parser3/src/main/pa_common.C - diff

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Diff for /parser3/src/main/pa_common.C between versions 1.143.2.15 and 1.143.2.21.2.3

version 1.143.2.15, 2003/02/04 15:59:05	version 1.143.2.21.2.3, 2003/03/19 16:28:08
Line 93 static int unlock(int fd) { FLOCK(F_TLOC	Line 93 static int unlock(int fd) { FLOCK(F_TLOC
#endif	#endif
#endif	#endif

	// defines for globals

	#define FILE_STATUS_NAME "status"

	// globals

	const String& file_status_name(new String(FILE_STATUS_NAME));

// defines for statics	// defines for statics

#define HTTP_METHOD_NAME "method"	#define HTTP_METHOD_NAME "method"
#define HTTP_TIMEOUT_NAME "timeout"	#define HTTP_TIMEOUT_NAME "timeout"
#define HTTP_HEADERS_NAME "headers"	#define HTTP_HEADERS_NAME "headers"
#define HTTP_ANY_STATUS_NAME "any-status"	#define HTTP_ANY_STATUS_NAME "any-status"
#define FILE_STATUS_NAME "status"

// statics	// statics

static StringPtr http_method_name(new String(HTTP_METHOD_NAME));	static const String& http_method_name(new String(HTTP_METHOD_NAME));
static StringPtr http_timeout_name(new String(HTTP_TIMEOUT_NAME));	static const String& http_timeout_name(new String(HTTP_TIMEOUT_NAME));
static StringPtr http_headers_name(new String(HTTP_HEADERS_NAME));	static const String& http_headers_name(new String(HTTP_HEADERS_NAME));
static StringPtr http_any_status_name(new String(HTTP_ANY_STATUS_NAME));	static const String& http_any_status_name(new String(HTTP_ANY_STATUS_NAME));
static StringPtr file_status_name(new String(FILE_STATUS_NAME));

// defines	// defines

Line 143 void fix_line_breaks(char* buf, size_t&	Line 149 void fix_line_breaks(char* buf, size_t&
memcpy(dest, bol, eob-bol);	memcpy(dest, bol, eob-bol);
}	}

char* file_read_text(Pool& pool, Charset& charset,	char* file_read_textCharset& charset,
StringPtr file_spec,	const String& file_spec,
bool fail_on_read_problem,	bool fail_on_read_problem,
HashStringValue params, HashStringValue* out_fields) {	HashStringValue* params/, HashStringValue * out_fields*/) {
char *result; size_t size;	File_read_result file=
File_read_result file_read_result=file_read(pool, charset, file_spec, result, size, true, params, out_fields, fail_on_read_problem);	file_read(pool, charset, file_spec, true, params, fail_on_read_problem);
return file_read_result.success?result:0;	return file.success?file.data:0;
}	}

//http request stuff	//http request stuff
Line 169 static bool set_addr(struct sockaddr_in	Line 175 static bool set_addr(struct sockaddr_in
return true;	return true;
}	}

static int http_read_response(Pool& pool, String& response, int sock, bool fail_on_status_ne_200){	static int http_read_responseString& response, int sock, bool fail_on_status_ne_200){
int result=0;	int result=0;
ssize_t EOLat=0;	ssize_t EOLat=0;
while(true) {	while(true) {
char buf=(char )pool.malloc(MAX_STRING);	char *buf=new char[MAX_STRING];
ssize_t size=recv(sock, buf, MAX_STRING, 0);	ssize_t size=recv(sock, buf, MAX_STRING, 0);
if(size<=0)	if(size<=0)
break;	break;
response.APPEND_TAINTED(buf, size, "remote HTTP server response", 0);	response.APPEND_TAINTED(buf, size, "remote HTTP server response", 0);
if(!result && (EOLat=response.pos("\r\n", 2))>=0) { // checking status in first response	if(!result && (EOLat=response.pos("\r\n", 2))>=0) { // checking status in first response
StringPtr status_line=response.mid(0, (size_t)EOLat);	const String& status_line=response.mid(0, (size_t)EOLat);
ArrayString astatus;	ArrayString astatus;
status_line->split(astatus, 0, " ", 1);	status_line->split(astatus, 0, " ", 1);
StringPtr status_code=astatus.get(1);	const String& status_code=astatus.get(1);
result=status_code->as_int();	result=status_code->as_int();

if(fail_on_status_ne_200 && result!=200)	if(fail_on_status_ne_200 && result!=200)
Line 195 static int http_read_response(Pool& pool	Line 201 static int http_read_response(Pool& pool
return result;	return result;
else	else
throw Exception("http.response",	throw Exception("http.response",
Exception::undefined_source,	0,
"bad response from host - no status found (size=%lu)", response.size());	"bad response from host - no status found (size=%lu)", response.size());
}	}

