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| version 1.152.2.19.2.10, 2003/04/01 07:59:08 | version 1.165, 2003/12/17 07:33:53 |
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| Line 5 | Line 5 |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| */ | */ |
| static const char* IDENT_GLOBALS_C="$Date$"; | static const char * const IDENT_GLOBALS_C="$Date$"; |
| #include "pa_config_includes.h" | #include "pa_config_includes.h" |
| #ifdef XML | #ifdef XML |
| #include "libxml/xmlversion.h" | |
| #include "libxslt/extensions.h" | #include "libxslt/extensions.h" |
| #include "libxslt/xsltutils.h" | #include "libxslt/xsltutils.h" |
| extern "C" { | extern "C" { |
| Line 17 extern "C" { | Line 18 extern "C" { |
| }; | }; |
| #endif | #endif |
| #include "pcre.h" | |
| #include "pa_globals.h" | #include "pa_globals.h" |
| #include "pa_string.h" | #include "pa_string.h" |
| #include "pa_sapi.h" | #include "pa_sapi.h" |
| #include "pa_threads.h" | #include "pa_threads.h" |
| #include "pa_xml_io.h" | |
| #include "pa_common.h" | |
| #include "pa_cache_managers.h" | |
| // defines | // defines |
| #define PA_DEBUG_XML_GC_MEMORY | //#define PA_DEBUG_XML_GC_MEMORY |
| // globals | // globals |
| Line 61 static void setup_hex_value() { | Line 67 static void setup_hex_value() { |
| hex_value['f'] = 15; | hex_value['f'] = 15; |
| } | } |
| #ifdef XML | |
| const int MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS=10; | 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 | |
| class XML_Generic_error_info { | class XML_Generic_error_info { |
| public: | public: |
| pa_thread_t thread_id; | |
| char buf[MAX_STRING]; | char buf[MAX_STRING]; |
| size_t used; | size_t used; |
| public: | public: |
| Line 75 public: | Line 88 public: |
| reset(); | reset(); |
| } | } |
| void reset() { | void reset() { |
| thread_id=0; | |
| buf[used=0]=0; | buf[used=0]=0; |
| } | } |
| const char* getnd_reset() { | const char* get_and_reset() { |
| char* result=new(PointerFreeGC) char[used+1]; | if(used) { |
| memcpy(result, buf, used+1); | char* result=pa_strdup(buf, used); |
| reset(); | reset(); |
| return result; | return result; |
| } else | |
| return 0; | |
| } | } |
| } xml_generic_error_infos[MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS]; | }; |
| XML_Generic_error_info *xml_generic_error_info(pa_thread_t thread_id) { | Hash<pa_thread_t, XML_Generic_error_info*> xml_generic_error_infos; |
| for(int i=0; i<MAX_CONCURRENT_XML_GENERIC_ERROR_THREADS; i++) { | |
| XML_Generic_error_info *p=xml_generic_error_infos+i; | |
| if(p->thread_id==thread_id) | |
| return p; | |
| } | |
| return 0; | |
| } | |
| static void | static void xmlParserGenericErrorFunc(void * /*ctx*/, const char* msg, ...) { |
| xmlParserGenericErrorFunc(void *ctx, const char* msg, ...) { | //_asm int 3; |
| pa_thread_t thread_id=pa_get_thread_id(); | pa_thread_t thread_id=pa_get_thread_id(); |
| // infinitely looking for free slot to fill it | // infinitely looking for free slot to fill it |
| while(true) { | while(true) { |
| SYNCHRONIZED; // find+fill blocked | SYNCHRONIZED; // find+fill blocked |
| // first try to get existing for this thread_id | // first try to get existing for this thread_id |
| XML_Generic_error_info *p=xml_generic_error_info(thread_id); | XML_Generic_error_info *p=xml_generic_error_infos.get(thread_id); |
| if(!p) { // occupy empty one | if(!p) // occupy empty one |
| p=xml_generic_error_info(0); | xml_generic_error_infos.put(thread_id, (p=new(PointerFreeGC) XML_Generic_error_info)); |
