finder.c File Reference

Get mime type for specified package. More...

#include "finder.h"

Include dependency graph for finder.c:

Go to the source code of this file.

Functions
char *	TaintString (char *S)
	Create a string with taint quoting. More...
void	DBLoadMime ()
	Populate the DBMime table.
int	DBFindMime (char *Mimetype)
	Find a mime type in the DBMime table. More...
int	CheckMimeTypes (char *Ext)
	Given an extension, see if extension exists in the /etc/mime.types. More...
int	DBCheckFileExtention ()
	Given a pfile, identify any filenames and see if any of them have a known extension based on /etc/mime.types. More...
int	GetDefaultMime (char *MimeType, char *Filename)
	Get the ID for the default mimetype. More...
void	DBCheckMime (char *Filename)
	Given a file, check if it has a mime type in the DB. More...
char *	GetFieldValue (char *Sin, char *Field, int FieldMax, char *Value, int ValueMax)
	Given a string that contains field='value' pairs, save the items. More...
int	ReadLine (FILE *Fin, char *Line, int MaxLine)
	Read a line each time from one file. More...
void	Usage (char *Name)
	Here are some suggested options. More...

Variables
char	SQL [MAXCMD]
	For DB. More...
PGresult *	DBMime = NULL
	contents of mimetype table
int	MaxDBMime =0
	how many rows in DBMime
PGconn *	pgConn
	Database connection. More...
int	Agent_pk =-1
	agent identifier
FILE *	FMimetype =NULL
	for /etc/mime.types
magic_t	MagicCookie
	for Magic More...
int	Akey = 0
char	A [MAXCMD]
	input for this system

Detailed Description

Get mime type for specified package.

Definition in file finder.c.

Function Documentation

CheckMimeTypes()

int CheckMimeTypes

(

char *

Ext

)

Given an extension, see if extension exists in the /etc/mime.types.

Parameters

Ext	The extension

Returns

int - if the extension exists in the /etc/mime.types, add metatype to DB and return DB index. Otherwise, return -1.

Definition at line 127 of file finder.c.

DBCheckFileExtention()

int DBCheckFileExtention

(

)

Given a pfile, identify any filenames and see if any of them have a known extension based on /etc/mime.types.

Note

Reads pfile id from Akey

Returns

int - return the mimetype id, or -1 if not found.

Definition at line 185 of file finder.c.

DBCheckMime()

void DBCheckMime

(

char *

Filename

)

Given a file, check if it has a mime type in the DB.

If it does not, then add it.

Parameters

Filename

The path of the file

Definition at line 281 of file finder.c.

DBFindMime()

int DBFindMime

(

char *

Mimetype

)

Find a mime type in the DBMime table.

If the Mimetype is already in table mimetype, return mimetype_pk, if not, insert it into table mimetype, then return the mimetype_pk.

Parameters

Mimetype

Mimetype_name

Returns

int - mimetype ID or -1 if not found.

Definition at line 81 of file finder.c.

GetDefaultMime()

int GetDefaultMime	(	char *	MimeType,
		char *	Filename
	)

Get the ID for the default mimetype.

Options are:

Mimetype	Description
application/x-empty	Zero-length file
text/plain	1st 100 characters are printable
application/octet-stream	1st 100 characters contain binary

Parameters

MimeType	Mimetype name
Filename	File name

Returns

int - return -1 on error, or DB index to metatype.

Definition at line 247 of file finder.c.

GetFieldValue()

char* GetFieldValue	(	char *	Sin,
		char *	Field,
		int	FieldMax,
		char *	Value,
		int	ValueMax
	)

Given a string that contains field='value' pairs, save the items.

Parameters

[in]	Sin	Input string
[out]	Field	Field string
[in]	FieldMax	Capacity of Field
[out]	Value	Value string
[in]	ValueMax	Capacity of Field

Returns

Return character pointer to start of next field, or NULL at \0.

Definition at line 414 of file finder.c.

ReadLine()

int ReadLine	(	FILE *	Fin,
		char *	Line,
		int	MaxLine
	)

Read a line each time from one file.

Parameters

[in]	Fin	The file stream
[out]	Line	Save a line of content
[in]	MaxLine	Max character count one time to read a line

Returns

int - the character count of the line

Definition at line 478 of file finder.c.

TaintString()

char* TaintString

(

char *

S

)

Create a string with taint quoting.

Parameters

[in]

S

The string to be tainted

Returns

Static tainted string.

Definition at line 35 of file finder.c.

Usage()

void Usage

(

char *

Name

)

Here are some suggested options.

Say how to run this program.

Parameters

Name	- the name of the executable, usually it is mimetype

Definition at line 510 of file finder.c.

Variable Documentation

MagicCookie

magic_t MagicCookie

for Magic

Magic Cookie.

Definition at line 23 of file finder.c.

pgConn

PGconn* pgConn

Database connection.

DB connection.

Database connection.

Definition at line 18 of file finder.c.

SQL

char SQL[MAXCMD]

For DB.

SQL query to execute.

Definition at line 14 of file finder.c.