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| version 1.233, 2008/06/07 11:01:09 | version 1.259, 2010/05/25 09:30:30 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: commonly functions. | Parser: commonly functions. |
| Copyright(c) 2001-2005 ArtLebedev Group (http://www.artlebedev.com) | Copyright(c) 2001-2009 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| * BASE64 part | * BASE64 part |
| Line 35 static const char * const IDENT_COMMON_C | Line 35 static const char * const IDENT_COMMON_C |
| #include "pa_charsets.h" | #include "pa_charsets.h" |
| #include "pa_http.h" | #include "pa_http.h" |
| #include "pa_request_charsets.h" | #include "pa_request_charsets.h" |
| #include "pcre.h" | |
| #include "pa_request.h" | |
| // some maybe-undefined constants | // some maybe-undefined constants |
| Line 65 const String file_status_name(FILE_STATU | Line 67 const String file_status_name(FILE_STATU |
| // functions | // functions |
| bool capitalized(const char* s){ | |
| bool upper=true; | |
| for(const char* c=s; *c; c++){ | |
| if(*c != (upper ? toupper((unsigned char)*c) : tolower((unsigned char)*c))) | |
| return false; | |
| upper=strchr("-_ ", *c) != 0; | |
| } | |
| return true; | |
| } | |
| const char* capitalize(const char* s){ | |
| if(!s || capitalized(s)) | |
| return s; | |
| char* result=pa_strdup(s); | |
| if(result){ | |
| bool upper=true; | |
| for(char* c=result; *c; c++){ | |
| *c=upper ? (char)toupper((unsigned char)*c) : (char)tolower((unsigned char)*c); | |
| upper=strchr("-_ ", *c) != 0; | |
| } | |
| } | |
| return (const char*)result; | |
| } | |
| void fix_line_breaks(char *str, size_t& length) { | void fix_line_breaks(char *str, size_t& length) { |
| //_asm int 3; | //_asm int 3; |
| const char* const eob=str+length; | const char* const eob=str+length; |
| Line 94 void fix_line_breaks(char *str, size_t& | Line 121 void fix_line_breaks(char *str, size_t& |
| char* file_read_text(Request_charsets& charsets, | char* file_read_text(Request_charsets& charsets, |
| const String& file_spec, | const String& file_spec, |
| bool fail_on_read_problem, | bool fail_on_read_problem, |
| HashStringValue* params/*, HashStringValue* * out_fields*/) { | HashStringValue* params, |
| bool transcode_result) { | |
| File_read_result file= | File_read_result file= |
| file_read(charsets, file_spec, true, params, fail_on_read_problem); | file_read(charsets, file_spec, true, params, fail_on_read_problem, 0, 0, 0, transcode_result); |
| return file.success?file.str:0; | |
| } | |
| char* file_load_text(Request& r, | |
| const String& file_spec, | |
| bool fail_on_read_problem, | |
| HashStringValue* params, | |
| bool transcode_result) { | |
| File_read_result file= | |
| file_load(r, file_spec, true, params, fail_on_read_problem, 0, 0, 0, transcode_result); | |
| return file.success?file.str:0; | return file.success?file.str:0; |
| } | } |
| /// these options were handled but not checked elsewhere, now check them | /// these options were handled but not checked elsewhere, now check them |
| int pa_get_valid_file_options_count(HashStringValue& options) | int pa_get_valid_file_options_count(HashStringValue& options) { |
| { | |
| int result=0; | int result=0; |
| if(options.get(PA_SQL_LIMIT_NAME)) | if(options.get(PA_SQL_LIMIT_NAME)) |
| result++; | result++; |
| Line 138 static void file_read_action( | Line 175 static void file_read_action( |
| lseek(f, info.offset, SEEK_SET); | lseek(f, info.offset, SEEK_SET); |
| *info.data=info.buf | *info.data=info.buf |
| ? info.buf | ? info.buf |
| : new(PointerFreeGC) char[to_read_size+(as_text?1:0)]; | : (char *)pa_malloc_atomic(to_read_size+1); |
| *info.data_size=(size_t)read(f, *info.data, to_read_size); | *info.data_size=(size_t)read(f, *info.data, to_read_size); |
