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/*
ldapdiff
Copyright (C) 2000-2002 Thomas.Reith@rhoen.de
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <lber.h>
#include <ldap.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#include <sys/types.h>
#include "ldapdiff.h"
#include "base64.h"
static int ldifparsebase64(char* s,char **val,size_t *val_len)
{
*val = LDALLOC(strlen(s) * 4,sizeof(char));
if((*val_len = b64_pton(s,(u_char*)*val,strlen(s) * 4)) == -1){
fprintf(stderr,"b64_pton() failed: file: %s, line: %d\n",__FILE__,__LINE__);
return -1;
}
return 0;
}
static int ldifparseurl(char* s,char **val,size_t *val_len)
{
if(strncasecmp("file://",s,strlen("file://")) == 0){
FILE *f;
char *fname;
char *buf[1024];
size_t bcount;
size_t bsum;
fname = s+strlen("file://");
if((f = fopen(fname,"r")) == NULL){
fprintf(stderr,"fopen() of %s failed: file: %s, line: %d\n",fname,__FILE__,__LINE__);
return -1;
}
bsum = 0;
*val = NULL;
while((bcount = fread(buf,sizeof(char),1024,f)) > 0){
if((*val = realloc(*val,sizeof(char)*(bsum+bcount))) == NULL){
fprintf(stderr,"realloc() failed file:%s line:%d %s\n",__FILE__,__LINE__,strerror(errno));
exit(-1);
}
memcpy(*val+bsum,buf,bcount);
bsum += bcount;
}
ldiflog(LOG2,"ldifread: file [%s] with %d bytes read",fname,bsum);
fclose(f);
*val_len = bsum;
return 0;
}
else{
fprintf(stderr,"ldifparseurl() failed (\"file://\") file: %s line: %d\n",__FILE__,__LINE__);
return -1;
}
}
int ldifparse(char *s,char **var,char **val,size_t *val_len,teattrtype *val_type)
{
char *valtmp;
if((valtmp = strchr(s,':')) == NULL){
return -1;
}
*var = LDALLOC(valtmp - s + 1,sizeof(char));
strncpy(*var,s,valtmp - s);
(*var)[valtmp-s] = '\0';
/*
not rfc2849 conform, but useful
*/
ldiftrim(*var);
if(strlen(*var) == 0){
return -1;
}
/* base64 encoded ldif attribute detected */
if(strncmp(valtmp+1,": ",2) == 0){
ldiflog(LOG2,"ldifread: base64 attribute detected attribute: %s",*var);
*val_type = ATTRBIN;
return ldifparsebase64(valtmp+3,val,val_len);
}
/* attributed with file:/// url detected */
if(strncmp(valtmp+1,"< ",2) == 0){
ldiflog(LOG2,"ldifread: url attribute detected attribute: %s",*var);
*val_type = ATTRBIN;
return ldifparseurl(valtmp+3,val,val_len);
}
*val = LDALLOC(strlen(valtmp+2)*2,sizeof(char));
if(strcmp(ldifgetgconf(CONFICONV),"yes") == 0){
char *itmp;
char *otmp;
itmp = valtmp+2;
otmp = *val;
if(ldificonv(&itmp,&otmp) == -1){
return -1;
}
}
else{
sprintf(*val,"%s",valtmp+2);
}
*val_len = strlen(*val);
*val_type = ATTRASC;
if(strlen(*val) == 0){
return -1;
}
return 0;
}
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