj->force_uid = 1;
+ save_uidgid ( &obj->uidgid );
+#endif
+
return( AFP_OK );
}
-int afp_login(obj, ibuf, ibuflen, rbuf, rbuflen )
- AFPObj *obj;
- char *ibuf, *rbuf;
- int ibuflen, *rbuflen;
+/* ---------------------- */
+int afp_getsession(obj, ibuf, ibuflen, rbuf, rbuflen )
+AFPObj *obj;
+char *ibuf, *rbuf;
+unsigned int ibuflen, *rbuflen;
{
- struct passwd *pwd = NULL;
- int len, i, num;
+ u_int16_t type;
+ u_int32_t idlen;
+
+ u_int16_t tklen; /* FIXME: spec u_int32_t? */
+ pid_t token;
*rbuflen = 0;
- if ( nologin & 1)
- return send_reply(obj, AFPERR_SHUTDOWN );
+ ibuf += 2;
+ ibuflen -= 2;
+
+ memcpy(&type, ibuf, sizeof(type));
+ type = ntohs(type);
+ ibuf += sizeof(type);
+ ibuflen -= sizeof(type);
+ /*
+ *
+ */
+ switch (type) {
+ case 0: /* old version ?*/
+ break;
+ case 1: /* disconnect */
+ case 2: /* reconnect update id */
+ if (ibuflen >= sizeof(idlen)) {
+ memcpy(&idlen, ibuf, sizeof(idlen));
+ idlen = ntohl(idlen);
+ ibuf += sizeof(idlen);
+ ibuflen -= sizeof(idlen);
+ if (ibuflen < idlen) {
+ return AFPERR_PARAM;
+ }
+ /* memcpy (id, ibuf, idlen) */
+ }
+ break;
+ }
+ *rbuflen = sizeof(type);
+ type = htons(type);
+ memcpy(rbuf, &type, sizeof(type));
+ rbuf += sizeof(type);
+
+ *rbuflen += sizeof(tklen);
+ tklen = htons(sizeof(pid_t));
+ memcpy(rbuf, &tklen, sizeof(tklen));
+ rbuf += sizeof(tklen);
+
+ *rbuflen += sizeof(pid_t);
+ token = getpid();
+ memcpy(rbuf, &token, sizeof(pid_t));
+ return AFP_OK;
+}
+
+/* ---------------------- */
+int afp_disconnect(obj, ibuf, ibuflen, rbuf, rbuflen )
+AFPObj *obj;
+char *ibuf, *rbuf;
+int ibuflen, *rbuflen;
+{
+ u_int16_t type;
+
+ u_int32_t tklen;
+ pid_t token;
+
+ *rbuflen = 0;
+ ibuf += 2;
+
+ memcpy(&type, ibuf, sizeof(type));
+ type = ntohs(type);
+ ibuf += sizeof(type);
+
+ memcpy(&tklen, ibuf, sizeof(tklen));
+ tklen = ntohl(tklen);
+ ibuf += sizeof(tklen);
+
+ if (tklen != sizeof(pid_t)) {
+ return AFPERR_MISC;
+ }
+ memcpy(&token, ibuf, tklen);
+ /* killed old session, not easy */
+ return AFP_OK;
+}
+
+/* ---------------------- */
+static int get_version(obj, ibuf, ibuflen, len)
+AFPObj *obj;
+char *ibuf;
+int ibuflen;
+int len;
+{
+ int num,i;
+
+ if (!len || len > ibuflen)
+ return AFPERR_BADVERS;
- ibuf++;
- len = (unsigned char) *ibuf++;
num = sizeof( afp_versions ) / sizeof( afp_versions[ 0 ]);
for ( i = 0; i < num; i++ ) {
- if ( strncmp( ibuf, afp_versions[ i ].av_name , len ) == 0 ) {
- afp_version = afp_versions[ i ].av_number;
- break;
- }
+ if ( strncmp( ibuf, afp_versions[ i ].av_name , len ) == 0 ) {
+ afp_version = afp_versions[ i ].av_number;
+ afp_version_index = i;
+ break;
+ }
}
if ( i == num ) /* An inappropo version */
- return send_reply(obj, AFPERR_BADVERS );
+ return AFPERR_BADVERS ;
+
+ if (afp_version >= 30 && obj->proto != AFPPROTO_DSI)
+ return AFPERR_BADVERS ;
+
+ return 0;
+}
+
+/* ---------------------- */
+int afp_login(obj, ibuf, ibuflen, rbuf, rbuflen )
+AFPObj *obj;
+char *ibuf, *rbuf;
+int ibuflen, *rbuflen;
+{
+ struct passwd *pwd = NULL;
+ int len, i;
+
+ *rbuflen = 0;
+
