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Diff for /parser3/src/main/pa_globals.C between versions 1.80 and 1.215

version 1.80, 2001/10/01 08:53:58 version 1.215, 2024/11/04 03:53:25
Line 1 Line 1
 /** @file  /** @file
         Parser: globals.          Parser: globals.
   
         Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)          Copyright (c) 2001-2024 Art. Lebedev Studio (http://www.artlebedev.com)
         Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)          Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <paf@design.ru>
   
         $Id$  
 */  */
   
   #include "pa_config_includes.h"
   
   #ifdef XML
   #include "libxml/xmlversion.h"
   #include "libxslt/extensions.h"
   #include "libxslt/xsltutils.h"
   extern "C" {
   #include "libexslt/exslt.h"
   }
   #endif
   
 #include "pa_globals.h"  #include "pa_globals.h"
 #include "pa_string.h"  #include "pa_socks.h"
 #include "pa_hash.h"  #include "pa_sapi.h"
 #include "pa_sql_driver_manager.h"  #include "pa_xml_io.h"
 #include "pa_dictionary.h"  #include "pa_common.h"
 #include "pa_xslt_stylesheet_manager.h"  #include "pa_symbols.h"
 #include "pa_charset_manager.h"  
   #include "pa_cache_managers.h"
 #ifdef XML  
 #include <util/PlatformUtils.hpp>  #include "ltdl.h"
 #include <XalanTransformer/XalanTransformer.hpp>  #include "pa_vregex.h"
 #endif  
   volatile const char * IDENT_PA_GLOBALS_C="$Id$" IDENT_PA_GLOBALS_H IDENT_PA_SAPI_H;
 String *user_html_name;  
 String *content_type_name;  // defines
 String *charset_name;  
 String *body_name;  //#define PA_DEBUG_XML_GC_MEMORY
 String *value_name;  
 String *expires_name;  // globals
 String *path_name;  
 String *name_name;  short hex_value[0x100] = {
 String *size_name;            0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
 String *text_name;            0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
             0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
 String *exception_method_name;            0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  0,  0,  0,  0,  0,  0,
 String *post_process_method_name;            0, 10, 11, 12, 13, 14, 15,  0,  0,  0,  0,  0,  0,  0,  0,  0,
             0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
 String *content_disposition_name;            0, 10, 11, 12, 13, 14, 15,  0,  0,  0,  0,  0,  0,  0,  0,  0,
 String *content_disposition_filename_name;  };
   
 String *unnamed_name;  THREAD_LOCAL Request* thread_request=NULL; // every TLS should be referenced elsewhere, or GC will collect it
 String *empty_string;  
   void pa_register_thread_request(Request& r) {
 String *auto_method_name;          thread_request=&r;
 String *main_method_name;  }
   
 String *main_class_name;  /// retrives request set by pa_set_request function, useful in contextless places [slow]
   Request& pa_thread_request() {
 String *result_var_name;          if(!thread_request)
 String *match_var_name;                  throw Exception(0, 0, "request is not initialized");
 String *string_pre_match_name;          return *thread_request;
 String *string_match_name;  }
 String *string_post_match_name;  
   
 String *defaults_name;  #ifdef XML
 String *charsets_name;  
 String *mime_types_name;  class XML_Generic_error_info {
 String *vfile_mime_type_name;  public:/*internal, actually*/
 String *origins_mode_name;          char buf[MAX_STRING*5];
           size_t used;
 String *class_path_name;  public:
           XML_Generic_error_info() {
 String *switch_data_name;                  buf[used=0]=0;
 String *case_default_value;          }
           const char* get() {
 String *sql_limit_name;                  return used? buf: 0;
 String *sql_offset_name;          }
 String *sql_default_name;  };
   
 String *hash_default_element_name;  THREAD_LOCAL XML_Generic_error_info* xml_generic_error_info = NULL;
   
