|
|
| version 1.13, 2001/03/18 14:45:26 | version 1.161, 2015/10/26 01:21:55 |
|---|---|
| Line 1 | Line 1 |
| /* | /** @file |
| Parser | Parser: commonly used functions. |
| Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com) | |
| Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf) | |
| $Id$ | Copyright (c) 2001-2015 Art. Lebedev Studio (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | |
| */ | */ |
| #ifndef PA_COMMON_H | #ifndef PA_COMMON_H |
| #define PA_COMMON_H | #define PA_COMMON_H |
| #include "pa_config.h" | #define IDENT_PA_COMMON_H "$Id$" |
| #include <stdarg.h> | #include "pa_string.h" |
| #include "pa_pool.h" | #include "pa_hash.h" |
| class Request; | |
| #ifdef WIN32 | // defines |
| #define HTTP_USER_AGENT "user-agent" | |
| #define HTTP_STATUS "status" | |
| #define HTTP_STATUS_CAPITALIZED "Status" | |
| #define HTTP_CONTENT_LENGTH "content-length" | |
| #define HTTP_CONTENT_LENGTH_CAPITALIZED "Content-Length" | |
| #define HTTP_CONTENT_TYPE "content-type" | |
| #define HTTP_CONTENT_TYPE_UPPER "CONTENT-TYPE" | |
| #define HTTP_CONTENT_TYPE_CAPITALIZED "Content-Type" | |
| #define HTTP_CONTENT_TYPE_FORM_URLENCODED "application/x-www-form-urlencoded" | |
| #define HTTP_CONTENT_TYPE_MULTIPART_FORMDATA "multipart/form-data" | |
| #define HTTP_CONTENT_TYPE_MULTIPART_RELATED "multipart/related" | |
| #define HTTP_CONTENT_TYPE_MULTIPART_MIXED "multipart/mixed" | |
| #define CONTENT_DISPOSITION "content-disposition" | |
| #define CONTENT_DISPOSITION_UPPER "CONTENT-DISPOSITION" | |
| #define CONTENT_DISPOSITION_CAPITALIZED "Content-Disposition" | |
| #define CONTENT_DISPOSITION_ATTACHMENT "attachment" | |
| #define CONTENT_DISPOSITION_INLINE "inline" | |
| #define CONTENT_DISPOSITION_FILENAME_NAME "filename" | |
| #define BASE64_STRICT_OPTION_NAME "strict" | |
| const String content_disposition_filename_name(CONTENT_DISPOSITION_FILENAME_NAME); | |
| #define open _open | #define HASH_ORDER |
| #define close _close | |
| #define read _read | |
| #define stat _stat | |
| #ifdef HASH_ORDER | |
| #undef PA_HASH_CLASS | |
| #include "pa_hash.h" | |
| #endif | |
| class Value; | |
| typedef HASH_STRING<Value*> HashStringValue; | |
| // replace system s*nprintf with our versions | |
| #undef vsnprintf | |
| int __vsnprintf(char *, size_t, const char* , va_list); | |
| #define vsnprintf __vsnprintf | #define vsnprintf __vsnprintf |
| #undef snprintf | |
| int __snprintf(char *, size_t, const char* , ...); | |
| #define snprintf __snprintf | #define snprintf __snprintf |
| int __vsnprintf(char *, size_t, const char *, va_list); | #ifdef _MSC_VER |
| int __snprintf(char *, size_t, const char *, ...); | |
| //access | |
| #define F_OK 0 | |
| #define X_OK 1 | |
| #define W_OK 2 | |
| #define R_OK 4 | |
| #ifndef strcasecmp | |
| # define strcasecmp _stricmp | |
| #endif | #endif |
| char *file_read(Pool& pool, const char *fname, bool fail_on_read_problem=true); | #ifndef strncasecmp |
| # define strncasecmp _strnicmp | |
| #endif | |
| #endif | |
| /** | |
| file related functions | |
| */ | |
| #define FILE_BUFFER_SIZE 4096 | |
| int pa_lock_shared_blocking(int fd); | |
| int pa_lock_exclusive_blocking(int fd); | |
| int pa_lock_exclusive_nonblocking(int fd); | |
| int pa_unlock(int fd); | |
| void create_dir_for_file(const String& file_spec); | |
| int pa_get_valid_file_options_count(HashStringValue& options); | |
| typedef void (*File_read_action)( | |
| struct stat& finfo, | |
| int f, | |
| const String& file_spec, const char* fname, bool as_text, | |
| void *context); | |
| /** | |
| shared-lock specified file, | |
| do actions under lock. | |
| if fail_on_read_problem is true[default] throws an exception | |