| if(!p) // wait for empty for it to appear | |
| continue; | |
| } | |
| p->thread_id=thread_id; | |
| va_list args; | va_list args; |
| va_start(args, msg); | va_start(args, msg); |
| Line 123 xmlParserGenericErrorFunc(void *ctx, con | Line 125 xmlParserGenericErrorFunc(void *ctx, con |
| } | } |
| bool xmlHaveGenericErrors() { | bool xmlHaveGenericErrors() { |
| pa_thread_t thread_id=pa_get_thread_id(); | pa_thread_t thread_id=pa_get_thread_id(); |
| SYNCHRONIZED; // find blocked | SYNCHRONIZED; // find blocked |
| return xml_generic_error_info(thread_id)!=0; | return xml_generic_error_infos.get(thread_id)!=0; |
| } | } |
| const char* xmlGenericErrors() { | const char* xmlGenericErrors() { |
| pa_thread_t thread_id=pa_get_thread_id(); | pa_thread_t thread_id=pa_get_thread_id(); |
| SYNCHRONIZED; // find+free blocked | SYNCHRONIZED; // find+free blocked |
| XML_Generic_error_info *p=xml_generic_error_info(thread_id); | if(XML_Generic_error_info *p=xml_generic_error_infos.get(thread_id)) |
| if(!p) // no errors for our thread_id registered | return p->get_and_reset(); |
| return 0; | |
| return p->getnd_reset(); | return 0; // no errors for our thread_id registered |
| } | |
| /** | |
| * xmlFileMatchWithLocalhostEqDocumentRoot: | |
| * filename: the URI for matching | |
| * | |
| * check if the URI matches an HTTP one | |
| * | |
| * Returns 1 if matches, 0 otherwise | |
| */ | |
| static int | |
| xmlFileMatchLocalhost(const char* filename) { | |
| if (!strncmp(filename, "http://localhost", 16)) | |
| return(1); | |
| return(0); | |
| } | |
| /** | |
| * xmlFileOpenHttpLocalhost : | |
| * filename: the URI for matching | |
| * | |
| * http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc | |
| * | |
| * input from FILE *, supports compressed input | |
| * if filename is " " then the standard input is used | |
| * | |
| * Returns an I/O context or NULL in case of error | |
| */ | |
| static void * | |
| xmlFileOpenLocalhost (const char* filename) { | |
| FILE *fd; | |
| const char* documentRoot; | |
| char path[1000]; | |
| path[0]=0; | |
| strcat(path, (documentRoot=getenv("DOCUMENT_ROOT"))?documentRoot:"."); | |
| strcat(path, &filename[16]); | |
| #ifdef WIN32 | |
| fd = fopen(path, "rb"); | |
| #else | |
| fd = fopen(path, "r"); | |
| #endif /* WIN32 */ | |
| return((void *) fd); | |
| } | |
| /** | |
| * xmlFileRead: | |
| * @context: the I/O context | |
| * @buffer: where to drop data | |
| * @len: number of bytes to write | |
| * | |
| * Read @len bytes to @buffer from the I/O channel. | |
| * | |
| * Returns the number of bytes written | |
| */ | |
| static int | |
| pa_xmlFileRead (void * context, char * buffer, int len) { | |
| return(fread(&buffer[0], 1, len, (FILE *) context)); | |
| } | |
| /** | |
| * xmlFileClose: | |
| * @context: the I/O context | |
| * | |
| * Close an I/O channel | |
| */ | |
| static int | |
| pa_xmlFileClose (void * context) { | |
| return ( ( fclose((FILE *) context) == EOF ) ? -1 : 0 ); | |
| } | } |
| #endif | #endif |
| Line 220 void pa_globals_destroy(void *) { | Line 150 void pa_globals_destroy(void *) { |
| #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 |
| } catch(const Exception& e) { | } catch(const Exception& e) { |
| SAPI::abort("pa_globals_destroy failed: %s", e.comment()); | // SAPI::abort("pa_globals_destroy failed: %s", e.comment()); |
| } | } |
| } | } |
| #ifdef XML | #ifdef XML |
| static char *pa_GC_strdup(const char *s) { | static char *pa_GC_strdup(const char *s) { |
