/* read a passwd entry from the stream */
static nss_status_t read_passwd(
TFILE *fp,struct passwd *result,
char *buffer,size_t buflen,int *errnop)
{
int32_t tmpint32;
size_t bufptr=0;
READ_BUF_STRING(fp,result->pw_name);
READ_BUF_STRING(fp,result->pw_passwd);
READ_TYPE(fp,result->pw_uid,uid_t);
READ_TYPE(fp,result->pw_gid,gid_t);
READ_BUF_STRING(fp,result->pw_gecos);
READ_BUF_STRING(fp,result->pw_dir);
READ_BUF_STRING(fp,result->pw_shell);
return NSS_STATUS_SUCCESS;
}
/* check whether the specified user is handled by nslcd */
static int nslcd_request_exists(pam_handle_t *pamh,struct pld_ctx *ctx,struct pld_cfg *cfg,
const char *username)
{
uid_t dummy_uid;
gid_t dummy_gid;
PAM_REQUEST(NSLCD_ACTION_PASSWD_BYNAME,
/* log debug message */
pam_syslog(pamh,LOG_DEBUG,"nslcd account check; user=%s",username),
/* write the request parameters */
WRITE_STRING(fp,username),
/* read the result entry */
SKIP_STRING(fp); /* user name */
SKIP_STRING(fp); /* passwd entry */
READ_TYPE(fp,dummy_uid,uid_t);
READ_TYPE(fp,dummy_gid,gid_t);
SKIP_STRING(fp); /* gecos */
SKIP_STRING(fp); /* home dir */
SKIP_STRING(fp); /* shell */
)
}
/* read the version information and action from the stream
this function returns the read action in location pointer to by action */
static int read_header(TFILE *fp,int32_t *action)
{
int32_t tmpint32;
/* read the protocol version */
READ_TYPE(fp,tmpint32,int32_t);
if (tmpint32 != (int32_t)NSLCD_VERSION)
{
Debug( LDAP_DEBUG_TRACE,"nssov: wrong nslcd version id (%d)\n",(int)tmpint32,0,0);
return -1;
}
/* read the request type */
READ(fp,action,sizeof(int32_t));
return 0;
}
/* read a single services result entry from the stream */
static nss_status_t read_servent(
TFILE *fp,struct servent *result,
char *buffer,size_t buflen,int *errnop)
{
int32_t tmpint32,tmp2int32,tmp3int32;
size_t bufptr=0;
READ_BUF_STRING(fp,result->s_name);
READ_BUF_STRINGLIST(fp,result->s_aliases);
/* store port number in network byte order */
READ_TYPE(fp,tmpint32,int32_t);
result->s_port=htons((uint16_t)tmpint32);
READ_BUF_STRING(fp,result->s_proto);
/* we're done */
return NSS_STATUS_SUCCESS;
}
