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/***************************************************************************
$RCSfile$
-------------------
cvs : $Id$
begin : Tue May 03 2005
copyright : (C) 2005 by Martin Preuss
email : martin@libchipcard.de

***************************************************************************
* Please see toplevel file COPYING for license details *
***************************************************************************/

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#include "globals.h"

#include <gwenhywfar/debug.h>
#include <gwenhywfar/bio_file.h>
#include <gwenhywfar/base64.h>

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>



static void _dumpKeyInfo(const GWEN_CRYPTTOKEN_KEYINFO *ki, const char *name){
GWEN_TYPE_UINT32 flags;
const char *s;

fprintf(stdout, " %s: %04x, %d bits, %d bytes, %s [",
name,
(unsigned int)GWEN_CryptToken_KeyInfo_GetKeyId(ki),
GWEN_CryptToken_KeyInfo_GetKeySize(ki),
GWEN_CryptToken_KeyInfo_GetChunkSize(ki),
GWEN_CryptToken_CryptAlgo_toString(GWEN_CryptToken_KeyInfo_GetCryptAlgo(ki)));
flags=GWEN_CryptToken_KeyInfo_GetKeyFlags(ki);
if (flags & GWEN_CRYPTTOKEN_KEYINFO_FLAGS_CAN_SIGN)
fprintf(stdout, "S");
if (flags & GWEN_CRYPTTOKEN_KEYINFO_FLAGS_CAN_VERIFY)
fprintf(stdout, "V");
if (flags & GWEN_CRYPTTOKEN_KEYINFO_FLAGS_CAN_ENCRYPT)
fprintf(stdout, "E");
if (flags & GWEN_CRYPTTOKEN_KEYINFO_FLAGS_CAN_DECRYPT)
fprintf(stdout, "D");
fprintf(stdout, "]");
s=GWEN_CryptToken_KeyInfo_GetDescription(ki);
if (s)
fprintf(stdout, " (%s)", s);
fprintf(stdout, "\n");
}



int showCtx(GWEN_DB_NODE *dbArgs, int argc, char **argv) {
GWEN_DB_NODE *db;
const char *ttype;
const char *tname;
GWEN_PLUGIN_MANAGER *pm;
GWEN_PLUGIN *pl;
GWEN_CRYPTTOKEN *ct;
unsigned int cid;
int shown=0;
int rv;
const GWEN_ARGS args[]={
{
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
GWEN_ArgsType_Int, /* type */
"contextId", /* name */
0, /* minnum */
1, /* maxnum */
"i", /* short option */
"id", /* long option */
"Context id (0 for any)", /* short description */
"Context id (0 for any)" /* long description */
},
{
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
GWEN_ArgsType_Char, /* type */
"tokenType", /* name */
1, /* minnum */
1, /* maxnum */
"t", /* short option */
"ttype", /* long option */
"Specify the crypt token type", /* short description */
"Specify the crypt token type" /* long description */
},
{
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
GWEN_ArgsType_Char, /* type */
"tokenName", /* name */
0, /* minnum */
1, /* maxnum */
"n", /* short option */
"tname", /* long option */
"Specify the crypt token name", /* short description */
"Specify the crypt token name" /* long description */
},
{
GWEN_ARGS_FLAGS_HELP | GWEN_ARGS_FLAGS_LAST, /* flags */
GWEN_ArgsType_Int, /* type */
"help", /* name */
0, /* minnum */
0, /* maxnum */
"h", /* short option */
"help", /* long option */
"Show this help screen", /* short description */
"Show this help screen" /* long description */
}
};

db=GWEN_DB_GetGroup(dbArgs, GWEN_DB_FLAGS_DEFAULT, "local");
rv=GWEN_Args_Check(argc, argv, 1,
GWEN_ARGS_MODE_ALLOW_FREEPARAM,
args,
db);
if (rv==GWEN_ARGS_RESULT_ERROR) {
fprintf(stderr, "ERROR: Could not parse arguments\n");
return 1;
}
else if (rv==GWEN_ARGS_RESULT_HELP) {
GWEN_BUFFER *ubuf;

ubuf=GWEN_Buffer_new(0, 1024, 0, 1);
if (GWEN_Args_Usage(args, ubuf, GWEN_ArgsOutType_Txt)) {
fprintf(stderr, "ERROR: Could not create help string\n");
return 1;
}
fprintf(stderr, "%s\n", GWEN_Buffer_GetStart(ubuf));
GWEN_Buffer_free(ubuf);
return 0;
}

cid=GWEN_DB_GetIntValue(db, "contextId", 0, 0);

ttype=GWEN_DB_GetCharValue(db, "tokenType", 0, 0);
assert(ttype);

tname=GWEN_DB_GetCharValue(db, "tokenName", 0, 0);

