#include <fcntl.h>
#include <stdbool.h>
-#ifdef MBEDTLS
#include <mbedtls/bignum.h>
#include <mbedtls/x509_crt.h>
#include <mbedtls/rsa.h>
#include <mbedtls/pk.h>
-#define lib_wrapper(x) mbedtls_##x
-#define MD_SHA256 MBEDTLS_MD_SHA256
-#else
-#include <polarssl/bignum.h>
-#include <polarssl/x509_crt.h>
-#include <polarssl/rsa.h>
-#define lib_wrapper(x) x
-#define MD_SHA256 POLARSSL_MD_SHA256
-#endif
#define PX5G_VERSION "0.2"
#define PX5G_COPY "Copyright (c) 2009 Steven Barth <steven@midlink.org>"
fclose(f);
}
-static void write_key(lib_wrapper(pk_context) *key, const char *path, bool pem)
+static void write_key(mbedtls_pk_context *key, const char *path, bool pem)
{
int len = 0;
if (pem) {
- if (lib_wrapper(pk_write_key_pem(key, (void *) buf, sizeof(buf)) == 0))
+ if (mbedtls_pk_write_key_pem(key, (void *) buf, sizeof(buf)) == 0)
len = strlen(buf);
} else {
- len = lib_wrapper(pk_write_key_der(key, (void *) buf, sizeof(buf)));
+ len = mbedtls_pk_write_key_der(key, (void *) buf, sizeof(buf));
if (len < 0)
len = 0;
}
write_file(path, len, pem);
}
-static void gen_key(lib_wrapper(pk_context) *key, int ksize, int exp, bool pem)
+static void gen_key(mbedtls_pk_context *key, int ksize, int exp, bool pem)
{
- lib_wrapper(pk_init(key));
+ mbedtls_pk_init(key);
fprintf(stderr, "Generating RSA private key, %i bit long modulus\n", ksize);
-#ifdef MBEDTLS
mbedtls_pk_setup(key, mbedtls_pk_info_from_type(MBEDTLS_PK_RSA));
if (mbedtls_rsa_gen_key(mbedtls_pk_rsa(*key), _urandom, NULL, ksize, exp)) {
-#else
- pk_init_ctx(key, lib_wrapper(pk_info_from_type(POLARSSL_PK_RSA)));
- if (rsa_gen_key(pk_rsa(*key), _urandom, NULL, ksize, exp)) {
-#endif
fprintf(stderr, "error: key generation failed\n");
exit(1);
}
int rsakey(char **arg)
{
- lib_wrapper(pk_context) key;
+ mbedtls_pk_context key;
unsigned int ksize = 512;
int exp = 65537;
char *path = NULL;
gen_key(&key, ksize, exp, pem);
write_key(&key, path, pem);
- lib_wrapper(pk_free(&key));
+ mbedtls_pk_free(&key);
return 0;
}
int selfsigned(char **arg)
{
- lib_wrapper(pk_context) key;
- lib_wrapper(x509write_cert) cert;
- lib_wrapper(mpi) serial;
+ mbedtls_pk_context key;
+ mbedtls_x509write_cert cert;
+ mbedtls_mpi serial;
char *subject = "";
unsigned int ksize = 512;
fprintf(stderr, "Generating selfsigned certificate with subject '%s'"
" and validity %s-%s\n", subject, fstr, tstr);
- lib_wrapper(x509write_crt_init(&cert));
- lib_wrapper(x509write_crt_set_md_alg(&cert, MD_SHA256));
- lib_wrapper(x509write_crt_set_issuer_key(&cert, &key));
- lib_wrapper(x509write_crt_set_subject_key(&cert, &key));
- lib_wrapper(x509write_crt_set_subject_name(&cert, subject));
- lib_wrapper(x509write_crt_set_issuer_name(&cert, subject));
- lib_wrapper(x509write_crt_set_validity(&cert, fstr, tstr));
- lib_wrapper(x509write_crt_set_basic_constraints(&cert, 0, -1));
- lib_wrapper(x509write_crt_set_subject_key_identifier(&cert));
- lib_wrapper(x509write_crt_set_authority_key_identifier(&cert));
+ mbedtls_x509write_crt_init(&cert);
+ mbedtls_x509write_crt_set_md_alg(&cert, MBEDTLS_MD_SHA256);
+ mbedtls_x509write_crt_set_issuer_key(&cert, &key);
+ mbedtls_x509write_crt_set_subject_key(&cert, &key);
+ mbedtls_x509write_crt_set_subject_name(&cert, subject);
+ mbedtls_x509write_crt_set_issuer_name(&cert, subject);
+ mbedtls_x509write_crt_set_validity(&cert, fstr, tstr);
+ mbedtls_x509write_crt_set_basic_constraints(&cert, 0, -1);
+ mbedtls_x509write_crt_set_subject_key_identifier(&cert);
+ mbedtls_x509write_crt_set_authority_key_identifier(&cert);
_urandom(NULL, buf, 8);
for (len = 0; len < 8; len++)
sprintf(sstr + len*2, "%02x", (unsigned char) buf[len]);
- lib_wrapper(mpi_init(&serial));
- lib_wrapper(mpi_read_string(&serial, 16, sstr));
- lib_wrapper(x509write_crt_set_serial(&cert, &serial));
+ mbedtls_mpi_init(&serial);
+ mbedtls_mpi_read_string(&serial, 16, sstr);
+ mbedtls_x509write_crt_set_serial(&cert, &serial);
if (pem) {
- if (lib_wrapper(x509write_crt_pem(&cert, (void *) buf, sizeof(buf), _urandom, NULL) < 0)) {
+ if (mbedtls_x509write_crt_pem(&cert, (void *) buf, sizeof(buf), _urandom, NULL) < 0) {
fprintf(stderr, "Failed to generate certificate\n");
return 1;
}
len = strlen(buf);
} else {
- len = lib_wrapper(x509write_crt_der(&cert, (void *) buf, sizeof(buf), _urandom, NULL));
+ len = mbedtls_x509write_crt_der(&cert, (void *) buf, sizeof(buf), _urandom, NULL);
if (len < 0) {
fprintf(stderr, "Failed to generate certificate: %d\n", len);
return 1;
}
write_file(certpath, len, pem);
- lib_wrapper(x509write_crt_free(&cert));
- lib_wrapper(mpi_free(&serial));
- lib_wrapper(pk_free(&key));
+ mbedtls_x509write_crt_free(&cert);
+ mbedtls_mpi_free(&serial);
+ mbedtls_pk_free(&key);
return 0;
}