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| version 1.100, 2002/01/14 17:48:57 | version 1.168, 2004/02/11 10:41:47 |
|---|---|
| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: globals. | Parser: globals. |
| Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexander Petrosyan <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| $Id$ | |
| */ | */ |
| #include "pa_globals.h" | static const char * const IDENT_GLOBALS_C="$Date$"; |
| #include "pa_string.h" | |
| #include "pa_hash.h" | |
| #include "pa_sql_driver_manager.h" | |
| #include "pa_dictionary.h" | |
| #include "pa_stylesheet_manager.h" | |
| #include "pa_sapi.h" | |
| #include "pa_cache_managers.h" | |
| #include "pa_charsets.h" | |
| #include "pa_charset.h" | |
| #ifdef DB2 | #include "pa_config_includes.h" |
| #include "pa_db_manager.h" | |
| #endif | |
| #ifdef XML | #ifdef XML |
| //#include "libxml/parser.h" | #include "libxml/xmlversion.h" |
| //#include "libxslt/xslt.h" | |
| //#include "libxslt/libxslt.h" | |
| #include "libxslt/extensions.h" | #include "libxslt/extensions.h" |
| #include "libxslt/xsltutils.h" | |
| extern "C" { | |
| #include "libexslt/exslt.h" | #include "libexslt/exslt.h" |
| }; | |
| #endif | #endif |
| String *content_type_name; | #include "pcre.h" |
| String *charset_name; | |
| String *body_name; | |
| String *value_name; | |
| String *expires_name; | |
| String *path_name; | |
| String *name_name; | |
| String *size_name; | |
| String *text_name; | |
| String *exception_method_name; | |
| String *post_process_method_name; | |
| String *content_disposition_name; | #include "pa_globals.h" |
| String *content_disposition_filename_name; | #include "pa_string.h" |
| #include "pa_sapi.h" | |
| String *unnamed_name; | #include "pa_threads.h" |
| #include "pa_xml_io.h" | |
| String *auto_method_name; | #include "pa_common.h" |
| String *main_method_name; | |
| String *main_class_name; | |
| String *result_var_name; | |
| String *match_var_name; | |
| String *string_pre_match_name; | |
| String *string_match_name; | |
| String *string_post_match_name; | |
| String *charsets_name; | |
| String *mime_types_name; | |
| String *vfile_mime_type_name; | |
| String *origins_mode_name; | |
| String *class_path_name; | |
| String *switch_data_name; | #include "pa_cache_managers.h" |
| String *case_default_value; | |
| String *sql_limit_name; | // defines |
| String *sql_offset_name; | |
| String *sql_default_name; | |
| String *charset_UTF8_name; | //#define PA_DEBUG_XML_GC_MEMORY |
| String *hash_default_element_name; | // globals |
| Hash *untaint_lang_name2enum; | short hex_value[0x100]; |
| #ifdef XML | |
| GdomeDOMImplementation *domimpl; | GdomeDOMImplementation *domimpl; |
| #endif | |
| Charset *utf8_charset; | |
| short hex_value[0x100]; | |
| static void setup_hex_value() { | static void setup_hex_value() { |
| memset(hex_value, 0, sizeof(hex_value)); | memset(hex_value, 0, sizeof(hex_value)); |
| Line 111 static void setup_hex_value() { | Line 67 static void setup_hex_value() { |
| hex_value['f'] = 15; | hex_value['f'] = 15; |
| } | } |
