pica-node modified to handle new id format, new files PICA_id.c PICA_id.h containing functions for working with id

git-svn-id: svn://localhost/project_picapica/trunk@263 fb96df88-216d-11de-830c-f3023f12d8ac

1 files changed, 54 insertions, 0 deletions

diff --git a/PICA_id.c b/PICA_id.c
new file mode 100644
index 0000000..aeb6b74
--- /dev/null
+++ b/PICA_id.c
@@ -0,0 +1,54 @@
+ 
+#include "PICA_id.h"
+#include <openssl/bio.h>
+#include <string.h>
+ 
+int PICA_id_from_X509(X509 *x, unsigned char *id)
+{
+unsigned char *der = NULL;
+int len;
+
+len = i2d_X509(x, &der);
+
+if (len <= 0)
+{
+	return 0;
+}
+
+SHA224(der, len, id);
+
+OPENSSL_free(der);
+
+return 1;
+}
+
+unsigned char *PICA_id_from_base64(const unsigned char *buf, unsigned char *id)
+{
+
+}
+
+char *PICA_id_to_base64(const unsigned char *id, char *buf)
+{
+BIO *biomem, *b64;
+static char localbuf[PICA_ID_SIZE*2];
+
+char *sourcebuf, *outputbuf = buf;
+long b64len;
+
+b64 = BIO_new(BIO_f_base64());
+biomem = BIO_new(BIO_s_mem());
+biomem = BIO_push(b64, biomem);
+BIO_write(biomem, id, PICA_ID_SIZE);
+BIO_flush(biomem);
+
+b64len = BIO_get_mem_data(biomem, &sourcebuf);
+
+if (outputbuf == NULL)
+	outputbuf = localbuf;
+
+memcpy(outputbuf, sourcebuf, b64len);
+
+outputbuf[b64len] = '\0';
+
+BIO_free_all(biomem);
+}