| if(ssize_t(*info.data_size)<0 || *info.data_size>to_read_size) | if(ssize_t(*info.data_size)<0 || *info.data_size>to_read_size) |
| throw Exception(0, | throw Exception("file.read", |
| &file_spec, | &file_spec, |
| "read failed: actually read %u bytes count not in [0..%u] valid range", | "read failed: actually read %u bytes count not in [0..%u] valid range", |
| *info.data_size, to_read_size); | *info.data_size, to_read_size); |
| } else { // empty file | } else { // empty file |
| // for both, text and binary: for text we need that terminator, for binary we need nonzero pointer to be able to save such files | // for both, text and binary: for text we need that terminator, for binary we need nonzero pointer to be able to save such files |
| *info.data=new(PointerFreeGC) char[1]; | *info.data=(char *)pa_malloc_atomic(1); |
| *(char*)(*info.data)=0; | *(char*)(*info.data)=0; |
| *info.data_size=0; | *info.data_size=0; |
| return; | return; |
| } | } |
| } | } |
| File_read_result file_read(Request_charsets& charsets, const String& file_spec, | File_read_result file_read(Request_charsets& charsets, const String& file_spec, |
| bool as_text, HashStringValue *params, | bool as_text, HashStringValue *params, |
| bool fail_on_read_problem, | bool fail_on_read_problem, |
| char* buf, size_t offset, size_t count) { | char* buf, size_t offset, size_t count, bool transcode_text_result) { |
| File_read_result result={false, 0, 0, 0}; | |
| if(params){ | |
| int valid_options=pa_get_valid_file_options_count(*params); | |
| if(valid_options!=params->count()) | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| INVALID_OPTION_PASSED); | |
| } | |
| File_read_action_info info={&result.str, &result.length, buf, offset, count}; | |
| result.success=file_read_action_under_lock(file_spec, | |
| "read", file_read_action, &info, | |
| as_text, fail_on_read_problem); | |
| if(as_text){ | |
| if(result.success){ | |
| if(result.length>=3 && strncmp(result.str, "\xEF\xBB\xBF", 3)==0){ | |
| // skip UTF-8 signature (BOM code) | |
| result.str+=3; | |
| result.length-=3; | |
| } | |
| if(result.length && transcode_text_result && params){ // must be checked because transcode returns CONST string in case length==0, which contradicts hacking few lines below | |
| if(Value* vcharset_name=params->get(PA_CHARSET_NAME)){ | |
| Charset asked_charset=::charsets.get(vcharset_name->as_string(). | |
| change_case(charsets.source(), String::CC_UPPER)); | |
| String::C body=String::C(result.str, result.length); | |
| body=Charset::transcode(body, asked_charset, charsets.source()); | |
| result.str=const_cast<char*>(body.str); // hacking a little | |
| result.length=body.length; | |
| } | |
| } | |
| } | |
| if(result.length) | |
| fix_line_breaks(result.str, result.length); | |
| } | |
| return result; | |
| } | |
| File_read_result file_load(Request& r, const String& file_spec, | |
| bool as_text, HashStringValue *params, | |
| bool fail_on_read_problem, | |
| char* buf, size_t offset, size_t count, bool transcode_text_result) { | |
| File_read_result result={false, 0, 0, 0}; | File_read_result result={false, 0, 0, 0}; |
| if(file_spec.starts_with("http://")) { | if(file_spec.starts_with("http://")) { |
| if(offset || count) | if(offset || count) |
| Line 166 File_read_result file_read(Request_chars | Line 252 File_read_result file_read(Request_chars |
| "offset and load options are not supported for HTTP:// file load"); | "offset and load options are not supported for HTTP:// file load"); |
| // fail on read problem | // fail on read problem |
| File_read_http_result http=pa_internal_file_read_http(charsets, file_spec, as_text, params); | File_read_http_result http=pa_internal_file_read_http(r, file_spec, as_text, params, transcode_text_result); |