| /* | |
| Hash<pa_thread_t, Request*> thread_request; | |
| void pa_register_thread_request(Request& r) { | |
| thread_request.put(pa_get_thread_id(), &r); | |
| } | |
| /// retrives request set by pa_set_request function, useful in contextless places [slow] | |
| Request& pa_thread_request() { | |
| return *thread_request.get(pa_get_thread_id()); | |
| } | |
| #ifdef XML | #ifdef XML |
| static void | |
| xmlGenericErrorDefaultFunc2(void *ctx ATTRIBUTE_UNUSED, const char *msg, ...) { | class XML_Generic_error_info { |
| va_list args; | public: |
| va_start(args, msg); | char buf[MAX_STRING*5]; |
| throw Exception(0, 0, | size_t used; |
| 0, | public: |
| msg, args); | XML_Generic_error_info() { |
| va_end(args); | reset(); |
| } | |
| void reset() { | |
| buf[used=0]=0; | |
| } | |
| const char* get_and_reset() { | |
| if(used) { | |
| char* result=pa_strdup(buf, used); | |
| reset(); | |
| return result; | |
| } else | |
| return 0; | |
| } | |
| }; | |
| Hash<pa_thread_t, XML_Generic_error_info*> xml_generic_error_infos; | |
| static void xmlParserGenericErrorFunc(void * /*ctx*/, const char* msg, ...) { | |
| //_asm int 3; | |
| pa_thread_t thread_id=pa_get_thread_id(); | |
| // infinitely looking for free slot to fill it | |
| while(true) { | |
| SYNCHRONIZED; // find+fill blocked | |
| // first try to get existing for this thread_id | |
| XML_Generic_error_info *p=xml_generic_error_infos.get(thread_id); | |
| if(!p) // occupy empty one | |
| xml_generic_error_infos.put(thread_id, (p=new(PointerFreeGC) XML_Generic_error_info)); | |
| va_list args; | |
| va_start(args, msg); | |
| p->used+=vsnprintf(p->buf+p->used, sizeof(p->buf)-p->used, msg, args); | |
| va_end(args); | |
| break; | |
| } | |
| } | |
| bool xmlHaveGenericErrors() { | |
| pa_thread_t thread_id=pa_get_thread_id(); | |
| SYNCHRONIZED; // find blocked | |
| return xml_generic_error_infos.get(thread_id)!=0; | |
| } | } |
| const char* xmlGenericErrors() { | |
| pa_thread_t thread_id=pa_get_thread_id(); | |
| SYNCHRONIZED; // find+free blocked | |
| if(XML_Generic_error_info *p=xml_generic_error_infos.get(thread_id)) | |
| return p->get_and_reset(); | |
| return 0; // no errors for our thread_id registered | |
| } | |
| #endif | #endif |
| */ | |
| void pa_globals_destroy(void *) { | void pa_globals_destroy(void *) { |
| try { | try { |
| #ifdef XML | #ifdef XML |
| GdomeException exc; | GdomeException exc; |
| gdome_di_unref (domimpl, &exc); | gdome_di_unref (domimpl, &exc); |
| // uncomment SAPI::abort below if adding potential-throw code here | |
| #endif | #endif |
| if(cache_managers) | |
| cache_managers->~Cache_managers(); | |
| charsets->~Charsets(); | |
| } catch(const Exception& e) { | } catch(const Exception& e) { |
| SAPI::die("pa_globals_destroy failed: %s", e.comment()); | // SAPI::abort("pa_globals_destroy failed: %s", e.comment()); |
| } | } |
| } | } |
| void pa_globals_init(Pool& pool) { | |
| pool.register_cleanup(pa_globals_destroy, 0); | |
| #undef NEW | #ifdef XML |
| #define NEW new(pool) | |
| static char *pa_GC_strdup(const char *s) { | |
| if(!s) | |