+ if ( nologin & 1)
+ return send_reply(obj, AFPERR_SHUTDOWN );
+
+ if (ibuflen <= 1)
+ return send_reply(obj, AFPERR_BADVERS );
+
+ ibuf++;
+ len = (unsigned char) *ibuf++;
+ ibuflen -= 2;
+
+ i = get_version(obj, ibuf, ibuflen, len);
+ if (i)
+ return send_reply(obj, i );
+
ibuf += len;
+ ibuflen -= len;
+
+ if (ibuflen <= 1)
+ return send_reply(obj, AFPERR_BADUAM);
len = (unsigned char) *ibuf++;
+ ibuflen--;
+
+ if (!len || len > ibuflen)
+ return send_reply(obj, AFPERR_BADUAM);
+
if ((afp_uam = auth_uamfind(UAM_SERVER_LOGIN, ibuf, len)) == NULL)
- return send_reply(obj, AFPERR_BADUAM);
+ return send_reply(obj, AFPERR_BADUAM);
ibuf += len;
+ ibuflen -= len;
i = afp_uam->u.uam_login.login(obj, &pwd, ibuf, ibuflen, rbuf, rbuflen);
- if (i || !pwd)
- return send_reply(obj, i);
+ if (i || !pwd)
+ return send_reply(obj, i);
return send_reply(obj, login(obj, pwd, afp_uam->u.uam_login.logout));
}
+/* ---------------------- */
+int afp_login_ext(obj, ibuf, ibuflen, rbuf, rbuflen )
+AFPObj *obj;
+char *ibuf, *rbuf;
+unsigned int ibuflen, *rbuflen;
+{
+ struct passwd *pwd = NULL;
+ unsigned int len;
+ int i;
+ char type;
+ u_int16_t len16;
+ char *username;
+
+ *rbuflen = 0;
+
+ if ( nologin & 1)
+ return send_reply(obj, AFPERR_SHUTDOWN );
+
+ if (ibuflen <= 4)
+ return send_reply(obj, AFPERR_BADVERS );
+
+ ibuf++;
+ ibuf++; /* pad */
+ ibuf +=2; /* flag */
+
+ len = (unsigned char) *ibuf;
+ ibuf++;
+ ibuflen -= 5;
+
+ i = get_version(obj, ibuf, ibuflen, len);
+ if (i)
+ return send_reply(obj, i );
+
+ ibuf += len;
+ ibuflen -= len;
+
+ if (ibuflen <= 1)
+ return send_reply(obj, AFPERR_BADUAM);
+
+ len = (unsigned char) *ibuf;
+ ibuf++;
+ ibuflen--;
+
+ if (!len || len > ibuflen)
+ return send_reply(obj, AFPERR_BADUAM);
+
+ if ((afp_uam = auth_uamfind(UAM_SERVER_LOGIN, ibuf, len)) == NULL)
+ return send_reply(obj, AFPERR_BADUAM);
+ ibuf += len;
+ ibuflen -= len;
+
+ if (!afp_uam->u.uam_login.login_ext) {
+ LOG(log_error, logtype_afpd, "login_ext: uam %s not AFP 3 ready!", afp_uam->uam_name );
+ return send_reply(obj, AFPERR_BADUAM);
+ }
+ /* user name */
+ if (len <= 1 +sizeof(len16))
+ return send_reply(obj, AFPERR_PARAM);
+ type = *ibuf;
+ username = ibuf;
+ ibuf++;
+ ibuflen--;
+ if (type != 3)
+ return send_reply(obj, AFPERR_PARAM);
+
+ memcpy(&len16, ibuf, sizeof(len16));
+ ibuf += sizeof(len16);
+ ibuflen -= sizeof(len16);
+ len = ntohs(len16);
+ if (len > ibuflen)
+ return send_reply(obj, AFPERR_PARAM);
+ ibuf += len;
+ ibuflen -= len;
+
+ /* directory service name */
+ if (!ibuflen)
+ return send_reply(obj, AFPERR_PARAM);
+ type = *ibuf;
+ ibuf++;
+ ibuflen--;
+
+ switch(type) {
+ case 1:
+ case 2:
+ if (!ibuflen)
+ return send_reply(obj, AFPERR_PARAM);
+ len = (unsigned char) *ibuf;
+ ibuf++;
+ ibuflen--;
+ break;
+ case 3:
+ if (ibuflen <= sizeof(len16))
+ return send_reply(obj, AFPERR_PARAM);
+
+ memcpy(&len16, ibuf, sizeof(len16));
+ ibuf += sizeof(len16);
+ ibuflen -= sizeof(len16);
+ len = ntohs(len16);
+ break;
+ default:
+ return send_reply(obj, AFPERR_PARAM);
+ }
