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-rw-r--r--util-src/Makefile8
-rw-r--r--util-src/encodings.cpp (renamed from util-src/encodings.c)140
2 files changed, 143 insertions, 5 deletions
diff --git a/util-src/Makefile b/util-src/Makefile
index d28ffe81..008a1934 100644
--- a/util-src/Makefile
+++ b/util-src/Makefile
@@ -7,10 +7,18 @@ LUA_LIB?=lua$(LUA_SUFFIX)
IDN_LIB?=idn
OPENSSL_LIB?=crypto
CC?=gcc
+CXX?=g++
LD?=gcc
.SUFFIXES: .c .o .so
+encodings.o:
+ $(CXX) $(CFLAGS) -I$(LUA_INCDIR) -c -o encodings.o encodings.cpp
+
+encodings.so: encodings.o
+ MACOSX_DEPLOYMENT_TARGET="10.3"; export MACOSX_DEPLOYMENT_TARGET;
+ $(CXX) $(LDFLAGS) $(IDNA_LIBS) -o encodings.so encodings.o -lcrypto
+
.c.o:
$(CC) $(CFLAGS) -I$(LUA_INCDIR) -c -o $@ $<
diff --git a/util-src/encodings.c b/util-src/encodings.cpp
index f2109d0c..da2d10bb 100644
--- a/util-src/encodings.c
+++ b/util-src/encodings.cpp
@@ -15,14 +15,16 @@
// Newer MSVC compilers deprecate strcpy as unsafe, but we use it in a safe way
#define _CRT_SECURE_NO_DEPRECATE
+extern "C" {
#include <string.h>
#include <stdlib.h>
-
#include "lua.h"
#include "lauxlib.h"
-
+}
/***************** BASE64 *****************/
+#define LUALIB_API extern "C"
+
static const char code[]=
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
@@ -118,7 +120,8 @@ static const luaL_Reg Reg_base64[] =
};
/***************** STRINGPREP *****************/
-
+#ifndef USE_STRINGPREP_ICU
+/****************** libidn ********************/
#include <stringprep.h>
static int stringprep_prep(lua_State *L, const Stringprep_profile *profile)
@@ -164,11 +167,83 @@ static const luaL_Reg Reg_stringprep[] =
{ NULL, NULL }
};
-/***************** IDNA *****************/
+#else
+#include <unicode/usprep.h>
+//#include <unicode/stringpiece.h>
+#include <unicode/unistr.h>
+#include <unicode/utrace.h>
+static int icu_stringprep_prep(lua_State *L, const UStringPrepProfile *profile)
+{
+ size_t len;
+ const char *s;
+ UnicodeString ustr;
+ UErrorCode err = U_ZERO_ERROR;
+ UChar dest[1024];
+ char output[1024];
+ if(!lua_isstring(L, 1)) {
+ lua_pushnil(L);
+ return 1;
+ }
+ s = lua_tolstring(L, 1, &len);
+ if (len >= 1024) {
+ lua_pushnil(L);
+ return 1; // TODO return error message
+ }
+ ustr = UnicodeString::fromUTF8(s);
+ len = usprep_prepare(profile, ustr.getBuffer(), ustr.length(), dest, 1024, 0, NULL, &err);
+ if (U_FAILURE(err)) {
+ lua_pushnil(L);
+ return 1;
+ } else {
+ CheckedArrayByteSink output_sink(output, 1024);
+ UnicodeString dest_str(TRUE, dest, len);
+ dest_str.toUTF8(output_sink);
+ lua_pushstring(L, output);
+ return 1;
+ }
+}
+
+UStringPrepProfile *icu_nameprep;
+UStringPrepProfile *icu_nodeprep;
+UStringPrepProfile *icu_resourceprep;
+UStringPrepProfile *icu_saslprep;
+
+/* initialize global ICU stringprep profiles */
+void init_icu()
+{
+ 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);
