Add support for custom hash functions

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

1 files changed, 51 insertions, 0 deletions

diff --git a/librecrypt_set_custom_algorithms.c b/librecrypt_set_custom_algorithms.c
new file mode 100644
index 0000000..2494490
--- /dev/null
+++ b/librecrypt_set_custom_algorithms.c
@@ -0,0 +1,51 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+#ifndef TEST
+
+
+void
+librecrypt_set_custom_algorithms(LIBRECRYPT_CONTEXT *ctx, const struct librecrypt_algorithm *algos, size_t nalgos)
+{
+	ctx->algos = algos;
+	ctx->nalgos = nalgos;
+}
+
+
+#else
+
+
+int
+main(void)
+{
+	LIBRECRYPT_CONTEXT *ctx;
+	const struct librecrypt_algorithm algos[5];
+
+	SET_UP_ALARM();
+	INIT_RESOURCE_TEST();
+
+	ctx = librecrypt_create_context();
+	assert(ctx != NULL);
+
+	EXPECT(ctx->algos == NULL);
+	EXPECT(ctx->nalgos == 0u);
+	librecrypt_set_custom_algorithms(ctx, algos, 5u);
+	EXPECT(ctx->algos == algos);
+	EXPECT(ctx->nalgos == 5u);
+	librecrypt_set_custom_algorithms(ctx, algos, 5u);
+	EXPECT(ctx->algos == algos);
+	EXPECT(ctx->nalgos == 5u);
+	librecrypt_set_custom_algorithms(ctx, algos, 4u);
+	EXPECT(ctx->algos == algos);
+	EXPECT(ctx->nalgos == 4u);
+	librecrypt_set_custom_algorithms(ctx, NULL, 0u);
+	EXPECT(ctx->algos == NULL);
+	EXPECT(ctx->nalgos == 0u);
+
+	librecrypt_free_context(ctx);
+
+	STOP_RESOURCE_TEST();
+	return 0;
+}
+
+
+#endif