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Diffstat (limited to 'src/certtool.c')
-rw-r--r--src/certtool.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/src/certtool.c b/src/certtool.c
index 55f5184e48..68d23f4410 100644
--- a/src/certtool.c
+++ b/src/certtool.c
@@ -53,6 +53,8 @@
#include "certtool-args.h"
#include "certtool-common.h"
+#define MAX_HASH_SIZE 64
+
static FILE *stdlog = NULL;
static void print_crl_info(gnutls_x509_crl_t crl, FILE * out);
@@ -3848,8 +3850,8 @@ static
void pubkey_keyid(common_info_st * cinfo)
{
gnutls_pubkey_t pubkey;
- uint8_t fpr[64];
- char txt[256];
+ uint8_t fpr[MAX_HASH_SIZE];
+ char txt[MAX_HASH_SIZE*2+1];
int ret;
size_t size, fpr_size;
gnutls_datum_t tmp;
@@ -3866,7 +3868,7 @@ void pubkey_keyid(common_info_st * cinfo)
else if (cinfo->hash == GNUTLS_DIG_SHA256)
flags = GNUTLS_KEYID_USE_SHA256;
else {
- fprintf(stderr, "Cannot calculate key ID with the provided hash\n");
+ fprintf(stderr, "Cannot calculate key ID with the provided hash (use sha1, or sha256)\n");
app_exit(1);
}
@@ -3906,8 +3908,8 @@ void certificate_fpr(common_info_st * cinfo)
int ret = 0;
gnutls_datum_t pem, tmp;
unsigned int crt_num;
- uint8_t fpr[32];
- char txt[128];
+ uint8_t fpr[MAX_HASH_SIZE];
+ char txt[MAX_HASH_SIZE*2+1];
size_t fpr_size;
crt = load_cert(0, cinfo);