| result.success=true; | result.success=true; |
| result.str=http.str; | result.str=http.str; |
| result.length=http.length; | result.length=http.length; |
| result.headers=http.headers; | result.headers=http.headers; |
| } else { | } else |
| if(params) { | result= |
| int valid_options=pa_get_valid_file_options_count(*params); | file_read(r.charsets, file_spec, as_text, params, fail_on_read_problem, buf, offset, count, transcode_text_result); |
| if(valid_options!=params->count()) | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "invalid option passed"); | |
| } | |
| File_read_action_info info={&result.str, &result.length, | |
| buf, offset, count}; | |
| result.success=file_read_action_under_lock(file_spec, | |
| "read", file_read_action, &info, | |
| as_text, fail_on_read_problem); | |
| if(result.length && as_text && params) { | |
| if( Value* vcharset_name=params->get(PA_CHARSET_NAME) ) { | |
| Charset asked_charset=::charsets.get(vcharset_name->as_string(). | |
| change_case(charsets.source(), String::CC_UPPER)); | |
| String::C body=String::C(result.str, result.length); | |
| body=Charset::transcode(body, asked_charset, charsets.source()); | |
| result.str=const_cast<char *>(body.str); // hacking a little | |
| result.length=body.length; | |
| } | |
| } | |
| } | |
| if(result.success && as_text) { | |
| // UTF-8 signature: EF BB BF | |
| if(result.length>=3) { | |
| char *in=(char *)result.str; | |
| if(strncmp(in, "\xEF\xBB\xBF", 3)==0) { | |
| result.str=in+3; result.length-=3;// skip prefix | |
| } | |
| } | |
| fix_line_breaks((char *)(result.str), result.length); | |
| } | |
| return result; | return result; |
| } | } |
| #ifdef PA_SAFE_MODE | #ifdef PA_SAFE_MODE |
| void check_safe_mode(struct stat finfo, const String& file_spec, const char* fname) { | void check_safe_mode(struct stat finfo, const String& file_spec, const char* fname) { |
| if(finfo.st_uid/*foreign?*/!=geteuid() | if(finfo.st_uid/*foreign?*/!=geteuid() |
| && finfo.st_gid/*foreign?*/!=getegid()) | && finfo.st_gid/*foreign?*/!=getegid()) |
| throw Exception(PARSER_RUNTIME, | throw Exception(PARSER_RUNTIME, |
| Line 228 void check_safe_mode(struct stat finfo, | Line 278 void check_safe_mode(struct stat finfo, |
| "fuid(%d)!=euid(%d) or fgid(%d)!=egid(%d)", | "fuid(%d)!=euid(%d) or fgid(%d)!=egid(%d)", |
| fname, | fname, |
| finfo.st_uid, geteuid(), | finfo.st_uid, geteuid(), |
| finfo.st_gid, getegid()); | finfo.st_gid, getegid()); |
| } | } |
| #endif | #else |
| void check_safe_mode(struct stat, const String&, const char*) { | |
| } | |
| #endif | |
| bool file_read_action_under_lock(const String& file_spec, | bool file_read_action_under_lock(const String& file_spec, |
| const char* action_name, File_read_action action, void *context, | const char* action_name, File_read_action action, void *context, |
| bool as_text, | bool as_text, |
| bool fail_on_read_problem) { | bool fail_on_read_problem) { |
| const char* fname=file_spec.cstr(String::L_FILE_SPEC); | const char* fname=file_spec.taint_cstr(String::L_FILE_SPEC); |
| int f; | int f; |
| // first open, next stat: | // first open, next stat: |
| Line 257 bool file_read_action_under_lock(const S | Line 312 bool file_read_action_under_lock(const S |
| strerror(errno), errno, fname); | strerror(errno), errno, fname); |
| struct stat finfo; | struct stat finfo; |
| if(stat(fname, &finfo)!=0) | if(fstat(f, &finfo)!=0) |
| throw Exception("file.missing", // hardly possible: we just opened it OK | throw Exception("file.missing", // hardly possible: we just opened it OK |
| &file_spec, | &file_spec, |
| "stat failed: %s (%d), actual filename '%s'", | "stat failed: %s (%d), actual filename '%s'", |
| strerror(errno), errno, fname); | strerror(errno), errno, fname); |
