From 9324c85254fbc515528cf9370b4d8564d646f043 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sat, 31 Jan 2026 12:31:10 +0100 Subject: Misc MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- libcharconv_tagbanwa.c | 84 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 84 insertions(+) create mode 100644 libcharconv_tagbanwa.c (limited to 'libcharconv_tagbanwa.c') diff --git a/libcharconv_tagbanwa.c b/libcharconv_tagbanwa.c new file mode 100644 index 0000000..fd23d8c --- /dev/null +++ b/libcharconv_tagbanwa.c @@ -0,0 +1,84 @@ +/* See LICENSE file for copyright and license details. */ +#include "lib-common.h" + + +enum libcharconv_result +libcharconv_tagbanwa(const char *s, size_t slen, size_t *n, uint_least32_t *cp, size_t *ncp) +{ + uint_least32_t c; + *n = 0; + for (; slen--; s++) { + PLAIN_SELECT("kgGtdnpbmylws", 0x1763); + switch (s[0]) { + case 'a': c = UINT32_C(0x1760); goto conv1; + case 'i': c = UINT32_C(0x1761); goto conv1; + case 'u': c = UINT32_C(0x1762); goto conv1; + case '^': + if (!slen) + return LIBCHARCONV_INDETERMINATE; + switch (s[1]) { + case 'i': c = UINT32_C(0x1772); goto conv2; + case 'u': c = UINT32_C(0x1773); goto conv2; + default: + goto no_match; + } + goto no_match; + default: + no_match: + *n += 1u; + break; + } + } +no_conv: + return LIBCHARCONV_NO_CONVERT; + +conv: + if (*n) + goto no_conv; + if (!slen) + return LIBCHARCONV_INDETERMINATE; + switch (s[1]) { + case 'a': + if (*ncp >= 1u) + cp[0] = c; + *n += 2u; + *ncp = 1u; + return LIBCHARCONV_CONVERTED; + case 'i': + if (*ncp >= 1u) + cp[0] = c; + if (*ncp >= 2u) + cp[1] = UINT32_C(0x1772); + *n += 2u; + *ncp = 2u; + return LIBCHARCONV_CONVERTED; + case 'u': + if (*ncp >= 1u) + cp[0] = c; + if (*ncp >= 2u) + cp[1] = UINT32_C(0x1773); + *n += 2u; + *ncp = 2u; + return LIBCHARCONV_CONVERTED; + default: + goto no_match; + } + +conv1: + if (*n) + goto no_conv; + if (*ncp) + *cp = c; + *n += 1u; + *ncp = 1u; + return LIBCHARCONV_CONVERTED; + +conv2: + if (*n) + goto no_conv; + if (*ncp) + *cp = c; + *n += 2u; + *ncp = 1u; + return LIBCHARCONV_CONVERTED; +} -- cgit v1.2.3-70-g09d2