feat: add libft ssl skel

include/libft_ssl.h

@@ -1,6 +1,21 @@
 #ifndef LIBFT_SSL_H
 #define LIBFT_SSL_H
 
-int	do_nothing(void);
+#include <stddef.h>
+#include <stdint.h>
+
+struct digest_algo
+{
+	const char	*name;
+	size_t		digest_size;
+	size_t		block_size;
+	size_t		ctx_size;
+	void		(*init)  (void *ctx);
+	void		(*update)(void *ctx, const uint8_t *data, size_t len);
+	void		(*final) (void *ctx, uint8_t *out);
+};
+
+extern const struct digest_algo	g_md5;
+extern const struct digest_algo	g_sha256;
 
 #endif

src/libft_ssl.c

@@ -1,6 +1,21 @@
+#include "libft_ssl.h"
 
-int
+const struct digest_algo	g_md5 = {
-do_nothing(void)
+	.name			= "md5",
-{
+	.digest_size	= 16,
-	return 0;
+	.block_size		= 64,
-}
+	.ctx_size		= 0,
+	.init			= NULL,
+	.update			= NULL,
+	.final			= NULL,
+};
+
+const struct digest_algo	g_sha256 = {
+	.name			= "sha256",
+	.digest_size	= 32,
+	.block_size		= 64,
+	.ctx_size		= 0,
+	.init			= NULL,
+	.update			= NULL,
+	.final			= NULL,
+};