Reformat pkeyutl.c, add support for verify operation but nothing actually

supports it (yet).
This commit is contained in:
Dr. Stephen Henson 2006-04-08 22:25:47 +00:00
parent 8795d38906
commit a9164153d1
3 changed files with 132 additions and 29 deletions

View File

@ -2267,6 +2267,43 @@ int args_verify(char ***pargs, int *pargc,
}
/* Read whole contents of a BIO into an allocated memory buffer and
* return it.
*/
int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
{
BIO *mem;
int len, ret;
unsigned char tbuf[1024];
mem = BIO_new(BIO_s_mem());
if (!mem)
return -1;
for(;;)
{
if ((maxlen != -1) && maxlen < 1024)
len = maxlen;
else
len = 1024;
len = BIO_read(in, tbuf, len);
if (len <= 0)
break;
if (BIO_write(mem, tbuf, len) != len)
{
BIO_free(mem);
return -1;
}
maxlen -= len;
if (maxlen == 0)
break;
}
ret = BIO_get_mem_data(mem, (char **)out);
BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
BIO_free(mem);
return ret;
}
static void nodes_print(BIO *out, const char *name,
STACK_OF(X509_POLICY_NODE) *nodes)
{

View File

@ -285,6 +285,7 @@ X509_NAME *parse_name(char *str, long chtype, int multirdn);
int args_verify(char ***pargs, int *pargc,
int *badarg, BIO *err, X509_VERIFY_PARAM **pm);
void policies_print(BIO *out, X509_STORE_CTX *ctx);
int bio_to_mem(unsigned char **out, int maxlen, BIO *in);
#define FORMAT_UNDEF 0
#define FORMAT_ASN1 1

