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Add the possibility to use an engine as random byte generator.

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This commit is contained in:
Richard Levitte 2000-07-07 17:13:54 +00:00
parent c7a48d3d00
commit a46229b43f
1 changed files with 29 additions and 1 deletions
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30
apps/genrsa.c
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@ -69,6 +69,7 @@
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/pem.h>
#include <openssl/engine.h>
#define DEFBITS 512
#undef PROG
@ -80,6 +81,7 @@ int MAIN(int, char **);
int MAIN(int argc, char **argv)
{
ENGINE *e = NULL;
int ret=1;
RSA *rsa=NULL;
int i,num=DEFBITS;
@ -88,6 +90,7 @@ int MAIN(int argc, char **argv)
unsigned long f4=RSA_F4;
char *outfile=NULL;
char *passargout = NULL, *passout = NULL;
char *engine=NULL;
char *inrand=NULL;
BIO *out=NULL;
@ -116,6 +119,11 @@ int MAIN(int argc, char **argv)
f4=3;
else if (strcmp(*argv,"-F4") == 0 || strcmp(*argv,"-f4") == 0)
f4=RSA_F4;
else if (strcmp(*argv,"-engine") == 0)
{
if (--argc < 1) goto bad;
engine= *(++argv);
}
else if (strcmp(*argv,"-rand") == 0)
{
if (--argc < 1) goto bad;
@ -154,6 +162,7 @@ bad:
BIO_printf(bio_err," -passout arg output file pass phrase source\n");
BIO_printf(bio_err," -f4 use F4 (0x10001) for the E value\n");
BIO_printf(bio_err," -3 use 3 for the E value\n");
BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
BIO_printf(bio_err," load the file (or the files in the directory) into\n");
BIO_printf(bio_err," the random number generator\n");
@ -167,6 +176,24 @@ bad:
goto err;
}
if (engine != NULL)
{
if((e = ENGINE_by_id(engine)) == NULL)
{
BIO_printf(bio_err,"invalid engine \"%s\"\n",
engine);
goto err;
}
if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
{
BIO_printf(bio_err,"can't use that engine\n");
goto err;
}
BIO_printf(bio_err,"engine \"%s\" set.\n", engine);
/* Free our "structural" reference. */
ENGINE_free(e);
}
if (outfile == NULL)
BIO_set_fp(out,stdout,BIO_NOCLOSE);
else
@ -178,7 +205,8 @@ bad:
}
}
if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL)
if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
&& !RAND_status())
{
BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");
}