/* get crypt token */
pm=GWEN_PluginManager_FindPluginManager("crypttoken");
if (pm==0) {
DBG_ERROR(0, "Plugin manager not found");
return 3;
}

pl=GWEN_PluginManager_GetPlugin(pm, ttype);
if (pl==0) {
DBG_ERROR(0, "Plugin not found");
return 3;
}
DBG_ERROR(0, "Plugin found");

ct=GWEN_CryptToken_Plugin_CreateToken(pl, 0, tname);
if (ct==0) {
DBG_ERROR(0, "Could not create crypt token");
return 3;
}

/* open crypt token for use */
rv=GWEN_CryptToken_Open(ct, 0);
if (rv) {
DBG_ERROR(0, "Could not open token");
return 3;
}
else {
GWEN_CRYPTTOKEN_CONTEXT_LIST *l;
GWEN_CRYPTTOKEN_CONTEXT *ctx;

l=GWEN_CryptToken_Context_List_new();
rv=GWEN_CryptToken_FillContextList(ct, l);
if (rv) {
DBG_ERROR(0, "Error filling context list");
GWEN_CryptToken_Context_List_free(l);
GWEN_CryptToken_Close(ct);
return 3;
}

ctx=GWEN_CryptToken_Context_List_First(l);
while(ctx) {
if (cid==0 || cid==GWEN_CryptToken_Context_GetId(ctx)) {
const char *s;
const GWEN_CRYPTTOKEN_KEYINFO *ki;
const GWEN_CRYPTTOKEN_SIGNINFO *si;
const GWEN_CRYPTTOKEN_CRYPTINFO *ci;

fprintf(stdout, "-------------------------------------------------\n");
fprintf(stdout, "Context %u",
(unsigned int)GWEN_CryptToken_Context_GetId(ctx));
s=GWEN_CryptToken_Context_GetDescription(ctx);
if (s)
fprintf(stdout, " (%s)", s);
fprintf(stdout, "\n");
ki=GWEN_CryptToken_Context_GetSignKeyInfo(ctx);
if (ki)
_dumpKeyInfo(ki, "Sign Key ");
ki=GWEN_CryptToken_Context_GetVerifyKeyInfo(ctx);
if (ki)
_dumpKeyInfo(ki, "Verify Key ");
ki=GWEN_CryptToken_Context_GetEncryptKeyInfo(ctx);
if (ki)
_dumpKeyInfo(ki, "Encrypt Key");
ki=GWEN_CryptToken_Context_GetDecryptKeyInfo(ctx);
if (ki)
_dumpKeyInfo(ki, "Decrypt Key");
si=GWEN_CryptToken_Context_GetSignInfo(ctx);
if (si) {
fprintf(stdout, " Sign Info: %d, %s, %s\n",
(unsigned int)GWEN_CryptToken_SignInfo_GetId(si),
GWEN_CryptToken_HashAlgo_toString(GWEN_CryptToken_SignInfo_GetHashAlgo(si)),
GWEN_CryptToken_PaddAlgo_toString(GWEN_CryptToken_SignInfo_GetPaddAlgo(si)));
}
ci=GWEN_CryptToken_Context_GetCryptInfo(ctx);
if (ci) {
fprintf(stdout, " Crypt Info: %d, %s, %s\n",
(unsigned int)GWEN_CryptToken_CryptInfo_GetId(ci),
GWEN_CryptToken_CryptAlgo_toString(GWEN_CryptToken_CryptInfo_GetCryptAlgo(ci)),
GWEN_CryptToken_PaddAlgo_toString(GWEN_CryptToken_CryptInfo_GetPaddAlgo(ci)));
}
shown++;
}

ctx=GWEN_CryptToken_Context_List_Next(ctx);
} /* while */
GWEN_CryptToken_Context_List_free(l);
}


/* close crypt token */
rv=GWEN_CryptToken_Close(ct);
if (rv) {
DBG_ERROR(0, "Could not close token");
return 3;
}

if (!shown) {
if (cid==0) {
DBG_ERROR(0, "No context found");
}
else {
DBG_ERROR(0, "Context %u not found", cid);
}
return 1;
}

return 0;
}



(13-13/15)