Use Solar Designer's md4/md5 on non-Windows

.github/workflows/build-win-msys2-ucrt64.yml

@@ -0,0 +1,72 @@
+name: Build 3proxy with MSYS2 UCRT64
+
+on:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  ci:
+    name: "msys2-ucrt64"
+    runs-on: windows-2022
+    steps:
+    - uses: actions/checkout@v7
+    - name: Setup MSYS2 (UCRT64)
+      uses: msys2/setup-msys2@v2
+      with:
+        msystem: UCRT64
+        update: true
+        install: >-
+          make
+          mingw-w64-ucrt-x86_64-gcc
+          mingw-w64-ucrt-x86_64-pcre2
+          mingw-w64-ucrt-x86_64-openssl
+          mingw-w64-ucrt-x86_64-zlib
+    - name: set date
+      shell: pwsh
+      run: |
+        $NOW = Get-Date -Format "yyMMddHHmmss"
+        $RELEASE = Get-Content -Path "RELEASE" -Raw
+        echo "NOW=$NOW" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
+        echo "RELEASE=$RELEASE" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
+    - name: make Windows (Makefile.win)
+      shell: msys2 {0}
+      env:
+        LIBSTATIC: 'true'
+      run: make -f Makefile.win
+    - name: make dist dir
+      shell: cmd
+      run: |
+        mkdir dist
+        mkdir dist\3proxy
+        mkdir dist\3proxy\bin
+        mkdir dist\3proxy\cfg
+        mkdir dist\3proxy\cfg\sql
+        mkdir dist\3proxy\doc
+        mkdir dist\3proxy\doc\ru
+        mkdir dist\3proxy\doc\html
+        mkdir dist\3proxy\doc\html\plugins
+        mkdir dist\3proxy\doc\html\man5
+        mkdir dist\3proxy\doc\html\man8
+        mkdir dist\3proxy\doc\html\devel
+        copy bin\3proxy.exe dist\3proxy\bin\
+        copy bin\*.dll dist\3proxy\bin\
+        copy bin\3proxy_crypt.exe dist\3proxy\bin\
+        copy cfg\*.* dist\3proxy\cfg\
+        copy cfg\sql\*.* dist\3proxy\cfg\sql\
+        copy doc\ru\*.* dist\3proxy\doc\ru\
+        copy doc\html\*.* dist\3proxy\doc\html\
+        copy doc\html\plugins\*.* dist\3proxy\doc\html\plugins\
+        copy doc\html\man8\*.* dist\3proxy\doc\html\man8\
+        copy doc\html\man5\*.* dist\3proxy\doc\html\man5\
+        copy doc\html\devel\*.* dist\3proxy\doc\html\devel\
+        copy copying dist\3proxy\
+        copy authors dist\3proxy\
+        copy README.md dist\3proxy\
+        copy rus.3ps dist\3proxy\
+    - name: Get artifact
+      uses: actions/upload-artifact@v7
+      with:
+        name: "3proxy-${{ env.RELEASE }}-msys2-ucrt64"
+        path: dist/

CMakeLists.txt

@@ -350,6 +350,14 @@ target_include_directories(common_obj PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/src)
 add_library(base64_obj OBJECT src/base64.c)
 target_include_directories(base64_obj PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/src)
 
+# mdhash object library (MD4/MD5: CAPI on Windows, bundled Solar Designer MD4/MD5 elsewhere)
+if(WIN32)
+    add_library(mdhash_obj OBJECT src/mdhash.c)
+else()
+    add_library(mdhash_obj OBJECT src/mdhash.c src/libs/md4.c src/libs/md5.c)
+endif()
+target_include_directories(mdhash_obj PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/src)
+
 # ============================================================================
 # Object libraries for 3proxy (compiled WITHOUT WITHMAIN)
 # These are used by the main 3proxy executable
@@ -411,6 +419,7 @@ add_executable(3proxy
     $<TARGET_OBJECTS:common_obj>
     $<TARGET_OBJECTS:udpsockmap_obj>
     $<TARGET_OBJECTS:base64_obj>
+    $<TARGET_OBJECTS:mdhash_obj>
     $<TARGET_OBJECTS:ftp_obj>
     $<TARGET_OBJECTS:3proxy_crypt_obj>
 )
@@ -520,6 +529,7 @@ endif()
 add_executable(3proxy_crypt
     src/3proxy_crypt.c
     $<TARGET_OBJECTS:base64_obj>
+    $<TARGET_OBJECTS:mdhash_obj>
 )
 target_sources(3proxy_crypt PRIVATE ${MD_SOURCES})
 target_compile_definitions(3proxy_crypt PRIVATE WITHMAIN)
@@ -661,16 +671,18 @@ foreach(PROXY_NAME proxy socks pop3p smtpp ftppr tcppm udppm tlspr)
 endforeach()
 
 # Install plugins
-file(GLOB PLUGINFILES "${PLUGIN_OUTPUT_DIR}/*${PLUGIN_SUFFIX}")
+# Use install(DIRECTORY ... FILES_MATCHING) so the glob resolves at install
+# time, after plugin targets have been built. A configure-time file(GLOB)
+# would run before any plugin exists and install nothing.
 if(WIN32)
-    install(FILES
+    install(DIRECTORY ${PLUGIN_OUTPUT_DIR}/
-        ${PLUGINFILES}
         DESTINATION ${CMAKE_INSTALL_BINDIR}
+        FILES_MATCHING PATTERN "*${PLUGIN_SUFFIX}"
     )
 else()
-    install(FILES
+    install(DIRECTORY ${PLUGIN_OUTPUT_DIR}/
-        ${PLUGINFILES}
         DESTINATION ${CMAKE_INSTALL_LIBDIR}/3proxy
+        FILES_MATCHING PATTERN "*${PLUGIN_SUFFIX}"
     )
 endif()
 

Makefile.FreeBSD

@@ -66,6 +66,7 @@ ifeq ($(PAM_CHECK), true)
     PLUGINS += PamAuth
 endif
 
+BUNDLED_HASH_OBJS = md4$(OBJSUFFICS) md5$(OBJSUFFICS)
 include Makefile.inc
 
 DESTDIR		?=

Makefile.Linux

@@ -69,6 +69,7 @@ PAM_CHECK ?= $(shell echo "\#include <security/pam_appl.h>\\n int main(){return
 ifeq ($(PAM_CHECK), true)
     PLUGINS += PamAuth
 endif
+BUNDLED_HASH_OBJS = md4$(OBJSUFFICS) md5$(OBJSUFFICS)
 include Makefile.inc
 
 allplugins:

Makefile.Solaris

@@ -44,6 +44,7 @@ ifeq ($(PCRE_CHECK), true)
     PCRE_LIBS = -Wl,-Bstatic -lpcre2-8 -Wl,-Bdynamic
 endif
 
+BUNDLED_HASH_OBJS = md4$(OBJSUFFICS) md5$(OBJSUFFICS)
 include Makefile.inc
 
 allplugins:

Makefile.unix

@@ -68,6 +68,7 @@ ifeq ($(PAM_CHECK), true)
     PLUGINS += PamAuth
 endif
 
+BUNDLED_HASH_OBJS = md4$(OBJSUFFICS) md5$(OBJSUFFICS)
 include Makefile.inc
 
 DESTDIR		?=

Makefile.win

@@ -37,21 +37,28 @@ BUILDDATE := $(BUILDDATE)
 AFTERCLEAN = (find . -type f -name "*.o" -delete && find . -type f -name "*.res" -delete && find src/ -type f -name "Makefile.var" -delete && find bin/ -type f -executable -delete) || true
 
