GT: Implemented format conversion function into rsgtutil

Using a new command switch -c, old V10 signature files can be
converted into V11.

closes https://github.com/rsyslog/rsyslog/issues/364
This commit is contained in:
Andre Lorbach 2015-06-26 02:21:31 -07:00
parent c6b96455cf
commit 6ec2d564dd
8 changed files with 527 additions and 27 deletions

View File

@ -60,6 +60,8 @@ typedef unsigned char uchar;
#define VERSION "no-version"
#endif
int RSGT_FLAG_TLV16_RUNTIME = RSGT_FLAG_TLV16;
int RSGT_FLAG_NONCRIT_RUNTIME = RSGT_FLAG_NONCRIT;
static void
reportErr(gtctx ctx, char *errmsg)
@ -282,26 +284,26 @@ done: return r;
}
int
static int
tlv8Write(gtfile gf, int flags, int tlvtype, int len)
{
int r;
assert((flags & RSGT_TYPE_MASK) == 0);
assert((tlvtype & RSGT_TYPE_MASK) == tlvtype);
r = tlvbufAddOctet(gf, (flags & ~RSGT_FLAG_TLV16) | tlvtype);
r = tlvbufAddOctet(gf, (flags & ~RSGT_FLAG_TLV16_RUNTIME) | tlvtype);
if(r != 0) goto done;
r = tlvbufAddOctet(gf, len & 0xff);
done: return r;
}
int
static int
tlv16Write(gtfile gf, int flags, int tlvtype, uint16_t len)
{
uint16_t typ;
int r;
assert((flags & RSGT_TYPE_MASK) == 0);
assert((tlvtype >> 8 & RSGT_TYPE_MASK) == (tlvtype >> 8));
typ = ((flags | RSGT_FLAG_TLV16) << 8) | tlvtype;
typ = ((flags | RSGT_FLAG_TLV16_RUNTIME) << 8) | tlvtype;
r = tlvbufAddOctet(gf, typ >> 8);
if(r != 0) goto done;
r = tlvbufAddOctet(gf, typ & 0xff);

View File

@ -342,6 +342,14 @@ void rsgt_errctxFrstRecInBlk(gterrctx_t *ectx, char *rec);
void rsgt_objfree(uint16_t tlvtype, void *obj);
void rsgt_set_debug(int iDebug);
int rsgt_ConvertSigFile(char* name, FILE *oldsigfp, FILE *newsigfp, int verbose);
// int tlvbufAddOctet(gtfile gf, int8_t octet);
// int tlvbufAddOctetString(gtfile gf, uint8_t *octet, int size);
// int tlvbufAddInt64(gtfile gf, uint64_t val);
// uint8_t tlvbufGetInt64OctetSize(uint64_t val);
// int tlvbufPhysWrite(gtfile gf);
/* TODO: replace these? */
int hash_m(gtfile gf, GTDataHash **m);
@ -349,5 +357,7 @@ int hash_r(gtfile gf, GTDataHash **r, const unsigned char *rec, const size_t len
int hash_node(gtfile gf, GTDataHash **node, GTDataHash *m, GTDataHash *r, uint8_t level);
extern char *rsgt_read_puburl; /**< url of publication server */
extern uint8_t rsgt_read_showVerified;
extern int RSGT_FLAG_TLV16_RUNTIME;
extern int RSGT_FLAG_NONCRIT_RUNTIME;
#endif /* #ifndef INCLUDED_LIBRSGT_H */

View File

@ -82,7 +82,7 @@ sigTypeName(uint8_t sigID)
/* Flags and record types for TLV handling */
#define RSGT_FLAG_NONCRIT 0x20
#define RSGT_FLAG_FORWARD 0x40
#define RSGT_FLAG_TLV16 0x80
#define RSGT_TYPE_MASK 0x1f
#define RSGT_FLAG_TLV16 0x80
#endif /* #ifndef INCLUDED_LIBRSGTCM_H */