View File

@ -81,7 +81,7 @@ int MAIN(int argc, char **);
int MAIN(int argc, char **argv)
{
BIO *in = NULL, *out = NULL;
char *infile = NULL, *outfile = NULL;
char *infile = NULL, *outfile = NULL, *sigfile = NULL;
char *engine = NULL;
int pkey_op = EVP_PKEY_OP_SIGN, key_type = KEY_PRIVKEY;
int keyform = FORMAT_PEM;
@ -89,12 +89,12 @@ int MAIN(int argc, char **argv)
char hexdump = 0, asn1parse = 0;
EVP_PKEY_CTX *ctx = NULL;
char *passargin = NULL;
int keysize;
int keysize = -1;
unsigned char *buf_in = NULL, *buf_out = NULL;
int buf_inlen, buf_outlen;
unsigned char *buf_in = NULL, *buf_out = NULL, *sig = NULL;
int buf_inlen, buf_outlen, siglen = -1;
int ret = 1, rv;
int ret = 1, rv = -1;
argc--;
argv++;
@ -118,6 +118,11 @@ int MAIN(int argc, char **argv)
if (--argc < 1) badarg = 1;
outfile= *(++argv);
}
else if (!strcmp(*argv,"-sigfile"))
{
if (--argc < 1) badarg = 1;
sigfile= *(++argv);
}
else if(!strcmp(*argv, "-inkey"))
{
if (--argc < 1)
@ -163,6 +168,8 @@ int MAIN(int argc, char **argv)
hexdump = 1;
else if(!strcmp(*argv, "-sign"))
pkey_op = EVP_PKEY_OP_SIGN;
else if(!strcmp(*argv, "-verifyr"))
pkey_op = EVP_PKEY_OP_VERIFY;
else if(!strcmp(*argv, "-verifyrecover"))
pkey_op = EVP_PKEY_OP_VERIFYRECOVER;
else if(!strcmp(*argv, "-rev"))
@ -187,24 +194,44 @@ int MAIN(int argc, char **argv)
goto end;
}
if (sigfile && (pkey_op != EVP_PKEY_OP_VERIFY))
{
BIO_puts(bio_err, "Signature file specified for non verify\n");
goto end;
}
if (!sigfile && (pkey_op == EVP_PKEY_OP_VERIFY))
{
BIO_puts(bio_err, "No signature file specified for verify\n");
goto end;
}
/* FIXME: seed PRNG only if needed */
app_RAND_load_file(NULL, bio_err, 0);
if(infile) {
if(!(in = BIO_new_file(infile, "rb"))) {
if(infile)
{
if(!(in = BIO_new_file(infile, "rb")))
{
BIO_printf(bio_err, "Error Reading Input File\n");
ERR_print_errors(bio_err);
goto end;
}
}
} else in = BIO_new_fp(stdin, BIO_NOCLOSE);
else
in = BIO_new_fp(stdin, BIO_NOCLOSE);
if(outfile) {
if(!(out = BIO_new_file(outfile, "wb"))) {
BIO_printf(bio_err, "Error Reading Output File\n");
if(outfile)
{
if(!(out = BIO_new_file(outfile, "wb")))
{
BIO_printf(bio_err, "Error Creating Output File\n");
ERR_print_errors(bio_err);
goto end;
}
}
} else {
else
{
out = BIO_new_fp(stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
{
@ -214,24 +241,44 @@ int MAIN(int argc, char **argv)
#endif
}
buf_in = OPENSSL_malloc(keysize * 2);
if (sigfile)
{
BIO *sigbio = BIO_new_file(sigfile, "rb");
if (!sigbio)
{
BIO_printf(bio_err, "Can't open signature file %s\n",
sigfile);
goto end;
}
siglen = bio_to_mem(&sig, keysize * 10, sigbio);
BIO_free(sigbio);
if (siglen <= 0)
{
BIO_printf(bio_err, "Error reading signature data\n");
goto end;
}
}
buf_out = OPENSSL_malloc(keysize);
/* Read the input data */
buf_inlen = BIO_read(in, buf_in, keysize * 2);
if(buf_inlen <= 0) {
buf_inlen = bio_to_mem(&buf_in, keysize * 10, in);
if(buf_inlen <= 0)
{
BIO_printf(bio_err, "Error reading input Data\n");
exit(1);
}
if(rev) {
}
if(rev)
{
int i;
unsigned char ctmp;
for(i = 0; i < buf_inlen/2; i++) {
for(i = 0; i < buf_inlen/2; i++)
{
ctmp = buf_in[i];
buf_in[i] = buf_in[buf_inlen - 1 - i];
buf_in[buf_inlen - 1 - i] = ctmp;
}
}
}
switch(pkey_op)
{
case EVP_PKEY_OP_VERIFYRECOVER:
@ -252,30 +299,48 @@ int MAIN(int argc, char **argv)
case EVP_PKEY_OP_DECRYPT:
rv = EVP_PKEY_decrypt(ctx, buf_out, &buf_outlen,
buf_in, buf_inlen);
break;
break;
case EVP_PKEY_OP_VERIFY:
rv = EVP_PKEY_verify(ctx, sig, siglen, buf_in, buf_inlen);
if (rv == 0)
BIO_puts(out, "Signature Verification Failure\n");
else if (rv == 1)
BIO_puts(out, "Signature Verified Successfully\n");
if (rv >= 0)
goto end;
break;
}
if(rv <= 0) {
if(rv <= 0)
{
BIO_printf(bio_err, "Public Key operation error\n");
ERR_print_errors(bio_err);
goto end;
}
}
ret = 0;
if(asn1parse) {
if(!ASN1_parse_dump(out, buf_out, buf_outlen, 1, -1)) {
if(asn1parse)
{
if(!ASN1_parse_dump(out, buf_out, buf_outlen, 1, -1))
ERR_print_errors(bio_err);
}
} else if(hexdump) BIO_dump(out, (char *)buf_out, buf_outlen);
else BIO_write(out, buf_out, buf_outlen);
else if(hexdump)
BIO_dump(out, (char *)buf_out, buf_outlen);
else
BIO_write(out, buf_out, buf_outlen);
end:
if (ctx)
EVP_PKEY_CTX_free(ctx);
BIO_free(in);
BIO_free_all(out);
if(buf_in) OPENSSL_free(buf_in);
if(buf_out) OPENSSL_free(buf_out);
if (buf_in)
OPENSSL_free(buf_in);
if (buf_out)
OPENSSL_free(buf_out);
if (sig)
OPENSSL_free(sig);
return ret;
}
@ -309,7 +374,7 @@ static EVP_PKEY_CTX *init_ctx(int *pkeysize,
EVP_PKEY *pkey = NULL;
EVP_PKEY_CTX *ctx = NULL;
char *passin = NULL;
int rv;
int rv = -1;
X509 *x;
if(((pkey_op == EVP_PKEY_OP_SIGN) || (pkey_op == EVP_PKEY_OP_DECRYPT))
&& (key_type != KEY_PRIVKEY))