 ifndef OPENSSL_CHECK
-OPENSSL_CHECK = $(shell echo "\#include <openssl/ssl.h>\\n int main(){return 0;}" | tr -d '\\\\' | cc -x c $(CFLAGS) $(LDFLAGS) -l crypto -l ssl -o testssl - 2>/dev/null && rm testssl && echo true||echo false)
+ifeq ($(LIBSTATIC), true)
+    STATIC_PREFIX = -Wl,-Bstatic
+    STATIC_SUFFIX = -Wl,-Bdynamic
+    ZLIB = -lz
+endif
+OPENSSL_CHECK = $(shell echo "\#include <openssl/ssl.h>\\n int main(){return 0;}" | tr -d '\\\\' | $(CC) -x c $(CFLAGS) $(LDFLAGS) $(STATIC_PREFIX) $(ZLIB) -l crypto -l ssl $(STATIC_SUFFIX) -o testssl - 2>/dev/null && rm testssl && echo true||echo false)
 ifeq ($(OPENSSL_CHECK), true)
-    LIBS += -l crypto -l ssl
+    LIBS += $(STATIC_PREFIX) $(ZLIB) -l crypto -l ssl $(STATIC_SUFFIX) -lcrypt32
     CFLAGS += -DWITH_SSL
     SSL_OBJS = ssllib$(OBJSUFFICS) ssl$(OBJSUFFICS)
+else
+    ZLIB :=
 endif
-PAM_CHECK = $(shell echo "\#include <security/pam_appl.h>\\n int main(){return 0;}" | tr -d '\\\\' | cc -x c $(CFLAGS) $(LDFLAGS) -l pam -o testpam - 2>/dev/null && rm testpam && echo true||echo false)
+PAM_CHECK = $(shell echo "\#include <security/pam_appl.h>\\n int main(){return 0;}" | tr -d '\\\\' | $(CC) -x c $(CFLAGS) $(LDFLAGS) -l pam -o testpam - 2>/dev/null && rm testpam && echo true||echo false)
 ifeq ($(PAM_CHECK), true)
     PLUGINS += PamAuth
 endif
-PCRE_CHECK = $(shell echo "\#define PCRE2_CODE_UNIT_WIDTH 8\\n#include <pcre2.h>\\n int main(){return 0;}" | tr -d '\\\\' | cc -x c $(CFLAGS) $(LDFLAGS) -lpcre2-8 -o testpcre - 2>/dev/null && rm testpcre && echo true||echo false)
+PCRE_CHECK = $(shell echo "\#define PCRE2_CODE_UNIT_WIDTH 8\\n#include <pcre2.h>\\n int main(){return 0;}" | tr -d '\\\\' | $(CC) -x c $(CFLAGS) $(LDFLAGS) $(STATIC_PREFIX) -lpcre2-8 $(STATIC_SUFFIX) -o testpcre - 2>/dev/null && rm testpcre && echo true||echo false)
 ifeq ($(PCRE_CHECK), true)
     CFLAGS += -DWITH_PCRE
     PCRE_OBJS = pcre$(OBJSUFFICS)
-    PCRE_LIBS = -lpcre2-8
+    PCRE_LIBS = $(STATIC_PREFIX) -lpcre2-8 $(STATIC_SUFFIX)
 endif
 endif
 

src/3proxy_crypt.c

@@ -6,13 +6,7 @@
 
 */
 #include "libs/blake2.h"
-#ifdef WITH_SSL
+#include "mdhash.h"
-#include <openssl/evp.h>
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
-#include <openssl/params.h>
-#include <openssl/core_names.h>
-#endif
-#endif
 #include <string.h>
 
 #define MD5_SIZE 16
@@ -28,11 +22,6 @@ static unsigned char itoa64[] =
         "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
 
 
-#if defined(WITH_SSL) && OPENSSL_VERSION_NUMBER >= 0x30000000L
-EVP_MD *md4_hash = NULL;
-EVP_MD *md5_hash = NULL;
-#endif
-
 void
 _crypt_to64(unsigned char *s, unsigned long v, int n)
 {
@@ -43,21 +32,13 @@ _crypt_to64(unsigned char *s, unsigned long v, int n)
 }
 
 
-#ifdef WITH_SSL
 unsigned char * ntpwdhash (unsigned char *szHash, const unsigned char *szPassword, int ctohex)
 {
 	unsigned char szUnicodePass[513];
 	unsigned int nPasswordLen;
-	EVP_MD_CTX *ctx;
+	unsigned int len = 16;
-	unsigned int len=sizeof(szUnicodePass);
 	unsigned int i;
-
+	mdh_ctx *ctx;
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
-	const EVP_MD *md4 = md4_hash;
-#else
-	const EVP_MD *md4 = EVP_md4();
-#endif
-	if(md4 == NULL) return NULL;
 
 	/*
 	 *	NT passwords are unicode.  Convert plain text password
@@ -71,15 +52,14 @@ unsigned char * ntpwdhash (unsigned char *szHash, const unsigned char *szPasswor
 	}
 
 	/* Encrypt Unicode password to a 16-byte MD4 hash */
-	ctx = EVP_MD_CTX_new();
+	ctx = mdh_init(MDH_MD4);
 	if(!ctx) return NULL;
-	if(!EVP_DigestInit_ex(ctx, md4, NULL)){
+	mdh_update(ctx, szUnicodePass, (nPasswordLen<<1));
-	    EVP_MD_CTX_free(ctx);
+	if(!mdh_final(ctx, szUnicodePass, &len)) {
+		mdh_free(ctx);
 		return NULL;
 	}
-	EVP_DigestUpdate(ctx, szUnicodePass, (nPasswordLen<<1));
+	mdh_free(ctx);
-	EVP_DigestFinal_ex(ctx, szUnicodePass, &len);
-	EVP_MD_CTX_free(ctx);
 	if (ctohex){
 		tohex(szUnicodePass, szHash, 16);
 	}
@@ -87,7 +67,6 @@ unsigned char * ntpwdhash (unsigned char *szHash, const unsigned char *szPasswor
 	memset(szUnicodePass, 0, sizeof szUnicodePass);
 	return szHash;
 }
-#endif
 
 
 unsigned char * mycrypt(const unsigned char *pw, const unsigned char *salt, unsigned char *passwd){
@@ -100,57 +79,44 @@ unsigned char * mycrypt(const unsigned char *pw, const unsigned char *salt, unsi
  int sl;
  unsigned long l;
 
-#if defined(WITH_SSL)
 #ifndef WITHMAIN
  if(salt[0] == '$' && salt[1] == '1' && salt[2] == '$' && (ep = (unsigned char *)strchr((char *)salt+3, '$'))) {
-	EVP_MD_CTX	*ctx, *ctx1;
+	mdh_ctx	*ctx, *ctx1;
-	unsigned int len;
+	unsigned int len = MD5_SIZE;
 	int pl, i;
 
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
-	const EVP_MD *md5 = md5_hash;
-#else
-	const EVP_MD *md5 = EVP_md5();
-#endif
-	if(md5 == NULL) {
-	    *passwd = 0;
-	    return NULL;
-	}
-
 	sp = salt +3;
 	sl = (int)(ep - sp);
 	magic = (unsigned char *)"$1$";
 
-	ctx = EVP_MD_CTX_new();
+	ctx = mdh_init(MDH_MD5);
 	if(!ctx) {
 	    *passwd = 0;
 	    return NULL;
 	}
-	EVP_DigestInit_ex(ctx, md5, NULL);
 
 	/* The password first, since that is what is most unknown */
-	EVP_DigestUpdate(ctx,pw,strlen((char *)pw));
+	mdh_update(ctx, pw, (unsigned int)strlen((char *)pw));
 
 	/* Then our magic string */
-	EVP_DigestUpdate(ctx,magic,strlen((char *)magic));
+	mdh_update(ctx, magic, (unsigned int)strlen((char *)magic));
 
 	/* Then the raw salt */
-	EVP_DigestUpdate(ctx,sp,sl);
+	mdh_update(ctx, sp, (unsigned int)sl);
 
 	/* Then just as many unsigned characters of the MD5(pw,salt,pw) */
-	ctx1 = EVP_MD_CTX_new();
+	ctx1 = mdh_init(MDH_MD5);
 	if(!ctx1) {
-	    EVP_MD_CTX_free(ctx);
+	    mdh_free(ctx);
 	    *passwd = 0;
 	    return NULL;
 	}
-	EVP_DigestInit_ex(ctx1, md5, NULL);
+	mdh_update(ctx1, pw, (unsigned int)strlen((char *)pw));
-	EVP_DigestUpdate(ctx1,pw,strlen((char *)pw));
+	mdh_update(ctx1, sp, (unsigned int)sl);
-	EVP_DigestUpdate(ctx1,sp,sl);
+	mdh_update(ctx1, pw, (unsigned int)strlen((char *)pw));
-	EVP_DigestUpdate(ctx1,pw,strlen((char *)pw));
+	mdh_final(ctx1, final, &len);
-	EVP_DigestFinal_ex(ctx1,final,&len);
 	for(pl = (int)strlen((char *)pw); pl > 0; pl -= MD5_SIZE)
-		EVP_DigestUpdate(ctx,final,pl>MD5_SIZE ? MD5_SIZE : pl);
+		mdh_update(ctx, final, (unsigned int)(pl>MD5_SIZE ? MD5_SIZE : pl));
 