View File

@ -64,6 +64,12 @@ uint8_t rsgt_read_showVerified = 0;
/* check return state of operation and abort, if non-OK */
#define CHKr(code) if((r = code) != 0) goto done
static void
errfunc(__attribute__((unused)) void *usrptr, uchar *emsg)
{
if (rsgt_read_debug)
printf("Internal Error: %s \n", emsg);
}
/* if verbose==0, only the first and last two octets are shown,
* otherwise everything.
@ -201,6 +207,110 @@ reportVerifySuccess(gterrctx_t *ectx, GTVerificationInfo *vrfyInf)
}
}
/* return the actual length in to-be-written octets of an integer */
static inline uint8_t
rsgt_tlvGetInt64OctetSize(uint64_t val)
{
if(val >> 56)
return 8;
if((val >> 48) & 0xff)
return 7;
if((val >> 40) & 0xff)
return 6;
if((val >> 32) & 0xff)
return 5;
if((val >> 24) & 0xff)
return 4;
if((val >> 16) & 0xff)
return 3;
if((val >> 8) & 0xff)
return 2;
return 1;
}
static inline int rsgt_tlvfileAddOctet(FILE *newsigfp, int8_t octet)
{
/* Directory write into file */
int r = 0;
if ( fputc(octet, newsigfp) == EOF )
r = RSGTE_IO;
done: return r;
}
static inline int rsgt_tlvfileAddOctetString(FILE *newsigfp, uint8_t *octet, int size)
{
int i, r = 0;
for(i = 0 ; i < size ; ++i) {
r = rsgt_tlvfileAddOctet(newsigfp, octet[i]);
if(r != 0) goto done;
}
done: return r;
}
static inline int rsgt_tlvfileAddInt64(FILE *newsigfp, uint64_t val)
{
uint8_t doWrite = 0;
int r;
if(val >> 56) {
r = rsgt_tlvfileAddOctet(newsigfp, (val >> 56) & 0xff), doWrite = 1;
if(r != 0) goto done;
}
if(doWrite || ((val >> 48) & 0xff)) {
r = rsgt_tlvfileAddOctet(newsigfp, (val >> 48) & 0xff), doWrite = 1;
if(r != 0) goto done;
}
if(doWrite || ((val >> 40) & 0xff)) {
r = rsgt_tlvfileAddOctet(newsigfp, (val >> 40) & 0xff), doWrite = 1;
if(r != 0) goto done;
}
if(doWrite || ((val >> 32) & 0xff)) {
r = rsgt_tlvfileAddOctet(newsigfp, (val >> 32) & 0xff), doWrite = 1;
if(r != 0) goto done;
}
if(doWrite || ((val >> 24) & 0xff)) {
r = rsgt_tlvfileAddOctet(newsigfp, (val >> 24) & 0xff), doWrite = 1;
if(r != 0) goto done;
}
if(doWrite || ((val >> 16) & 0xff)) {
r = rsgt_tlvfileAddOctet(newsigfp, (val >> 16) & 0xff), doWrite = 1;
if(r != 0) goto done;
}
if(doWrite || ((val >> 8) & 0xff)) {
r = rsgt_tlvfileAddOctet(newsigfp, (val >> 8) & 0xff), doWrite = 1;
if(r != 0) goto done;
}
r = rsgt_tlvfileAddOctet(newsigfp, val & 0xff);
done: return r;
}
static int
rsgt_tlv8Write(FILE *newsigfp, int flags, int tlvtype, int len)
{
int r;
assert((flags & RSGT_TYPE_MASK) == 0);
assert((tlvtype & RSGT_TYPE_MASK) == tlvtype);
r = rsgt_tlvfileAddOctet(newsigfp, (flags & ~RSGT_FLAG_TLV16_RUNTIME) | tlvtype);
if(r != 0) goto done;
r = rsgt_tlvfileAddOctet(newsigfp, len & 0xff);
done: return r;
}
static int
rsgt_tlv16Write(FILE *newsigfp, int flags, int tlvtype, uint16_t len)
{
uint16_t typ;
int r;
assert((flags & RSGT_TYPE_MASK) == 0);
assert((tlvtype >> 8 & RSGT_TYPE_MASK) == (tlvtype >> 8));
typ = ((flags | RSGT_FLAG_TLV16_RUNTIME) << 8) | tlvtype;