+ if (len != 0) {
+ LOG(log_error, logtype_afpd, "login_ext: directory service path not null!" );
+ return send_reply(obj, AFPERR_PARAM);
+ }
+ ibuf += len;
+ ibuflen -= len;
+
+ if (!ibuflen )
+ return send_reply(obj, AFPERR_PARAM);
+
+ /* Pad */
+ if ((unsigned long) ibuf & 1) { /* pad character */
+ ibuf++;
+ ibuflen--;
+ }
+
+ /* FIXME user name are in unicode */
+ i = afp_uam->u.uam_login.login_ext(obj, username, &pwd, ibuf, ibuflen, rbuf, rbuflen);
+ if (i || !pwd)
+ return send_reply(obj, i);
+
+ return send_reply(obj, login(obj, pwd, afp_uam->u.uam_login.logout));
+}
+/* ---------------------- */
int afp_logincont(obj, ibuf, ibuflen, rbuf, rbuflen)
- AFPObj *obj;
- char *ibuf, *rbuf;
- int ibuflen, *rbuflen;
+AFPObj *obj;
+char *ibuf, *rbuf;
+int ibuflen, *rbuflen;
{
struct passwd *pwd = NULL;
int err;
if ( afp_uam == NULL || afp_uam->u.uam_login.logincont == NULL ) {
- *rbuflen = 0;
- return send_reply(obj, AFPERR_NOTAUTH );
+ *rbuflen = 0;
+ return send_reply(obj, AFPERR_NOTAUTH );
}
ibuf += 2;
err = afp_uam->u.uam_login.logincont(obj, &pwd, ibuf, ibuflen,
- rbuf, rbuflen);
+ rbuf, rbuflen);
if (err || !pwd)
- return send_reply(obj, err);
+ return send_reply(obj, err);
return send_reply(obj, login(obj, pwd, afp_uam->u.uam_login.logout));
}
int afp_logout(obj, ibuf, ibuflen, rbuf, rbuflen)
- AFPObj *obj;
- char *ibuf, *rbuf;
- int ibuflen, *rbuflen;
+AFPObj *obj;
+char *ibuf, *rbuf;
+int ibuflen, *rbuflen;
{
- syslog(LOG_INFO, "logout %s", obj->username);
- obj->exit(0);
+ LOG(log_info, logtype_afpd, "logout %s", obj->username);
+ obj->exit(0);
+ return AFP_OK;
}
* it off to the uam.
*/
int afp_changepw(obj, ibuf, ibuflen, rbuf, rbuflen )
- AFPObj *obj;
- char *ibuf, *rbuf;
- int ibuflen, *rbuflen;
+AFPObj *obj;
+char *ibuf, *rbuf;
+int ibuflen, *rbuflen;
{
- char username[MACFILELEN + 1], *start = ibuf;
- struct uam_obj *uam;
- struct passwd *pwd;
- int len;
+ char username[MACFILELEN + 1], *start = ibuf;
+ struct uam_obj *uam;
+ struct passwd *pwd;
+ size_t len;
+ int ret;
- *rbuflen = 0;
- ibuf += 2;
+ *rbuflen = 0;
+ ibuf += 2;
- /* make sure we can deal w/ this uam */
- len = (unsigned char) *ibuf++;
- if ((uam = auth_uamfind(UAM_SERVER_CHANGEPW, ibuf, len)) == NULL)
- return AFPERR_BADUAM;
+ /* make sure we can deal w/ this uam */
+ len = (unsigned char) *ibuf++;
+ if ((uam = auth_uamfind(UAM_SERVER_CHANGEPW, ibuf, len)) == NULL)
+ return AFPERR_BADUAM;
- ibuf += len;
- if ((len + 1) & 1) /* pad byte */
- ibuf++;
+ ibuf += len;
+ if ((len + 1) & 1) /* pad byte */
+ ibuf++;
- len = (unsigned char) *ibuf++;
- if ( len > sizeof(username) - 1) {
- return AFPERR_PARAM;
- }
- memcpy(username, ibuf, len);
- username[ len ] = '\0';
- ibuf += len;
- if ((len + 1) & 1) /* pad byte */
- ibuf++;
-
- syslog(LOG_INFO, "changing password for <%s>", username);
-
- if (( pwd = uam_getname( username, sizeof(username))) == NULL )
- return AFPERR_PARAM;
-
- /* send it off to the uam. we really don't use ibuflen right now. */
- ibuflen -= (ibuf - start);
- len = uam->u.uam_changepw(obj, username, pwd, ibuf, ibuflen,