 	/* Don't leave anything around in vm they could use. */
 	memset(final,0,sizeof final);
@@ -158,13 +124,13 @@ unsigned char * mycrypt(const unsigned char *pw, const unsigned char *salt, unsi
 	/* Then something really weird... */
 	for (i = (int)strlen((char *)pw); i ; i >>= 1)
 		if(i&1)
-		    EVP_DigestUpdate(ctx, final, 1);
+		    mdh_update(ctx, final, 1);
 		else
-		    EVP_DigestUpdate(ctx, pw, 1);
+		    mdh_update(ctx, pw, 1);
 
 
-	EVP_DigestFinal_ex(ctx,final,&len);
+	mdh_final(ctx, final, &len);
-	EVP_MD_CTX_free(ctx);
+	mdh_free(ctx);
 
 	/*
 	 * and now, just to make sure things don't run too fast
@@ -172,29 +138,29 @@ unsigned char * mycrypt(const unsigned char *pw, const unsigned char *salt, unsi
 	 * need 30 seconds to build a 1000 entry dictionary...
 	 */
 	for(i=0;i<1000;i++) {
-		EVP_MD_CTX_reset(ctx1);
+		mdh_free(ctx1);
-		EVP_DigestInit_ex(ctx1, md5, NULL);
+		ctx1 = mdh_init(MDH_MD5);
+		if(!ctx1) { *passwd = 0; return NULL; }
 		if(i & 1)
-			EVP_DigestUpdate(ctx1,pw,strlen((char *)pw));
+			mdh_update(ctx1, pw, (unsigned int)strlen((char *)pw));
 		else
-			EVP_DigestUpdate(ctx1,final,MD5_SIZE);
+			mdh_update(ctx1, final, MD5_SIZE);
 
 		if(i % 3)
-			EVP_DigestUpdate(ctx1,sp,sl);
+			mdh_update(ctx1, sp, (unsigned int)sl);
 
 		if(i % 7)
-			EVP_DigestUpdate(ctx1,pw,strlen((char *)pw));
+			mdh_update(ctx1, pw, (unsigned int)strlen((char *)pw));
 
 		if(i & 1)
-			EVP_DigestUpdate(ctx1,final,MD5_SIZE);
+			mdh_update(ctx1, final, MD5_SIZE);
 		else
-			EVP_DigestUpdate(ctx1,pw,strlen((char *)pw));
+			mdh_update(ctx1, pw, (unsigned int)strlen((char *)pw));
-		EVP_DigestFinal_ex(ctx1,final,&len);
+		mdh_final(ctx1, final, &len);
 	}
-	EVP_MD_CTX_free(ctx1);
+	mdh_free(ctx1);
  }
  else
-#endif
 #endif
   if(salt[0] == '$' && salt[1] == '3' && salt[2] == '$' && (ep = (unsigned char *)strchr((char *)salt+3, '$'))) {
     sp = salt +3;
@@ -238,9 +204,6 @@ unsigned char * mycrypt(const unsigned char *pw, const unsigned char *salt, unsi
 }
 
 #ifdef WITHMAIN
-#if defined(WITH_SSL) && OPENSSL_VERSION_NUMBER >= 0x30000000L
-#include <openssl/provider.h>
-#endif
 #include <stdio.h>
 int main(int argc, char* argv[]){
 	unsigned char buf1[128];
@@ -248,37 +211,17 @@ int main(int argc, char* argv[]){
 	unsigned i;
 	if(argc < 2 || argc > 3) {
 		fprintf(stderr, "usage: \n"
-#ifdef WITH_SSL
 			"\t%s <password>\n"
-#endif
 			"\t%s <salt> <password>\n"
-#ifdef WITH_SSL
 			"Performs NT crypt if no salt specified, BLAKE2 crypt with salt\n"
-#else
-			"Performs BLAKE2 crypt with salt\n"
-#endif
 			,
-#ifdef WITH_SSL
 			argv[0],
-#endif
 			argv[0]);
 			return 1;
 	}
-#if defined(WITH_SSL) && OPENSSL_VERSION_NUMBER >= 0x30000000L
-        OSSL_PROVIDER_load(NULL, "legacy");
-        OSSL_PROVIDER_load(NULL, "default");
-        md4_hash = EVP_MD_fetch(NULL, "MD4", NULL);
-        if (md4_hash == NULL) {
-	    fprintf(stderr, "Error fetching MD4\n");
-        }
-#endif
 	if(argc == 2) {
-#ifdef WITH_SSL
 		{ unsigned char *nt = ntpwdhash(buf1, (unsigned char *)argv[1], 1);
 		  if(nt) printf("NT:%s\n", nt); }
-#else
-		fprintf(stderr, "NT crypt not available (compiled without OpenSSL)\n");
-#endif
 	}
 	else {
 		unsigned char *cr;

src/Makefile.inc

@@ -134,7 +134,7 @@ hashtables$(OBJSUFFICS): hashtables.c proxy.h structures.h libs/blake2.h
 resolve$(OBJSUFFICS): resolve.c proxy.h structures.h
 	$(CC) $(COUT)resolve$(OBJSUFFICS) $(CFLAGS) resolve.c
 
-authradius$(OBJSUFFICS): authradius.c proxy.h structures.h
+authradius$(OBJSUFFICS): authradius.c proxy.h structures.h mdhash.h
 	$(CC) $(COUT)authradius$(OBJSUFFICS) $(CFLAGS) authradius.c
 
 conf$(OBJSUFFICS): conf.c proxy.h structures.h
@@ -146,17 +146,26 @@ log$(OBJSUFFICS): log.c proxy.h structures.h
 datatypes$(OBJSUFFICS): datatypes.c proxy.h structures.h
 	$(CC) $(COUT)datatypes$(OBJSUFFICS) $(CFLAGS) datatypes.c
 
-3proxy_crypt$(OBJSUFFICS): 3proxy_crypt.c libs/blake2.h
+3proxy_crypt$(OBJSUFFICS): 3proxy_crypt.c libs/blake2.h mdhash.h
 	$(CC) $(COUT)3proxy_crypt$(OBJSUFFICS) $(CFLAGS) 3proxy_crypt.c
 
-3proxy_cryptmain$(OBJSUFFICS): 3proxy_crypt.c libs/blake2.h
+3proxy_cryptmain$(OBJSUFFICS): 3proxy_crypt.c libs/blake2.h mdhash.h
 	$(CC) $(COUT)3proxy_cryptmain$(OBJSUFFICS) $(CFLAGS) $(DEFINEOPTION)WITHMAIN 3proxy_crypt.c
 
 blake2$(OBJSUFFICS):  libs/blake2b-ref.c
 	$(CC) $(COUT)blake2$(OBJSUFFICS) $(CFLAGS) libs/blake2b-ref.c
 
-$(BUILDDIR)$(CRYPT_PREFIX)crypt$(EXESUFFICS): blake2$(OBJSUFFICS) 3proxy_cryptmain$(OBJSUFFICS) base64$(OBJSUFFICS)
+mdhash$(OBJSUFFICS): mdhash.c mdhash.h proxy.h structures.h
-	$(LN) $(LNOUT)$(BUILDDIR)$(CRYPT_PREFIX)crypt$(EXESUFFICS) $(LDFLAGS) blake2$(OBJSUFFICS) base64$(OBJSUFFICS) 3proxy_cryptmain$(OBJSUFFICS) $(LIBS)
+	$(CC) $(COUT)mdhash$(OBJSUFFICS) $(CFLAGS) mdhash.c
+
+md4$(OBJSUFFICS): libs/md4.c libs/md4.h
+	$(CC) $(COUT)md4$(OBJSUFFICS) $(CFLAGS) libs/md4.c
+
+md5$(OBJSUFFICS): libs/md5.c libs/md5.h
+	$(CC) $(COUT)md5$(OBJSUFFICS) $(CFLAGS) libs/md5.c
+
+$(BUILDDIR)$(CRYPT_PREFIX)crypt$(EXESUFFICS): blake2$(OBJSUFFICS) 3proxy_cryptmain$(OBJSUFFICS) base64$(OBJSUFFICS) mdhash$(OBJSUFFICS) $(BUNDLED_HASH_OBJS)
+	$(LN) $(LNOUT)$(BUILDDIR)$(CRYPT_PREFIX)crypt$(EXESUFFICS) $(LDFLAGS) blake2$(OBJSUFFICS) base64$(OBJSUFFICS) mdhash$(OBJSUFFICS) $(BUNDLED_HASH_OBJS) 3proxy_cryptmain$(OBJSUFFICS) $(LIBS)
 
 stringtable$(OBJSUFFICS):  stringtable.c
 	$(CC) $(COUT)stringtable$(OBJSUFFICS) $(CFLAGS) stringtable.c
@@ -170,6 +179,6 @@ ssl$(OBJSUFFICS): ssl.c structures.h proxy.h ssl.h
 pcre$(OBJSUFFICS): pcre.c structures.h
 	$(CC) $(COUT)pcre$(OBJSUFFICS) $(CFLAGS) $(DEFINEOPTION)WITH_PCRE pcre.c
 