r = rsgt_tlvfileAddOctet(newsigfp, typ >> 8);
if(r != 0) goto done;
r = rsgt_tlvfileAddOctet(newsigfp, typ & 0xff);
if(r != 0) goto done;
r = rsgt_tlvfileAddOctet(newsigfp, (len >> 8) & 0xff);
if(r != 0) goto done;
r = rsgt_tlvfileAddOctet(newsigfp, len & 0xff);
done: return r;
}
/**
* Write the provided record to the current file position.
*
@ -250,7 +360,9 @@ rsgt_tlvRecRead(FILE *fp, tlvrecord_t *rec)
NEXTC;
rec->hdr[0] = c;
rec->tlvtype = c & 0x1f;
if(c & RSGT_FLAG_TLV16) { /* tlv16? */
if(c & RSGT_FLAG_TLV16_RUNTIME) { /* tlv16? */
if(rsgt_read_debug)
printf("debug: TL168 %d\n", c);
rec->lenHdr = 4;
NEXTC;
rec->hdr[1] = c;
@ -262,21 +374,26 @@ rsgt_tlvRecRead(FILE *fp, tlvrecord_t *rec)
rec->hdr[3] = c;
rec->tlvlen |= c;
} else {
if(rsgt_read_debug)
printf("debug: TLV8 %d\n", c);
NEXTC;
rec->lenHdr = 2;
rec->hdr[1] = c;
rec->tlvlen = c;
}
if(fread(rec->data, (size_t) rec->tlvlen, 1, fp) != 1) {
if(rsgt_read_debug)
printf("debug: rec->tlvlen %d\n", rec->tlvlen);
r = feof(fp) ? RSGTE_EOF : RSGTE_IO;
goto done;
}
if(rsgt_read_debug)
printf("debug: rsgt_tlvRecRead tlvtype %4.4x, len %u\n", (unsigned) rec->tlvtype,
(unsigned) rec->tlvlen);
r = 0;
done: return r;
done:
if(rsgt_read_debug)
printf("debug: rsgt_tlvRecRead tlvtype %4.4x, len %u, r = %d\n", (unsigned) rec->tlvtype,
(unsigned) rec->tlvlen, r);
return r;
}
/* decode a sub-tlv record from an existing record's memory buffer
@ -291,7 +408,7 @@ rsgt_tlvDecodeSUBREC(tlvrecord_t *rec, uint16_t *stridx, tlvrecord_t *newrec)
c = rec->data[(*stridx)++];
newrec->hdr[0] = c;
newrec->tlvtype = c & 0x1f;
if(c & RSGT_FLAG_TLV16) { /* tlv16? */
if(c & RSGT_FLAG_TLV16_RUNTIME) { /* tlv16? */
newrec->lenHdr = 4;
if(rec->tlvlen == *stridx) {r=RSGTE_LEN; goto done;}
c = rec->data[(*stridx)++];
@ -447,7 +564,10 @@ rsgt_tlvDecodeSIG(tlvrecord_t *rec, uint16_t *strtidx, block_sig_t *bs)
if((bs->sig.der.data = (uint8_t*)malloc(bs->sig.der.len)) == NULL) {r=RSGTE_OOM;goto done;}
memcpy(bs->sig.der.data, subrec.data, bs->sig.der.len);
r = 0;
done: return r;
done:
if(rsgt_read_debug)
printf("debug: rsgt_tlvDecodeSIG returned %d, tlvtype %4.4x\n", r, (unsigned) rec->tlvtype);
return r;
}
static int
@ -847,6 +967,8 @@ rsgt_chkFileHdr(FILE *fp, char *expect)
char hdr[9];
if((r = rsgt_tlvrdHeader(fp, (uchar*)hdr)) != 0) goto done;
if (rsgt_read_debug)
printf("debug: rsgt_chkFileHdr header returned %s\n", hdr);
if(strcmp(hdr, expect))
r = RSGTE_INVLHDR;
else
@ -1097,7 +1219,7 @@ rsgt_extendSig(GTTimestamp *timestamp, tlvrecord_t *rec, gterrctx_t *ectx)
COPY_SUBREC_TO_NEWREC
if ((r = rsgt_tlvDecodeSUBREC(rec, &iRd, &subrec)) != 0) goto done;
/* actual sig! */
newrec.data[iWr++] = 0x09 | RSGT_FLAG_TLV16;
newrec.data[iWr++] = 0x09 | RSGT_FLAG_TLV16_RUNTIME;
newrec.data[iWr++] = 0x06;
newrec.data[iWr++] = (lenDer >> 8) & 0xff;
newrec.data[iWr++] = lenDer & 0xff;
@ -1202,3 +1324,214 @@ void rsgt_set_debug(int iDebug)
{
rsgt_read_debug = iDebug;
}