- rbuf, rbuflen);
- syslog(LOG_INFO, "password change %s.",
- (len == AFPERR_AUTHCONT) ? "continued" :
- (len ? "failed" : "succeeded"));
- return len;
+ len = (unsigned char) *ibuf++;
+ if ( len > sizeof(username) - 1) {
+ return AFPERR_PARAM;
+ }
+ memcpy(username, ibuf, len);
+ username[ len ] = '\0';
+ ibuf += len;
+ if ((len + 1) & 1) /* pad byte */
+ ibuf++;
+
+ LOG(log_info, logtype_afpd, "changing password for <%s>", username);
+
+ if (( pwd = uam_getname( username, sizeof(username))) == NULL )
+ return AFPERR_PARAM;
+
+ /* send it off to the uam. we really don't use ibuflen right now. */
+ ibuflen -= (ibuf - start);
+ ret = uam->u.uam_changepw(obj, username, pwd, ibuf, ibuflen,
+ rbuf, rbuflen);
+ LOG(log_info, logtype_afpd, "password change %s.",
+ (ret == AFPERR_AUTHCONT) ? "continued" :
+ (ret ? "failed" : "succeeded"));
+ return ret;
}
/* FPGetUserInfo */
int afp_getuserinfo(obj, ibuf, ibuflen, rbuf, rbuflen )
- AFPObj *obj;
- char *ibuf, *rbuf;
- int ibuflen, *rbuflen;
+AFPObj *obj;
+char *ibuf, *rbuf;
+int ibuflen, *rbuflen;
{
u_int8_t thisuser;
u_int32_t id;
u_int16_t bitmap;
-
+
*rbuflen = 0;
ibuf++;
thisuser = *ibuf++;
ibuf += sizeof(id); /* userid is not used in AFP 2.0 */
memcpy(&bitmap, ibuf, sizeof(bitmap));
bitmap = ntohs(bitmap);
-
- /* deal with error cases. we don't have to worry about
+
+ /* deal with error cases. we don't have to worry about
* AFPERR_ACCESS or AFPERR_NOITEM as geteuid and getegid always
* succeed. */
- if (!thisuser)
- return AFPERR_PARAM;
+ if (!thisuser)
+ return AFPERR_PARAM;
if ((bitmap & USERIBIT_ALL) != bitmap)
- return AFPERR_BITMAP;
-
+ return AFPERR_BITMAP;
+
/* copy the bitmap back to reply buffer */
memcpy(rbuf, ibuf, sizeof(bitmap));
rbuf += sizeof(bitmap);
/* copy the user/group info */
if (bitmap & USERIBIT_USER) {
- id = htonl(geteuid());
- memcpy(rbuf, &id, sizeof(id));
- rbuf += sizeof(id);
- *rbuflen += sizeof(id);
+ id = htonl(geteuid());
+ memcpy(rbuf, &id, sizeof(id));
+ rbuf += sizeof(id);
+ *rbuflen += sizeof(id);
}
-
+
if (bitmap & USERIBIT_GROUP) {
- id = htonl(getegid());
- memcpy(rbuf, &id, sizeof(id));
- rbuf += sizeof(id);
- *rbuflen += sizeof(id);
+ id = htonl(getegid());
+ memcpy(rbuf, &id, sizeof(id));
+ rbuf += sizeof(id);
+ *rbuflen += sizeof(id);
}
-
+
return AFP_OK;
-}
+}
-#define UAM_LIST(type) (((type) == UAM_SERVER_LOGIN) ? &uam_login : \
+#define UAM_LIST(type) (((type) == UAM_SERVER_LOGIN || (type) == UAM_SERVER_LOGIN_EXT) ? &uam_login : \
(((type) == UAM_SERVER_CHANGEPW) ? \
&uam_changepw : NULL))
/* just do a linked list search. this could be sped up with a hashed
* list, but i doubt anyone's going to have enough uams to matter. */
-struct uam_obj *auth_uamfind(const int type, const char *name,
- const int len)
+struct uam_obj *auth_uamfind(const int type, const char *name,
+ const int len)
{
- struct uam_obj *prev, *start;
+ struct uam_obj *prev, *start;
- if (!name || !(start = UAM_LIST(type)))
- return NULL;
+ if (!name || !(start = UAM_LIST(type)))
+ return NULL;
