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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. 2004-2006
      8  *
      9  */
     10 
     11 
     12 #ifndef _TCSLOG_H_
     13 #define _TCSLOG_H_
     14 
     15 #include <stdio.h>
     16 #include <syslog.h>
     17 
     18 /* log to syslog -- change your syslog destination here */
     19 #define TSS_SYSLOG_LVL	LOG_LOCAL5
     20 
     21 #ifndef __FUNCTION__
     22 #define __FUNCTION__ __func__
     23 #endif
     24 
     25 #define LogMessage(dest, priority, layer, fmt, ...) \
     26         do { \
     27 		if (getenv("TCSD_FOREGROUND") != NULL) { \
     28 			fprintf(dest, "%s " fmt "\n", layer, ## __VA_ARGS__); \
     29 		} else { \
     30 			openlog(layer, LOG_NDELAY|LOG_PID, TSS_SYSLOG_LVL); \
     31 			syslog(priority, "TrouSerS " fmt "\n", ## __VA_ARGS__); \
     32 		} \
     33         } while (0)
     34 
     35 /* Debug logging */
     36 #ifdef TSS_DEBUG
     37 #define LogDebug(fmt, ...)	LogMessage(stdout, LOG_DEBUG, APPID, "%s:%d " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
     38 #define LogDebugFn(fmt, ...)	LogMessage(stdout, LOG_DEBUG, APPID, "%s:%d %s: " fmt, __FILE__, __LINE__, __FUNCTION__, ##__VA_ARGS__)
     39 #define LogBlob(sz,blb)		LogBlobData(APPID, sz, blb)
     40 #define LogDebugKey(k) \
     41 	do { \
     42 		if (k.hdr.key12.tag == TPM_TAG_KEY12) \
     43 			LogDebugFn("Tag: %hu", k.hdr.key12.tag); \
     44 		else \
     45 			LogDebugFn("Version: %hhu.%hhu.%hhu.%hhu", \
     46 			   k.hdr.key11.ver.major, k.hdr.key11.ver.minor, \
     47 			   k.hdr.key11.ver.revMajor, k.hdr.key11.ver.revMinor); \
     48 		LogDebugFn("keyUsage: 0x%hx", k.keyUsage); \
     49 		LogDebugFn("keyFlags: 0x%x", k.keyFlags); \
     50 		LogDebugFn("authDatausage: %hhu", k.authDataUsage); \
     51 		LogDebugFn("pcrInfosize: %u", k.PCRInfoSize); \
     52 		LogDebugFn("encDataSize: %u", k.encSize); \
     53 	} while (0)
     54 #define LogDebugUnrollKey(b) \
     55 	do { \
     56 			TSS_KEY tmpkey; \
     57 			UINT64 offset = 0; \
     58 			if (!UnloadBlob_TSS_KEY(&offset, b, &tmpkey)) { \
     59 				LogDebugKey(tmpkey); \
     60 				destroy_key_refs(&tmpkey); \
     61 			} else { \
     62 				LogDebugFn("*** ERROR UNLOADING DEBUGGING KEY BLOB ***"); \
     63 			} \
     64 	} while (0)
     65 
     66 #define LogError(fmt, ...)	LogMessage(stderr, LOG_ERR, APPID, "ERROR: %s:%d " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
     67 #define LogWarn(fmt, ...)	LogMessage(stdout, LOG_WARNING, APPID, "%s:%d " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
     68 #define LogInfo(fmt, ...)	LogMessage(stdout, LOG_INFO, APPID, "%s:%d " fmt, __FILE__, __LINE__, ##__VA_ARGS__)
     69 
     70 /* Return Value logging */
     71 TSS_RESULT LogTCSERR(TSS_RESULT, char *, int);
     72 TSS_RESULT LogTDDLERR(TSS_RESULT, char *, int);
     73 void       LogTPMERR(TSS_RESULT, char *, int);
     74 
     75 #define LogDebugBacktrace()					\
     76 	do {							\
     77 		void *bt_data[10];				\
     78 		backtrace_symbols_fd(&bt_data, 10, stdout);	\
     79 	} while (0)
     80 
     81 #else
     82 #define LogDebug(fmt, ...)
     83 #define LogDebugFn(fmt, ...)
     84 #define LogBlob(sz,blb)
     85 #define LogDebugKey(s)
     86 #define LogDebugUnrollKey(b)
     87 
     88 /* Error logging */
     89 #define LogError(fmt, ...)	LogMessage(stderr, LOG_ERR, APPID, "ERROR: " fmt, ##__VA_ARGS__)
     90 
     91 /* Warn logging */
     92 #define LogWarn(fmt, ...)	LogMessage(stdout, LOG_WARNING, APPID, fmt, ##__VA_ARGS__)
     93 
     94 /* Info Logging */
     95 #define LogInfo(fmt, ...)	LogMessage(stdout, LOG_INFO, APPID, fmt, ##__VA_ARGS__)
     96 
     97 #define LogTPMERR(a,b,c)
     98 #define LogDebugBacktrace()
     99 #endif
    100 
    101 void LogBlobData(char *appid, unsigned long sizeOfBlob, unsigned char *blob);
    102 
    103 #endif
    104