Line 212 static void timeout_handler(int sig){	Line 218 static void timeout_handler(int sig){
}	}
#endif	#endif

static int http_request(Pool& pool,	static int http_request(
String& response,	String& response,
StringPtr origin_string,	const String* origin_string,
const char* host, int port,	const char* host, int port,
const char* request,	const char* request,
int timeout,	int timeout,
Line 278 static int http_request(Pool& pool,	Line 284 static int http_request(Pool& pool,

#ifndef DOXYGEN	#ifndef DOXYGEN
struct Http_pass_header_info {	struct Http_pass_header_info {
Pool* pool;	;
Charset* charset;	Charset* charset;
String* request;	String* request;
bool user_agent_specified;	bool user_agent_specified;
Line 293 static void http_pass_header(HashStringV	Line 299 static void http_pass_header(HashStringV
if(key->change_case(info->pool, *info->charset, String::CC_UPPER)=="USER-AGENT")	if(key->change_case(info->pool, *info->charset, String::CC_UPPER)=="USER-AGENT")
info->user_agent_specified=true;	info->user_agent_specified=true;
}	}
static HashStringValuePtr file_read_http(Pool& pool, Charset& charset, StringPtr file_spec,	#ifndef DOXYGEN
char*& data, size_t& data_size,	struct File_read_http_result {
HashStringValue *options=0, bool return_outfields=false) {	char *data; size_t size;
HashStringValuePtr result(0);	HashStringValue* headers;
	};
	#endif
	static File_read_http_result file_read_httpCharset& charset, const String& file_spec,
	HashStringValue *options=0) {
	File_read_http_result result;
char host[MAX_STRING];	char host[MAX_STRING];
const char* uri;	const char* uri;
int port;	int port;
CharPtr method(0);	const char* method(0);
int timeout=2;	int timeout=2;
bool fail_on_status_ne_200=true;	bool fail_on_status_ne_200=true;
ValuePtr vheaders(0);	ValuePtr vheaders(0);

StringPtr connect_string(new String());	const String& connect_string(new String());
// not in ^sql{... UL_SQL ...} spirit, but closer to ^file::load one	// not in ^sql{... UL_SQL ...} spirit, but closer to ^file::load one
connect_string->append(*file_spec, String::UL_URI); // tainted pieces -> URI pieces	connect_string->append(*file_spec, String::UL_URI); // tainted pieces -> URI pieces

CharPtr connect_string_cstr=connect_string->cstr(String::UL_UNSPECIFIED);	const char* connect_string_cstr=connect_string->cstr(String::UL_UNSPECIFIED);
const char* current=connect_string_cstr;	const char* current=connect_string_cstr;
if(strncmp(current, "http://", 7)!=0)	if(strncmp(current, "http://", 7)!=0)
throw Exception(0,	throw Exception(0,
Line 344 static HashStringValuePtr file_read_http	Line 355 static HashStringValuePtr file_read_http

if(valid_options!=options->count())	if(valid_options!=options->count())
throw Exception("parser.runtime",	throw Exception("parser.runtime",
Exception::undefined_source,	0,
"invalid option passed");	"invalid option passed");
}	}

Line 372 static HashStringValuePtr file_read_http	Line 383 static HashStringValuePtr file_read_http

//sending request	//sending request
String response;	String response;
CharPtr request_cstr=request.cstr(String::UL_UNSPECIFIED);	const char* request_cstr=request.cstr(String::UL_UNSPECIFIED);
int status_code=http_request(pool, response,	int status_code=http_request(pool, response,
connect_string, host, port, request_cstr,	connect_string, host, port, request_cstr,
timeout, fail_on_status_ne_200);	timeout, fail_on_status_ne_200);
Line 384 static HashStringValuePtr file_read_http	Line 395 static HashStringValuePtr file_read_http
connect_string,	connect_string,
"bad response from host - no headers found");	"bad response from host - no headers found");
}	}
StringPtr header_block=response.mid(0, pos);	const String& header_block=response.mid(0, pos);
StringPtr body=response.mid(pos+4, response.size());	const String& body=response.mid(pos+4, response.size());

