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util-src/encodings.c @ 10061:5c71693c8345
Merge 0.11->trunk
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Mon, 08 Jul 2019 02:44:32 +0200 |
parent | 10006:5a5fd234dec7 |
child | 10261:010c67532ed0 |
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--- a/util-src/encodings.c Mon Jul 08 02:46:27 2019 +0200 +++ b/util-src/encodings.c Mon Jul 08 02:44:32 2019 +0200 @@ -268,6 +268,7 @@ #include <unicode/usprep.h> #include <unicode/ustring.h> #include <unicode/utrace.h> +#include <unicode/uspoof.h> static int icu_stringprep_prep(lua_State *L, const UStringPrepProfile *profile) { size_t input_len; @@ -321,15 +322,23 @@ UStringPrepProfile *icu_nodeprep; UStringPrepProfile *icu_resourceprep; UStringPrepProfile *icu_saslprep; +USpoofChecker *icu_spoofcheck; + +#if (U_ICU_VERSION_MAJOR_NUM < 58) +/* COMPAT */ +#define USPOOF_CONFUSABLE (USPOOF_SINGLE_SCRIPT_CONFUSABLE | USPOOF_MIXED_SCRIPT_CONFUSABLE | USPOOF_WHOLE_SCRIPT_CONFUSABLE) +#endif /* initialize global ICU stringprep profiles */ -void init_icu() { +void init_icu(void) { UErrorCode err = U_ZERO_ERROR; utrace_setLevel(UTRACE_VERBOSE); icu_nameprep = usprep_openByType(USPREP_RFC3491_NAMEPREP, &err); icu_nodeprep = usprep_openByType(USPREP_RFC3920_NODEPREP, &err); icu_resourceprep = usprep_openByType(USPREP_RFC3920_RESOURCEPREP, &err); icu_saslprep = usprep_openByType(USPREP_RFC4013_SASLPREP, &err); + icu_spoofcheck = uspoof_open(&err); + uspoof_setChecks(icu_spoofcheck, USPOOF_CONFUSABLE, &err); if(U_FAILURE(err)) { fprintf(stderr, "[c] util.encodings: error: %s\n", u_errorName((UErrorCode)err)); @@ -477,6 +486,40 @@ } } +static int Lskeleton(lua_State *L) { + size_t len; + int32_t ulen, dest_len, output_len; + const char *s = luaL_checklstring(L, 1, &len); + UErrorCode err = U_ZERO_ERROR; + UChar ustr[1024]; + UChar dest[1024]; + char output[1024]; + + u_strFromUTF8(ustr, 1024, &ulen, s, len, &err); + + if(U_FAILURE(err)) { + lua_pushnil(L); + return 1; + } + + dest_len = uspoof_getSkeleton(icu_spoofcheck, 0, ustr, ulen, dest, 1024, &err); + + if(U_FAILURE(err)) { + lua_pushnil(L); + return 1; + } + + u_strToUTF8(output, 1024, &output_len, dest, dest_len, &err); + + if(U_SUCCESS(err)) { + lua_pushlstring(L, output, output_len); + return 1; + } + + lua_pushnil(L); + return 1; +} + #else /* USE_STRINGPREP_ICU */ /****************** libidn ********************/ @@ -558,6 +601,13 @@ luaL_setfuncs(L, Reg_utf8, 0); lua_setfield(L, -2, "utf8"); +#ifdef USE_STRINGPREP_ICU + lua_newtable(L); + lua_pushcfunction(L, Lskeleton); + lua_setfield(L, -2, "skeleton"); + lua_setfield(L, -2, "confusable"); +#endif + lua_pushliteral(L, "-3.14"); lua_setfield(L, -2, "version"); return 1;