 Hash *untaint_lang_name2enum;  static void xmlParserGenericErrorFunc(void *  /*ctx*/, const char* msg, ...) { 
           XML_Generic_error_info* p;
 Dictionary *default_typo_dict;          
           if(!(p=xml_generic_error_info)) // occupy empty one
 short hex_value[0x100];                  p=xml_generic_error_info=new(PointerFreeGC) XML_Generic_error_info;
                   
 static void setup_hex_value() {          va_list args;
         memset(hex_value, 0, sizeof(hex_value));          va_start(args, msg);
         hex_value['0'] = 0;               p->used+=vsnprintf(p->buf+p->used, sizeof(p->buf)-p->used, msg, args);
         hex_value['1'] = 1;               va_end(args);
         hex_value['2'] = 2;       }
         hex_value['3'] = 3;       
         hex_value['4'] = 4;       bool xmlHaveGenericErrors() {
         hex_value['5'] = 5;               return xml_generic_error_info!=0;
         hex_value['6'] = 6;       }
         hex_value['7'] = 7;       
         hex_value['8'] = 8;       const char* xmlGenericErrors() {
         hex_value['9'] = 9;          if(XML_Generic_error_info *p=xml_generic_error_info) {
         hex_value['A'] = 10;                  xml_generic_error_info=0;
         hex_value['B'] = 11;                  return p->get();
         hex_value['C'] = 12;          }
         hex_value['D'] = 13;  
         hex_value['E'] = 14;          return 0; // no errors for our thread_id registered
         hex_value['F'] = 15;  }
         hex_value['a'] = 10;  
         hex_value['b'] = 11;  #endif // XML
         hex_value['c'] = 12;  
         hex_value['d'] = 13;  #ifdef XML
         hex_value['e'] = 14;  
         hex_value['f'] = 15;  static char *pa_GC_strdup(const char *s) {
 }          if(!s)
                   return 0;
 void pa_globals_init(Pool& pool) {  
         #undef NEW          size_t size=strlen(s)+1;
         #define NEW new(pool)          char *result=(char *)GC_MALLOC_ATOMIC(size);
   
         // hex value          if(!result)
         setup_hex_value();                  pa_fail_alloc("duplicate XML string",size);
   
         // names          memcpy(result, s, size);
         user_html_name=NEW String(pool, USER_HTML_NAME);  #ifdef PA_DEBUG_XML_GC_MEMORY
         content_type_name=NEW String(pool, CONTENT_TYPE_NAME);          fprintf(stderr, "pa_GC_strdup(%p=%s, length=%d)=0x%p\n", s, s, size, result);
         charset_name=NEW String(pool, CHARSET_NAME);  #endif
         body_name=NEW String(pool, BODY_NAME);          return result;
         value_name=NEW String(pool, VALUE_NAME);  }
         expires_name=NEW String(pool, EXPIRES_NAME);  
         path_name=NEW String(pool, PATH_NAME);  #ifdef PA_DEBUG_XML_GC_MEMORY
         name_name=NEW String(pool, NAME_NAME);  
         size_name=NEW String(pool, SIZE_NAME);  static void* pa_gc_malloc_log(size_t size){
         text_name=NEW String(pool, TEXT_NAME);          void *p=GC_MALLOC(size);
           fprintf(stderr, "pa_gc_malloc_log(%d)=0x%p\n", size, p);
         exception_method_name=NEW String(pool, EXCEPTION_METHOD_NAME);          return p;
         post_process_method_name=NEW String(pool, POST_PROCESS_METHOD_NAME);          
   }
         content_disposition_name=NEW String(pool, CONTENT_DISPOSITION_NAME);  
         content_disposition_filename_name=NEW String(pool, CONTENT_DISPOSITION_FILENAME_NAME);  static void* pa_gc_malloc_atomic_log(size_t size){
           void *p=GC_MALLOC_ATOMIC(size);
         unnamed_name=NEW String(pool, UNNAMED_NAME);          fprintf(stderr, "pa_gc_malloc_atomic_log(%d)=0x%p\n", size, p);
         empty_string=NEW String(pool);           return p;
   }
         auto_method_name=NEW String(pool, AUTO_METHOD_NAME);  
         main_method_name=NEW String(pool, MAIN_METHOD_NAME);  static void* pa_gc_realloc_log(void *ptr, size_t size){
           void *p=GC_REALLOC(ptr, size);
         main_class_name=NEW String(pool, MAIN_CLASS_NAME);          fprintf(stderr, "pa_gc_realloc_log(0x%p, %d)=0x%p\n", ptr, size, p);
           return p;
         result_var_name=NEW String(pool, RESULT_VAR_NAME);  }
         match_var_name=NEW String(pool, MATCH_VAR_NAME);  
         string_pre_match_name=NEW String(pool, STRING_PRE_MATCH_NAME);  static void pa_gc_free_log(void *p){
         string_match_name=NEW String(pool, STRING_MATCH_NAME);          fprintf(stderr, "pa_gc_free_log(0x%p)\n", p);
         string_post_match_name=NEW String(pool, STRING_POST_MATCH_NAME);          GC_FREE(p);
   }
   