| #ifdef PA_SAFE_MODE | |
| check_safe_mode(finfo, file_spec, fname); | check_safe_mode(finfo, file_spec, fname); |
| #endif | |
| action(finfo, f, file_spec, fname, as_text, context); | action(finfo, f, file_spec, fname, as_text, context); |
| } catch(...) { | } catch(...) { |
| Line 279 bool file_read_action_under_lock(const S | Line 332 bool file_read_action_under_lock(const S |
| return true; | return true; |
| } else { | } else { |
| if(fail_on_read_problem) | if(fail_on_read_problem) |
| throw Exception(errno==EACCES?"file.access":errno==ENOENT?"file.missing":0, | throw Exception(errno==EACCES?"file.access" |
| :(errno==ENOENT || errno==ENOTDIR || errno==ENODEV)?"file.missing":0, | |
| &file_spec, | &file_spec, |
| "%s failed: %s (%d), actual filename '%s'", | "%s failed: %s (%d), actual filename '%s'", |
| action_name, strerror(errno), errno, fname); | action_name, strerror(errno), errno, fname); |
| Line 291 void create_dir_for_file(const String& f | Line 345 void create_dir_for_file(const String& f |
| size_t pos_after=1; | size_t pos_after=1; |
| size_t pos_before; | size_t pos_before; |
| while((pos_before=file_spec.pos('/', pos_after))!=STRING_NOT_FOUND) { | while((pos_before=file_spec.pos('/', pos_after))!=STRING_NOT_FOUND) { |
| mkdir(file_spec.mid(0, pos_before).cstr(String::L_FILE_SPEC), 0775); | mkdir(file_spec.mid(0, pos_before).taint_cstr(String::L_FILE_SPEC), 0775); |
| pos_after=pos_before+1; | pos_after=pos_before+1; |
| } | } |
| } | } |
| Line 305 bool file_write_action_under_lock( | Line 359 bool file_write_action_under_lock( |
| bool do_append, | bool do_append, |
| bool do_block, | bool do_block, |
| bool fail_on_lock_problem) { | bool fail_on_lock_problem) { |
| const char* fname=file_spec.cstr(String::L_FILE_SPEC); | const char* fname=file_spec.taint_cstr(String::L_FILE_SPEC); |
| int f; | int f; |
| if(access(fname, W_OK)!=0) // no | if(access(fname, W_OK)!=0) // no |
| create_dir_for_file(file_spec); | create_dir_for_file(file_spec); |
| Line 326 bool file_write_action_under_lock( | Line 380 bool file_write_action_under_lock( |
| } | } |
| try { | try { |
| action(f, context); | #if (defined(HAVE_FCHMOD) && defined(PA_SAFE_MODE)) |
| struct stat finfo; | |
| if(fstat(f, &finfo)==0 && finfo.st_mode & 0111) | |
| fchmod(f, finfo.st_mode & 0666/*clear executable bits*/); // backward: ignore errors if any | |
| #endif | |
| action(f, context); | |
| } catch(...) { | } catch(...) { |
| #ifdef HAVE_FTRUNCATE | #ifdef HAVE_FTRUNCATE |
| if(!do_append) | if(!do_append) |
| Line 352 bool file_write_action_under_lock( | Line 411 bool file_write_action_under_lock( |
| #ifndef DOXYGEN | #ifndef DOXYGEN |
| struct File_write_action_info { | struct File_write_action_info { |
| const char* str; size_t length; | const char* str; |
| size_t length; | |
| }; | }; |
| #endif | #endif |
| static void file_write_action(int f, void *context) { | static void file_write_action(int f, void *context) { |
| Line 360 static void file_write_action(int f, voi | Line 420 static void file_write_action(int f, voi |
| if(info.length) { | if(info.length) { |
| int written=write(f, info.str, info.length); | int written=write(f, info.str, info.length); |
| if(written<0) | if(written<0) |
| throw Exception(0, | throw Exception("file.access", |
| 0, | 0, |
| "write failed: %s (%d)", strerror(errno), errno); | "write failed: %s (%d)", strerror(errno), errno); |
| } | } |
| } | } |
| void file_write( | void file_write( |
| const String& file_spec, | Request_charsets& charsets, |
| const char* data, size_t size, | const String& file_spec, |
| const char* data, | |
| size_t size, | |
| bool as_text, | bool as_text, |
| bool do_append) { | bool do_append, |
| Charset* asked_charset) { | |
