1 files changed, 67 insertions, 0 deletions
diff --git a/include/agbsum.h b/include/agbsum.h
new file mode 100644
index 0000000..e0f207c
--- /dev/null
+++ b/include/agbsum.h
@@ -0,0 +1,67 @@
+/*
+	Copyright 2022-2023 Gabriel Jensen.
+
+	This file is part of agbsum.
+	agbsum is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+	agbsum is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.
+	You should have received a copy of the GNU Affero General Public License along with agbsum. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#ifndef agb_hdr
+#define agb_hdr
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#if __STDC_VERSION__ > 199901
+# include <stdnoreturn.h>
+#elif defined(__GNUC__)
+# define noreturn __attribute__ ((__noreturn__))
+#elif defined (_MSC_VER)
+# define noreturn __declspec (noreturn)
+#else
+# define noreturn
+#endif
+
+#define agb_rel ((uint64_t)+0xAu)
+
+#define agb_romsrt    ((size_t)+0xA0u)
+#define agb_chksumoff ((size_t)+0xBDu-agb_romsrt)
+
+typedef enum {
+	agb_cnd_err,
+	agb_cnd_oky,
+} agb_cnd;
+
+typedef struct {
+	bool        dopat;
+	char const* pth;
+	bool        sil;
+	FILE *      rom;
+} agb_dat;
+
+uint8_t
+agb_getsum (void const* restrict rom);
+
+void
+agb_pat (FILE * restrict rom, unsigned char chksum);
+
+void
+agb_hlp (void);
+
+void
+agb_chkpar (agb_dat * restrict dat, int argc, char const* const* restrict argv);
+
+void
+agb_inidat (agb_dat * restrict dat);
+
+FILE *
+agb_opn (char const* restrict pth);
+
+void
+agb_red (void * restrict buf, FILE * restrict rom);
+
+noreturn void agb_exi (agb_cnd stat, FILE * rom);
+
+#endif