/* Helper function to convert an old V10 signature file into V11 */
int rsgt_ConvertSigFile(char* name, FILE *oldsigfp, FILE *newsigfp, int verbose)
{
int r = 0, rRead = 0;
imprint_t *imp = NULL;
tlvrecord_t rec;
tlvrecord_t subrec;
/* For signature convert*/
int i;
uint16_t strtidx = 0;
block_hdr_t *bh = NULL;
block_sig_t *bs = NULL;
uint16_t typconv;
unsigned tlvlen;
uint8_t tlvlenRecords;
/* Temporary change flags back to old default */
RSGT_FLAG_TLV16_RUNTIME = 0x20;
/* Start reading Sigblocks from old FILE */
while(1) { /* we will err out on EOF */
rRead = rsgt_tlvRecRead(oldsigfp, &rec);
if(rRead == 0 /*|| rRead == RSGTE_EOF*/) {
switch(rec.tlvtype) {
case 0x0900:
case 0x0901:
/* Convert tlvrecord Header */
if (rec.tlvtype == 0x0900) {
typconv = ((0x00 /*flags*/ | 0x80 /* NEW RSGT_FLAG_TLV16_RUNTIME*/) << 8) | 0x0902;
rec.hdr[0] = typconv >> 8;
rec.hdr[1] = typconv & 0xff;
} else if (rec.tlvtype == 0x0901) {
typconv = ((0x00 /*flags*/ | 0x80 /* NEW RSGT_FLAG_TLV16_RUNTIME*/) << 8) | 0x0903;
rec.hdr[0] = typconv >> 8;
rec.hdr[1] = typconv & 0xff;
}
/* Debug verification output */
r = rsgt_tlvDecodeIMPRINT(&rec, &imp);
if(r != 0) goto donedecode;
rsgt_printREC_HASH(stdout, imp, verbose);
/* Output into new FILE */
if((r = rsgt_tlvwrite(newsigfp, &rec)) != 0) goto done;
/* Free mem*/
free(imp->data);
free(imp);
break;
case 0x0902:
/* Split Data into HEADER and BLOCK */
strtidx = 0;
/* Create BH and BS*/
if((bh = calloc(1, sizeof(block_hdr_t))) == NULL) {
r = RSGTE_OOM;
goto donedecode;
}
if((bs = calloc(1, sizeof(block_sig_t))) == NULL) {
r = RSGTE_OOM;
goto donedecode;
}
/* Check OLD encoded HASH ALGO */
CHKr(rsgt_tlvDecodeSUBREC(&rec, &strtidx, &subrec));
if(!(subrec.tlvtype == 0x00 && subrec.tlvlen == 1)) {
r = RSGTE_FMT;
goto donedecode;
}
bh->hashID = subrec.data[0];
/* Check OLD encoded BLOCK_IV */
CHKr(rsgt_tlvDecodeSUBREC(&rec, &strtidx, &subrec));
if(!(subrec.tlvtype == 0x01)) {
r = RSGTE_INVLTYP;
goto donedecode;
}
if((bh->iv = (uint8_t*)malloc(subrec.tlvlen)) == NULL) {r=RSGTE_OOM;goto donedecode;}
memcpy(bh->iv, subrec.data, subrec.tlvlen);
/* Check OLD encoded LAST HASH */
CHKr(rsgt_tlvDecodeSUBREC(&rec, &strtidx, &subrec));
if(!(subrec.tlvtype == 0x02)) { r = RSGTE_INVLTYP; goto donedecode; }
bh->lastHash.hashID = subrec.data[0];
if(subrec.tlvlen != 1 + hashOutputLengthOctets(bh->lastHash.hashID)) {
r = RSGTE_LEN;
goto donedecode;
}
bh->lastHash.len = subrec.tlvlen - 1;
if((bh->lastHash.data = (uint8_t*)malloc(bh->lastHash.len)) == NULL) {r=RSGTE_OOM;goto donedecode;}
memcpy(bh->lastHash.data, subrec.data+1, subrec.tlvlen-1);
/* Debug verification output */
rsgt_printBLOCK_HDR(stdout, bh, verbose);
/* Check OLD encoded COUNT */
CHKr(rsgt_tlvDecodeSUBREC(&rec, &strtidx, &subrec));
if(!(subrec.tlvtype == 0x03 && subrec.tlvlen <= 8)) { r = RSGTE_INVLTYP; goto donedecode; }
bs->recCount = 0;
for(i = 0 ; i < subrec.tlvlen ; ++i) {
bs->recCount = (bs->recCount << 8) + subrec.data[i];