-$(BUILDDIR)3proxy$(EXESUFFICS): 3proxy$(OBJSUFFICS) mainfunc$(OBJSUFFICS) srvproxy$(OBJSUFFICS) srvpop3p$(OBJSUFFICS) srvsmtpp$(OBJSUFFICS) srvftppr$(OBJSUFFICS) srvsocks$(OBJSUFFICS) srvtcppm$(OBJSUFFICS) srvtlspr$(OBJSUFFICS) srvauto$(OBJSUFFICS) srvudppm$(OBJSUFFICS) sockmap$(OBJSUFFICS) udpsockmap$(OBJSUFFICS) sockgetchar$(OBJSUFFICS) common$(OBJSUFFICS) auth$(OBJSUFFICS) acl$(OBJSUFFICS) limiter$(OBJSUFFICS) redirect$(OBJSUFFICS) authradius$(OBJSUFFICS) hash$(OBJSUFFICS) hashtables$(OBJSUFFICS) resolve$(OBJSUFFICS) sql$(OBJSUFFICS) conf$(OBJSUFFICS) log$(OBJSUFFICS) datatypes$(OBJSUFFICS) blake2$(OBJSUFFICS) 3proxy_crypt$(OBJSUFFICS) base64$(OBJSUFFICS) ftp$(OBJSUFFICS) stringtable$(OBJSUFFICS) srvwebadmin$(OBJSUFFICS) srvdnspr$(OBJSUFFICS) plugins$(OBJSUFFICS) $(SSL_OBJS) $(PCRE_OBJS) $(COMPATLIBS) $(VERSIONDEP)
+$(BUILDDIR)3proxy$(EXESUFFICS): 3proxy$(OBJSUFFICS) mainfunc$(OBJSUFFICS) srvproxy$(OBJSUFFICS) srvpop3p$(OBJSUFFICS) srvsmtpp$(OBJSUFFICS) srvftppr$(OBJSUFFICS) srvsocks$(OBJSUFFICS) srvtcppm$(OBJSUFFICS) srvtlspr$(OBJSUFFICS) srvauto$(OBJSUFFICS) srvudppm$(OBJSUFFICS) sockmap$(OBJSUFFICS) udpsockmap$(OBJSUFFICS) sockgetchar$(OBJSUFFICS) common$(OBJSUFFICS) auth$(OBJSUFFICS) acl$(OBJSUFFICS) limiter$(OBJSUFFICS) redirect$(OBJSUFFICS) authradius$(OBJSUFFICS) hash$(OBJSUFFICS) hashtables$(OBJSUFFICS) resolve$(OBJSUFFICS) sql$(OBJSUFFICS) conf$(OBJSUFFICS) log$(OBJSUFFICS) datatypes$(OBJSUFFICS) blake2$(OBJSUFFICS) 3proxy_crypt$(OBJSUFFICS) base64$(OBJSUFFICS) ftp$(OBJSUFFICS) stringtable$(OBJSUFFICS) srvwebadmin$(OBJSUFFICS) srvdnspr$(OBJSUFFICS) plugins$(OBJSUFFICS) mdhash$(OBJSUFFICS) $(BUNDLED_HASH_OBJS) $(SSL_OBJS) $(PCRE_OBJS) $(COMPATLIBS) $(VERSIONDEP)
-	$(LN) $(LNOUT)$(BUILDDIR)3proxy$(EXESUFFICS) $(LDFLAGS) $(VERFILE)  3proxy$(OBJSUFFICS) mainfunc$(OBJSUFFICS) auth$(OBJSUFFICS) acl$(OBJSUFFICS) limiter$(OBJSUFFICS) redirect$(OBJSUFFICS) authradius$(OBJSUFFICS) hash$(OBJSUFFICS) hashtables$(OBJSUFFICS) resolve$(OBJSUFFICS) sql$(OBJSUFFICS) conf$(OBJSUFFICS) datatypes$(OBJSUFFICS) srvauto$(OBJSUFFICS) srvproxy$(OBJSUFFICS) srvpop3p$(OBJSUFFICS) srvsmtpp$(OBJSUFFICS) srvftppr$(OBJSUFFICS) srvsocks$(OBJSUFFICS) srvtcppm$(OBJSUFFICS) srvtlspr$(OBJSUFFICS) srvudppm$(OBJSUFFICS) sockmap$(OBJSUFFICS) udpsockmap$(OBJSUFFICS) sockgetchar$(OBJSUFFICS) common$(OBJSUFFICS) log$(OBJSUFFICS) 3proxy_crypt$(OBJSUFFICS) blake2$(OBJSUFFICS) base64$(OBJSUFFICS) ftp$(OBJSUFFICS) stringtable$(OBJSUFFICS) srvwebadmin$(OBJSUFFICS) srvdnspr$(OBJSUFFICS) plugins$(OBJSUFFICS) $(SSL_OBJS) $(PCRE_OBJS) $(COMPATLIBS) $(LIBS) $(PCRE_LIBS)
+	$(LN) $(LNOUT)$(BUILDDIR)3proxy$(EXESUFFICS) $(LDFLAGS) $(VERFILE)  3proxy$(OBJSUFFICS) mainfunc$(OBJSUFFICS) auth$(OBJSUFFICS) acl$(OBJSUFFICS) limiter$(OBJSUFFICS) redirect$(OBJSUFFICS) authradius$(OBJSUFFICS) hash$(OBJSUFFICS) hashtables$(OBJSUFFICS) resolve$(OBJSUFFICS) sql$(OBJSUFFICS) conf$(OBJSUFFICS) datatypes$(OBJSUFFICS) srvauto$(OBJSUFFICS) srvproxy$(OBJSUFFICS) srvpop3p$(OBJSUFFICS) srvsmtpp$(OBJSUFFICS) srvftppr$(OBJSUFFICS) srvsocks$(OBJSUFFICS) srvtcppm$(OBJSUFFICS) srvtlspr$(OBJSUFFICS) srvudppm$(OBJSUFFICS) sockmap$(OBJSUFFICS) udpsockmap$(OBJSUFFICS) sockgetchar$(OBJSUFFICS) common$(OBJSUFFICS) log$(OBJSUFFICS) 3proxy_crypt$(OBJSUFFICS) blake2$(OBJSUFFICS) base64$(OBJSUFFICS) ftp$(OBJSUFFICS) stringtable$(OBJSUFFICS) srvwebadmin$(OBJSUFFICS) srvdnspr$(OBJSUFFICS) plugins$(OBJSUFFICS) mdhash$(OBJSUFFICS) $(BUNDLED_HASH_OBJS) $(SSL_OBJS) $(PCRE_OBJS) $(COMPATLIBS) $(LIBS) $(PCRE_LIBS)
 

src/authradius.c

@@ -8,7 +8,7 @@
 
 #ifndef NORADIUS
 #include "proxy.h"
-#include <openssl/evp.h>
+#include "mdhash.h"
 
 #define AUTH_VECTOR_LEN         16
 #define MAX_STRING_LEN          254
@@ -185,25 +185,15 @@ char *strNcpy(char *dest, const char *src, int n)
 	return dest;
 }
 
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
-extern EVP_MD *md4_hash;
-extern EVP_MD *md5_hash;
-#endif
-
-
 void md5_calc(unsigned char *output, unsigned char *input,
 		     unsigned int inlen)
 {
-	EVP_MD_CTX *ctx = EVP_MD_CTX_new();
+	mdh_ctx *ctx = mdh_init(MDH_MD5);
-	unsigned int len = 0;
+	unsigned int len = 16;
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
+	if(!ctx) return;
-	EVP_DigestInit_ex(ctx, md5_hash, NULL);
+	mdh_update(ctx, input, inlen);
-#else
+	mdh_final(ctx, output, &len);
-	EVP_DigestInit_ex(ctx, EVP_md5(), NULL);
+	mdh_free(ctx);
-#endif
-	EVP_DigestUpdate(ctx, input, inlen);
-	EVP_DigestFinal_ex(ctx, output, &len);
-	EVP_MD_CTX_free(ctx);
 }
 
