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      1 
      2 /*
      3  * Licensed Materials - Property of IBM
      4  *
      5  * trousers - An open source TCG Software Stack
      6  *
      7  * (C) Copyright International Business Machines Corp. 2004
      8  *
      9  */
     10 
     11 #ifndef _IMAEM_H_
     12 #define _IMAEM_H_
     13 
     14 int ima_open(void *, FILE **);
     15 TSS_RESULT ima_get_entries_by_pcr(FILE *, UINT32, UINT32, UINT32 *, TSS_PCR_EVENT **);
     16 TSS_RESULT ima_get_entry(FILE *, UINT32, UINT32 *, TSS_PCR_EVENT **);
     17 int ima_close(FILE *);
     18 
     19 extern struct ext_log_source ima_source;
     20 
     21 /*  4  bytes binary         [PCR  value]
     22  * 20  bytes binary         [SHA1 value]
     23  *  4  bytes binary         [event type]
     24  * 255 bytes of ascii (MAX) [event name]
     25  * 1   byte -> '\0'         [separator ]
     26  */
     27 #define IMA_MIN_EVENT_SIZE 29
     28 #define IMA_MAX_EVENT_SIZE 284
     29 
     30 /* this should be large if we're reading out of /proc */
     31 #define IMA_READ_SIZE	(4096 + IMA_MAX_EVENT_SIZE)
     32 
     33 #define EVLOG_SOURCE_IMA	1
     34 
     35 #endif
     36