rpm/lib/rpmlead.h

44 lines
993 B
C

#ifndef _H_RPMLEAD
#define _H_RPMLEAD
/** \ingroup lead
* \file lib/rpmlead.h
* Routines to read and write an rpm lead structure for a a package.
*/
#ifdef __cplusplus
extern "C" {
#endif
#define RPMLEAD_BINARY 0
#define RPMLEAD_SOURCE 1
#define RPMLEAD_MAGIC0 0xed
#define RPMLEAD_MAGIC1 0xab
#define RPMLEAD_MAGIC2 0xee
#define RPMLEAD_MAGIC3 0xdb
#define RPMLEAD_SIZE 96 /*!< Don't rely on sizeof(struct) */
/** \ingroup lead
* Write lead to file handle.
* @param fd file handle
* @param h package header
* @return RPMRC_OK on success, RPMRC_FAIL on error
*/
rpmRC rpmLeadWrite(FD_t fd, Header h);
/** \ingroup lead
* Read lead from file handle.
* @param fd file handle
* @retval type RPMLEAD_BINARY or RPMLEAD_SOURCE on success
* @retval emsg failure message on error (malloced)
* @return RPMRC_OK on success, RPMRC_FAIL/RPMRC_NOTFOUND on error
*/
rpmRC rpmLeadRead(FD_t fd, int *type, char **emsg);
#ifdef __cplusplus
}
#endif
#endif /* _H_RPMLEAD */