Fix a few typos and tabs while I'm poking around in ca.c...
[openssl.git] / apps / ca.c
index a5848366cfe6649987b8c7099b0c39ab29ffb2ac..649263479ae2136c789f616a1b43a3ab48ca3e25 100644 (file)
--- a/apps/ca.c
+++ b/apps/ca.c
@@ -70,6 +70,7 @@
 #include "txt_db.h"
 #include "evp.h"
 #include "x509.h"
+#include "x509v3.h"
 #include "objects.h"
 #include "pem.h"
 #include "conf.h"
@@ -82,7 +83,7 @@
 #define PROG ca_main
 
 #define BASE_SECTION   "ca"
-#define CONFIG_FILE "lib/ssleay.cnf"
+#define CONFIG_FILE "lib/openssl.cnf"
 
 #define ENV_DEFAULT_CA         "default_ca"
 
 #define ENV_PRESERVE           "preserve"
 #define ENV_POLICY             "policy"
 #define ENV_EXTENSIONS         "x509_extensions"
+#define ENV_CRLEXT             "crl_extensions"
 #define ENV_MSIE_HACK          "msie_hack"
 
 #define ENV_DATABASE           "database"
@@ -134,7 +136,7 @@ static char *ca_usage[]={
 " -policy arg     - The CA 'policy' to support\n",
 " -keyfile arg    - PEM private key file\n",
 " -key arg        - key to decode the private key if it is encrypted\n",
-" -cert           - The CA certificate\n",
+" -cert file      - The CA certificate\n",
 " -in file        - The input PEM encoded certificate request(s)\n",
 " -out file       - Where to put the output file(s)\n",
 " -outdir dir     - Where to put output certificates\n",
@@ -142,8 +144,8 @@ static char *ca_usage[]={
 " -spkac file     - File contains DN and signed public key and challenge\n",
 " -ss_cert file   - File contains a self signed cert to sign\n",
 " -preserveDN     - Don't re-order the DN\n",
-" -batch         - Don't ask questions\n",
-" -msie_hack     - msie modifications to handle all thos universal strings\n",
+" -batch          - Don't ask questions\n",
+" -msie_hack      - msie modifications to handle all those universal strings\n",
 NULL
 };
 
@@ -154,7 +156,7 @@ extern int EF_ALIGNMENT;
 #endif
 
 #ifndef NOPROTO
-static STACK *load_extensions(char *section);
+static int add_oid_section(LHASH *conf);
 static void lookup_fail(char *name,char *tag);
 static int MS_CALLBACK key_callback(char *buf,int len,int verify);
 static unsigned long index_serial_hash(char **a);
@@ -166,21 +168,22 @@ static BIGNUM *load_serial(char *serialfile);
 static int save_serial(char *serialfile, BIGNUM *serial);
 static int certify(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
        EVP_MD *dgst,STACK *policy,TXT_DB *db,BIGNUM *serial,char *startdate,
-       int days, int batch, STACK *extensions,int verbose);
+       int days, int batch, char *ext_sect, LHASH *conf,int verbose);
 static int certify_cert(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
        EVP_MD *dgst,STACK *policy,TXT_DB *db,BIGNUM *serial,char *startdate,
-       int days,int batch,STACK *extensions,int verbose);
+       int days,int batch,char *ext_sect, LHASH *conf,int verbose);
 static int certify_spkac(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
        EVP_MD *dgst,STACK *policy,TXT_DB *db,BIGNUM *serial,char *startdate,
-       int days,STACK *extensions,int verbose);
+       int days,char *ext_sect,LHASH *conf,int verbose);
 static int fix_data(int nid, int *type);
 static void write_new_certificate(BIO *bp, X509 *x, int output_der);
 static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, EVP_MD *dgst,
        STACK *policy, TXT_DB *db, BIGNUM *serial, char *startdate,
-       int days, int batch, int verbose, X509_REQ *req, STACK *extensions);
+       int days, int batch, int verbose, X509_REQ *req, char *ext_sect,
+       LHASH *conf);
 static int check_time_format(char *str);
 #else
-static STACK *load_extensions();
+static int add_oid_section();
 static void lookup_fail();
 static int MS_CALLBACK key_callback();
 static unsigned long index_serial_hash();
@@ -234,6 +237,7 @@ char **argv;
        char *outdir=NULL;
        char *serialfile=NULL;
        char *extensions=NULL;
+       char *crl_ext=NULL;
        BIGNUM *serial=NULL;
        char *startdate=NULL;
        int days=0;
@@ -251,7 +255,6 @@ char **argv;
        long l;
        EVP_MD *dgst=NULL;
        STACK *attribs=NULL;
-       STACK *extensions_sk=NULL;
        STACK *cert_sk=NULL;
        BIO *hex=NULL;
 #undef BSIZE
@@ -266,7 +269,7 @@ EF_ALIGNMENT=0;
 
