checkpoint

1 files changed, 27 insertions, 0 deletions

diff --git a/src/rnd.h b/src/rnd.h
new file mode 100644
index 0000000..170a902
--- /dev/null
+++ b/src/rnd.h
@@ -0,0 +1,27 @@
+#pragma once
+#include <stddef.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+
+struct prne_rnd_engine;
+typedef struct prne_rnd_engine prne_rnd_engine_t;
+typedef struct prne_rnd_engnie_alloc_result prne_rnd_engnie_alloc_result_t;
+
+typedef enum {
+	PRNE_RND_ENGINE_ALLOC_OK,
+	PRNE_RND_ENGINE_ALLOC_INVALID_SEED,
+	PRNE_RND_ENGINE_ALLOC_MEM_ERR
+} prne_rnd_engine_alloc_result_code_t;
+
+struct prne_rnd_engnie_alloc_result {
+	prne_rnd_engine_alloc_result_code_t result;
+	prne_rnd_engine_t *engine;
+};
+
+
+void prne_init_alloc_rnd_engine_result (prne_rnd_engnie_alloc_result_t *r);
+prne_rnd_engnie_alloc_result_t prne_alloc_rnd_engine (const uint32_t *seed);
+void prne_free_rnd_engine (prne_rnd_engine_t *engine);
+uint32_t prne_rnd_gen_int (prne_rnd_engine_t *engine);
+double prne_rnd_gen_double (prne_rnd_engine_t *engine);