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#ifndef H_MISC
#define H_MISC
/**
* \file lib/misc.h
*
*/
#include <unistd.h>
#include <sys/types.h>
#include "header.h"
#include "ugid.h"
typedef int (*md5func)(const char * fn, /*@out@*/ unsigned char * digest);
#ifdef __cplusplus
extern "C" {
#endif
/**
* Calculate MD5 sum for file.
* @todo Eliminate, use beecrypt instead.
* @param fn file name
* @retval digest address of md5sum
* @param asAscii return md5sum as ascii string?
* @return 0 on success, 1 on error
*/
/*@-exportlocal@*/
int domd5(const char * fn, /*@out@*/ unsigned char * digest, int asAscii)
/*@modifies digest, fileSystem @*/;
/*@=exportlocal@*/
/**
* Return MD5 sum of file as ASCII string.
* @todo Eliminate, use beecrypt instead.
* @param fn file name
* @retval digest MD5 digest
* @return 0 on success, 1 on error
*/
/*@unused@*/ static inline
int mdfile(const char * fn, /*@out@*/ unsigned char * digest)
/*@modifies digest, fileSystem @*/
{
return domd5(fn, digest, 1);
}
/**
* Return MD5 sum of file as binary data.
* @todo Eliminate, use beecrypt instead.
* @param fn file name
* @retval bindigest MD5 digest
* @return 0 on success, 1 on error
*/
/*@unused@*/ static inline
int mdbinfile(const char * fn, /*@out@*/ unsigned char * bindigest)
/*@modifies bindigest, fileSystem @*/
{
return domd5(fn, bindigest, 0);
}
/**
* Split string into fields separated by a character.
* @param str string
* @param length length of string
* @param sep separator character
* @return (malloc'd) argv array
*/
/*@only@*/ char ** splitString(const char * str, int length, char sep)
/*@*/;
/**
* Free split string argv array.
* @param list argv array
*/
void freeSplitString( /*@only@*/ char ** list)
/*@modifies list @*/;
/**
* Remove occurences of trailing character from string.
* @param s string
* @param c character to strip
* @return string
*/
/*@unused@*/ static inline
/*@only@*/ char * stripTrailingChar(/*@only@*/ char * s, char c)
/*@modifies *s */
{
char * t;
for (t = s + strlen(s) - 1; *t == c && t >= s; t--)
*t = '\0';
return s;
}
/**
* Check if file esists using stat(2).
* @param urlfn file name (may be URL)
* @return 1 if file exists, 0 if not
*/
int rpmfileexists(const char * urlfn)
/*@modifies fileSystem @*/;
/**
* Like the libc function, but malloc()'s the space needed.
* @param name variable name
* @param value variable value
* @param overwrte should an existing variable be changed?
* @return 0 on success
*/
int dosetenv(const char * name, const char * value, int overwrite)
/*@modifies fileSystem @*/;
/**
* Like the libc function, but malloc()'s the space needed.
* @param str "name=value" string
* @return 0 on success
*/
int doputenv(const char * str)
/*@modifies fileSystem @*/;
/**
* Return file handle for a temporaray file.
* A unique temporaray file path will be generated using
* rpmGenPath(prefix, "%{_tmppath}/", "rpm-tmp.XXXXX")
* where "XXXXXX" is filled in using rand(3). The file is opened, and
* the link count and (dev,ino) location are verified after opening.
* The file name and the open file handle are returned.
*
* @param prefix leading part of temp file path
* @retval fnptr temp file name (or NULL)
* @retval fdptr temp file handle
* @return 0 on success
*/
int makeTempFile(/*@null@*/ const char * prefix,
/*@null@*/ /*@out@*/ const char ** fnptr,
/*@out@*/ FD_t * fdptr)
/*@modifies *fnptr, *fdptr, fileSystem @*/;
/**
* Return (malloc'd) current working directory.
* @return current working directory (malloc'ed)
*/
/*@only@*/ char * currentDirectory(void)
/*@modifies fileSystem @*/;
/**
* Convert absolute path tag to (dirname,basename,dirindex) tags.
* @param h header
*/
void compressFilelist(Header h)
/*@modifies h @*/;
/**
* Convert (dirname,basename,dirindex) tags to absolute path tag.
* @param h header
*/
void expandFilelist(Header h)
/*@modifies h @*/;
/**
* @param h header
*/
void buildOrigFileList(Header h, /*@out@*/ const char *** fileListPtr,
/*@out@*/ int * fileCountPtr)
/*@modifies *fileListPtr, *fileCountPtr @*/;
/**
*/
int myGlobPatternP (const char *patternURL) /*@*/;
/**
*/
int rpmGlob(const char * patterns, /*@out@*/ int * argcPtr,
/*@out@*/ const char *** argvPtr)
/*@modifies *argcPtr, *argvPtr, fileSystem @*/;
/**
* Retrofit a Provides: name = version-release dependency into legacy
* packages.
* @param h header
*/
void providePackageNVR(Header h)
/*@modifies h @*/;
#ifdef __cplusplus
}
#endif
#endif /* H_MISC */
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