 

src/libs/md4.c

@@ -0,0 +1,268 @@
+/*
+ * This is an OpenSSL API compatible (but not ABI compatible) implementation
+ * of the RSA Data Security, Inc. MD4 Message-Digest Algorithm (RFC 1320).
+ *
+ * Homepage:
+ * https://openwall.info/wiki/people/solar/software/public-domain-source-code/md4
+ *
+ * Author:
+ * Alexander Peslyak, better known as Solar Designer <solar at openwall.com>
+ *
+ * This software was written by Alexander Peslyak in 2001.  No copyright is
+ * claimed, and the software is hereby placed in the public domain.
+ * In case this attempt to disclaim copyright and place the software in the
+ * public domain is deemed null and void, then the software is
+ * Copyright (c) 2001 Alexander Peslyak and it is hereby released to the
+ * general public under the following terms:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted.
+ *
+ * There's ABSOLUTELY NO WARRANTY, express or implied.
+ *
+ * (This is a heavily cut-down "BSD license".)
+ *
+ * This differs from Colin Plumb's older public domain implementation in that
+ * no exactly 32-bit integer data type is required (any 32-bit or wider
+ * unsigned integer data type will do), there's no compile-time endianness
+ * configuration, and the function prototypes match OpenSSL's.  No code from
+ * Colin Plumb's implementation has been reused; this comment merely compares
+ * the properties of the two independent implementations.
+ *
+ * The primary goals of this implementation are portability and ease of use.
+ * It is meant to be fast, but not as fast as possible.  Some known
+ * optimizations are not included to reduce source code size and avoid
+ * compile-time configuration.
+ */
+
+#include <string.h>
+
+#include "md4.h"
+
+/*
+ * The basic MD4 functions.
+ *
+ * F and G are optimized compared to their RFC 1320 definitions, with the
+ * optimization for F borrowed from Colin Plumb's MD5 implementation.
+ */
+#define F(x, y, z)			((z) ^ ((x) & ((y) ^ (z))))
+#define G(x, y, z)			(((x) & ((y) | (z))) | ((y) & (z)))
+#define H(x, y, z)			((x) ^ (y) ^ (z))
+
+/*
+ * The MD4 transformation for all three rounds.
+ */
+#define STEP(f, a, b, c, d, x, s) \
+	(a) += f((b), (c), (d)) + (x); \
+	(a) = (((a) << (s)) | (((a) & 0xffffffff) >> (32 - (s))));
+
+/*
+ * SET reads 4 input bytes in little-endian byte order and stores them in a
+ * properly aligned word in host byte order.
+ *
+ * The check for little-endian architectures that tolerate unaligned memory
+ * accesses is just an optimization.  Nothing will break if it fails to detect
+ * a suitable architecture.
+ *
+ * Unfortunately, this optimization may be a C strict aliasing rules violation
+ * if the caller's data buffer has effective type that cannot be aliased by
+ * MD4_u32plus.  In practice, this problem may occur if these MD4 routines are
+ * inlined into a calling function, or with future and dangerously advanced
+ * link-time optimizations.  For the time being, keeping these MD4 routines in
+ * their own translation unit avoids the problem.
+ */
+#if defined(__i386__) || defined(__x86_64__) || defined(__vax__)
+#define SET(n) \
+	(*(MD4_u32plus *)&ptr[(n) * 4])
+#define GET(n) \
+	SET(n)
+#else
+#define SET(n) \
+	(ctx->block[(n)] = \
+	(MD4_u32plus)ptr[(n) * 4] | \
+	((MD4_u32plus)ptr[(n) * 4 + 1] << 8) | \
+	((MD4_u32plus)ptr[(n) * 4 + 2] << 16) | \
+	((MD4_u32plus)ptr[(n) * 4 + 3] << 24))
+#define GET(n) \
+	(ctx->block[(n)])
+#endif
+
+/*
+ * This processes one or more 64-byte data blocks, but does NOT update the bit
+ * counters.  There are no alignment requirements.
+ */
+static const void *body(MD4_CTX *ctx, const void *data, size_t size)
+{
+	const unsigned char *ptr;
+	MD4_u32plus a, b, c, d;
+	MD4_u32plus saved_a, saved_b, saved_c, saved_d;
+	const MD4_u32plus ac1 = 0x5a827999, ac2 = 0x6ed9eba1;
+
+	ptr = (const unsigned char *)data;
+
+	a = ctx->a;
+	b = ctx->b;
+	c = ctx->c;
+	d = ctx->d;
+
+	do {
+		saved_a = a;
+		saved_b = b;
+		saved_c = c;
+		saved_d = d;
+
+/* Round 1 */
+		STEP(F, a, b, c, d, SET(0), 3)
+		STEP(F, d, a, b, c, SET(1), 7)
+		STEP(F, c, d, a, b, SET(2), 11)
+		STEP(F, b, c, d, a, SET(3), 19)
+		STEP(F, a, b, c, d, SET(4), 3)
+		STEP(F, d, a, b, c, SET(5), 7)
+		STEP(F, c, d, a, b, SET(6), 11)
+		STEP(F, b, c, d, a, SET(7), 19)
+		STEP(F, a, b, c, d, SET(8), 3)
+		STEP(F, d, a, b, c, SET(9), 7)
+		STEP(F, c, d, a, b, SET(10), 11)
+		STEP(F, b, c, d, a, SET(11), 19)
+		STEP(F, a, b, c, d, SET(12), 3)
+		STEP(F, d, a, b, c, SET(13), 7)
+		STEP(F, c, d, a, b, SET(14), 11)
+		STEP(F, b, c, d, a, SET(15), 19)
+
+/* Round 2 */
+		STEP(G, a, b, c, d, GET(0) + ac1, 3)
+		STEP(G, d, a, b, c, GET(4) + ac1, 5)
+		STEP(G, c, d, a, b, GET(8) + ac1, 9)
+		STEP(G, b, c, d, a, GET(12) + ac1, 13)
+		STEP(G, a, b, c, d, GET(1) + ac1, 3)
+		STEP(G, d, a, b, c, GET(5) + ac1, 5)
+		STEP(G, c, d, a, b, GET(9) + ac1, 9)
+		STEP(G, b, c, d, a, GET(13) + ac1, 13)
+		STEP(G, a, b, c, d, GET(2) + ac1, 3)
+		STEP(G, d, a, b, c, GET(6) + ac1, 5)
+		STEP(G, c, d, a, b, GET(10) + ac1, 9)
+		STEP(G, b, c, d, a, GET(14) + ac1, 13)
+		STEP(G, a, b, c, d, GET(3) + ac1, 3)
+		STEP(G, d, a, b, c, GET(7) + ac1, 5)
+		STEP(G, c, d, a, b, GET(11) + ac1, 9)
+		STEP(G, b, c, d, a, GET(15) + ac1, 13)
+
+/* Round 3 */
+		STEP(H, a, b, c, d, GET(0) + ac2, 3)
+		STEP(H, d, a, b, c, GET(8) + ac2, 9)
+		STEP(H, c, d, a, b, GET(4) + ac2, 11)
+		STEP(H, b, c, d, a, GET(12) + ac2, 15)
+		STEP(H, a, b, c, d, GET(2) + ac2, 3)
+		STEP(H, d, a, b, c, GET(10) + ac2, 9)
+		STEP(H, c, d, a, b, GET(6) + ac2, 11)
+		STEP(H, b, c, d, a, GET(14) + ac2, 15)
+		STEP(H, a, b, c, d, GET(1) + ac2, 3)
+		STEP(H, d, a, b, c, GET(9) + ac2, 9)
+		STEP(H, c, d, a, b, GET(5) + ac2, 11)
+		STEP(H, b, c, d, a, GET(13) + ac2, 15)
+		STEP(H, a, b, c, d, GET(3) + ac2, 3)
+		STEP(H, d, a, b, c, GET(11) + ac2, 9)
+		STEP(H, c, d, a, b, GET(7) + ac2, 11)
+		STEP(H, b, c, d, a, GET(15) + ac2, 15)
+
+		a += saved_a;
+		b += saved_b;
+		c += saved_c;
+		d += saved_d;
+
+		ptr += 64;
+	} while (size -= 64);
+
+	ctx->a = a;
+	ctx->b = b;
+	ctx->c = c;
+	ctx->d = d;
+
+	return ptr;
+}
+
+void MD4_Init(MD4_CTX *ctx)
+{
+	ctx->a = 0x67452301;
+	ctx->b = 0xefcdab89;
+	ctx->c = 0x98badcfe;
+	ctx->d = 0x10325476;
+
+	ctx->lo = 0;
+	ctx->hi = 0;
+}
+
+void MD4_Update(MD4_CTX *ctx, const void *data, size_t size)
+{
+	MD4_u32plus saved_lo;
+	size_t used, available;
+
+	saved_lo = ctx->lo;
+	if ((ctx->lo = (saved_lo + size) & 0x1fffffff) < saved_lo)
+		ctx->hi++;
+	ctx->hi += (MD4_u32plus)(size >> 29);
+
+	used = saved_lo & 0x3f;
+
+	if (used) {
+		available = 64 - used;
+
+		if (size < available) {
+			memcpy(&ctx->buffer[used], data, size);
+			return;
+		}
+
+		memcpy(&ctx->buffer[used], data, available);
+		data = (const unsigned char *)data + available;
+		size -= available;
+		body(ctx, ctx->buffer, 64);
+	}
+
+	if (size >= 64) {
+		data = body(ctx, data, size & ~(size_t)0x3f);
+		size &= 0x3f;
+	}
+
+	memcpy(ctx->buffer, data, size);
+}
+
+#define OUT(dst, src) \
+	(dst)[0] = (unsigned char)(src); \
+	(dst)[1] = (unsigned char)((src) >> 8); \
+	(dst)[2] = (unsigned char)((src) >> 16); \
+	(dst)[3] = (unsigned char)((src) >> 24);
+
+void MD4_Final(unsigned char *result, MD4_CTX *ctx)
+{
+	size_t used, available;
+
+	used = ctx->lo & 0x3f;
+
+	ctx->buffer[used++] = 0x80;
+
+	available = 64 - used;
+
+	if (available < 8) {
+		memset(&ctx->buffer[used], 0, available);
+		body(ctx, ctx->buffer, 64);
+		used = 0;
+		available = 64;
+	}
+
+	memset(&ctx->buffer[used], 0, available - 8);
+
+	ctx->lo <<= 3;
+	OUT(&ctx->buffer[56], ctx->lo)
+	OUT(&ctx->buffer[60], ctx->hi)
+
+	body(ctx, ctx->buffer, 64);
+
+	OUT(&result[0], ctx->a)
+	OUT(&result[4], ctx->b)
+	OUT(&result[8], ctx->c)
+	OUT(&result[12], ctx->d)
+
+#if 0
+	memset(ctx, 0, sizeof(*ctx));
+#endif
+}