         defaults_name=NEW String(pool, DEFAULTS_NAME);  #else
         charsets_name=NEW String(pool, CHARSETS_NAME);  
         mime_types_name=NEW String(pool, MIME_TYPES_NAME);  inline void *check(void *result, const char *where, size_t size) {
         vfile_mime_type_name=NEW String(pool, VFILE_MIME_TYPE_NAME);          if(!result)
         origins_mode_name=NEW String(pool, ORIGINS_MODE_NAME);                  pa_fail_alloc(where, size);
           return result;
         class_path_name=NEW String(pool, CLASS_PATH_NAME);  }
   
         //^switch ^case  static void* pa_gc_malloc_nonull(size_t size) { 
         switch_data_name=NEW String(pool, SWITCH_DATA_NAME);          return check(GC_MALLOC(size), "allocate XML compsite memory", size);
         case_default_value=NEW String(pool, CASE_DEFAULT_VALUE);  }
   
         // sql  static void* pa_gc_malloc_atomic_nonull(size_t size) { 
         sql_limit_name=NEW String(pool, SQL_LIMIT_NAME);          return check(GC_MALLOC_ATOMIC(size), "allocate XML atomic memory", size);
         sql_offset_name=NEW String(pool, SQL_OFFSET_NAME);  }
         sql_default_name=NEW String(pool, SQL_DEFAULT_NAME);  
   static void* pa_gc_realloc_nonull(void* ptr, size_t size) { 
         // hash          return check(GC_REALLOC(ptr, size), "reallocate XML memory", size);
         hash_default_element_name=NEW String(pool, HASH_DEFAULT_ELEMENT_NAME);  }
   