| if(!s) | if(!s) |
| return 0; | return 0; |
| size_t size=strlen(s)+1; | size_t size=strlen(s)+1; |
| char *result=(char *)GC_malloc_atomic(size); | char *result=(char *)GC_malloc_atomic(size); |
| if(!result) | |
| SAPI::abort("out of memory (while duplicating XML string [size=%d])", size); | |
| memcpy(result, s, size); | memcpy(result, s, size); |
| return result; | return result; |
| } | } |
| #ifdef PA_DEBUG_XML_GC_MEMORY | #ifdef PA_DEBUG_XML_GC_MEMORY |
| void *pa_look_for[]={(void*)0x8abe000,(void*)0x0,(void*)0x0,(void*)0x0, | |
| static char * | (void*)0x0,(void*)0x0,(void*)0x0,(void*)0x0}; |
| pa_xmlStrndup(const char *cur, int len) { | bool pa_looked(void*p) { |
| char*ret; | for(int i=0; i<8; i++) |
| if(pa_look_for[i]==p) | |
| if ((cur == NULL) || (len < 0)) return(NULL); | return true; |
| ret = (char *) xmlMalloc((len + 1) * sizeof(char)); | return false; |
| if (ret == NULL) { | } |
| xmlGenericError(xmlGenericErrorContext, | static void* pa_gc_malloc_log(size_t size){ |
| "malloc of %ld byte failed\n", | void *p=pa_gc_malloc(size); |
| (len + 1) * (long)sizeof(char)); | fprintf(stderr, "pa_gc_malloc_log(%d)=0x%p\n", size, p); |
| return(NULL); | // if(pa_looked(p)) |
| } | // fprintf(stderr,"catched debug malloc(%d)=0x%p\n", size, p); |
| memcpy(ret, cur, len * sizeof(char)); | return p; |
| ret[len] = 0; | |
| return(ret); | } |
| 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 | |
| static char * | inline void *check(void *result, const char *where, size_t size) { |
| pa_debug_xmlStrdup(const char *cur) { | if(!result) |
| const char *p = cur; | SAPI::abort("out of memory (while %s [size=%d])", where, size); |
| if (cur == NULL) return(NULL); | return result; |
| while (*p != 0) p++; /* non input consuming */ | |
| return(pa_xmlStrndup(cur, p - cur)); | |
| } | } |
| static void* pa_gc_malloc_nonull(size_t size) { | |
| static const int PA_CHECKBUF_SIZE=100000000; | return check(pa_gc_malloc(size), "allocating XML compsite memory", size); |
| static bool maybe_valid_ptrs[PA_CHECKBUF_SIZE]; | |
| static void* add_valid_ptr(void* ptr) { | |
| uint h=hash_code((int)ptr); | |
| maybe_valid_ptrs[h%PA_CHECKBUF_SIZE]=true; | |
| return ptr; | |
| } | } |
| static void* check_ptr(void* ptr) { | static void* pa_gc_malloc_atomic_nonull(size_t size) { |
| uint h=hash_code((uint)ptr); | return check(pa_gc_malloc_atomic(size), "allocating XML atomic memory", size); |
| if(!maybe_valid_ptrs[h%PA_CHECKBUF_SIZE]) | |
| _asm int 3; | |
| return ptr; | |
| } | } |
| static void* pa_gc_realloc_nonull(void* ptr, size_t size) { | |
| static bool pa_debug_xml=true; | return check(pa_gc_realloc(ptr, size), "reallocating XML memory", size); |
| static void* pa_debug_GC_malloc(size_t size) { | |
| if(pa_debug_xml) | |
| return add_valid_ptr(GC_malloc(size)); | |
| else | |
| return GC_malloc(size); | |
| } | } |
| static void *pa_debug_GC_realloc(void *ptr, size_t size) { | #endif |
| GC_is_visible(ptr); | #endif |
| //printf("realloc: 0x%p -> %u\n", ptr, size); | |
| if(pa_debug_xml) | |
| return add_valid_ptr(GC_realloc(check_ptr(ptr), size)); | |
| else | |
| return GC_realloc(ptr, size); | |
| } | |
| static void pa_debug_GC_free(void*) { | void pa_CORD_oom_fn(void) { |
| // ignore free | 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 | #endif |
| #else | |
| xmlMemSetup( | |
| /*xmlFreeFunc */pa_gc_free, | |
| /*xmlMallocFunc */pa_gc_malloc, | |
| /*xmlReallocFunc */pa_gc_realloc, | |
| /*xmlStrdupFunc */pa_GC_strdup); | |
| #endif | |
| #endif | #endif |