| if(as_text && asked_charset){ | |
| String::C body=String::C(data, size); | |
| body=Charset::transcode(body, charsets.source(), *asked_charset); | |
| data=body.str; | |
| size=body.length; | |
| }; | |
| File_write_action_info info={data, size}; | File_write_action_info info={data, size}; |
| file_write_action_under_lock( | file_write_action_under_lock( |
| Line 387 static void rmdir(const String& file_spe | Line 458 static void rmdir(const String& file_spe |
| if((pos_before=file_spec.pos('/', pos_after))!=STRING_NOT_FOUND) | if((pos_before=file_spec.pos('/', pos_after))!=STRING_NOT_FOUND) |
| rmdir(file_spec, pos_before+1); | rmdir(file_spec, pos_before+1); |
| rmdir(file_spec.mid(0, pos_after-1/* / */).cstr(String::L_FILE_SPEC)); | rmdir(file_spec.mid(0, pos_after-1/* / */).taint_cstr(String::L_FILE_SPEC)); |
| } | } |
| bool file_delete(const String& file_spec, bool fail_on_problem) { | bool file_delete(const String& file_spec, bool fail_on_problem) { |
| const char* fname=file_spec.cstr(String::L_FILE_SPEC); | const char* fname=file_spec.taint_cstr(String::L_FILE_SPEC); |
| if(unlink(fname)!=0) | if(unlink(fname)!=0) |
| if(fail_on_problem) | if(fail_on_problem) |
| throw Exception(errno==EACCES?"file.access":errno==ENOENT?"file.missing":0, | throw Exception(errno==EACCES?"file.access":errno==ENOENT?"file.missing":0, |
| Line 403 bool file_delete(const String& file_spec | Line 475 bool file_delete(const String& file_spec |
| rmdir(file_spec, 1); | rmdir(file_spec, 1); |
| return true; | return true; |
| } | } |
| void file_move(const String& old_spec, const String& new_spec) { | void file_move(const String& old_spec, const String& new_spec) { |
| const char* old_spec_cstr=old_spec.cstr(String::L_FILE_SPEC); | const char* old_spec_cstr=old_spec.taint_cstr(String::L_FILE_SPEC); |
| const char* new_spec_cstr=new_spec.cstr(String::L_FILE_SPEC); | const char* new_spec_cstr=new_spec.taint_cstr(String::L_FILE_SPEC); |
| create_dir_for_file(new_spec); | create_dir_for_file(new_spec); |
| Line 428 bool entry_exists(const char* fname, str | Line 501 bool entry_exists(const char* fname, str |
| } | } |
| bool entry_exists(const String& file_spec) { | bool entry_exists(const String& file_spec) { |
| const char* fname=file_spec.cstr(String::L_FILE_SPEC); | const char* fname=file_spec.taint_cstr(String::L_FILE_SPEC); |
| return entry_exists(fname, 0); | return entry_exists(fname, 0); |
| } | } |
| static bool entry_readable(const String& file_spec, bool need_dir) { | static bool entry_readable(const String& file_spec, bool need_dir) { |
| char* fname=file_spec.cstrm(String::L_FILE_SPEC); | char* fname=file_spec.taint_cstrm(String::L_FILE_SPEC); |
| if(need_dir) { | if(need_dir) { |
| size_t size=strlen(fname); | size_t size=strlen(fname); |
| while(size) { | while(size) { |
| Line 451 static bool entry_readable(const String& | Line 524 static bool entry_readable(const String& |
| } | } |
| return false; | return false; |
| } | } |
| bool file_exist(const String& file_spec) { | bool file_exist(const String& file_spec) { |
| return entry_readable(file_spec, false); | return entry_readable(file_spec, false); |
| } | } |
| bool dir_exists(const String& file_spec) { | bool dir_exists(const String& file_spec) { |
| return entry_readable(file_spec, true); | return entry_readable(file_spec, true); |
| } | } |
| const String* file_exist(const String& path, const String& name) { | const String* file_exist(const String& path, const String& name) { |
| String& result=*new String(path); | String& result=*new String(path); |
| result << "/"; | result << "/"; |
| result << name; | result << name; |
| return file_exist(result)?&result:0; | return file_exist(result)?&result:0; |
| } | } |