        apps_startup();
 
-       X509v3_add_netscape_extensions();
+       X509V3_add_standard_extensions();
 
        preserve=0;
        if (bio_err == NULL)
@@ -431,6 +434,34 @@ bad:
                        }
                }
 
+       if (conf != NULL)
+               {
+               p=CONF_get_string(conf,NULL,"oid_file");
+               if (p != NULL)
+                       {
+                       BIO *oid_bio;
+
+                       oid_bio=BIO_new_file(p,"r");
+                       if (oid_bio == NULL) 
+                               {
+                               /*
+                               BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
+                               ERR_print_errors(bio_err);
+                               */
+                               ERR_clear_error();
+                               }
+                       else
+                               {
+                               OBJ_create_objects(oid_bio);
+                               BIO_free(oid_bio);
+                               }
+                       }
+               }
+               if(!add_oid_section(conf)) {
+                       ERR_print_errors(bio_err);
+                       goto err;
+               }
+
        in=BIO_new(BIO_s_file());
        out=BIO_new(BIO_s_file());
        Sout=BIO_new(BIO_s_file());
@@ -490,6 +521,12 @@ bad:
                goto err;
                }
 
+       if (!X509_check_private_key(x509,pkey))
+               {
+               BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
+               goto err;
+               }
+
        f=CONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
        if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
                preserve=1;
@@ -553,13 +590,13 @@ bad:
                if ((pp[DB_type][0] != DB_TYPE_REV) &&
                        (pp[DB_rev_date][0] != '\0'))
                        {
-                       BIO_printf(bio_err,"entry %d: not, revoked yet has a revokation date\n",i+1);
+                       BIO_printf(bio_err,"entry %d: not revoked yet, but has a revocation date\n",i+1);
                        goto err;
                        }
                if ((pp[DB_type][0] == DB_TYPE_REV) &&
                        !check_time_format(pp[DB_rev_date]))
                        {
-                       BIO_printf(bio_err,"entry %d: invalid revokation date\n",
+                       BIO_printf(bio_err,"entry %d: invalid revocation date\n",
                                i+1);
                        goto err;
                        }
@@ -659,12 +696,17 @@ bad:
                        goto err;
                        }
 
-               if ((extensions=CONF_get_string(conf,section,ENV_EXTENSIONS))
-                       != NULL)
-                       {
-                       if ((extensions_sk=load_extensions(extensions)) == NULL)
+               extensions=CONF_get_string(conf,section,ENV_EXTENSIONS);
+               if(extensions) {
+                       /* Check syntax of file */
+                       if(!X509V3_EXT_check_conf(conf, extensions)) {
+                               BIO_printf(bio_err,
+                                "Error Loading extension section %s\n",
+                                                                extensions);
+                               ret = 1;
                                goto err;
                        }
+               }
 