   static void pa_gc_free_maybeignore(void* ptr) {
         // hashes          GC_FREE(ptr);
         untaint_lang_name2enum=NEW Hash(pool);  }
         #define ULN(var, cstr, LANG) \  
                 String var(pool, cstr); \  #endif
                 untaint_lang_name2enum->put(var, (int)String::UL_##LANG);  
         ULN(as_is, "as-is", AS_IS);  #endif // XML
         ULN(file_name, "file-spec", FILE_SPEC);  
         ULN(http_header, "http-header", HTTP_HEADER);  #ifdef HAVE_PCRE2
         ULN(mail_header, "mail-header", MAIL_HEADER);  pcre2_general_context* VRegex::fgen_ctxt;
         ULN(uri, "uri", URI);  
         ULN(table, "table", TABLE);  static void* pa_pcre_malloc(size_t size, void *ptr){
         ULN(sql, "sql", SQL);          return pa_malloc(size);
         ULN(js, "js", JS);  }
         ULN(xml, "xml", XML);  
         ULN(html, "html", HTML);  static void pa_pcre_free(void *ptr, void *tag){
         ULN(user_html, "user-html", USER_HTML);          pa_free(ptr);
   }
         // tables  #endif
         Table *default_typo_table=NEW Table(pool, 0, 0);  
         #define DT_ROW(from, to) { \  
                         Array *row=NEW Array(pool); \  void pa_CORD_oom_fn(void) {
                         *row+=NEW String(pool, from); \          pa_fail_alloc("expand string", 0);
                         *row+=NEW String(pool, to); \  }
                         *default_typo_table+=row; \  
                 }  /**
         DT_ROW("<", "&lt;");          @todo gc: libltdl: substitute lt_dlmalloc & co
         DT_ROW(">", "&gt;");  */
         DT_ROW("\"", "&quot;");  static void gc_substitute_memory_management_functions() {
         DT_ROW("&", "&amp;");          // in libxml & libxslt
         DT_ROW("\\n\\n", "<p>");  #ifdef XML
         DT_ROW("\\n", "<br>");          // asking to use GC memory
         default_typo_dict=NEW Dictionary(*default_typo_table);  #ifdef PA_DEBUG_XML_GC_MEMORY
           xmlGcMemSetup(
         // SQL driver manager                  /*xmlFreeFunc */pa_gc_free_log,
         SQL_driver_manager=NEW SQL_Driver_manager(pool);                  /*xmlMallocFunc */pa_gc_malloc_log,
                   /*xmlMallocFunc */pa_gc_malloc_atomic_log,
 #ifdef XML                  /*xmlReallocFunc */pa_gc_realloc_log,
         // Xerces & Xalan                  /*xmlStrdupFunc */pa_GC_strdup);
   #else
         // Use the static initializers to initialize the Xalan-C++ and Xerces-C++ platforms.           xmlGcMemSetup(
         // You must initialize Xerces-C++ once per process                  /*xmlFreeFunc */pa_gc_free_maybeignore,
         XMLPlatformUtils::Initialize();                  /*xmlMallocFunc */pa_gc_malloc_nonull,
         XalanTransformer::initialize();                  /*xmlMallocFunc */pa_gc_malloc_atomic_nonull,
                   /*xmlReallocFunc */pa_gc_realloc_nonull,
         // XSLT stylesheet driver manager                  /*xmlStrdupFunc */pa_GC_strdup);
         XSLT_stylesheet_manager=NEW XSLT_Stylesheet_manager(pool);  #endif
 #endif  
   #endif
         // Charset manager   
         charset_manager=NEW Charset_manager(pool);          // pcre
 }  #ifdef HAVE_PCRE2
           VRegex::fgen_ctxt=pcre2_general_context_create(pa_pcre_malloc, pa_pcre_free, NULL);
 #if defined(XML) && defined(_MSC_VER)  #else
 #       define XERCES_BUILD_WIN32_BUILD "/parser3project/win32xml/xml-xerces/c/Build/Win32/VC6"          pcre_malloc=pa_malloc;
 #       define XALAN_BUILD_WIN32_BUILD "/parser3project/win32xml/xml-xalan/c/Build/Win32/VC6"          pcre_free=pa_free;
 #       ifdef _DEBUG  #endif
 #               pragma comment(lib, XERCES_BUILD_WIN32_BUILD "/Debug/xerces-c_1D.lib")  
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Debug/XSLTD.lib")          // cord
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Debug/XPathD.lib")          CORD_oom_fn=pa_CORD_oom_fn;
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Debug/XalanTransformerD.lib")  }
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Debug/XalanDOMD.lib")  
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Debug/DOMSupportD.lib")  /**
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Debug/PlatformSupportD.lib")          @test hint on one should call this for each thread xmlSubstituteEntitiesDefault(1);
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Debug/XMLSupportD.lib")  */
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Debug/XercesParserLiaisonD.lib")  void pa_globals_init() {
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Debug/XalanSourceTreeD.lib")  
 #       else  #ifndef PA_DEBUG_DISABLE_GC
 #               pragma comment(lib, XERCES_BUILD_WIN32_BUILD "/Release/xerces-c_1.lib")          // Dont collect unless explicitly requested. This is quicker (~30% ),
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Release/XalanSourceTree.lib")          // but less memory-efficient(~8%), so deciding for speed.
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Release/PlatformSupport.lib")          GC_disable();
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Release/XalanDOM.lib")          // as we log allocation errors, we don't need default gc warnings (without timestamp and URI)
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Release/DOMSupport.lib")          GC_set_warn_proc(GC_ignore_warn_proc);
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Release/XalanTransformer.lib")  #endif
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Release/XercesParserLiaison.lib")  
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Release/XMLSupport.lib")          // init socks
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Release/XPath.lib")          pa_socks_init();
 #               pragma comment(lib, XALAN_BUILD_WIN32_BUILD "/Release/XSLT.lib")  
 #       endif          // global variables
           cache_managers=new Cache_managers;
   
           // in various libraries
           gc_substitute_memory_management_functions();
   
   #ifdef SYMBOLS_CACHING
           // symbols cache
           Symbols::init();
   #endif
   
   #ifdef XML
           // initializing xml libs
   
           // Register the EXSLT extensions and the test module
           exsltRegisterAll();
           xsltRegisterTestModule();
           xmlDefaultSAXHandlerInit();
   