}
/* Check OLD encoded SIG */
CHKr(rsgt_tlvDecodeSUBREC(&rec, &strtidx, &subrec));
if(!(subrec.tlvtype == 0x0906)) { r = RSGTE_INVLTYP; goto donedecode; }
bs->sig.der.len = subrec.tlvlen;
bs->sigID = SIGID_RFC3161;
if((bs->sig.der.data = (uint8_t*)malloc(bs->sig.der.len)) == NULL) {r=RSGTE_OOM;goto donedecode;}
memcpy(bs->sig.der.data, subrec.data, bs->sig.der.len);
r = 0;
/* Debug output */
rsgt_printBLOCK_SIG(stdout, bs, verbose);
if(strtidx != rec.tlvlen) {
r = RSGTE_LEN;
goto donedecode;
}
/* Set back to NEW default */
RSGT_FLAG_TLV16_RUNTIME = 0x80;
/* Create Block Header */
tlvlen = 2 + 1 /* hash algo TLV */ +
2 + hashOutputLengthOctets(bh->hashID) /* iv */ +
2 + 1 + bh->lastHash.len /* last hash */;
/* write top-level TLV object block-hdr */
r = rsgt_tlv16Write(newsigfp, 0x00, 0x0901, tlvlen);
/* and now write the children */
/* hash-algo */
r = rsgt_tlv8Write(newsigfp, 0x00, 0x01, 1);
if(r != 0) goto done;
r = rsgt_tlvfileAddOctet(newsigfp, hashIdentifier(bh->hashID));
if(r != 0) goto done;
/* block-iv */
r = rsgt_tlv8Write(newsigfp, 0x00, 0x02, hashOutputLengthOctets(bh->hashID));
if(r != 0) goto done;
r = rsgt_tlvfileAddOctetString(newsigfp, bh->iv, hashOutputLengthOctets(bh->hashID));
if(r != 0) goto done;
/* last-hash */
r = rsgt_tlv8Write(newsigfp, 0x00, 0x03, bh->lastHash.len + 1);
if(r != 0) goto done;
r = rsgt_tlvfileAddOctet(newsigfp, bh->lastHash.hashID);
if(r != 0) goto done;
r = rsgt_tlvfileAddOctetString(newsigfp, bh->lastHash.data, bh->lastHash.len);
if(r != 0) goto done;
/* Create Block Signature */
tlvlenRecords = rsgt_tlvGetInt64OctetSize(bs->recCount);
tlvlen = 2 + tlvlenRecords /* rec-count */ +
4 + bs->sig.der.len /* rfc-3161 */;
/* write top-level TLV object (block-sig */
r = rsgt_tlv16Write(newsigfp, 0x00, 0x0904, tlvlen);
if(r != 0) goto done;
/* and now write the children */
/* rec-count */
r = rsgt_tlv8Write(newsigfp, 0x00, 0x01, tlvlenRecords);
if(r != 0) goto done;
r = rsgt_tlvfileAddInt64(newsigfp, bs->recCount);
if(r != 0) goto done;
/* rfc-3161 */
r = rsgt_tlv16Write(newsigfp, 0x00, 0x906, bs->sig.der.len);
if(r != 0) goto done;
r = rsgt_tlvfileAddOctetString(newsigfp, bs->sig.der.data, bs->sig.der.len);
/* Set back to OLD default */
RSGT_FLAG_TLV16_RUNTIME = 0x20;
donedecode:
/* Free mem*/
if (bh != NULL) {
free(bh->iv);
free(bh->lastHash.data);
free(bh);
bh = NULL;
}
if (bs != NULL) {
free(bs->sig.der.data);
free(bs);
bs = NULL;
}
if(r != 0) goto done;
break;
default:
fprintf(stdout, "unknown tlv record %4.4x\n", rec.tlvtype);
break;
}
} else {
/*if(feof(oldsigfp))
break;
else*/
r = rRead;
if(r == RSGTE_EOF)
r = 0; /* Successfully finished file */
else if(rsgt_read_debug)
printf("debug: rsgt_ConvertSigFile failed to read with error %d\n", r);
goto done;
}
/* Abort further processing if EOF */
if (rRead == RSGTE_EOF)
goto done;
}
done:
if(rsgt_read_debug)
printf("debug: rsgt_ConvertSigFile returned %d\n", r);
return r;
}