| return 0; | |
| size_t size=strlen(s)+1; | |
| char *result=(char *)GC_malloc_atomic(size); | |
| if(!result) | |
| SAPI::abort("out of memory (while duplicating XML string [size=%d])", size); | |
| // hex value | memcpy(result, s, size); |
| setup_hex_value(); | return result; |
| } | |
| #ifdef PA_DEBUG_XML_GC_MEMORY | |
| void *pa_look_for[]={(void*)0x8abe000,(void*)0x0,(void*)0x0,(void*)0x0, | |
| (void*)0x0,(void*)0x0,(void*)0x0,(void*)0x0}; | |
| bool pa_looked(void*p) { | |
| for(int i=0; i<8; i++) | |
| if(pa_look_for[i]==p) | |
| return true; | |
| return false; | |
| } | |
| static void* pa_gc_malloc_log(size_t size){ | |
| void *p=pa_gc_malloc(size); | |
| fprintf(stderr, "pa_gc_malloc_log(%d)=0x%p\n", size, p); | |
| // if(pa_looked(p)) | |
| // fprintf(stderr,"catched debug malloc(%d)=0x%p\n", size, p); | |
| return p; | |
| } | |
| static void* pa_gc_malloc_atomic_log(size_t size){ | |
| void *p=pa_gc_malloc_atomic(size); | |
| fprintf(stderr, "pa_gc_malloc_atomic_log(%d)=0x%p\n", size, p); | |
| // if(pa_looked(p)) | |
| // fprintf(stderr,"catched debug malloc atomic(%d)=0x%p\n", size, p); | |
| return p; | |
| } | |
| static void* pa_gc_realloc_log(void *ptr, size_t size){ | |
| void *p=pa_gc_realloc(ptr, size); | |
| fprintf(stderr, "pa_gc_realloc_log(0x%p, %d)=0x%p\n", ptr, size, p); | |
| // if(pa_looked(p)) | |
| // fprintf(stderr,"catched debug realloc(%d)=0x%p\n", size, p); | |
| return p; | |
| } | |
| //static void pa_gc_free_ignore(void *){} | |
| static void pa_gc_free_log(void *p){ | |
| fprintf(stderr, "pa_gc_free_log(0x%p)\n", p); | |
| // if(pa_looked(p)) | |
| // fprintf(stderr,"catched debug free(0x%p)\n", p); | |
| pa_gc_free(p); | |
| } | |
| #else | |
| // names | inline void *check(void *result, const char *where, size_t size) { |
| content_type_name=NEW String(pool, CONTENT_TYPE_NAME); | if(!result) |
| charset_name=NEW String(pool, CHARSET_NAME); | SAPI::abort("out of memory (while %s [size=%d])", where, size); |
| body_name=NEW String(pool, BODY_NAME); | |
| value_name=NEW String(pool, VALUE_NAME); | return result; |
| expires_name=NEW String(pool, EXPIRES_NAME); | } |
| path_name=NEW String(pool, PATH_NAME); | static void* pa_gc_malloc_nonull(size_t size) { |
| name_name=NEW String(pool, NAME_NAME); | return check(pa_gc_malloc(size), "allocating XML compsite memory", size); |
| size_name=NEW String(pool, SIZE_NAME); | } |
| text_name=NEW String(pool, TEXT_NAME); | static void* pa_gc_malloc_atomic_nonull(size_t size) { |
| return check(pa_gc_malloc_atomic(size), "allocating XML atomic memory", size); | |
| exception_method_name=NEW String(pool, EXCEPTION_METHOD_NAME); | } |
| post_process_method_name=NEW String(pool, POST_PROCESS_METHOD_NAME); | static void* pa_gc_realloc_nonull(void* ptr, size_t size) { |
| return check(pa_gc_realloc(ptr, size), "reallocating XML memory", size); | |
| content_disposition_name=NEW String(pool, CONTENT_DISPOSITION_NAME); | } |
| content_disposition_filename_name=NEW String(pool, CONTENT_DISPOSITION_FILENAME_NAME); | |
| #endif | |
| unnamed_name=NEW String(pool, UNNAMED_NAME); | |