                if (startdate == NULL)
                        {
@@ -700,7 +742,7 @@ bad:
                        }
                if (verbose)
                        {
-                       if ((f=BN_bn2ascii(serial)) == NULL) goto err;
+                       if ((f=BN_bn2hex(serial)) == NULL) goto err;
                        BIO_printf(bio_err,"next serial number is %s\n",f);
                        Free(f);
                        }
@@ -720,7 +762,7 @@ bad:
                        {
                        total++;
                        j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
-                               serial,startdate,days,extensions_sk,verbose);
+                               serial,startdate,days,extensions,conf,verbose);
                        if (j < 0) goto err;
                        if (j > 0)
                                {
@@ -744,7 +786,7 @@ bad:
                        total++;
                        j=certify_cert(&x,ss_cert_file,pkey,x509,dgst,attribs,
                                db,serial,startdate,days,batch,
-                               extensions_sk,verbose);
+                               extensions,conf,verbose);
                        if (j < 0) goto err;
                        if (j > 0)
                                {
@@ -763,7 +805,7 @@ bad:
                        total++;
                        j=certify(&x,infile,pkey,x509,dgst,attribs,db,
                                serial,startdate,days,batch,
-                               extensions_sk,verbose);
+                               extensions,conf,verbose);
                        if (j < 0) goto err;
                        if (j > 0)
                                {
@@ -782,7 +824,7 @@ bad:
                        total++;
                        j=certify(&x,argv[i],pkey,x509,dgst,attribs,db,
                                serial,startdate,days,batch,
-                               extensions_sk,verbose);
+                               extensions,conf,verbose);
                        if (j < 0) goto err;
                        if (j > 0)
                                {
@@ -926,6 +968,17 @@ bad:
        /*****************************************************************/
        if (gencrl)
                {
+               crl_ext=CONF_get_string(conf,section,ENV_CRLEXT);
+               if(crl_ext) {
+                       /* Check syntax of file */
+                       if(!X509V3_EXT_check_conf(conf, crl_ext)) {
+                               BIO_printf(bio_err,
+                                "Error Loading CRL extension section %s\n",
+                                                                crl_ext);
+                               ret = 1;
+                               goto err;
+                       }
+               }
                if ((hex=BIO_new(BIO_s_mem())) == NULL) goto err;
 
                if (!crldays && !crlhours)
@@ -983,7 +1036,7 @@ bad:
                        r->sequence=i;
                        }
 
-               /* we how have a CRL */
+               /* we now have a CRL */
                if (verbose) BIO_printf(bio_err,"signing CRL\n");
                if (md != NULL)
                        {
@@ -994,7 +1047,32 @@ bad:
                                }
                        }
                else
+                   {
+#ifndef NO_DSA
+                   if (pkey->type == EVP_PKEY_DSA) 
+                       dgst=EVP_dss1();
+                   else
+#endif
                        dgst=EVP_md5();
+                   }
+
+               /* Add any extensions asked for */
+
+               if(crl_ext) {
+                   X509V3_CTX crlctx;
+                   if (ci->version == NULL)
+                   if ((ci->version=ASN1_INTEGER_new()) == NULL) goto err;
+                   ASN1_INTEGER_set(ci->version,1); /* version 2 CRL */
+                   crlctx.crl = crl;
+                   crlctx.issuer_cert = x509;
+                   crlctx.subject_cert = NULL;
+                   crlctx.subject_req = NULL;
+                   crlctx.flags = 0;
+
+                   if(!X509V3_EXT_CRL_add_conf(conf, &crlctx,
+                                                crl_ext, crl)) goto err;
+               }
+
                if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
 
                PEM_write_bio_X509_CRL(Sout,crl);
@@ -1002,24 +1080,23 @@ bad:
        /*****************************************************************/
        ret=0;
 err:
-       if (hex != NULL) BIO_free(hex);
-       if (Cout != NULL) BIO_free(Cout);
-       if (Sout != NULL) BIO_free(Sout);
-       if (out != NULL) BIO_free(out);
-       if (in != NULL) BIO_free(in);
+       BIO_free(hex);
+       BIO_free(Cout);
+       BIO_free(Sout);
+       BIO_free(out);
+       BIO_free(in);
 