ArrayString aheaders;	ArrayString aheaders;
HashStringValuePtr headers(new HashStringValue);	result.headers=HashStringValue* (new HashStringValue);
header_block->split(aheaders, 0, "\r\n", 2);	header_block->split(aheaders, 0, "\r\n", 2);

//processing headers	//processing headers
for(int i=1; i<aheaders.count(); i++) {	for(int i=1; i<aheaders.count(); i++) {
StringPtr line=aheaders.get(i);	const String& line=aheaders.get(i);
pos=line->pos(": ", 2);	pos=line->pos(": ", 2);
if(pos<1)	if(pos<1)
throw Exception("http.response",	throw Exception("http.response",
connect_string,	connect_string,
"bad response from host - bad header \"%s\"", line->cstr().get());	"bad response from host - bad header \"%s\"", line->cstr().get());

headers->put(	result.headers->put(
line->mid(0, pos)->change_case(pool, charset, String::CC_UPPER),	line->mid(0, pos)->change_case(pool, charset, String::CC_UPPER),
ValuePtr(new VString(line->mid(pos+2, line->size()))));	ValuePtr(new VString(line->mid(pos+2, line->size()))));
}	}

// output response	// output response
data=new(pool) char[data_size=body->size()];	result.data=new char[1/as text puts terminating zero later/+(result.size=body->size())];
body->store_to(data, String::UL_AS_IS);	body->store_to(result.data, String::UL_AS_IS);
if(return_outfields) {	result.headers->put(file_status_name, ValuePtr(new VInt(status_code)));
headers->put(file_status_name, ValuePtr(new VInt(status_code)));	return result;
return headers;
} else
return HashStringValuePtr(0);
}	}

#ifndef DOXYGEN	#ifndef DOXYGEN
Line 420 struct File_read_action_info {	Line 428 struct File_read_action_info {
char *data; size_t data_size;	char *data; size_t data_size;
};	};
#endif	#endif
static void file_read_action(Pool& pool,	static void file_read_action(
struct stat& finfo,	struct stat& finfo,
int f,	int f,
StringPtr file_spec, const char* fname, bool as_text,	const String& file_spec, const char* fname, bool as_text,
void *context) {	void *context) {
File_read_action_info& info=static_cast<File_read_action_info >(context);	File_read_action_info& info=static_cast<File_read_action_info >(context);
if(size_t to_read_size=(size_t)finfo.st_size) {	if(size_t to_read_size=(size_t)finfo.st_size) {
*info.data=pool.malloc(to_read_size+(as_text?1:0));	*info.data=new char[to_read_size+(as_text?1:0)];
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)
Line 437 static void file_read_action(Pool& pool,	Line 445 static void file_read_action(Pool& pool,
*info.data_size, to_read_size);	*info.data_size, to_read_size);
} else { // empty file	} else { // empty file
if(as_text) {	if(as_text) {
*info.data=pool.malloc(1);	*info.data=new char[1];
(char)(*info.data)=0;	(char)(*info.data)=0;
} else	} else
*info.data=0;	*info.data=0;
Line 445 static void file_read_action(Pool& pool,	Line 453 static void file_read_action(Pool& pool,
return;	return;
}	}
}	}
File_read_result file_read(Pool& pool, Charset& charset, StringPtr file_spec,	File_read_result file_readCharset& charset, const String& file_spec,
char*& data, size_t& data_size,	bool as_text, HashStringValue *params,
bool as_text, HashStringValue params, HashStringValue* out_fields,
bool fail_on_read_problem) {	bool fail_on_read_problem) {
File_read_result result;	File_read_result result;
if(file_spec->starts_with("http://", 7)) {	if(file_spec->starts_with("http://", 7)) {
// fail on read problem	// fail on read problem
result.fields=file_read_http(pool, charset, file_spec, data, data_size, params);	File_read_http_result http=file_read_http(pool, charset, file_spec, params);
result.success=true;	result.success=true;
	result.data=http.data;
	result.size=http.size;
	result.headers=http.headers;
} else {	} else {
File_read_action_info info={&data, &data_size};	File_read_action_info info={&result.data, &result.size};
result.success=file_read_action_under_lock(pool, file_spec,	result.success=file_read_action_under_lock(pool, file_spec,
"read", file_read_action, &info,	"read", file_read_action, &info,
as_text, fail_on_read_problem);	as_text, fail_on_read_problem);
Line 463 File_read_result file_read(Pool& pool, C	Line 473 File_read_result file_read(Pool& pool, C