View File

@ -59,6 +59,8 @@ typedef unsigned char uchar;
#define VERSION "no-version"
#endif
int RSKSI_FLAG_TLV16_RUNTIME = RSGT_FLAG_TLV16;
int RSKSI_FLAG_NONCRIT_RUNTIME = RSGT_FLAG_NONCRIT;
static void
reportErr(rsksictx ctx, char *errmsg)
@ -298,7 +300,7 @@ tlv8WriteKSI(ksifile ksi, int flags, int tlvtype, int len)
int r;
assert((flags & RSGT_TYPE_MASK) == 0);
assert((tlvtype & RSGT_TYPE_MASK) == tlvtype);
r = tlvbufAddOctet(ksi, (flags & ~RSGT_FLAG_TLV16) | tlvtype);
r = tlvbufAddOctet(ksi, (flags & ~RSKSI_FLAG_TLV16_RUNTIME) | tlvtype);
if(r != 0) goto done;
r = tlvbufAddOctet(ksi, len & 0xff);
done: return r;
@ -311,7 +313,7 @@ tlv16WriteKSI(ksifile ksi, int flags, int tlvtype, uint16_t len)
int r;
assert((flags & RSGT_TYPE_MASK) == 0);
assert((tlvtype >> 8 & RSGT_TYPE_MASK) == (tlvtype >> 8));
typ = ((flags | RSGT_FLAG_TLV16) << 8) | tlvtype;
typ = ((flags | RSKSI_FLAG_TLV16_RUNTIME) << 8) | tlvtype;
r = tlvbufAddOctet(ksi, typ >> 8);
if(r != 0) goto done;
r = tlvbufAddOctet(ksi, typ & 0xff);

View File

@ -390,5 +390,7 @@ int hash_r_ksi(ksifile ksi, KSI_DataHash **r, const unsigned char *rec, const si
int hash_node_ksi(ksifile ksi, KSI_DataHash **node, KSI_DataHash *m, KSI_DataHash *r, uint8_t level);
extern char *rsksi_read_puburl; /**< url of publication server */
extern uint8_t rsksi_read_showVerified;
extern int RSKSI_FLAG_TLV16_RUNTIME;
extern int RSKSI_FLAG_NONCRIT_RUNTIME;
#endif /* #ifndef INCLUDED_LIBRSKSI_H */

View File

@ -266,7 +266,7 @@ rsksi_tlvRecRead(FILE *fp, tlvrecord_t *rec)
NEXTC;
rec->hdr[0] = c;
rec->tlvtype = c & 0x1f;
if(c & RSGT_FLAG_TLV16) { /* tlv16? */
if(c & RSKSI_FLAG_TLV16_RUNTIME) { /* tlv16? */
rec->lenHdr = 4;
NEXTC;
rec->hdr[1] = c;
@ -307,7 +307,7 @@ rsksi_tlvDecodeSUBREC(tlvrecord_t *rec, uint16_t *stridx, tlvrecord_t *newrec)
c = rec->data[(*stridx)++];
newrec->hdr[0] = c;
newrec->tlvtype = c & 0x1f;
if(c & RSGT_FLAG_TLV16) { /* tlv16? */
if(c & RSKSI_FLAG_TLV16_RUNTIME) { /* tlv16? */
newrec->lenHdr = 4;
if(rec->tlvlen == *stridx) {r=RSGTE_LEN; goto done;}
c = rec->data[(*stridx)++];
@ -1112,7 +1112,7 @@ rsksi_extendSig(KSI_Signature *sig, ksifile ksi, tlvrecord_t *rec, ksierrctx_t *
COPY_SUBREC_TO_NEWREC
if ((r = rsksi_tlvDecodeSUBREC(rec, &iRd, &subrec)) != 0) goto done;
/* actual sig! */
newrec.data[iWr++] = 0x09 | RSGT_FLAG_TLV16;
newrec.data[iWr++] = 0x09 | RSKSI_FLAG_TLV16_RUNTIME;
newrec.data[iWr++] = 0x06;
newrec.data[iWr++] = (lenDer >> 8) & 0xff;
newrec.data[iWr++] = lenDer & 0xff;