-       if (cert_sk != NULL) sk_pop_free(cert_sk,X509_free);
-       if (extensions_sk != NULL)
-               sk_pop_free(extensions_sk,X509_EXTENSION_free);
+       sk_pop_free(cert_sk,X509_free);
 
        if (ret) ERR_print_errors(bio_err);
-       if (serial != NULL) BN_free(serial);
-       if (db != NULL) TXT_DB_free(db);
-       if (pkey != NULL) EVP_PKEY_free(pkey);
-       if (x509 != NULL) X509_free(x509);
-       if (crl != NULL) X509_CRL_free(crl);
-       if (conf != NULL) CONF_free(conf);
-       X509v3_cleanup_extensions();
+       BN_free(serial);
+       TXT_DB_free(db);
+       EVP_PKEY_free(pkey);
+       X509_free(x509);
+       X509_CRL_free(crl);
+       CONF_free(conf);
+       X509V3_EXT_cleanup();
+       OBJ_cleanup();
        EXIT(ret);
        }
 
@@ -1151,7 +1228,7 @@ err:
        }
 
 static int certify(xret,infile,pkey,x509,dgst,policy,db,serial,startdate,days,
-       batch,extensions,verbose)
+                  batch,ext_sect,lconf,verbose)
 X509 **xret;
 char *infile;
 EVP_PKEY *pkey;
@@ -1163,7 +1240,8 @@ BIGNUM *serial;
 char *startdate;
 int days;
 int batch;
-STACK *extensions;
+char *ext_sect;
+LHASH *lconf;
 int verbose;
        {
        X509_REQ *req=NULL;
@@ -1195,6 +1273,7 @@ int verbose;
                goto err;
                }
        i=X509_REQ_verify(req,pktmp);
+       EVP_PKEY_free(pktmp);
        if (i < 0)
                {
                ok=0;
@@ -1211,7 +1290,7 @@ int verbose;
                BIO_printf(bio_err,"Signature ok\n");
 
        ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,
-               days,batch,verbose,req,extensions);
+               days,batch,verbose,req,ext_sect,lconf);
 
 err:
        if (req != NULL) X509_REQ_free(req);
@@ -1220,7 +1299,7 @@ err:
        }
 
 static int certify_cert(xret,infile,pkey,x509,dgst,policy,db,serial,startdate,
-       days, batch,extensions,verbose)
+                       days,batch,ext_sect,lconf,verbose)
 X509 **xret;
 char *infile;
 EVP_PKEY *pkey;
@@ -1232,7 +1311,8 @@ BIGNUM *serial;
 char *startdate;
 int days;
 int batch;
-STACK *extensions;
+char *ext_sect;
+LHASH *lconf;
 int verbose;
        {
        X509 *req=NULL;
@@ -1264,6 +1344,7 @@ int verbose;
                goto err;
                }
        i=X509_verify(req,pktmp);
+       EVP_PKEY_free(pktmp);
        if (i < 0)
                {
                ok=0;
@@ -1273,7 +1354,7 @@ int verbose;
        if (i == 0)
                {
                ok=0;
-               BIO_printf(bio_err,"Signature did not match the certificate request\n");
+               BIO_printf(bio_err,"Signature did not match the certificate\n");
                goto err;
                }
        else
@@ -1283,7 +1364,7 @@ int verbose;
                goto err;
 
        ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,days,
-               batch,verbose,rreq,extensions);
+               batch,verbose,rreq,ext_sect,lconf);
 
 err:
        if (rreq != NULL) X509_REQ_free(rreq);
@@ -1293,7 +1374,7 @@ err:
        }
 
 static int do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,days,
-       batch,verbose,req, extensions)
+                  batch,verbose,req,ext_sect,lconf)
 X509 **xret;
 EVP_PKEY *pkey;
 X509 *x509;
@@ -1306,7 +1387,8 @@ int days;
 int batch;
 int verbose;
 X509_REQ *req;
-STACK *extensions;
+char *ext_sect;
+LHASH *lconf;
        {
        X509_NAME *name=NULL,*CAname=NULL,*subject=NULL;
        ASN1_UTCTIME *tm,*tmptm;
@@ -1316,7 +1398,6 @@ STACK *extensions;
        X509_CINF *ci;
        X509_NAME_ENTRY *ne;
        X509_NAME_ENTRY *tne,*push;
-       X509_EXTENSION *ex=NULL;
        EVP_PKEY *pktmp;
        int ok= -1,i,j,last,nid;
        char *p;
@@ -1530,7 +1611,7 @@ again2:
                BIO_printf(bio_err,"The subject name apears to be ok, checking data base for clashes\n");
 
