From 48870de574bc6712a07ccb519459bf933336d3e1 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Mon, 26 Jan 2026 20:59:14 +0100 Subject: Add mayan MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- libcharconv_mayan.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 libcharconv_mayan.c (limited to 'libcharconv_mayan.c') diff --git a/libcharconv_mayan.c b/libcharconv_mayan.c new file mode 100644 index 0000000..48bf037 --- /dev/null +++ b/libcharconv_mayan.c @@ -0,0 +1,57 @@ +/* See LICENSE file for copyright and license details. */ +#include "lib-common.h" + + +enum libcharconv_result +libcharconv_mayan(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++) { + if (*s == '1') { + if (!slen) { + c = UINT32_C(0x1D2E0) + (unsigned)(*s - '0'); + goto conv_if_end; + } + if ('0' > s[1] || s[1] > '9') + goto one; + c = UINT32_C(0x1D2E0) + (unsigned)(s[0] - '0') * 10u + (unsigned)(s[1] - '0'); + goto conv2; + } else if ('0' <= *s && *s <= '9') { + one: + c = UINT32_C(0x1D2E0) + (unsigned)(*s - '0'); + goto conv1; + } else { + *n += 1u; + } + } +no_conv: + return LIBCHARCONV_NO_CONVERT; + +conv_if_end: + if (*n) + goto no_conv; + if (*ncp) + *cp = c; + *n += 1u; + *ncp = 1u; + return LIBCHARCONV_CONVERT_IF_END; + +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