- prev = start;
- while ((prev = prev->uam_prev) != start)
- if (strndiacasecmp(prev->uam_name, name, len) == 0)
- return prev;
+ prev = start;
+ while ((prev = prev->uam_prev) != start)
+ if (strndiacasecmp(prev->uam_name, name, len) == 0)
+ return prev;
- return NULL;
+ return NULL;
}
int auth_register(const int type, struct uam_obj *uam)
{
- struct uam_obj *start;
+ struct uam_obj *start;
- if (!uam || !uam->uam_name || (*uam->uam_name == '\0'))
- return -1;
+ if (!uam || !uam->uam_name || (*uam->uam_name == '\0'))
+ return -1;
- if (!(start = UAM_LIST(type)))
- return 0; /* silently fail */
+ if (!(start = UAM_LIST(type)))
+ return 0; /* silently fail */
- uam_attach(start, uam);
- return 0;
+ uam_attach(start, uam);
+ return 0;
}
/* load all of the modules */
int auth_load(const char *path, const char *list)
{
- char name[MAXPATHLEN + 1], buf[MAXPATHLEN + 1], *p;
- struct uam_mod *mod;
- struct stat st;
- int len;
-
- if (!path || !list || (len = strlen(path)) > sizeof(name) - 2)
- return -1;
-
- strncpy(buf, list, sizeof(buf));
- if ((p = strtok(buf, ",")) == NULL)
- return -1;
-
- strcpy(name, path);
- if (name[len - 1] != '/') {
- strcat(name, "/");
- len++;
- }
-
- while (p) {
- strncpy(name + len, p, sizeof(name) - len);
- syslog(LOG_DEBUG, "uam : Loading (%s)", name);
- /*
- if ((stat(name, &st) == 0) && (mod = uam_load(name, p))) {
- */
- if (stat(name, &st) == 0) {
- if (mod = uam_load(name, p)) {
- uam_attach(&uam_modules, mod);
- syslog(LOG_INFO, "uam: %s loaded", p);
- } else {
- syslog(LOG_INFO, "uam: %s load failure",p);
- }
- } else {
- syslog(LOG_INFO, "uam: uam not found (status=%d)", stat(name, &st));
+ char name[MAXPATHLEN + 1], buf[MAXPATHLEN + 1], *p;
+ struct uam_mod *mod;
+ struct stat st;
+ size_t len;
+
+ if (!path || !*path || !list || (len = strlen(path)) > sizeof(name) - 2)
+ return -1;
+
+ strncpy(buf, list, sizeof(buf));
+ if ((p = strtok(buf, ",")) == NULL)
+ return -1;
+
+ strcpy(name, path);
+ if (name[len - 1] != '/') {
+ strcat(name, "/");
+ len++;
+ }
+
+ while (p) {
+ strncpy(name + len, p, sizeof(name) - len);
+ LOG(log_debug, logtype_afpd, "uam: loading (%s)", name);
+ /*
+ if ((stat(name, &st) == 0) && (mod = uam_load(name, p))) {
+ */
+ if (stat(name, &st) == 0) {
+ if ((mod = uam_load(name, p))) {
+ uam_attach(&uam_modules, mod);
+ LOG(log_info, logtype_afpd, "uam: %s loaded", p);
+ } else {
+ LOG(log_info, logtype_afpd, "uam: %s load failure",p);
+ }
+ } else {
+ LOG(log_info, logtype_afpd, "uam: uam not found (status=%d)", stat(name, &st));
+ }
+ p = strtok(NULL, ",");
}
- p = strtok(NULL, ",");
- }
+
+ return 0;
}
/* get rid of all of the uams */
void auth_unload()
{
- struct uam_mod *mod, *prev, *start = &uam_modules;
-
- prev = start->uam_prev;
- while ((mod = prev) != start) {
- prev = prev->uam_prev;
- uam_detach(mod);
- uam_unload(mod);
- }
+ struct uam_mod *mod, *prev, *start = &uam_modules;
+
+ prev = start->uam_prev;
+ while ((mod = prev) != start) {
+ prev = prev->uam_prev;
+ uam_detach(mod);
+ uam_unload(mod);
+ }
}