src/libs/md4.h

@@ -0,0 +1,47 @@
+/*
+ * This is an OpenSSL API compatible (but not ABI compatible) implementation
+ * of the RSA Data Security, Inc. MD4 Message-Digest Algorithm (RFC 1320).
+ *
+ * Homepage:
+ * https://openwall.info/wiki/people/solar/software/public-domain-source-code/md4
+ *
+ * Author:
+ * Alexander Peslyak, better known as Solar Designer <solar at openwall.com>
+ *
+ * This software was written by Alexander Peslyak in 2001.  No copyright is
+ * claimed, and the software is hereby placed in the public domain.
+ * In case this attempt to disclaim copyright and place the software in the
+ * public domain is deemed null and void, then the software is
+ * Copyright (c) 2001 Alexander Peslyak and it is hereby released to the
+ * general public under the following terms:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted.
+ *
+ * There's ABSOLUTELY NO WARRANTY, express or implied.
+ *
+ * See md4.c for more information.
+ */
+
+#ifndef _MD4_H
+#define _MD4_H
+
+#include <stddef.h> /* for size_t */
+
+/* Any 32-bit or wider unsigned integer data type will do */
+typedef unsigned int MD4_u32plus;
+
+typedef struct {
+	MD4_u32plus lo, hi;
+	MD4_u32plus a, b, c, d;
+	unsigned char buffer[64];
+#if !(defined(__i386__) || defined(__x86_64__) || defined(__vax__))
+	MD4_u32plus block[16];
+#endif
+} MD4_CTX;
+
+extern void MD4_Init(MD4_CTX *ctx);
+extern void MD4_Update(MD4_CTX *ctx, const void *data, size_t size);
+extern void MD4_Final(unsigned char *result, MD4_CTX *ctx);
+
+#endif

