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Support I/O with files in new fips_gcmtest program.

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This commit is contained in:
Dr. Stephen Henson 2011-03-08 13:42:21 +00:00
parent c34a652e1e
commit ce57f0d5c2
1 changed files with 37 additions and 10 deletions
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47
fips/aes/fips_gcmtest.c
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@ -75,7 +75,7 @@ int main(int argc, char **argv)
#include "fips_utl.h" #include "fips_utl.h"
static void gcmtest(int encrypt) static void gcmtest(FILE *in, FILE *out, int encrypt)
{ {
char buf[2048]; char buf[2048];
char lbuf[2048]; char lbuf[2048];
@ -89,9 +89,9 @@ static void gcmtest(int encrypt)
const EVP_CIPHER *gcm = NULL; const EVP_CIPHER *gcm = NULL;
FIPS_cipher_ctx_init(&ctx); FIPS_cipher_ctx_init(&ctx);
while(fgets(buf,sizeof buf,stdin) != NULL) while(fgets(buf,sizeof buf,in) != NULL)
{ {
fputs(buf,stdout); fputs(buf,out);
if (!parse_line(&keyword, &value, lbuf, buf)) if (!parse_line(&keyword, &value, lbuf, buf))
continue; continue;
if(!strcmp(keyword,"[Keylen")) if(!strcmp(keyword,"[Keylen"))
@ -194,7 +194,7 @@ static void gcmtest(int encrypt)
fprintf(stderr, "IV gen error\n"); fprintf(stderr, "IV gen error\n");
exit(1); exit(1);
} }
OutputValue("IV", iv, ivlen, stdout, 0); OutputValue("IV", iv, ivlen, out, 0);
} }
else else
FIPS_cipherinit(&ctx, NULL, key, iv, 1); FIPS_cipherinit(&ctx, NULL, key, iv, 1);
@ -210,8 +210,8 @@ static void gcmtest(int encrypt)
FIPS_cipher(&ctx, NULL, NULL, 0); FIPS_cipher(&ctx, NULL, NULL, 0);
FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_GCM_GET_TAG, FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_GCM_GET_TAG,
taglen, tag); taglen, tag);
OutputValue("CT", ct, ptlen, stdout, 0); OutputValue("CT", ct, ptlen, out, 0);
OutputValue("Tag", tag, taglen, stdout, 0); OutputValue("Tag", tag, taglen, out, 0);
if (iv) if (iv)
OPENSSL_free(iv); OPENSSL_free(iv);
if (aad) if (aad)
@ -243,9 +243,9 @@ static void gcmtest(int encrypt)
} }
rv = FIPS_cipher(&ctx, NULL, NULL, 0); rv = FIPS_cipher(&ctx, NULL, NULL, 0);
if (rv < 0) if (rv < 0)
printf("FAIL\n"); fprintf(out, "FAIL\n");
else else
OutputValue("PT", pt, ptlen, stdout, 0); OutputValue("PT", pt, ptlen, out, 0);
if (iv) if (iv)
OPENSSL_free(iv); OPENSSL_free(iv);
if (aad) if (aad)
@ -266,7 +266,28 @@ static void gcmtest(int encrypt)
int main(int argc,char **argv) int main(int argc,char **argv)
{ {
int encrypt; int encrypt;
if(argc != 2) FILE *in, *out;
if (argc == 4)
{
in = fopen(argv[2], "r");
if (!in)
{
fprintf(stderr, "Error opening input file\n");
exit(1);
}
out = fopen(argv[3], "w");
if (!out)
{
fprintf(stderr, "Error opening output file\n");
exit(1);
}
}
else if (argc == 2)
{
in = stdin;
out = stdout;
}
else
{ {
fprintf(stderr,"%s [-encrypt|-decrypt]\n",argv[0]); fprintf(stderr,"%s [-encrypt|-decrypt]\n",argv[0]);
exit(1); exit(1);
@ -286,7 +307,13 @@ int main(int argc,char **argv)
exit(1); exit(1);
} }
gcmtest(encrypt); gcmtest(in, out, encrypt);
if (argc == 4)
{
fclose(in);
fclose(out);
}
return 0; return 0;
} }