        row[DB_name]=X509_NAME_oneline(subject,NULL,0);
-       row[DB_serial]=BN_bn2ascii(serial);
+       row[DB_serial]=BN_bn2hex(serial);
        if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
                {
                BIO_printf(bio_err,"Malloc failure\n");
@@ -1618,11 +1699,14 @@ again2:
        if (!X509_set_subject_name(ret,subject)) goto err;
 
        pktmp=X509_REQ_get_pubkey(req);
-       if (!X509_set_pubkey(ret,pktmp)) goto err;
+       i = X509_set_pubkey(ret,pktmp);
+       EVP_PKEY_free(pktmp);
+       if (!i) goto err;
 
        /* Lets add the extensions, if there are any */
-       if ((extensions != NULL) && (sk_num(extensions) > 0))
+       if (ext_sect)
                {
+               X509V3_CTX ctx;
                if (ci->version == NULL)
                        if ((ci->version=ASN1_INTEGER_new()) == NULL)
                                goto err;
@@ -1633,17 +1717,16 @@ again2:
                if (ci->extensions != NULL)
                        sk_pop_free(ci->extensions,X509_EXTENSION_free);
 
-               if ((ci->extensions=sk_new_null()) == NULL)
-                       goto err;
+               ci->extensions = NULL;
+
+               ctx.subject_cert = ret;
+               ctx.issuer_cert = x509;
+               ctx.subject_req = req;
+               ctx.crl = NULL;
+               ctx.flags = 0;
+
+               if(!X509V3_EXT_add_conf(lconf, &ctx, ext_sect, ret)) goto err;
 
-               /* Lets 'copy' in the new ones */
-               for (i=0; i<sk_num(extensions); i++)
-                       {
-                       ex=X509_EXTENSION_dup((X509_EXTENSION *)
-                               sk_value(extensions,i));
-                       if (ex == NULL) goto err;
-                       if (!sk_push(ci->extensions,(char *)ex)) goto err;
-                       }
                }
 
 
@@ -1661,11 +1744,14 @@ again2:
                        }
                }
 
+
 #ifndef NO_DSA
+       if (pkey->type == EVP_PKEY_DSA) dgst=EVP_dss1();
         pktmp=X509_get_pubkey(ret);
         if (EVP_PKEY_missing_parameters(pktmp) &&
                !EVP_PKEY_missing_parameters(pkey))
                EVP_PKEY_copy_parameters(pktmp,pkey);
+       EVP_PKEY_free(pktmp);
 #endif
 
        if (!X509_sign(ret,pkey,dgst))
@@ -1763,7 +1849,7 @@ int output_der;
        }
 
 static int certify_spkac(xret,infile,pkey,x509,dgst,policy,db,serial,
-       startdate,days,extensions,verbose)
+                        startdate,days,ext_sect,lconf,verbose)
 X509 **xret;
 char *infile;
 EVP_PKEY *pkey;
@@ -1774,7 +1860,8 @@ TXT_DB *db;
 BIGNUM *serial;
 char *startdate;
 int days;
-STACK *extensions;
+char *ext_sect;
+LHASH *lconf;
 int verbose;
        {
        STACK *sk=NULL;
@@ -1918,8 +2005,9 @@ int verbose;
        BIO_printf(bio_err,"Signature ok\n");
 
        X509_REQ_set_pubkey(req,pktmp);
+       EVP_PKEY_free(pktmp);
        ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,
-               days,1,verbose,req,extensions);
+                  days,1,verbose,req,ext_sect,lconf);
 err:
        if (req != NULL) X509_REQ_free(req);
        if (parms != NULL) CONF_free(parms);
@@ -1947,102 +2035,6 @@ int *type;
        return(1);
        }
 
