Add (so far untested and undocument) support for pepperHEADmaster

Signed-off-by: Mattias Andrée <m@maandree.se>

1 files changed, 63 insertions, 0 deletions

diff --git a/librecrypt_context_get_pepper_.c b/librecrypt_context_get_pepper_.c
new file mode 100644
index 0000000..69373f5
--- /dev/null
+++ b/librecrypt_context_get_pepper_.c
@@ -0,0 +1,63 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+struct pepper *
+librecrypt_context_get_pepper_(LIBRECRYPT_CONTEXT *ctx, enum librecrypt_hash_algorithm algo, size_t len)
+{
+	struct pepper *pepper;
+	size_t index = (size_t)algo;
+
+	switch (algo) {
+
+#if defined(SUPPORT_ARGON2I) || defined(SUPPORT_ARGON2D) || defined(SUPPORT_ARGON2ID) ||  defined(SUPPORT_ARGON2DS)
+# if defined(SUPPORT_ARGON2I)
+	case LIBRECRYPT_ARGON2I_V1_0:
+	case LIBRECRYPT_ARGON2I_V1_3:
+# endif
+# if defined(SUPPORT_ARGON2D)
+	case LIBRECRYPT_ARGON2D_V1_0:
+	case LIBRECRYPT_ARGON2D_V1_3:
+# endif
+# if defined(SUPPORT_ARGON2ID)
+	case LIBRECRYPT_ARGON2ID_V1_0:
+	case LIBRECRYPT_ARGON2ID_V1_3:
+# endif
+# if defined(SUPPORT_ARGON2DS)
+	case LIBRECRYPT_ARGON2DS_V1_0:
+	case LIBRECRYPT_ARGON2DS_V1_3:
+# endif
+# if SIZE_MAX > UINT32_MAX /* LIBAR2_MAX_KEYLEN is just UINT32_MAX cast to size_t; keep it simple: don't include <libar2.h> */
+		if (len > UINT32_MAX) {
+			errno = EINVAL;
+			return NULL;
+		}
+# endif
+		return &ctx->peppers[algo];
+#endif
+
+	default:
+		errno = ENOSYS;
+		return NULL;
+	}
+}
+
+
+#else
+
+
+int
+main(void)
+{
+	SET_UP_ALARM();
+	INIT_RESOURCE_TEST();
+
+	/* TODO test */
+
+	STOP_RESOURCE_TEST();
+	return 0;
+}
+
+
+#endif