1 files changed, 42 insertions, 0 deletions
diff --git a/atascii.h b/atascii.h
new file mode 100644
index 0000000..ffa5d32
--- /dev/null
+++ b/atascii.h
@@ -0,0 +1,42 @@
+#ifndef ATASCII_H
+#define ATASCII_H
+
+#include <stdio.h>
+#include <string.h>
+#include "atables.h"
+
+#define ATA_MODE_UTF8 0 /* default */
+#define ATA_MODE_MAGAZINE 1
+/* TODO: #define ATA_MODE_DOTS 2 */
+
+#define ATA_FLAG_NONE 0 /* default */
+#define ATA_FLAG_UNDERLINE 1
+#define ATA_FLAG_ICS 2
+#define ATA_FLAG_TEXTMODE 4
+#define ATA_FLAG_STRIP_INVERSE 8
+
+#define ATA_CHR_FINISH -1
+
+extern const char *atascii_inverse_on;
+extern const char *atascii_inverse_off;
+
+typedef struct {
+	int mode;
+	int flags;
+	int inv;
+	int lines;
+	const char **table;
+} atascii_ctx;
+
+/* returns true if mode and flags are valid, 0 otherwise. */
+extern int atascii_context_init(atascii_ctx *ctx, int mode, int flags);
+
+/* obeys all the flags and modes.
+   result goes in dest, which needs to be 9 bytes in utf-8 mode (big
+   enough to handle up to 4 bytes of UTF-8 plus 4 bytes of ANSI escape
+   code plus a terminating null), or 12 bytes in magazine mode.
+	the return value is dest.
+ */
+extern char *atascii_a2utf(atascii_ctx *ctx, int src, char *dest);
+
+#endif