           // disable CDATA from being built in the document tree
           // never added yet  xmlDefaultSAXHandler.cdataBlock = NULL;
           
           // Initialization function for the XML parser. This is not reentrant. 
           // Call once before processing in case of use in multithreaded programs.
           xmlInitParser();
   
           // 1. this is needed for proper parsing of stylesheets
           // there were a situation where honest entity ruined innocent xpath compilation
           // doc says "you sould turn it on on stylesheet load" without deepening into details
           // 2. when dom tree with entites goes under transform text nodes 
           // got [erroreosly] cut on first entity occurance
           // --
           // that is why this is:
           xmlSubstituteEntitiesDefault(1);
           
           // Bit in the loadsubset context field to tell to do ID/REFs lookups 
           xmlLoadExtDtdDefaultValue |= XML_DETECT_IDS;
           // Bit in the loadsubset context field to tell to do complete the elements attributes lists 
           // with the ones defaulted from the DTDs 
           xmlLoadExtDtdDefaultValue |= XML_COMPLETE_ATTRS;
   
           // validate each document after load/create (?)
           // xmlDoValidityCheckingDefaultValue = 1;
   
           // regretfully this not only replaces entities on parse, but also on generate   xmlSubstituteEntitiesDefault(1);
           // never switched this on xmlIndentTreeOutput=1;
   
           xmlSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
           xsltSetGenericErrorFunc(0, xmlParserGenericErrorFunc);
   
   //      FILE *f=fopen("xslt.log", "wt");
   //      xsltSetGenericDebugFunc(f/*stderr*/, 0);
   
           pa_xml_io_init();
   #endif
   }
   
   static bool is_dlinited=false;
   
   void pa_globals_done() {
           delete cache_managers;
           cache_managers=0;
   
           if(is_dlinited)
                   lt_dlexit();
   
           pa_socks_done();
   }
   
   void pa_dlinit() {
           if(!is_dlinited){
                   if(lt_dlinit())
                           throw Exception(0,0,"preparation for dynamic library loading failed, %s", lt_dlerror());
                   is_dlinited=true;
           }
   }
   
   #ifdef _MSC_VER
   
   #define PREFIX "../../../../win32/"
   
   #ifdef _DEBUG
   #define CONFIGURATION "Debug"
   #else
   #define CONFIGURATION "Release"
   #endif
   
   #ifdef _WIN64
   #define PLATFORM_64 "x64/"
   #define PLATFORM_32 ""
   #else
   #define PLATFORM_64 ""
   #define PLATFORM_32 "win32/"
 #endif  #endif
   
   #pragma comment(lib, PREFIX "pcre/" PLATFORM_64 CONFIGURATION "/pcre.lib")
   
   #ifndef PA_DEBUG_DISABLE_GC
   
   #pragma comment(lib, PREFIX "gc/" PLATFORM_64 CONFIGURATION "/gc.lib")
   
   #endif // PA_DEBUG_DISABLE_GC
   
   
   #ifdef XML
   
   #define GNOME_LIBS PREFIX "gnome"
   
   #define LIB_XML PREFIX "gnome/libxml2-x.x.x/" PLATFORM_64 PLATFORM_32 CONFIGURATION "/lib/"
   #define LIB_XSLT PREFIX "gnome/libxslt-x.x.x/" PLATFORM_64 PLATFORM_32 CONFIGURATION "/lib/"
   
   #ifdef XML_STATIC
   #pragma comment(lib, LIB_XML "libxml2_a.lib")
   #pragma comment(lib, LIB_XSLT "libxslt_a.lib")
   #pragma comment(lib, LIB_XSLT "libexslt_a.lib")
   #else
   #pragma comment(lib, LIB_XML "libxml2.lib")
   #pragma comment(lib, LIB_XSLT "libxslt.lib")
   #pragma comment(lib, LIB_XSLT "libexslt.lib")
   #endif
   
   #endif // XML
   
   // defines for VS2015 to link with gc/xml libs compiled in the previous VS versions
   #if _MSC_VER >= 1900
   #pragma comment(lib,"legacy_stdio_definitions.lib")
   #endif
   
   #endif // _MSC_VER
Removed from v.1.80  
changed lines
  Added in v.1.215

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