| auto_method_name=NEW String(pool, AUTO_METHOD_NAME); | |
| main_method_name=NEW String(pool, MAIN_METHOD_NAME); | |
| main_class_name=NEW String(pool, MAIN_CLASS_NAME); | |
| 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); | |
| string_match_name=NEW String(pool, STRING_MATCH_NAME); | |
| string_post_match_name=NEW String(pool, STRING_POST_MATCH_NAME); | |
| charsets_name=NEW String(pool, CHARSETS_NAME); | |
| mime_types_name=NEW String(pool, MIME_TYPES_NAME); | |
| vfile_mime_type_name=NEW String(pool, VFILE_MIME_TYPE_NAME); | |
| origins_mode_name=NEW String(pool, ORIGINS_MODE_NAME); | |
| class_path_name=NEW String(pool, CLASS_PATH_NAME); | |
| //^switch ^case | |
| switch_data_name=NEW String(pool, SWITCH_DATA_NAME); | |
| case_default_value=NEW String(pool, CASE_DEFAULT_VALUE); | |
| // sql | |
| sql_limit_name=NEW String(pool, SQL_LIMIT_NAME); | |
| sql_offset_name=NEW String(pool, SQL_OFFSET_NAME); | |
| sql_default_name=NEW String(pool, SQL_DEFAULT_NAME); | |
| // charsets | |
| charset_UTF8_name=NEW String(pool, CHARSET_UTF8_NAME); | |
| // hash | |
| hash_default_element_name=NEW String(pool, HASH_DEFAULT_ELEMENT_NAME); | |
| // hashes | |
| untaint_lang_name2enum=NEW Hash(pool); | |
| #define ULN(cstr, LANG) \ | |
| untaint_lang_name2enum->put(*NEW String(pool, cstr), (int)String::UL_##LANG); | |
| ULN("as-is", AS_IS); | |
| ULN("file-spec", FILE_SPEC); | |
| ULN("http-header", HTTP_HEADER); | |
| ULN("mail-header", MAIL_HEADER); | |
| ULN("uri", URI); | |
| ULN("table", TABLE); | |
| ULN("sql", SQL); | |
| ULN("js", JS); | |
| ULN("xml", XML); | |
| ULN("html", HTML); | |
| ULN("optimized-html", HTML|String::UL_OPTIMIZE_BIT); | |
| // charsets | |
| charsets=NEW Charsets(pool); | |
| charsets->put(*charset_UTF8_name, | |
| utf8_charset=NEW Charset(pool, *charset_UTF8_name, 0/*no file=system*/)); | |
| // Status registration, must be initialized before all registrants | |
| cache_managers=NEW Cache_managers(pool); | |
| // SQL driver manager | |
| cache_managers->put(*NEW String(pool, "sql"), | |
| SQL_driver_manager=NEW SQL_Driver_manager(pool)); | |
| #ifdef DB2 | |
| // DB driver manager | |
| cache_managers->put(*NEW String(pool, "db"), | |
| DB_manager=NEW DB_Manager(pool)); | |
| #endif | #endif |
| void pa_CORD_oom_fn(void) { | |
| SAPI::abort("out of memory (while expanding string)"); | |
| } | |
| /** | |
| @todo gc: libltdl: substitute lt_dlmalloc & co | |
| */ | |
| static void gc_substitute_memory_management_functions() { | |
| // in libxml & libxslt | |
| #ifdef XML | |
| // asking to use GC memory | |
| #if LIBXML_VERSION >= 20507 | |
| #ifdef PA_DEBUG_XML_GC_MEMORY | |
| xmlGcMemSetup( | |
| /*xmlFreeFunc */pa_gc_free_log, | |
| /*xmlMallocFunc */pa_gc_malloc_log, | |
| /*xmlMallocFunc */pa_gc_malloc_atomic_log, | |
| /*xmlReallocFunc */pa_gc_realloc_log, | |
| /*xmlStrdupFunc */pa_GC_strdup); | |
| #else | |
| xmlGcMemSetup( | |
| /*xmlFreeFunc */pa_gc_free, | |
| /*xmlMallocFunc */pa_gc_malloc_nonull, | |
| /*xmlMallocFunc */pa_gc_malloc_atomic_nonull, | |
| /*xmlReallocFunc */pa_gc_realloc_nonull, | |