| bool file_executable(const String& file_spec) { | bool file_executable(const String& file_spec) { |
| return access(file_spec.cstr(String::L_FILE_SPEC), X_OK)==0; | return access(file_spec.taint_cstr(String::L_FILE_SPEC), X_OK)==0; |
| } | } |
| bool file_stat(const String& file_spec, | bool file_stat(const String& file_spec, |
| Line 473 bool file_stat(const String& file_spec, | Line 550 bool file_stat(const String& file_spec, |
| time_t& rmtime, | time_t& rmtime, |
| time_t& rctime, | time_t& rctime, |
| bool fail_on_read_problem) { | bool fail_on_read_problem) { |
| const char* fname=file_spec.cstr(String::L_FILE_SPEC); | const char* fname=file_spec.taint_cstr(String::L_FILE_SPEC); |
| struct stat finfo; | struct stat finfo; |
| if(stat(fname, &finfo)!=0) | if(stat(fname, &finfo)!=0) |
| if(fail_on_read_problem) | if(fail_on_read_problem) |
| Line 598 FormatType format_type(char* fmt){ | Line 675 FormatType format_type(char* fmt){ |
| const char* format(double value, char* fmt) { | const char* format(double value, char* fmt) { |
| char local_buf[MAX_NUMBER]; | char local_buf[MAX_NUMBER]; |
| size_t size; | int size=-1; |
| if(fmt && strlen(fmt)){ | if(fmt && strlen(fmt)){ |
| switch(format_type(fmt)){ | switch(format_type(fmt)){ |
| Line 625 const char* format(double value, char* f | Line 702 const char* format(double value, char* f |
| "Error occure white executing snprintf with format string '%s'.", fmt); | "Error occure white executing snprintf with format string '%s'.", fmt); |
| } | } |
| return pa_strdup(local_buf, size); | return pa_strdup(local_buf, (size_t)size); |
| } | } |
| size_t stdout_write(const void *buf, size_t size) { | size_t stdout_write(const void *buf, size_t size) { |
| Line 651 enum EscapeState { | Line 728 enum EscapeState { |
| EscapeSecond, | EscapeSecond, |
| EscapeUnicode | EscapeUnicode |
| }; | }; |
| /* | |
| char* unescape_chars(const char* cp, int len) { | |
| char* s=new(PointerFreeGC) char[len + 1]; | |
| EscapeState escapeState=EscapeRest; | |
| uint escapedValue=0; | |
| int srcPos=0; | |
| int dstPos=0; | |
| while(srcPos < len) { | |
| uchar ch=(uchar)cp[srcPos]; | |
| switch(escapeState) { | |
| case EscapeRest: | |
| if(ch=='%') { | |
| escapeState=EscapeFirst; | |
| } else if(ch=='+'){ | |
| s[dstPos++]=' '; | |
| } else { | |
| s[dstPos++]=ch; | |
| } | |
| break; | |
| case EscapeFirst: | |
| escapedValue=hex_value[ch] << 4; | |
| escapeState=EscapeSecond; | |
| break; | |
| case EscapeSecond: | |
| escapedValue +=hex_value[ch]; | |
| s[dstPos++]=(char)escapedValue; | |
| escapeState=EscapeRest; | |
| break; | |
| } | |
| srcPos++; | |
| } | |
| s[dstPos]=0; | |
| return s; | |
| } | |
| */ | |
| char* unescape_chars(const char* cp, int len, Charset* charset){ | // @todo prescan for reduce required size (unescaped sting in 1 byte charset requires less memory usually) |
| char* s=new(PointerFreeGC) char[len + 1]; // enough (%uXXXX==6 bytes, max utf-8 char length==6 bytes) | char* unescape_chars(const char* cp, int len, Charset* charset, bool js){ |
| char* s=new(PointerFreeGC) char[len+1]; // must be enough (%uXXXX==6 bytes, max utf-8 char length==6 bytes) | |
| char* dst=s; | char* dst=s; |
| EscapeState escapeState=EscapeRest; | EscapeState escapeState=EscapeRest; |
| uint escapedValue=0; | uint escapedValue=0; |
| int srcPos=0; | int srcPos=0; |
| short int jsCnt=0; | short int jsCnt=0; |
| while(srcPos < len) { | while(srcPos<len){ |
| uchar c=(uchar)cp[srcPos]; | uchar c=(uchar)cp[srcPos]; |
| if(c=='%'){ | if(c=='%' || (c=='\\' && js)){ |
| escapeState=EscapeFirst; | escapeState=EscapeFirst; |
| } else { | } else { |
| switch(escapeState) { | switch(escapeState) { |
| case EscapeRest: | case EscapeRest: |
| if(c=='+'){ | if(!js && c=='+'){ |
| *dst++=' '; | *dst++=' '; |
| } else { | } else { |