| @returns true if read OK | |
| */ | |
| bool file_read_action_under_lock(const String& file_spec, | |
| const char* action_name, File_read_action action, void *context, | |
| bool as_text=false, | |
| bool fail_on_read_problem=true); | |
| /** | |
| read specified text file using | |
| if fail_on_read_problem is true[default] throws an exception | |
| WARNING: charset is used for http header case conversion, it's not a charset of input file! | |
| */ | |
| char *file_read_text(Request_charsets& charsets, | |
| const String& file_spec, | |
| bool fail_on_read_problem=true, | |
| HashStringValue* options=0, | |
| bool transcode_result=true); | |
| char *file_load_text(Request& r, | |
| const String& file_spec, | |
| bool fail_on_read_problem=true, | |
| HashStringValue* options=0, | |
| bool transcode_result=true); | |
| struct File_read_result { | |
| bool success; | |
| char* str; size_t length; | |
| HashStringValue* headers; | |
| }; | |
| /** | |
| read specified file using | |
| if fail_on_read_problem is true[default] throws an exception | |
| WARNING: charset is used for http header case conversion, it's not a charset of input file! | |
| */ | |
| File_read_result file_read(Request_charsets& charsets, | |
| const String& file_spec, | |
| bool as_text, | |
| HashStringValue* options=0, | |
| bool fail_on_read_problem=true, | |
| char* buf=0, size_t offset=0, size_t size=0, bool transcode_text_result=true); | |
| File_read_result file_load(Request& r, | |
| const String& file_spec, | |
| bool as_text, | |
| HashStringValue* options=0, | |
| bool fail_on_read_problem=true, | |
| char* buf=0, size_t offset=0, size_t size=0, bool transcode_text_result=true); | |
| typedef void (*File_write_action)(int f, void *context); | |
| /** | |
| lock specified file exclusively, | |
| do actions under lock. | |
| throws an exception in case of problems | |
| if block=false does non-blocking lock | |
| @returns true if locked OK, or false if non-blocking locking failed | |
| */ | |
| bool file_write_action_under_lock( | |
| const String& file_spec, | |
| const char* action_name, | |
| File_write_action action, | |
| void *context, | |
| bool as_text=false, | |
| bool do_append=false, | |
| bool do_block=true, | |
| bool fail_on_lock_problem=true); | |
| /** | |
| write data to specified file, | |
| throws an exception in case of problems | |
| */ | |
| void file_write( | |
| Request_charsets& charsets, | |
| const String& file_spec, | |
| const char* data, | |
| size_t size, | |
| bool as_text, | |
| bool do_append=false, | |
| Charset* asked_charset=0); | |
| /** | |
| delete specified file | |
| throws an exception in case of problems | |
| */ | |
| bool file_delete(const String& file_spec, bool fail_on_problem=true, bool keep_empty_dirs=false); | |
| /** | |
| move specified file | |
| throws an exception in case of problems | |
| */ | |
| void file_move(const String& old_spec, const String& new_spec, bool keep_empty_dirs=false); | |
| bool entry_exists(const char* fname, struct stat *afinfo=0); | |
| bool entry_exists(const String& file_spec); | |
| bool file_exist(const String& file_spec); | |
| bool dir_exists(const String& file_spec); | |
| const String* file_exist(const String& path, const String& name); | |
| bool file_executable(const String& file_spec); | |
| bool file_stat(const String& file_spec, | |
| size_t& rsize, | |
| time_t& ratime, | |
| time_t& rmtime, | |
| time_t& rctime, | |
| bool fail_on_read_problem=true); | |
| size_t stdout_write(const void *buf, size_t size); | |
| void check_safe_mode(struct stat finfo, const String& file_spec, const char* fname); | |
| int file_block_read(const int f, unsigned char* buffer, const size_t size); | |