if(result.success && as_text) {	if(result.success && as_text) {
// UTF-8 signature: EF BB BF	// UTF-8 signature: EF BB BF
if(data_size>=3) {	if(result.size>=3) {
char in=(char )data;	char in=(char )result.data;
if((in[0] == '\xEF') && (in[1] == '\xBB') &&	if((in[0] == '\xEF') && (in[1] == '\xBB') &&
(in[2] == '\xBF')) {	(in[2] == '\xBF')) {
data=in+3; data_size-=3;// skip prefix	result.data=in+3; result.size-=3;// skip prefix
}	}
}	}

fix_line_breaks((char *)(data), data_size);	fix_line_breaks((char *)(result.data), result.size);
// note: after fixing	// note: after fixing
((char*&)(data))[data_size]=0;	((char*&)(result.data))[result.size]=0;
}	}

return result;	return result;
}	}

bool file_read_action_under_lock(Pool& pool, StringPtr file_spec,	bool file_read_action_under_lockconst 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) {
CharPtr fname=file_spec->cstr(String::UL_FILE_SPEC);	const char* fname=file_spec->cstr(String::UL_FILE_SPEC);
int f;	int f;

// first open, next stat:	// first open, next stat:
Line 539 bool file_read_action_under_lock(Pool& p	Line 549 bool file_read_action_under_lock(Pool& p
}	}
}	}

static void create_dir_for_file(StringPtr file_spec) {	static void create_dir_for_file(const String& file_spec) {
size_t pos_after=1;	size_t pos_after=1;
int pos_before;	int pos_before;
while((pos_before=file_spec->pos("/", 1, pos_after))>=0) {	while((pos_before=file_spec->pos("/", 1, pos_after))>=0) {
Line 549 static void create_dir_for_file(StringPt	Line 559 static void create_dir_for_file(StringPt
}	}

bool file_write_action_under_lock(	bool file_write_action_under_lock(
StringPtr file_spec,	const String& file_spec,
const char* action_name, File_write_action action, void *context,	const char* action_name, File_write_action action, void *context,
bool as_text,	bool as_text,
bool do_append,	bool do_append,
bool do_block,	bool do_block,
bool fail_on_lock_problem) {	bool fail_on_lock_problem) {
CharPtr fname=file_spec->cstr(String::UL_FILE_SPEC);	const char* fname=file_spec->cstr(String::UL_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 602 bool file_write_action_under_lock(	Line 612 bool file_write_action_under_lock(

#ifndef DOXYGEN	#ifndef DOXYGEN
struct File_write_action_info {	struct File_write_action_info {
const void *data; size_t size;	const char *data; size_t size;
};	};
#endif	#endif
static void file_write_action(int f, void *context) {	static void file_write_action(int f, void *context) {
Line 611 static void file_write_action(int f, voi	Line 621 static void file_write_action(int f, voi
int written=write(f, info.data, info.size);	int written=write(f, info.data, info.size);
if(written<0)	if(written<0)
throw Exception(0,	throw Exception(0,
Exception::undefined_source,	0,
"write failed: %s (%d)", strerror(errno), errno);	"write failed: %s (%d)", strerror(errno), errno);
}	}
}	}
void file_write(	void file_write(
StringPtr file_spec,	const String& file_spec,
const void *data, size_t size,	const char *data, size_t size,
bool as_text,	bool as_text,
bool do_append) {	bool do_append) {
File_write_action_info info={data, size};	File_write_action_info info={data, size};
Line 629 void file_write(	Line 639 void file_write(
}	}

// throws nothing! [this is required in file_move & file_delete]	// throws nothing! [this is required in file_move & file_delete]
static void rmdir(StringPtr file_spec, size_t pos_after) {	static void rmdir(const String& file_spec, size_t pos_after) {
int pos_before;	int pos_before;
if((pos_before=file_spec->pos("/", 1, pos_after))>=0)	if((pos_before=file_spec->pos("/", 1, pos_after))>=0)
rmdir(file_spec, pos_before+1);	rmdir(file_spec, pos_before+1);