| *dst++=c; | *dst++=c; |
| Line 800 size_t strpos(const char *str, const cha | Line 843 size_t strpos(const char *str, const cha |
| // content-type: xxx; charset="WE-NEED-THIS"; | // content-type: xxx; charset="WE-NEED-THIS"; |
| Charset* detect_charset(const char* content_type){ | Charset* detect_charset(const char* content_type){ |
| if(content_type){ | if(content_type){ |
| size_t len=strlen(content_type); | char* CONTENT_TYPE=pa_strdup(content_type); |
| char* CONTENT_TYPE=new(PointerFreeGC) char[len+1]; | |
| memcpy(CONTENT_TYPE, content_type, len); | |
| for(char *p=CONTENT_TYPE; *p; p++) | for(char *p=CONTENT_TYPE; *p; p++) |
| *p=(char)toupper((unsigned char)*p); | *p=(char)toupper((unsigned char)*p); |
| Line 817 Charset* detect_charset(const char* cont | Line 859 Charset* detect_charset(const char* cont |
| if(!end) | if(!end) |
| end=(char*)strchr(begin, ';'); | end=(char*)strchr(begin, ';'); |
| size_t len; | if(end) |
| if(end){ | |
| *end=0; // terminator | *end=0; // terminator |
| len=end-begin; | |
| } else { | |
| len=strlen(begin); | |
| } | |
| String::Body NAME=String::Body(begin, len); | return *begin?&charsets.get(begin):0; |
| return &charsets.get(NAME); | |
| } | } |
| } | } |
| return 0; | return 0; |
| } | } |
| Charset* detect_charset(Charset& source_charset, const String& content_type){ | |
| const String& CONTENT_TYPE=content_type.change_case(source_charset, String::CC_UPPER); | |
| size_t begin=CONTENT_TYPE.pos("CHARSET="); | |
| if(begin!=STRING_NOT_FOUND) { | |
| begin+=8; // skip "CHARSET=" | |
| size_t end=STRING_NOT_FOUND; | |
| if(CONTENT_TYPE.pos('"', begin)==begin){ | |
| begin++; | |
| end=CONTENT_TYPE.pos('"', begin); | |
| } else if(CONTENT_TYPE.pos('\'', begin)==begin){ | |
| begin++; | |
| end=CONTENT_TYPE.pos('\'', begin); | |
| } | |
| if(end==STRING_NOT_FOUND) | |
| end=CONTENT_TYPE.pos(';', begin); | |
| if(end==STRING_NOT_FOUND) | |
| end=CONTENT_TYPE.length(); | |
| const String::Body NAME=CONTENT_TYPE.mid(begin, end); | |
| return &charsets.get(NAME); | |
| } | |
| return 0; | |
| } | |
| static bool isLeap(int year) { | static bool isLeap(int year) { |
| return !( | return !( |
| Line 961 int __vsnprintf(char* b, size_t s, const | Line 970 int __vsnprintf(char* b, size_t s, const |
| int __snprintf(char* b, size_t s, const char* f, ...) { | int __snprintf(char* b, size_t s, const char* f, ...) { |
| va_list l; | va_list l; |
| va_start(l, f); | va_start(l, f); |
| int r=__vsnprintf(b, s, f, l); | int r=__vsnprintf(b, s, f, l); |
| va_end(l); | va_end(l); |
| return r; | return r; |
| } | } |
| Line 1007 static char *base64_alphabet = | Line 1016 static char *base64_alphabet = |
| * | * |
| * Returns the number of bytes encoded. | * Returns the number of bytes encoded. |
| **/ | **/ |
| #define BASE64_GROUPS_IN_LINE 19 | |
| static size_t | static size_t |
| g_mime_utils_base64_encode_step (const unsigned char *in, size_t inlen, unsigned char *out, int *state, int *save) | g_mime_utils_base64_encode_step (const unsigned char *in, size_t inlen, unsigned char *out, int *state, int *save) |
| { | { |
| Line 1044 g_mime_utils_base64_encode_step (const u | Line 1056 g_mime_utils_base64_encode_step (const u |
| *outptr++ = base64_alphabet [((c2 & 0x0f) << 2) | (c3 >> 6)]; | *outptr++ = base64_alphabet [((c2 & 0x0f) << 2) | (c3 >> 6)]; |
| *outptr++ = base64_alphabet [c3 & 0x3f]; | *outptr++ = base64_alphabet [c3 & 0x3f]; |
| /* this is a bit ugly ... */ | /* this is a bit ugly ... */ |
| if ((++already) >= 19) { | if ((++already) >= BASE64_GROUPS_IN_LINE) { |
| *outptr++ = '\n'; | *outptr++ = '\n'; |
| already = 0; | already = 0; |
| } | } |
| Line 1209 g_mime_utils_base64_decode_step (const u | Line 1221 g_mime_utils_base64_decode_step (const u |
| } | } |