| /*xmlStrdupFunc */pa_GC_strdup); | |
| #endif | |
| #else | |
| xmlMemSetup( | |
| /*xmlFreeFunc */pa_gc_free, | |
| /*xmlMallocFunc */pa_gc_malloc, | |
| /*xmlReallocFunc */pa_gc_realloc, | |
| /*xmlStrdupFunc */pa_GC_strdup); | |
| #endif | |
| #endif | |
| // pcre | |
| pcre_malloc=pa_gc_malloc; | |
| pcre_free=pa_gc_free; | |
| // cord | |
| CORD_oom_fn=pa_CORD_oom_fn; | |
| } | |
| /** | |
| @test hint on one should call this for each thread xmlSubstituteEntitiesDefault(1); | |
| */ | |
| void pa_globals_init() { | |
| // global variables | |
| cache_managers=new Cache_managers; | |
| // in various libraries | |
| gc_substitute_memory_management_functions(); | |
| // hex value | |
| setup_hex_value(); | |
| #ifdef XML | #ifdef XML |
| // initializing xml libs | // initializing xml libs |
| /* First I get a DOMImplementation reference */ | /* First get a DOMImplementation reference */ |
| domimpl = gdome_di_mkref (); | domimpl = gdome_di_mkref (); |
| /* | /* |
| * Register the EXSLT extensions and the test module | * Register the EXSLT extensions and the test module |
| */ | */ |
| exsltRegisterAll(); | exsltRegisterAll(); |
| xsltRegisterTestModule(); | xsltRegisterTestModule(); |
| xmlDefaultSAXHandlerInit(); | xmlDefaultSAXHandlerInit(); |
| /* | /* |
| * disable CDATA from being built in the document tree | * disable CDATA from being built in the document tree |
| */ | */ |
| xmlDefaultSAXHandler.cdataBlock = NULL; | // never added yet xmlDefaultSAXHandler.cdataBlock = NULL; |
| /* | /* |
| * Initialization function for the XML parser. | * Initialization function for the XML parser. |
| * This is not reentrant. Call once before processing in case of | * This is not reentrant. Call once before processing in case of |
| * use in multithreaded programs. | * use in multithreaded programs. |
| */ | */ |
| xmlInitParser(); | 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 | // Bit in the loadsubset context field to tell to do ID/REFs lookups |
| xmlLoadExtDtdDefaultValue |= XML_DETECT_IDS; | xmlLoadExtDtdDefaultValue |= XML_DETECT_IDS; |
| // Bit in the loadsubset context field to tell to do complete the elements attributes lists | // Bit in the loadsubset context field to tell to do complete the elements attributes lists |
| // with the ones defaulted from the DTDs | // with the ones defaulted from the DTDs |
| //never added yet xmlLoadExtDtdDefaultValue |= XML_COMPLETE_ATTRS; | 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, xmlGenericErrorDefaultFunc2); | xmlSetGenericErrorFunc(0, xmlParserGenericErrorFunc); |
| xsltSetGenericErrorFunc(0, xmlParserGenericErrorFunc); | |
| // FILE *f=fopen("y:\\xslt.log", "wt"); | |
| // xsltSetGenericDebugFunc(f/*stderr*/, 0); | |
| // XSLT stylesheet manager | pa_xml_io_init(); |
| cache_managers->put(*NEW String(pool, "stylesheet"), | |
| stylesheet_manager=NEW Stylesheet_manager(pool)); | |
| #endif | #endif |
| } | } |
| #if defined(XML) && defined(_MSC_VER) | #ifdef _MSC_VER |
| # define XML_LIBS "/parser3project/win32xml" | |