View File

@ -46,7 +46,7 @@
typedef unsigned char uchar;
static enum { MD_DUMP, MD_DETECT_FILE_TYPE, MD_SHOW_SIGBLK_PARAMS,
MD_VERIFY, MD_EXTEND
MD_VERIFY, MD_EXTEND, MD_CONVERT
} mode = MD_DUMP;
static enum { API_GT, API_KSI } apimode = API_GT;
static int verbose = 0;
@ -57,7 +57,7 @@ static void
dumpFile(char *name)
{
FILE *fp;
uchar hdr[9];
char hdr[9];
void *obj;
tlvrecord_t rec;
int r = -1;
@ -71,8 +71,14 @@ dumpFile(char *name)
goto err;
}
}
if((r = rsgt_tlvrdHeader(fp, hdr)) != 0) goto err;
printf("File Header: '%s'\n", hdr);
if((r = rsgt_tlvrdHeader(fp, (uchar*)hdr)) != 0) goto err;
if(!strcmp(hdr, "LOGSIG10"))
printf("File Header: Version 10 (deprecated) - conversion needed.\n");
else if(!strcmp(hdr, "LOGSIG11"))
printf("File Header: Version 11\n");
else
printf("File Header: '%s'\n", hdr);
while(1) { /* we will err out on EOF */
if((r = rsgt_tlvrd(fp, &rec, &obj)) != 0) {
if(feof(fp))
@ -87,7 +93,8 @@ dumpFile(char *name)
if(fp != stdin)
fclose(fp);
return;
err: fprintf(stderr, "error %d (%s) processing file %s\n", r, RSGTE2String(r), name);
err:
fprintf(stderr, "error %d (%s) processing file %s\n", r, RSGTE2String(r), name);
}
static void
@ -130,6 +137,97 @@ err:
if(r != RSGTE_EOF)
fprintf(stderr, "error %d (%s) processing file %s\n", r, RSGTE2String(r), name);
}
static void
convertFile(char *name)
{
FILE *oldsigfp = NULL, *newsigfp = NULL;
char hdr[9];
int r = -1;
char newsigfname[4096];
char oldsigfname[4096];
if(!strcmp(name, "-"))
oldsigfp = stdin;
else {
printf("Processing file %s:\n", name);
if((oldsigfp = fopen(name, "r")) == NULL) {
perror(name);
goto err;
}
}
if((r = rsgt_tlvrdHeader(oldsigfp, (uchar*)hdr)) != 0) goto err;
if(!strcmp(hdr, "LOGSIG10")) {
printf("Found Signature File with Version 10 - starting conversion.\n");
snprintf(newsigfname, sizeof(newsigfname), "%s.LOGSIG11", name);
snprintf(oldsigfname, sizeof(oldsigfname), "%s.LOGSIG10", name);
if((newsigfp = fopen(newsigfname, "w")) == NULL) {
perror(newsigfname);
r = RSGTE_IO;
goto err;
}
else {
/* Write FileHeader first */
if ( fwrite(LOGSIGHDR, sizeof(LOGSIGHDR)-1, 1, newsigfp) != 1) goto err;
}
if ((r = rsgt_ConvertSigFile(name, oldsigfp, newsigfp, verbose)) != 0)
goto err;
else {
/* Delete OLDFILE if there is one*/
if(unlink(oldsigfname) != 0) {
if(errno != ENOENT) {
perror("Error removing old file");
r = RSGTE_IO;
goto err;
}
}
/* Copy main sigfile to oldfile */
if(link(name, oldsigfname) != 0) {
perror("Error moving old file");
r = RSGTE_IO;
goto err;
}
/* Delete current sigfile*/
if(unlink(name) != 0) {
if(errno != ENOENT) {
perror("Error removing old file");
r = RSGTE_IO;
goto err;
}
}
/* Copy new sigfile to main sigfile */
if(link(newsigfname, name) != 0) {
perror("Error moving new file");
r = RSGTE_IO;
goto err;
}
/* Delete temporary new sigfile*/
if(unlink(newsigfname) != 0) {
if(errno != ENOENT) {
perror("Error removing new file");
r = RSGTE_IO;
goto err;
}
}
printf("File %s was converted to Version 11.\n", name);
}
}
else
printf("File does not need to be converted, File Header is: '%s'\n", hdr);
if(oldsigfp != stdin)
fclose(oldsigfp);
if (newsigfp != NULL)
fclose(newsigfp);
return;
err:
fprintf(stderr, "error %d (%s) converting file %s\n", r, RSGTE2String(r), name);
}
#endif
#ifdef ENABLEKSI
@ -137,7 +235,7 @@ static void
dumpFileKSI(char *name)
{
FILE *fp;
uchar hdr[9];
char hdr[9];
void *obj;
tlvrecord_t rec;
int r = -1;
@ -151,8 +249,13 @@ dumpFileKSI(char *name)
goto err;
}
}
if((r = rsksi_tlvrdHeader(fp, hdr)) != 0) goto err;
printf("File Header: '%s'\n", hdr);
if((r = rsksi_tlvrdHeader(fp, (uchar*)hdr)) != 0) goto err;
if(!strcmp(hdr, "LOGSIG10"))
printf("File Header: Version 10 (deprecated) - conversion needed.\n");
else if(!strcmp(hdr, "LOGSIG11"))
printf("File Header: Version 11\n");
else
printf("File Header: '%s'\n", hdr);
while(1) { /* we will err out on EOF */
if((r = rsksi_tlvrd(fp, &rec, &obj)) != 0) {
if(feof(fp))
@ -210,6 +313,38 @@ err:
if(r != RSGTE_EOF)
fprintf(stderr, "error %d (%s) processing file %s\n", r, RSKSIE2String(r), name);
}
static void
convertFileKSI(char *name)
{
FILE *fp;
char hdr[9];
int r = -1;
if(!strcmp(name, "-"))
fp = stdin;
else {
printf("Processing file %s:\n", name);
if((fp = fopen(name, "r")) == NULL) {
perror(name);
goto err;
}
}
if((r = rsksi_tlvrdHeader(fp, (uchar*)hdr)) != 0) goto err;
if(!strcmp(hdr, "LOGSIG10")) {
printf("Found Signature File with Version 10 - starting conversion.\n");
/* TODO CONVERT FILE!!!!! */
}
else
printf("File does not need to be converted, File Header is: '%s'\n", hdr);
if(fp != stdin)
fclose(fp);
return;
err:
fprintf(stderr, "error %d (%s) processing file %s\n", r, RSKSIE2String(r), name);
}
#endif
#ifdef ENABLEGT
@ -312,6 +447,7 @@ verifyGT(char *name, char *errbuf, char *sigfname, char *oldsigfname, char *nsig
fprintf(stderr, "error %d in rsgt_chkFileHdr\n", r);
goto done;
}
if(mode == MD_EXTEND) {
if(fwrite("LOGSIG11", 8, 1, nsigfp) != 1) {
perror(nsigfname);
@ -828,6 +964,16 @@ processFile(char *name)
#ifdef ENABLEKSI
if (apimode == API_KSI)
showSigblkParamsKSI(name);
#endif
break;
case MD_CONVERT:
#ifdef ENABLEGT
if (apimode == API_GT)
convertFile(name);
#endif
#ifdef ENABLEKSI
if (apimode == API_KSI)
convertFileKSI(name);
#endif
break;
case MD_VERIFY:
@ -843,6 +989,7 @@ processFile(char *name)
static struct option long_options[] =
{
{"help", no_argument, NULL, 'h'},
{"convert", no_argument, NULL, 'c'},
{"dump", no_argument, NULL, 'D'},
{"verbose", no_argument, NULL, 'v'},
{"debug", no_argument, NULL, 'd'},
@ -869,6 +1016,7 @@ rsgtutil_usage(void)
"\t-e, --extend \t\t\t Extends the RFC3161 signatures.\n"
"\t-B, --show-sigblock-params \t Show signature block parameters.\n"
"\t-T, --detect-file-type \t Show Type of signature file.\n"
"\t-c, --convert \t\t\t Convert Signature Format Version 10 to 11.\n"
"\t-V, --Version \t\t\t Print utility version\n"
"\t\tOptional parameters\n"
"\t-a <GT|KSI>, --api <GT|KSI> \t Set which API to use.\n"
@ -888,7 +1036,7 @@ main(int argc, char *argv[])
int opt;
while(1) {
opt = getopt_long(argc, argv, "aBdDeHPstTvV", long_options, NULL);
opt = getopt_long(argc, argv, "aBcdDeHPstTvV", long_options, NULL);
if(opt == -1)
break;
switch(opt) {
@ -950,6 +1098,9 @@ main(int argc, char *argv[])
case 'e':
mode = MD_EXTEND;
break;
case 'c':
mode = MD_CONVERT;
break;
case 'h':
case '?':
rsgtutil_usage();