| /// @test hint on one should call this for each thread xmlSubstituteEntitiesDefault(1); | // 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() { | void pa_globals_init() { |
| // global variables | |
| cache_managers=new Cache_managers; | |
| // in various libraries | |
| gc_substitute_memory_management_functions(); | |
| // hex value | // hex value |
| setup_hex_value(); | setup_hex_value(); |
| #ifdef XML | #ifdef XML |
| // initializing xml libs | // initializing xml libs |
| #ifndef PA_DEBUG_DISABLE_GC | |
| // asking to use GC memory | |
| #ifndef PA_DEBUG_XML_GC_MEMORY | |
| xmlMemSetup( | |
| /*xmlFreeFunc */GC_free, | |
| /*xmlMallocFunc */GC_malloc, | |
| /*xmlReallocFunc */GC_realloc, | |
| /*xmlStrdupFunc */pa_GC_strdup); | |
| #else | |
| xmlMemSetup( | |
| /*xmlFreeFunc */pa_debug_GC_free, | |
| /*xmlMallocFunc */pa_debug_GC_malloc, | |
| /*xmlReallocFunc */pa_debug_GC_realloc, | |
| /*xmlStrdupFunc */pa_debug_xmlStrdup); | |
| #endif | |
| #endif | |
| /* First get a DOMImplementation reference */ | /* First get a DOMImplementation reference */ |
| domimpl = gdome_di_mkref (); | domimpl = gdome_di_mkref (); |
| /* | /* |
| Line 382 void pa_globals_init() { | Line 342 void pa_globals_init() { |
| // FILE *f=fopen("y:\\xslt.log", "wt"); | // FILE *f=fopen("y:\\xslt.log", "wt"); |
| // xsltSetGenericDebugFunc(f/*stderr*/, 0); | // xsltSetGenericDebugFunc(f/*stderr*/, 0); |
| // http://localhost/abc -> $ENV{DOCUMENT_ROOT}/abc | ./abc | pa_xml_io_init(); |
| xmlRegisterInputCallbacks( | |
| xmlFileMatchLocalhost, xmlFileOpenLocalhost, | |
| pa_xmlFileRead, pa_xmlFileClose); | |
| #endif | #endif |
| } | } |
| #ifdef _MSC_VER | #ifdef _MSC_VER |
| #ifndef PA_DEBUG_DISABLE_GC | #ifndef PA_DEBUG_DISABLE_GC |
| # define GC_LIB "/parser3project/win32/gc" | # define GC_LIB "../../../../win32/gc" |
| # ifdef _DEBUG | # ifdef _DEBUG |
| # pragma comment(lib, GC_LIB "/Debug/gc.lib") | # pragma comment(lib, GC_LIB "/Debug/gc.lib") |
| # else | # else |
| Line 402 void pa_globals_init() { | Line 359 void pa_globals_init() { |
| #endif | #endif |
| #ifdef XML | #ifdef XML |
| # define GNOME_LIBS "/parser3project/win32xml/win32/gnome" | # define GNOME_LIBS "../../../../win32/gnome" |
| # pragma comment(lib, GNOME_LIBS "/glib/lib/libglib-1.3-11.lib") | # pragma comment(lib, GNOME_LIBS "/glib/lib/libglib-1.3-11.lib") |
| # ifdef _DEBUG | # ifdef _DEBUG |
| # ifdef LIBXML_STATIC | # ifdef LIBXML_STATIC |
| # pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/dsp/libxml2_DebugStatic/libxml2.lib") | # pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/binaries-debug/libxml2_a.lib") |
| # else | # else |
| # pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/dsp/libxml2_DebugDynamic/libxml2.lib") | # pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/binaries-debug/libxml2.lib") |
| # endif | # endif |
| # ifdef LIBXSLT_STATIC | # ifdef LIBXSLT_STATIC |
| Line 432 void pa_globals_init() { | Line 389 void pa_globals_init() { |
| #else | #else |
| # ifdef LIBXML_STATIC | # ifdef LIBXML_STATIC |
| # pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/dsp/libxml2_ReleaseStatic/libxml2.lib") | # pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/binaries-release/libxml2_a.lib") |
| # else | # else |
| # pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/dsp/lixml2_ReleaseDynamic/libxml2.lib") | # pragma comment(lib, GNOME_LIBS "/gnome-xml/win32/binaries-release/libxml2.lib") |
| # endif | # endif |
| # ifdef LIBXSLT_STATIC | # ifdef LIBXSLT_STATIC |