| # pragma comment(lib, XML_LIBS "/glib/lib/libglib-1.3-11.lib") | #ifndef PA_DEBUG_DISABLE_GC |
| # pragma comment(lib, XML_LIBS "/libxml2-2.4.12/win32/dsp/libxml2_so/libxml2.lib") | # define GC_LIB "../../../../win32/gc" |
| # pragma comment(lib, XML_LIBS "/libxslt-1.0.9/win32/dsp/libexslt_so/libexslt.lib") | |
| # pragma comment(lib, XML_LIBS "/libxslt-1.0.9/win32/dsp/libxslt_a/libxslt.lib") | |
| # ifdef _DEBUG | # ifdef _DEBUG |
| # pragma comment(lib, XML_LIBS "/gdome2-0.7.0/win32/dsp/Debug/libgdome.lib") | # pragma comment(lib, GC_LIB "/Debug/gc.lib") |
| # else | # else |
| # pragma comment(lib, XML_LIBS "/gdome2-0.7.0/win32/dsp/Release/libgdome.lib") | # pragma comment(lib, GC_LIB "/Release/gc.lib") |
| # endif | # endif |
| #endif | |
| #endif | |
| #if defined(DB2) && defined(_MSC_VER) | #ifdef XML |
| # define LIBDB2_WIN32_BUILD "/parser3project/win32db/lib" | # define GNOME_LIBS "../../../../win32/gnome" |
| # pragma comment(lib, GNOME_LIBS "/glib/lib/libglib-1.3-11.lib") | |
| # ifdef _DEBUG | # ifdef _DEBUG |
| # pragma comment(lib, LIBDB2_WIN32_BUILD "/debug/libdb.lib") | |
| # else | # ifdef LIBXML_STATIC |
| # pragma comment(lib, LIBDB2_WIN32_BUILD "/release/libdb.lib") | # pragma comment(lib, GNOME_LIBS "/libxml2-x.x.x/win32/debug/lib/libxml2_a.lib") |
| # else | |
| # pragma comment(lib, GNOME_LIBS "/libxml2-x.x.x/win32/debug/lib/libxml2.lib") | |
| # endif | |
| # ifdef LIBXSLT_STATIC | |
| # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/debug/lib/libxslt_a.lib") | |
| # else | |
| # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/debug/lib/libxslt.lib") | |
| # endif | |
| # ifdef LIBEXSLT_STATIC | |
| # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/debug/lib/libexslt_a.lib") | |
| # else | |
| # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/debug/lib/libexslt.lib") | |
| # endif | |
| # ifdef LIBGDOME_STATIC | |
| # pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/libgdome_DebugStatic/libgdome.lib") | |
| # else | |
| # pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/libgdome_DebugDynamic/libgdome.lib") | |
| # endif | |
| #else | |
| # ifdef LIBXML_STATIC | |
| # pragma comment(lib, GNOME_LIBS "/libxml2-x.x.x/win32/release/lib/libxml2_a.lib") | |
| # else | |
| # pragma comment(lib, GNOME_LIBS "/libxml2-x.x.x/win32/release/lib/libxml2.lib") | |
| # endif | |
| # ifdef LIBXSLT_STATIC | |
| # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/release/lib/libxslt_a.lib") | |
| # else | |
| # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/release/lib/libxslt.lib") | |
| # endif | |
| # ifdef LIBEXSLT_STATIC | |
| # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/release/lib/libexslt_a.lib") | |
| # else | |
| # pragma comment(lib, GNOME_LIBS "/libxslt-x.x.x/win32/release/lib/libexslt.lib") | |
| # endif | |
| # ifdef LIBGDOME_STATIC | |
| # pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/libgdome_ReleaseStatic/libgdome.lib") | |
| # else | |
| # pragma comment(lib, GNOME_LIBS "/gdome2-x.x.x/win32/dsp/libgdome_ReleaseDynamic/libgdome.lib") | |
| # endif | |
| # endif | # endif |
| #endif | #endif |
| #endif |