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add documentation, make some fixes

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This commit is contained in:
Edward Emelianov
2026-05-28 13:57:35 +03:00
parent fda3874f30
commit aca7e3617d
5 changed files with 303 additions and 38 deletions
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42
modbus_params/dictionary.c
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@@ -45,7 +45,7 @@ static char *dumpname = NULL; // it's name
static dicentry_t *dumppars = NULL; // array with parameters to dump
static int dumpsize = 0; // it's size
static double dumpTime = 0.1; // period to dump
static atomic_int stopdump = FALSE, isstopped = TRUE; // flags
static atomic_int stopdump = 0, isstopped = 1; // flags
/* aliases */
// list of aliases sorted by name
@@ -121,12 +121,13 @@ int opendict(const char *dic){
// DBG("Got line: '%s %" PRIu16 " %" PRIu16 " %" PRIu8, curentry.code, curentry.reg, curentry.value, curentry.readonly);
if(++dictsize >= dicsz){
dicsz += 50;
dictionary = realloc(dictionary, sizeof(dicentry_t) * dicsz);
if(!dictionary){
dicentry_t *newdic = realloc(dictionary, sizeof(dicentry_t) * dicsz);
if(!newdic){
WARN("Can't allocate memory for dictionary");
retcode = FALSE;
goto ret;
}
dictionary = newdic;
}
dicentry_t *entry = &dictionary[dictsize-1];
entry->code = strdup(curentry.code);
@@ -228,13 +229,20 @@ int setdumppars(char **pars){
if(cursz <= N){
cursz += 50;
DBG("realloc list to %d", cursz);
dumppars = realloc(dumppars, sizeof(dicentry_t) * (cursz));
DBG("zero mem");
bzero(&dumppars[N], sizeof(dicentry_t)*(cursz-N));
dicentry_t *newpars = realloc(dumppars, sizeof(dicentry_t) * (cursz));
if(!newpars){
WARN("realloc()"); cursz -= 50;
}else{
dumppars = newpars;
DBG("zero mem");
bzero(&dumppars[N], sizeof(dicentry_t)*(cursz-N));
}
}
FREE(dumppars[N].code);
FREE(dumppars[N].help);
dumppars[N] = *e;
dumppars[N].code = strdup(e->code);
if(e->help) dumppars[N].help = strdup(e->help);
DBG("Add %s", e->code);
++N; ++p;
}
@@ -269,10 +277,11 @@ int opendumpfile(const char *name){
char *getdumpname(){ return dumpname;}
void closedumpfile(){
if(dumpfile && !isstopped){
if(!isstopped){
stopdump = TRUE;
while(!isstopped);
int stpd = atomic_load(&isstopped);
if(dumpfile && !stpd){
if(!stpd){
atomic_store(&stopdump, 1);
while(!atomic_load(&isstopped));
}
fclose(dumpfile);
FREE(dumpname);
@@ -280,12 +289,12 @@ void closedumpfile(){
}
static void *dumpthread(void *p){
isstopped = FALSE;
stopdump = FALSE;
atomic_store(&isstopped, 0);
atomic_store(&stopdump, 0);
double dT = *(double*)p;
DBG("Dump thread started. Period: %gs", dT);
double startT = sl_dtime();
while(!stopdump){
while(!atomic_load(&isstopped)){
double t0 = sl_dtime();
fprintf(dumpfile, "%10.3f ", t0 - startT);
for(int i = 0; i < dumpsize; ++i){
@@ -295,7 +304,7 @@ static void *dumpthread(void *p){
fprintf(dumpfile, "\n");
while(sl_dtime() - t0 < dT) usleep(100);
}
isstopped = TRUE;
atomic_store(&isstopped, 1);
return NULL;
}
@@ -431,12 +440,13 @@ int openaliases(const char *filename){
}
if(++aliasessize >= asz){
asz += 50;
aliases = realloc(aliases, sizeof(alias_t) * asz);
if(!aliases){
alias_t *newaliases = realloc(aliases, sizeof(alias_t) * asz);
if(!newaliases){
WARNX("Can't allocate memory for aliases list");
retcode = FALSE;
goto ret;
}
aliases = newaliases;
}
alias_t *cur = &aliases[aliasessize - 1];
cur->name = strdup(name);