api: add meminfo query to debug mem storages

api.cpp

@@ -225,6 +225,25 @@ static char *gethistory(char *params)
 	return buffer;
 }
 
+/**
+ * Some debug infos about memory usage
+ */
+static char *getmeminfo(char *params)
+{
+	uint64_t smem, hmem, totmem;
+	uint32_t srec, hrec;
+
+	stats_getmeminfo(&smem, &srec);
+	hashlog_getmeminfo(&hmem, &hrec);
+	totmem = smem + hmem;
+
+	*buffer = '\0';
+	sprintf(buffer, "STATS=%u;HASHLOG=%u;MEM=%llu|",
+		srec, hrec, totmem);
+
+	return buffer;
+}
+
 static char *gethelp(char *params);
 struct CMDS {
 	const char *name;
@@ -232,7 +251,8 @@ struct CMDS {
 } cmds[] = {
 	{ "summary", getsummary },
 	{ "threads", getthreads },
-	{ "histo", gethistory },
+	{ "histo",   gethistory },
+	{ "meminfo", getmeminfo },
 	/* keep it the last */
 	{ "help",    gethelp },
 };

hashlog.cpp

@@ -43,7 +43,7 @@ static uint64_t hextouint(char* jobid)
 /**
  * @return time of a job/nonce submission (or last nonce if nonce is 0)
  */
-extern "C" uint32_t hashlog_already_submittted(char* jobid, uint32_t nonce)
+uint32_t hashlog_already_submittted(char* jobid, uint32_t nonce)
 {
 	uint32_t ret = 0;
 	uint64_t njobid = hextouint(jobid);
@@ -61,7 +61,7 @@ extern "C" uint32_t hashlog_already_submittted(char* jobid, uint32_t nonce)
 /**
  * Store submitted nonces of a job
  */
-extern "C" void hashlog_remember_submit(struct work* work, uint32_t nonce)
+void hashlog_remember_submit(struct work* work, uint32_t nonce)
 {
 	uint64_t njobid = hextouint(work->job_id);
 	uint64_t key = (njobid << 32) + nonce;
@@ -78,7 +78,7 @@ extern "C" void hashlog_remember_submit(struct work* work, uint32_t nonce)
 /**
  * Update job scanned range
  */
-extern "C" void hashlog_remember_scan_range(struct work* work)
+void hashlog_remember_scan_range(struct work* work)
 {
 	uint64_t njobid = hextouint(work->job_id);
 	uint64_t key = (njobid << 32);
@@ -120,7 +120,7 @@ extern "C" void hashlog_remember_scan_range(struct work* work)
  * Returns the range of a job
  * @return uint64_t to|from
  */
-extern "C" uint64_t hashlog_get_scan_range(char* jobid)
+uint64_t hashlog_get_scan_range(char* jobid)
 {
 	uint64_t ret = 0;
 	uint64_t njobid = hextouint(jobid);
@@ -149,7 +149,7 @@ extern "C" uint64_t hashlog_get_scan_range(char* jobid)
  * Search last submitted nonce for a job
  * @return max nonce
  */
-extern "C" uint32_t hashlog_get_last_sent(char* jobid)
+uint32_t hashlog_get_last_sent(char* jobid)
 {
 	uint32_t nonce = 0;
 	uint64_t njobid = hextouint(jobid);
@@ -167,7 +167,7 @@ extern "C" uint32_t hashlog_get_last_sent(char* jobid)
 /**
  * Remove entries of a job...
  */
-extern "C" void hashlog_purge_job(char* jobid)
+void hashlog_purge_job(char* jobid)
 {
 	int deleted = 0;
 	uint64_t njobid = hextouint(jobid);
@@ -189,7 +189,7 @@ extern "C" void hashlog_purge_job(char* jobid)
 /**
  * Remove old entries to reduce memory usage
  */
-extern "C" void hashlog_purge_old(void)
+void hashlog_purge_old(void)
 {
 	int deleted = 0;
 	uint32_t now = (uint32_t) time(NULL);
@@ -210,15 +210,24 @@ extern "C" void hashlog_purge_old(void)
 /**
  * Reset the submitted nonces cache
  */
-extern "C" void hashlog_purge_all(void)
+void hashlog_purge_all(void)
 {
 	tlastshares.clear();
 }
 
+/**
+ * API meminfo
+ */
+void hashlog_getmeminfo(uint64_t *mem, uint32_t *records)
+{
+	(*records) = tlastshares.size();
+	(*mem) = (*records) * sizeof(hashlog_data);
+}
+
 /**
  * Used to debug ranges...
  */
-extern "C" void hashlog_dump_job(char* jobid)
+void hashlog_dump_job(char* jobid)
 {
 	if (opt_debug) {
 		uint64_t njobid = hextouint(jobid);

miner.h

@@ -556,12 +556,14 @@ void hashlog_purge_old(void);
 void hashlog_purge_job(char* jobid);
 void hashlog_purge_all(void);
 void hashlog_dump_job(char* jobid);
+void hashlog_getmeminfo(uint64_t *mem, uint32_t *records);
 
 void stats_remember_speed(int thr_id, uint32_t hashcount, double hashrate, uint8_t found);
 double stats_get_speed(int thr_id, double def_speed);
 int  stats_get_history(int thr_id, struct stats_data *data, int max_records);
 void stats_purge_old(void);
 void stats_purge_all(void);
+void stats_getmeminfo(uint64_t *mem, uint32_t *records);
 
 struct thread_q;
 

stats.cpp

@@ -25,7 +25,7 @@ extern int device_map[8];
 /**
  * Store speed per thread (todo: compute vardiff ?)
  */
-extern "C" void stats_remember_speed(int thr_id, uint32_t hashcount, double hashrate, uint8_t found)
+void stats_remember_speed(int thr_id, uint32_t hashcount, double hashrate, uint8_t found)
 {
 	uint64_t gpu = device_map[thr_id];
 	uint64_t key = (gpu << 56) + (uid++ % UINT_MAX);
@@ -59,7 +59,7 @@ extern "C" void stats_remember_speed(int thr_id, uint32_t hashcount, double hash
  * Get the computed average speed
  * @param thr_id int (-1 for all threads)
  */
-extern "C" double stats_get_speed(int thr_id, double def_speed)
+double stats_get_speed(int thr_id, double def_speed)
 {
 	uint64_t gpu = device_map[thr_id];
 	uint64_t keypfx = (gpu << 56);
@@ -91,7 +91,7 @@ extern "C" double stats_get_speed(int thr_id, double def_speed)
 	return speed;
 }
 
-extern "C" int stats_get_history(int thr_id, struct stats_data *data, int max_records)
+int stats_get_history(int thr_id, struct stats_data *data, int max_records)
 {
 	uint64_t gpu = device_map[thr_id];
 	uint64_t keypfx = (gpu << 56);
@@ -114,7 +114,7 @@ extern "C" int stats_get_history(int thr_id, struct stats_data *data, int max_re
 /**
  * Remove old entries to reduce memory usage
  */
-extern "C" void stats_purge_old(void)
+void stats_purge_old(void)
 {
 	int deleted = 0;
 	uint32_t now = (uint32_t) time(NULL);
@@ -135,8 +135,16 @@ extern "C" void stats_purge_old(void)
 /**
  * Reset the cache
  */
-extern "C" void stats_purge_all(void)
+void stats_purge_all(void)
 {
 	tlastscans.clear();
 }
 
+/**
+ * API meminfo
+ */
+void stats_getmeminfo(uint64_t *mem, uint32_t *records)
+{
+	(*records) = tlastscans.size();
+	(*mem) = (*records) * sizeof(stats_data);
+}