rmdir(file_spec->mid(0, pos_after-1/* / */)->cstr(String::UL_FILE_SPEC));	rmdir(file_spec->mid(0, pos_after-1/* / */)->cstr(String::UL_FILE_SPEC));
}	}
bool file_delete(StringPtr file_spec, bool fail_on_read_problem) {	bool file_delete(const String& file_spec, bool fail_on_read_problem) {
CharPtr fname=file_spec->cstr(String::UL_FILE_SPEC);	const char* fname=file_spec->cstr(String::UL_FILE_SPEC);
if(unlink(fname)!=0)	if(unlink(fname)!=0)
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?"file.missing":0,
Line 650 bool file_delete(StringPtr file_spec, bo	Line 660 bool file_delete(StringPtr file_spec, bo
rmdir(file_spec, 1);	rmdir(file_spec, 1);
return true;	return true;
}	}
void file_move(StringPtr old_spec, StringPtr new_spec) {	void file_move(const String& old_spec, const String& new_spec) {
CharPtr old_spec_cstr=old_spec->cstr(String::UL_FILE_SPEC);	const char* old_spec_cstr=old_spec->cstr(String::UL_FILE_SPEC);
CharPtr new_spec_cstr=new_spec->cstr(String::UL_FILE_SPEC);	const char* new_spec_cstr=new_spec->cstr(String::UL_FILE_SPEC);

create_dir_for_file(new_spec);	create_dir_for_file(new_spec);

Line 674 bool entry_exists(const char* fname, str	Line 684 bool entry_exists(const char* fname, str
return result;	return result;
}	}

bool entry_exists(StringPtr file_spec) {	bool entry_exists(const String& file_spec) {
CharPtr fname=file_spec->cstr(String::UL_FILE_SPEC);	const char* fname=file_spec->cstr(String::UL_FILE_SPEC);
return entry_exists(fname, 0);	return entry_exists(fname, 0);
}	}

static bool entry_readable(StringPtr file_spec, bool need_dir) {	static bool entry_readable(const String& file_spec, bool need_dir) {
CharPtr fname=file_spec->cstr(String::UL_FILE_SPEC);	const char* fname=file_spec->cstr(String::UL_FILE_SPEC);
if(need_dir) {	if(need_dir) {
size_t size=strlen(fname);	size_t size=strlen(fname);
while(size) {	while(size) {
Line 698 static bool entry_readable(StringPtr fil	Line 708 static bool entry_readable(StringPtr fil
}	}
return false;	return false;
}	}
bool file_readable(StringPtr file_spec) {	bool file_readable(const String& file_spec) {
return entry_readable(file_spec, false);	return entry_readable(file_spec, false);
}	}
bool dir_readable(StringPtr file_spec) {	bool dir_readable(const String& file_spec) {
return entry_readable(file_spec, true);	return entry_readable(file_spec, true);
}	}
StringPtr file_readable(StringPtr path, const String& name) {	const String& file_readable(String& path, String& name) {
StringPtr result(new String(*path));	const String& result(new String(path));
*result << "/";	*result << "/";
*result << name;	*result << name;
return file_readable(result)?result:StringPtr(0);	return file_readable(result)?result:0;
}	}
bool file_executable(StringPtr file_spec) {	bool file_executable(const String& file_spec) {
return access(file_spec->cstr(String::UL_FILE_SPEC), X_OK)==0;	return access(file_spec->cstr(String::UL_FILE_SPEC), X_OK)==0;
}	}

bool file_stat(StringPtr file_spec,	bool file_stat(const String& file_spec,
size_t& rsize,	size_t& rsize,
time_t& ratime,	time_t& ratime,
time_t& rmtime,	time_t& rmtime,
time_t& rctime,	time_t& rctime,
bool fail_on_read_problem) {	bool fail_on_read_problem) {
CharPtr fname=file_spec->cstr(String::UL_FILE_SPEC);	const char* fname=file_spec->cstr(String::UL_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 779 char* rsplit(char* string, char delim) {	Line 789 char* rsplit(char* string, char delim) {
}	}

/// @todo less stupid type detection	/// @todo less stupid type detection
const char* format(Pool& pool, double value, char* fmt) {	const char* formatdouble value, char* fmt) {
char local_buf[MAX_NUMBER];	char local_buf[MAX_NUMBER];
size_t size;	size_t size;

Line 813 size_t stdout_write(const void *buf, siz	Line 823 size_t stdout_write(const void *buf, siz
#endif	#endif
}	}

char* unescape_chars(Pool& pool, const char* cp, int len) {	char* unescape_charsconst char* cp, int len) {
char* s=pool.malloc(len + 1);	char* s=new char[len + 1];
enum EscapeState {	enum EscapeState {
EscapeRest,	EscapeRest,
EscapeFirst,	EscapeFirst,

E-mail:

Removed from v.1.143.2.15
changed lines
	Added in v.1.143.2.21.2.3