-
-static STACK *load_extensions(sec)
-char *sec;
-       {
-       STACK *ext;
-       STACK *ret=NULL;
-       CONF_VALUE *cv;
-       ASN1_OCTET_STRING *str=NULL;
-       ASN1_STRING *tmp=NULL;
-       X509_EXTENSION *x;
-       BIO *mem=NULL;
-       BUF_MEM *buf=NULL;
-       int i,nid,len;
-       unsigned char *ptr;
-       int pack_type;
-       int data_type;
-
-       if ((ext=CONF_get_section(conf,sec)) == NULL)
-               {
-               BIO_printf(bio_err,"unable to find extension section called '%s'\n",sec);
-               return(NULL);
-               }
-
-       if ((ret=sk_new_null()) == NULL) return(NULL);
-
-       for (i=0; i<sk_num(ext); i++)
-               {
-               cv=(CONF_VALUE *)sk_value(ext,i); /* get the object id */
-               if ((nid=OBJ_txt2nid(cv->name)) == NID_undef)
-                       {
-                       BIO_printf(bio_err,"%s:unknown object type in section, '%s'\n",sec,cv->name);
-                       goto err;
-                       }
-
-               pack_type=X509v3_pack_type_by_NID(nid);
-               data_type=X509v3_data_type_by_NID(nid);
-
-               /* pack up the input bytes */
-               ptr=(unsigned char *)cv->value;
-               len=strlen((char *)ptr);
-               if ((len > 2) && (cv->value[0] == '0') &&
-                       (cv->value[1] == 'x'))
-                       {
-                       if (data_type == V_ASN1_UNDEF)
-                               {
-                               BIO_printf(bio_err,"data type for extension %s is unknown\n",cv->name);
-                               goto err;
-                               }
-                       if (mem == NULL)
-                               if ((mem=BIO_new(BIO_s_mem())) == NULL)
-                                       goto err;
-                       if (((buf=BUF_MEM_new()) == NULL) ||
-                               !BUF_MEM_grow(buf,128))
-                               goto err;
-                       if ((tmp=ASN1_STRING_new()) == NULL) goto err;
-
-                       BIO_reset(mem);
-                       BIO_write(mem,(char *)&(ptr[2]),len-2);
-                       if (!a2i_ASN1_STRING(mem,tmp,buf->data,buf->max))
-                               goto err;
-                       len=tmp->length;
-                       ptr=tmp->data;
-                       }
-
-               switch (pack_type)
-                       {
-               case X509_EXT_PACK_STRING:
-                       if ((str=X509v3_pack_string(&str,
-                               data_type,ptr,len)) == NULL)
-                               goto err;
-                       break;
-               case X509_EXT_PACK_UNKNOWN:
-               default:
-                       BIO_printf(bio_err,"Don't know how to pack extension %s\n",cv->name);
-                       goto err;
-                       break;
-                       }
-
-               if ((x=X509_EXTENSION_create_by_NID(NULL,nid,0,str)) == NULL)
-                       goto err;
-               sk_push(ret,(char *)x);
-               }
-
-       if (0)
-               {
-err:
-               if (ret != NULL) sk_pop_free(ret,X509_EXTENSION_free);
-               ret=NULL;
-               }
-       if (str != NULL) ASN1_OCTET_STRING_free(str);
-       if (tmp != NULL) ASN1_STRING_free(tmp);
-       if (buf != NULL) BUF_MEM_free(buf);
-       if (mem != NULL) BIO_free(mem);
-       return(ret);
-       }
-
 static int check_time_format(str)
 char *str;
        {
@@ -2054,3 +2046,25 @@ char *str;
        return(ASN1_UTCTIME_check(&tm));
        }
 
+static int add_oid_section(hconf)
+LHASH *hconf;
+{      
+       char *p;
+       STACK *sktmp;
+       CONF_VALUE *cnf;
+       int i;
+       if(!(p=CONF_get_string(hconf,NULL,"oid_section"))) return 1;
+       if(!(sktmp = CONF_get_section(hconf, p))) {
+               BIO_printf(bio_err, "problem loading oid section %s\n", p);
+               return 0;
+       }
+       for(i = 0; i < sk_num(sktmp); i++) {
+               cnf = (CONF_VALUE *)sk_value(sktmp, i);
+               if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
+                       BIO_printf(bio_err, "problem creating object %s=%s\n",
+                                                        cnf->name, cnf->value);
+                       return 0;
+               }
+       }
+       return 1;
+}