Misc stuff

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

1 files changed, 65 insertions, 0 deletions

diff --git a/libcharconv_mandaic.c b/libcharconv_mandaic.c
new file mode 100644
index 0000000..a29ea66
--- /dev/null
+++ b/libcharconv_mandaic.c
@@ -0,0 +1,65 @@
+/* See LICENSE file for copyright and license details. */
+#include "lib-common.h"
+
+
+static struct {
+	unsigned char cp_low;
+	char latin;
+} mandaic[] = {
+	{0x40, 'a'},
+	{0x41, 'b'},
+	{0x42, 'g'},
+	{0x43, 'd'},
+	{0x44, 'h'},
+	{0x45, 'u'},
+	{0x45, 'w'},
+	{0x46, 'z'},
+	{0x47, 'H'},
+	{0x48, 'T'},
+	{0x49, 'j'},
+	{0x49, 'j'},
+	{0x4A, 'k'},
+	{0x4B, 'l'},
+	{0x4C, 'm'},
+	{0x4D, 'n'},
+	{0x4E, 's'},
+	{0x4F, 'e'},
+	{0x50, 'p'},
+	{0x51, 'Z'},
+	{0x52, 'q'},
+	{0x53, 'r'},
+	{0x54, 'S'},
+	{0x55, 't'},
+	{0x56, 'D'},
+	{0x57, 'K'},
+	{0x58, 'o'},
+	{0x59, '\''},
+	{0x5A, '*'},
+	{0x5B, ':'},
+	{0x5E, '.'}
+};
+
+
+enum libcharconv_result
+libcharconv_mandaic(const char *s, size_t slen, size_t *n, uint_least32_t *cp, size_t *ncp)
+{
+	size_t i;
+	*n = 0;
+	for (; slen--; s++) {
+		for (i = 0u; i < sizeof(mandaic) / sizeof(*mandaic); i++)
+			if (*s == mandaic[i].latin)
+					goto conv;
+		*n += 1u;
+	}
+no_conv:
+	return LIBCHARCONV_NO_CONVERT;
+
+conv:
+	if (*n)
+		goto no_conv;
+	*n += 1u;
+	if (*ncp)
+		*cp = (uint_least32_t)(UINT32_C(0x0800) | mandaic[i].cp_low);
+	*ncp = 1u;
+	return LIBCHARCONV_CONVERTED;
+}