+static int dsa_sig_print(BIO *bp, const X509_ALGOR *sigalg,
+ const ASN1_STRING *sig,
+ int indent, ASN1_PCTX *pctx)
+ {
+ DSA_SIG *dsa_sig;
+ const unsigned char *p;
+ if (!sig)
+ {
+ if (BIO_puts(bp, "\n") <= 0)
+ return 0;
+ else
+ return 1;
+ }
+ p = sig->data;
+ dsa_sig = d2i_DSA_SIG(NULL, &p, sig->length);
+ if (dsa_sig)
+ {
+ int rv = 0;
+ size_t buf_len = 0;
+ unsigned char *m=NULL;
+ update_buflen(dsa_sig->r, &buf_len);
+ update_buflen(dsa_sig->s, &buf_len);
+ m = OPENSSL_malloc(buf_len+10);
+ if (m == NULL)
+ {
+ DSAerr(DSA_F_DSA_SIG_PRINT,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (BIO_write(bp, "\n", 1) != 1)
+ goto err;
+
+ if (!ASN1_bn_print(bp,"r: ",dsa_sig->r,m,indent))
+ goto err;
+ if (!ASN1_bn_print(bp,"s: ",dsa_sig->s,m,indent))
+ goto err;
+ rv = 1;
+ err:
+ if (m)
+ OPENSSL_free(m);
+ DSA_SIG_free(dsa_sig);
+ return rv;
+ }
+ return X509_signature_dump(bp, sig, indent);
+ }
+