src/libs/md5.c

@@ -0,0 +1,287 @@
+/*
+ * This is an OpenSSL-compatible implementation of the RSA Data Security, Inc.
+ * MD5 Message-Digest Algorithm (RFC 1321).
+ *
+ * Homepage:
+ * http://openwall.info/wiki/people/solar/software/public-domain-source-code/md5
+ *
+ * Author:
+ * Alexander Peslyak, better known as Solar Designer <solar at openwall.com>
+ *
+ * This software was written by Alexander Peslyak in 2001.  No copyright is
+ * claimed, and the software is hereby placed in the public domain.
+ * In case this attempt to disclaim copyright and place the software in the
+ * public domain is deemed null and void, then the software is
+ * Copyright (c) 2001 Alexander Peslyak and it is hereby released to the
+ * general public under the following terms:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted.
+ *
+ * There's ABSOLUTELY NO WARRANTY, express or implied.
+ *
+ * (This is a heavily cut-down "BSD license".)
+ *
+ * This differs from Colin Plumb's older public domain implementation in that
+ * no exactly 32-bit integer data type is required (any 32-bit or wider
+ * unsigned integer data type will do), there's no compile-time endianness
+ * configuration, and the function prototypes match OpenSSL's.  No code from
+ * Colin Plumb's implementation has been reused; this comment merely compares
+ * the properties of the two independent implementations.
+ *
+ * The primary goals of this implementation are portability and ease of use.
+ * It is meant to be fast, but not as fast as possible.  Some known
+ * optimizations are not included to reduce source code size and avoid
+ * compile-time configuration.
+ */
+
+#include <string.h>
+
+#include "md5.h"
+
+/*
+ * The basic MD5 functions.
+ *
+ * F and G are optimized compared to their RFC 1321 definitions for
+ * architectures that lack an AND-NOT instruction, just like in Colin Plumb's
+ * implementation.
+ */
+#define F(x, y, z)			((z) ^ ((x) & ((y) ^ (z))))
+#define G(x, y, z)			((y) ^ ((z) & ((x) ^ (y))))
+#define H(x, y, z)			(((x) ^ (y)) ^ (z))
+#define H2(x, y, z)			((x) ^ ((y) ^ (z)))
+#define I(x, y, z)			((y) ^ ((x) | ~(z)))
+
+/*
+ * The MD5 transformation for all four rounds.
+ */
+#define STEP(f, a, b, c, d, x, t, s) \
+	(a) += f((b), (c), (d)) + (x) + (t); \
+	(a) = (((a) << (s)) | (((a) & 0xffffffff) >> (32 - (s)))); \
+	(a) += (b);
+
+/*
+ * SET reads 4 input bytes in little-endian byte order and stores them in a
+ * properly aligned word in host byte order.
+ *
+ * The check for little-endian architectures that tolerate unaligned memory
+ * accesses is just an optimization.  Nothing will break if it fails to detect
+ * a suitable architecture.
+ *
+ * Unfortunately, this optimization may be a C strict aliasing rules violation
+ * if the caller's data buffer has effective type that cannot be aliased by
+ * MD5_u32plus.  In practice, this problem may occur if these MD5 routines are
+ * inlined into a calling function, or with future and dangerously advanced
+ * link-time optimizations.  For the time being, keeping these MD5 routines in
+ * their own translation unit avoids the problem.
+ */
+#if defined(__i386__) || defined(__x86_64__) || defined(__vax__)
+#define SET(n) \
+	(*(MD5_u32plus *)&ptr[(n) * 4])
+#define GET(n) \
+	SET(n)
+#else
+#define SET(n) \
+	(ctx->block[(n)] = \
+	(MD5_u32plus)ptr[(n) * 4] | \
+	((MD5_u32plus)ptr[(n) * 4 + 1] << 8) | \
+	((MD5_u32plus)ptr[(n) * 4 + 2] << 16) | \
+	((MD5_u32plus)ptr[(n) * 4 + 3] << 24))
+#define GET(n) \
+	(ctx->block[(n)])
+#endif
+
+/*
+ * This processes one or more 64-byte data blocks, but does NOT update the bit
+ * counters.  There are no alignment requirements.
+ */
+static const void *body(MD5_CTX *ctx, const void *data, unsigned long size)
+{
+	const unsigned char *ptr;
+	MD5_u32plus a, b, c, d;
+	MD5_u32plus saved_a, saved_b, saved_c, saved_d;
+
+	ptr = (const unsigned char *)data;
+
+	a = ctx->a;
+	b = ctx->b;
+	c = ctx->c;
+	d = ctx->d;
+
+	do {
+		saved_a = a;
+		saved_b = b;
+		saved_c = c;
+		saved_d = d;
+
+/* Round 1 */
+		STEP(F, a, b, c, d, SET(0), 0xd76aa478, 7)
+		STEP(F, d, a, b, c, SET(1), 0xe8c7b756, 12)
+		STEP(F, c, d, a, b, SET(2), 0x242070db, 17)
+		STEP(F, b, c, d, a, SET(3), 0xc1bdceee, 22)
+		STEP(F, a, b, c, d, SET(4), 0xf57c0faf, 7)
+		STEP(F, d, a, b, c, SET(5), 0x4787c62a, 12)
+		STEP(F, c, d, a, b, SET(6), 0xa8304613, 17)
+		STEP(F, b, c, d, a, SET(7), 0xfd469501, 22)
+		STEP(F, a, b, c, d, SET(8), 0x698098d8, 7)
+		STEP(F, d, a, b, c, SET(9), 0x8b44f7af, 12)
+		STEP(F, c, d, a, b, SET(10), 0xffff5bb1, 17)
+		STEP(F, b, c, d, a, SET(11), 0x895cd7be, 22)
+		STEP(F, a, b, c, d, SET(12), 0x6b901122, 7)
+		STEP(F, d, a, b, c, SET(13), 0xfd987193, 12)
+		STEP(F, c, d, a, b, SET(14), 0xa679438e, 17)
+		STEP(F, b, c, d, a, SET(15), 0x49b40821, 22)
+
+/* Round 2 */
+		STEP(G, a, b, c, d, GET(1), 0xf61e2562, 5)
+		STEP(G, d, a, b, c, GET(6), 0xc040b340, 9)
+		STEP(G, c, d, a, b, GET(11), 0x265e5a51, 14)
+		STEP(G, b, c, d, a, GET(0), 0xe9b6c7aa, 20)
+		STEP(G, a, b, c, d, GET(5), 0xd62f105d, 5)
+		STEP(G, d, a, b, c, GET(10), 0x02441453, 9)
+		STEP(G, c, d, a, b, GET(15), 0xd8a1e681, 14)
+		STEP(G, b, c, d, a, GET(4), 0xe7d3fbc8, 20)
+		STEP(G, a, b, c, d, GET(9), 0x21e1cde6, 5)
+		STEP(G, d, a, b, c, GET(14), 0xc33707d6, 9)
+		STEP(G, c, d, a, b, GET(3), 0xf4d50d87, 14)
+		STEP(G, b, c, d, a, GET(8), 0x455a14ed, 20)
+		STEP(G, a, b, c, d, GET(13), 0xa9e3e905, 5)
+		STEP(G, d, a, b, c, GET(2), 0xfcefa3f8, 9)
+		STEP(G, c, d, a, b, GET(7), 0x676f02d9, 14)
+		STEP(G, b, c, d, a, GET(12), 0x8d2a4c8a, 20)
+
+/* Round 3 */
+		STEP(H, a, b, c, d, GET(5), 0xfffa3942, 4)
+		STEP(H2, d, a, b, c, GET(8), 0x8771f681, 11)
+		STEP(H, c, d, a, b, GET(11), 0x6d9d6122, 16)
+		STEP(H2, b, c, d, a, GET(14), 0xfde5380c, 23)
+		STEP(H, a, b, c, d, GET(1), 0xa4beea44, 4)
+		STEP(H2, d, a, b, c, GET(4), 0x4bdecfa9, 11)
+		STEP(H, c, d, a, b, GET(7), 0xf6bb4b60, 16)
+		STEP(H2, b, c, d, a, GET(10), 0xbebfbc70, 23)
+		STEP(H, a, b, c, d, GET(13), 0x289b7ec6, 4)
+		STEP(H2, d, a, b, c, GET(0), 0xeaa127fa, 11)
+		STEP(H, c, d, a, b, GET(3), 0xd4ef3085, 16)
+		STEP(H2, b, c, d, a, GET(6), 0x04881d05, 23)
+		STEP(H, a, b, c, d, GET(9), 0xd9d4d039, 4)
+		STEP(H2, d, a, b, c, GET(12), 0xe6db99e5, 11)
+		STEP(H, c, d, a, b, GET(15), 0x1fa27cf8, 16)
+		STEP(H2, b, c, d, a, GET(2), 0xc4ac5665, 23)
+
+/* Round 4 */
+		STEP(I, a, b, c, d, GET(0), 0xf4292244, 6)
+		STEP(I, d, a, b, c, GET(7), 0x432aff97, 10)
+		STEP(I, c, d, a, b, GET(14), 0xab9423a7, 15)
+		STEP(I, b, c, d, a, GET(5), 0xfc93a039, 21)
+		STEP(I, a, b, c, d, GET(12), 0x655b59c3, 6)
+		STEP(I, d, a, b, c, GET(3), 0x8f0ccc92, 10)
+		STEP(I, c, d, a, b, GET(10), 0xffeff47d, 15)
+		STEP(I, b, c, d, a, GET(1), 0x85845dd1, 21)
+		STEP(I, a, b, c, d, GET(8), 0x6fa87e4f, 6)
+		STEP(I, d, a, b, c, GET(15), 0xfe2ce6e0, 10)
+		STEP(I, c, d, a, b, GET(6), 0xa3014314, 15)
+		STEP(I, b, c, d, a, GET(13), 0x4e0811a1, 21)
+		STEP(I, a, b, c, d, GET(4), 0xf7537e82, 6)
+		STEP(I, d, a, b, c, GET(11), 0xbd3af235, 10)
+		STEP(I, c, d, a, b, GET(2), 0x2ad7d2bb, 15)
+		STEP(I, b, c, d, a, GET(9), 0xeb86d391, 21)
+
+		a += saved_a;
+		b += saved_b;
+		c += saved_c;
+		d += saved_d;
+
+		ptr += 64;
+	} while (size -= 64);
+
+	ctx->a = a;
+	ctx->b = b;
+	ctx->c = c;
+	ctx->d = d;
+
+	return ptr;
+}
+
+void MD5_Init(MD5_CTX *ctx)
+{
+	ctx->a = 0x67452301;
+	ctx->b = 0xefcdab89;
+	ctx->c = 0x98badcfe;
+	ctx->d = 0x10325476;
+
+	ctx->lo = 0;
+	ctx->hi = 0;
+}
+
+void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size)
+{
+	MD5_u32plus saved_lo;
+	unsigned long used, available;
+
+	saved_lo = ctx->lo;
+	if ((ctx->lo = (saved_lo + size) & 0x1fffffff) < saved_lo)
+		ctx->hi++;
+	ctx->hi += size >> 29;
+
+	used = saved_lo & 0x3f;
+
+	if (used) {
+		available = 64 - used;
+
+		if (size < available) {
+			memcpy(&ctx->buffer[used], data, size);
+			return;
+		}
+
+		memcpy(&ctx->buffer[used], data, available);
+		data = (const unsigned char *)data + available;
+		size -= available;
+		body(ctx, ctx->buffer, 64);
+	}
+
+	if (size >= 64) {
+		data = body(ctx, data, size & ~(unsigned long)0x3f);
+		size &= 0x3f;
+	}
+
+	memcpy(ctx->buffer, data, size);
+}
+
+#define OUT(dst, src) \
+	(dst)[0] = (unsigned char)(src); \
+	(dst)[1] = (unsigned char)((src) >> 8); \
+	(dst)[2] = (unsigned char)((src) >> 16); \
+	(dst)[3] = (unsigned char)((src) >> 24);
+
+void MD5_Final(unsigned char *result, MD5_CTX *ctx)
+{
+	unsigned long used, available;
+
+	used = ctx->lo & 0x3f;
+
+	ctx->buffer[used++] = 0x80;
+
+	available = 64 - used;
+
+	if (available < 8) {
+		memset(&ctx->buffer[used], 0, available);
+		body(ctx, ctx->buffer, 64);
+		used = 0;
+		available = 64;
+	}
+
+	memset(&ctx->buffer[used], 0, available - 8);
+
+	ctx->lo <<= 3;
+	OUT(&ctx->buffer[56], ctx->lo)
+	OUT(&ctx->buffer[60], ctx->hi)
+
+	body(ctx, ctx->buffer, 64);
+
+	OUT(&result[0], ctx->a)
+	OUT(&result[4], ctx->b)
+	OUT(&result[8], ctx->c)
+	OUT(&result[12], ctx->d)
+
+	memset(ctx, 0, sizeof(*ctx));
+}