| char* pa_base64_encode(const char *in, size_t in_size) | char* pa_base64_encode(const char *in, size_t in_size){ |
| { | size_t new_size = ((in_size / 3 + 1) * 4); |
| /* wont go to more than 2x size (overly conservative) */ | new_size += new_size / (BASE64_GROUPS_IN_LINE * 4)/*new lines*/ + 1/*zero terminator*/; |
| char* result=new(PointerFreeGC) char[in_size * 2 + 6]; | char* result = new(PointerFreeGC) char[new_size]; |
| int state=0; | int state=0; |
| int save=0; | int save=0; |
| #ifndef NDEBUG | #ifndef NDEBUG |
| size_t filled= | size_t filled= |
| #endif | #endif |
| g_mime_utils_base64_encode_close ((const unsigned char*)in, in_size, | g_mime_utils_base64_encode_close ((const unsigned char*)in, in_size, (unsigned char*)result, &state, &save); |
| (unsigned char*)result, &state, &save); | |
| assert(filled <= in_size * 2 + 6); | //throw Exception(PARSER_RUNTIME, 0, "%d %d %d", in_size, new_size, filled); |
| assert(filled <= new_size); | |
| return result; | return result; |
| } | } |
| char* pa_base64_encode(const String& file_spec) | char* pa_base64_encode(const String& file_spec){ |
| { | |
| unsigned char* base64=0; | unsigned char* base64=0; |
| File_base64_action_info info={&base64}; | File_base64_action_info info={&base64}; |
| Line 1263 static void file_base64_file_action( | Line 1275 static void file_base64_file_action( |
| } | } |
| } | } |
| void pa_base64_decode(const char *in, size_t in_size, char*& result, size_t& result_size) | void pa_base64_decode(const char *in, size_t in_size, char*& result, size_t& result_size) { |
| { | |
| /* wont go to more than had (overly conservative) */ | /* wont go to more than had (overly conservative) */ |
| result=new(PointerFreeGC) char[in_size+1/*terminator*/]; | result=new(PointerFreeGC) char[in_size+1/*terminator*/]; |
| int state=0; | int state=0; |
| Line 1280 void pa_base64_decode(const char *in, si | Line 1291 void pa_base64_decode(const char *in, si |
| int file_block_read(const int f, unsigned char* buffer, const size_t size){ | int file_block_read(const int f, unsigned char* buffer, const size_t size){ |
| int nCount = read(f, buffer, size); | int nCount = read(f, buffer, size); |
| if (nCount < 0) | if (nCount < 0) |
| throw Exception(0, | throw Exception("file.read", |
| 0, | 0, |
| "read failed: %s (%d)", strerror(errno), errno); | "read failed: %s (%d)", strerror(errno), errno); |
| return nCount; | return nCount; |
| } | } |
| const unsigned long pa_crc32(const char *in, size_t in_size) | const unsigned long pa_crc32(const char *in, size_t in_size){ |
| { | |
| unsigned long crc32=0xFFFFFFFF; | unsigned long crc32=0xFFFFFFFF; |
| InitCrc32Table(); | InitCrc32Table(); |
| for(size_t i = 0; i < in_size; i++) CalcCrc32(in[i], crc32); | for(size_t i = 0; i<in_size; i++) |
| CalcCrc32(in[i], crc32); | |
| return ~crc32; | return ~crc32; |
| } | } |
| const unsigned long pa_crc32(const String& file_spec) | const unsigned long pa_crc32(const String& file_spec){ |
| { | |
| unsigned long crc32=0xFFFFFFFF; | unsigned long crc32=0xFFFFFFFF; |
| file_read_action_under_lock(file_spec, "crc32", file_crc32_file_action, &crc32); | file_read_action_under_lock(file_spec, "crc32", file_crc32_file_action, &crc32); |
| return ~crc32; | return ~crc32; |
| Line 1307 static void file_crc32_file_action( | Line 1317 static void file_crc32_file_action( |
| struct stat& finfo, | struct stat& finfo, |
| int f, | int f, |
| const String&, const char* /*fname*/, bool, | const String&, const char* /*fname*/, bool, |
| void *context) | void *context) { |
| { | |
| unsigned long& crc32=*static_cast<unsigned long *>(context); | unsigned long& crc32=*static_cast<unsigned long *>(context); |
| if(finfo.st_size) { | if(finfo.st_size) { |
| InitCrc32Table(); | InitCrc32Table(); |