+ if (U_FAILURE(err)) fprintf(stderr, "[c] util.encodings: error: %s\n", u_errorName((UErrorCode)err));
+}
+
+#define MAKE_PREP_FUNC(myFunc, prep) \
+static int myFunc(lua_State *L) { return icu_stringprep_prep(L, prep); }
+
+MAKE_PREP_FUNC(Lstringprep_nameprep, icu_nameprep) /** stringprep.nameprep(s) */
+MAKE_PREP_FUNC(Lstringprep_nodeprep, icu_nodeprep) /** stringprep.nodeprep(s) */
+MAKE_PREP_FUNC(Lstringprep_resourceprep, icu_resourceprep) /** stringprep.resourceprep(s) */
+MAKE_PREP_FUNC(Lstringprep_saslprep, icu_saslprep) /** stringprep.saslprep(s) */
+
+static const luaL_Reg Reg_stringprep[] =
+{
+ { "nameprep", Lstringprep_nameprep },
+ { "nodeprep", Lstringprep_nodeprep },
+ { "resourceprep", Lstringprep_resourceprep },
+ { "saslprep", Lstringprep_saslprep },
+ { NULL, NULL }
+};
+#endif
+
+/***************** IDNA *****************/
+#ifndef USE_STRINGPREP_ICU
+/****************** libidn ********************/
#include <idna.h>
#include <idn-free.h>
-
static int Lidna_to_ascii(lua_State *L) /** idna.to_ascii(s) */
{
size_t len;
@@ -202,6 +277,58 @@ static int Lidna_to_unicode(lua_State *L) /** idna.to_unicode(s) */
return 1; // TODO return error message
}
}
+#else
+#include <unicode/ustdio.h>
+#include <unicode/uidna.h>
+/* IDNA2003 or IDNA2008 ? ? ? */
+static int Lidna_to_ascii(lua_State *L) /** idna.to_ascii(s) */
+{
+ size_t len;
+ int32_t out_len;
+ const char *s = luaL_checklstring(L, 1, &len);
+ UnicodeString ustr;
+ UErrorCode err = U_ZERO_ERROR;
+ UChar dest[1024];
+ char output[1024];
+
+ ustr = UnicodeString::fromUTF8(s);
+ out_len = uidna_IDNToASCII(ustr.getBuffer(), ustr.length(), dest, 1024, UIDNA_USE_STD3_RULES, NULL, &err);
+ if (U_FAILURE(err)) {
+ lua_pushnil(L);
+ return 1;
+ } else {
+ CheckedArrayByteSink output_sink(output, 1024);
+ UnicodeString dest_str(TRUE, dest, out_len);
+ dest_str.toUTF8(output_sink);
+ lua_pushstring(L, output);
+ return 1;
+ }
+}
+
+static int Lidna_to_unicode(lua_State *L) /** idna.to_unicode(s) */
+{
+ size_t len;
+ int32_t out_len;
+ const char *s = luaL_checklstring(L, 1, &len);
+ UnicodeString ustr;
+ UErrorCode err = U_ZERO_ERROR;
+ UChar dest[1024];
+ char output[1024];
+
+ ustr = UnicodeString::fromUTF8(s);
+ out_len = uidna_IDNToUnicode(ustr.getBuffer(), ustr.length(), dest, 1024, UIDNA_USE_STD3_RULES, NULL, &err);
+ if (U_FAILURE(err)) {
+ lua_pushnil(L);
+ return 1;
+ } else {
+ CheckedArrayByteSink output_sink(output, 1024);
+ UnicodeString dest_str(TRUE, dest, out_len);
+ dest_str.toUTF8(output_sink);
+ lua_pushstring(L, output);
+ return 1;
+ }
+}
+#endif
static const luaL_Reg Reg_idna[] =
{
@@ -219,6 +346,9 @@ static const luaL_Reg Reg[] =
LUALIB_API int luaopen_util_encodings(lua_State *L)
{
+#ifdef USE_STRINGPREP_ICU
+ init_icu();
+#endif
luaL_register(L, "encodings", Reg);
lua_pushliteral(L, "base64");