src/libs/md5.h

@@ -0,0 +1,43 @@
+/*
+ * This is an OpenSSL-compatible implementation of the RSA Data Security, Inc.
+ * MD5 Message-Digest Algorithm (RFC 1321).
+ *
+ * Homepage:
+ * http://openwall.info/wiki/people/solar/software/public-domain-source-code/md5
+ *
+ * Author:
+ * Alexander Peslyak, better known as Solar Designer <solar at openwall.com>
+ *
+ * This software was written by Alexander Peslyak in 2001.  No copyright is
+ * claimed, and the software is hereby placed in the public domain.
+ * In case this attempt to disclaim copyright and place the software in the
+ * public domain is deemed null and void, then the software is
+ * Copyright (c) 2001 Alexander Peslyak and it is hereby released to the
+ * general public under the following terms:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted.
+ *
+ * There's ABSOLUTELY NO WARRANTY, express or implied.
+ *
+ * See md5.c for more information.
+ */
+
+#ifndef _MD5_H
+#define _MD5_H
+
+/* Any 32-bit or wider unsigned integer data type will do */
+typedef unsigned int MD5_u32plus;
+
+typedef struct {
+	MD5_u32plus lo, hi;
+	MD5_u32plus a, b, c, d;
+	unsigned char buffer[64];
+	MD5_u32plus block[16];
+} MD5_CTX;
+
+extern void MD5_Init(MD5_CTX *ctx);
+extern void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size);
+extern void MD5_Final(unsigned char *result, MD5_CTX *ctx);
+
+#endif

src/mdhash.c

@@ -0,0 +1,132 @@
+/*
+   3APA3A simplest proxy server
+   (c) 2002-2026 by Vladimir Dubrovin <vlad@3proxy.org>
+
+   please read License Agreement
+
+   MD4/MD5 hash implementation.
+   - Windows: CryptoAPI (CAPI). Supports both CALG_MD4 and CALG_MD5.
+   - Other platforms: bundled public-domain MD4/MD5 (Solar Designer, 2001).
+*/
+#include "mdhash.h"
+#include <stdlib.h>
+
+#ifdef _WIN32
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <wincrypt.h>
+
+struct mdh_ctx {
+    HCRYPTPROV  hProv;
+    HCRYPTHASH  hHash;
+};
+
+mdh_ctx *mdh_init(mdh_alg alg)
+{
+    mdh_ctx *c;
+    ALG_ID alg_id;
+
+    c = (mdh_ctx *)malloc(sizeof(mdh_ctx));
+    if(!c) return NULL;
+    c->hProv = 0;
+    c->hHash = 0;
+
+    if(!CryptAcquireContext(&c->hProv, NULL, NULL, PROV_RSA_FULL,
+                            CRYPT_VERIFYCONTEXT)) {
+        free(c);
+        return NULL;
+    }
+
+    alg_id = (alg == MDH_MD4) ? CALG_MD4 : CALG_MD5;
+    if(!CryptCreateHash(c->hProv, alg_id, 0, 0, &c->hHash)) {
+        CryptReleaseContext(c->hProv, 0);
+        free(c);
+        return NULL;
+    }
+    return c;
+}
+
+int mdh_update(mdh_ctx *c, const void *data, unsigned int len)
+{
+    if(!c || !c->hHash) return 0;
+    if(len == 0) return 1;
+    return CryptHashData(c->hHash, (BYTE *)data, len, 0) ? 1 : 0;
+}
+
+int mdh_final(mdh_ctx *c, unsigned char *out, unsigned int *outlen)
+{
+    DWORD l;
+    BOOL ok;
+
+    if(!c || !c->hHash || !outlen) return 0;
+    l = (DWORD)*outlen;
+    ok = CryptGetHashParam(c->hHash, HP_HASHVAL, out, &l, 0);
+    if(!ok) return 0;
+    *outlen = (unsigned int)l;
+    return 1;
+}
+
+void mdh_free(mdh_ctx *c)
+{
+    if(!c) return;
+    if(c->hHash) CryptDestroyHash(c->hHash);
+    if(c->hProv) CryptReleaseContext(c->hProv, 0);
+    free(c);
+}
+
+#else /* !_WIN32 */
+
+#include "libs/md4.h"
+#include "libs/md5.h"
+#include <string.h>
+
+struct mdh_ctx {
+    int alg; /* MDH_MD4 or MDH_MD5 */
+    union {
+        MD4_CTX md4;
+        MD5_CTX md5;
+    } u;
+};
+
+mdh_ctx *mdh_init(mdh_alg alg)
+{
+    mdh_ctx *c = (mdh_ctx *)malloc(sizeof(mdh_ctx));
+    if(!c) return NULL;
+    c->alg = alg;
+    if(alg == MDH_MD4)
+        MD4_Init(&c->u.md4);
+    else
+        MD5_Init(&c->u.md5);
+    return c;
+}
+
+int mdh_update(mdh_ctx *c, const void *data, unsigned int len)
+{
+    if(!c) return 0;
+    if(c->alg == MDH_MD4)
+        MD4_Update(&c->u.md4, data, (size_t)len);
+    else
+        MD5_Update(&c->u.md5, data, (unsigned long)len);
+    return 1;
+}
+
+int mdh_final(mdh_ctx *c, unsigned char *out, unsigned int *outlen)
+{
+    if(!c || !outlen) return 0;
+    if(c->alg == MDH_MD4)
+        MD4_Final(out, &c->u.md4);
+    else
+        MD5_Final(out, &c->u.md5);
+    *outlen = 16;
+    return 1;
+}
+
+void mdh_free(mdh_ctx *c)
+{
+    if(!c) return;
+    memset(c, 0, sizeof(*c));
+    free(c);
+}
+
+#endif /* _WIN32 */

src/mdhash.h

@@ -0,0 +1,31 @@
+/*
+   3APA3A simplest proxy server
+   (c) 2002-2026 by Vladimir Dubrovin <vlad@3proxy.org>
+
+   please read License Agreement
+
+   Internal MD4/MD5 hash abstraction.
+   - Windows: CryptoAPI (CAPI) backed, no OpenSSL dependency for these hashes.
+   - Other platforms: OpenSSL EVP backed (requires WITH_SSL).
+*/
+#ifndef _MDHASH_H
+#define _MDHASH_H
+
+typedef enum { MDH_MD4, MDH_MD5 } mdh_alg;
+
+typedef struct mdh_ctx mdh_ctx;
+
+/* Returns NULL on failure. */
+mdh_ctx *mdh_init(mdh_alg alg);
+
+/* Returns 1 on success, 0 on failure. */
+int mdh_update(mdh_ctx *c, const void *data, unsigned int len);
+
+/* outlen is in/out: caller passes buffer size, receives hash length.
+   Returns 1 on success, 0 on failure. */
+int mdh_final(mdh_ctx *c, unsigned char *out, unsigned int *outlen);
+
+/* Safe to call with NULL. */
+void mdh_free(mdh_ctx *c);
+
+#endif /* _MDHASH_H */

src/proxy.h

@@ -240,9 +240,7 @@ extern int paused;
 extern int demon;
 
 unsigned char * mycrypt(const unsigned char *key, const unsigned char *salt, unsigned char *buf);
-#ifdef WITH_SSL
 unsigned char * ntpwdhash (unsigned char *szHash, const unsigned char *szPassword, int tohex);
-#endif
 int de64 (const unsigned char *in, unsigned char *out, int maxlen);
 unsigned char* en64 (const unsigned char *in, unsigned char *out, int inlen);
 void tohex(unsigned char *in, unsigned char *out, int len);

src/ssllib.c

@@ -280,12 +280,6 @@ int ssl_file_init = 0;
 
 int ssl_init_done = 0;
 
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
-extern EVP_MD *md4_hash;
-extern EVP_MD *md5_hash;
-#endif
-
-
 void ssl_init()
 {
 	if(!ssl_init_done){
@@ -297,16 +291,7 @@ void ssl_init()
 	    _3proxy_mutex_init(&ssl_file_mutex);
 	    bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
 #if OPENSSL_VERSION_NUMBER >= 0x30000000L
-	    OSSL_PROVIDER_load(NULL, "legacy");
 	    OSSL_PROVIDER_load(NULL, "default");
-	    md4_hash = EVP_MD_fetch(NULL, "MD4", NULL);
-	    if (md4_hash == NULL) {
-    		fprintf(stderr, "Error fetching MD4\n");
-	    }
-	    md5_hash = EVP_MD_fetch(NULL, "MD5", NULL);
-	    if (md5_hash == NULL) {
-    		fprintf(stderr, "Error fetching MD5\n");
-	    }
 #endif
     	}
 }