| /** | |
| String related functions | |
| */ | |
| const char* capitalize(const char* s); | |
| /** under WIN32 "t" mode fixes DOS chars OK, | |
| can't say that about other systems/ line break styles | |
| */ | |
| void fix_line_breaks(char *str, size_t& length /* < may change! used to speedup next actions */); | |
| char *getrow(char **row_ref,char delim='\n'); | char *getrow(char **row_ref,char delim='\n'); |
| //char *lsplit(char *,char); | char *lsplit(char *string, char delim); |
| char *lsplit(char **string_ref,char delim); | char *lsplit(char **string_ref,char delim); |
| char *rsplit(char *string, char delim); | char *rsplit(char *string, char delim); |
| char *format(Pool& pool, double value, char *fmt); | const char* format(double value, const char *fmt); |
| char* unescape_chars(const char* cp, int len, Charset* client_charset=0, bool js=false/*true==decode \uXXXX and don't convert '+' to space*/); | |
| char *search_stop(char*& current, char cstop_at); | |
| inline int pa_strncasecmp(const char* str, const char* substr, size_t count=0) { | |
| return strncasecmp(str, substr, count ? count : strlen(substr)); | |
| } | |
| #ifndef max | #ifdef WIN32 |
| inline int max(int a,int b) { return a>b?a:b; } | void back_slashes_to_slashes(char *s); |
| inline int min(int a,int b){ return a<b?a:b; } | |
| #endif | #endif |
| size_t stdout_write(const char *buf, size_t size); | size_t strpos(const char *str, const char *substr); |
| int remove_crlf(char *start, char *end); | |
| inline bool pa_isalpha(unsigned char c) { | |
| return (((c>='A') && (c<='Z')) || ((c>='a') && (c<='z'))); | |
| } | |
| inline bool pa_isalnum(unsigned char c) { | |
| return (((c>='0') && (c<='9')) || pa_isalpha(c)); | |
| } | |
| const char* hex_string(unsigned char* bytes, size_t size, bool upcase); | |
| extern const char* hex_digits; | |
| void pa_base64_decode(const char *in, size_t in_size, char*& result, size_t& result_size, bool strict=false); | |
| char* pa_base64_encode(const char *in, size_t in_size); | |
| char* pa_base64_encode(const String& file_spec); | |
| const char *pa_idna_encode(const char *in, Charset &source); | |
| const char *pa_idna_decode(const char *in, Charset &source); | |
| const unsigned long pa_crc32(const char *in, size_t in_size); | |
| const unsigned long pa_crc32(const String& file_spec); | |
| /** | |
| Mix functions | |
| */ | |
| // some stuff for use with .for_each | |
| static void copy_all_overwrite_to( | |
| HashStringValue::key_type key, | |
| HashStringValue::value_type value, | |
| HashStringValue* dest) { | |
| dest->put(key, value); | |
| } | |
| static void remove_key_from( | |
| HashStringValue::key_type key, | |
| HashStringValue::value_type /*value*/, | |
| HashStringValue* dest) { | |
| dest->remove(key); | |
| } | |
| Charset* detect_charset(const char* content_type); | |
| // globals | |
| extern const String file_status_name; | |
| // global defines for file options which are handled but not checked elsewhere, we check them | |
| #define PA_SQL_LIMIT_NAME "limit" | |
| #define PA_SQL_OFFSET_NAME "offset" | |
| #define PA_COLUMN_SEPARATOR_NAME "separator" | |
| #define PA_COLUMN_ENCLOSER_NAME "encloser" | |
| #define PA_CHARSET_NAME "charset" | |
| #define PA_RESPONSE_CHARSET_NAME "response-charset" | |
| // globals defines for sql options | |
| #define SQL_BIND_NAME "bind" | |
| #define SQL_DEFAULT_NAME "default" | |
| #define SQL_DISTINCT_NAME "distinct" | |
| #define SQL_VALUE_TYPE_NAME "type" | |
| #ifndef DOXYGEN | |
| enum Table2hash_distint { D_ILLEGAL, D_FIRST }; | |
| enum Table2hash_value_type { C_HASH, C_STRING, C_TABLE }; | |
| #endif | #endif |
| #endif | |