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Merge 3.16 into database/master

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This commit is contained in:
Andrew Johnson
2018-03-22 23:25:56 -05:00
parent 0e0a919567 a3c01bbf77
commit e613d685fd
6 changed files with 92 additions and 44 deletions
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src/ioc/dbStatic/dbStaticLib.c
+57 -21
View File
@@ -51,8 +51,11 @@ static char *pNullString = "";
#define messagesize 276
#define RPCL_LEN INFIX_TO_POSTFIX_SIZE(80)
/* must be long enough to hold 32-bit signed integer in base 10 */
STATIC_ASSERT(messagesize>=11);
/* Must be big enough to hold a 64-bit integer in base 10, but in
* the future when fields hold large JSON objects this fixed size
* allocation will probably have to become variable sized.
*/
STATIC_ASSERT(messagesize >= 21);
static char *ppstring[5]={" NPP"," PP"," CA"," CP"," CPP"};
static char *msstring[4]={" NMS"," MS"," MSI"," MSS"};
@@ -208,11 +211,13 @@ static void zeroDbentry(DBENTRY *pdbentry)
static char *getpMessage(DBENTRY *pdbentry)
{
char *msg = pdbentry->message;
if (!msg) {
msg = dbCalloc(1, messagesize);
pdbentry->message = msg;
}
*msg = '\0';
else
*msg = '\0';
return msg;
}
@@ -224,6 +229,17 @@ void dbMsgCpy(DBENTRY *pdbentry, const char *msg)
pdbentry->message[messagesize-1] = '\0';
}
static
void dbMsgNCpy(DBENTRY *pdbentry, const char *msg, size_t len)
{
getpMessage(pdbentry);
if (len >= messagesize)
len = messagesize-1; /* FIXME: Quietly truncates */
strncpy(pdbentry->message, msg, len);
pdbentry->message[len] = '\0';
}
static
void dbMsgPrint(DBENTRY *pdbentry, const char *fmt, ...)
{
@@ -1678,21 +1694,27 @@ int dbIsVisibleRecord(DBENTRY *pdbentry)
long dbCreateAlias(DBENTRY *pdbentry, const char *alias)
{
dbRecordType *precordType = pdbentry->precordType;
dbRecordNode *precnode = pdbentry->precnode;
dbRecordNode *pnewnode;
PVDENTRY *ppvd;
ELLLIST *preclist = NULL;
if (!precordType) return S_dbLib_recordTypeNotFound;
dbRecordType *precordType = pdbentry->precordType;
dbRecordNode *precnode = pdbentry->precnode;
dbRecordNode *pnewnode;
DBENTRY tempEntry;
PVDENTRY *ppvd;
if (!precordType)
return S_dbLib_recordTypeNotFound;
/* alias of alias still references actual record */
while(precnode && (precnode->flags&DBRN_FLAGS_ISALIAS))
while (precnode && (precnode->flags & DBRN_FLAGS_ISALIAS))
precnode = precnode->aliasedRecnode;
if (!precnode) return S_dbLib_recNotFound;
zeroDbentry(pdbentry);
if (!dbFindRecord(pdbentry, alias)) return S_dbLib_recExists;
zeroDbentry(pdbentry);
pdbentry->precordType = precordType;
preclist = &precordType->recList;
if (!precnode)
return S_dbLib_recNotFound;
dbInitEntry(pdbentry->pdbbase, &tempEntry);
if (!dbFindRecord(&tempEntry, alias))
return S_dbLib_recExists;
dbFinishEntry(&tempEntry);
pnewnode = dbCalloc(1, sizeof(dbRecordNode));
pnewnode->recordname = epicsStrDup(alias);
pnewnode->precord = precnode->precord;
@@ -1700,11 +1722,16 @@ long dbCreateAlias(DBENTRY *pdbentry, const char *alias)
pnewnode->flags = DBRN_FLAGS_ISALIAS;
precnode->flags |= DBRN_FLAGS_HASALIAS;
ellInit(&pnewnode->infoList);
ellAdd(preclist, &pnewnode->node);
ellAdd(&precordType->recList, &pnewnode->node);
precordType->no_aliases++;
pdbentry->precnode = pnewnode;
ppvd = dbPvdAdd(pdbentry->pdbbase, precordType, pnewnode);
if (!ppvd) {errMessage(-1,"Logic Err: Could not add to PVD");return(-1);}
if (!ppvd) {
errMessage(-1, "dbCreateAlias: Add to PVD failed");
return -1;
}
return 0;
}
@@ -1888,7 +1915,8 @@ char * dbGetString(DBENTRY *pdbentry)
switch (pflddes->field_type) {
case DBF_STRING:
dbMsgCpy(pdbentry, (char *)pfield);
/* Protect against a missing nil-terminator */
dbMsgNCpy(pdbentry, (char *)pfield, pflddes->size);
break;
case DBF_CHAR:
case DBF_UCHAR:
@@ -1911,6 +1939,8 @@ char * dbGetString(DBENTRY *pdbentry)
case CONSTANT:
if (plink->value.constantStr) {
dbMsgCpy(pdbentry, plink->value.constantStr);
} else if (plink->text) {
dbMsgCpy(pdbentry, plink->text);
} else {
dbMsgCpy(pdbentry, "");
}
@@ -2011,7 +2041,13 @@ char * dbGetString(DBENTRY *pdbentry)
switch(plink->type) {
case CONSTANT:
dbMsgCpy(pdbentry, "0");
if (plink->value.constantStr) {
dbMsgCpy(pdbentry, plink->value.constantStr);
} else if (plink->text) {
dbMsgCpy(pdbentry, plink->text);
} else {
dbMsgCpy(pdbentry, "");
}
break;
case MACRO_LINK:
if (plink->value.macro_link.macroStr) {
src/std/rec/stringinRecord.c
+4 -2
View File
@@ -96,6 +96,7 @@ static long init_record(struct dbCommon *pcommon, int pass)
{
struct stringinRecord *prec = (struct stringinRecord *)pcommon;
STATIC_ASSERT(sizeof(prec->oval)==sizeof(prec->val));
STATIC_ASSERT(sizeof(prec->sval)==sizeof(prec->val));
struct stringindset *pdset = (struct stringindset *) prec->dset;
if (pass == 0) return 0;
@@ -120,7 +121,8 @@ static long init_record(struct dbCommon *pcommon, int pass)
if (status)
return status;
}
strcpy(prec->oval, prec->val);
strncpy(prec->oval, prec->val, sizeof(prec->val));
return 0;
}
@@ -213,7 +215,7 @@ static long readValue(stringinRecord *prec)
if (prec->pact || (prec->sdly < 0.)) {
status = dbGetLink(&prec->siol, DBR_STRING, prec->sval, 0, 0);
if (status == 0) {
strcpy(prec->val, prec->sval);
strncpy(prec->val, prec->sval, sizeof(prec->val));
prec->udf = FALSE;
}
prec->pact = FALSE;
src/std/rec/stringoutRecord.c
+3 -2
View File
@@ -98,6 +98,7 @@ static long init_record(struct dbCommon *pcommon, int pass)
{
struct stringoutRecord *prec = (struct stringoutRecord *)pcommon;
STATIC_ASSERT(sizeof(prec->oval)==sizeof(prec->val));
STATIC_ASSERT(sizeof(prec->ivov)==sizeof(prec->val));
struct stringoutdset *pdset = (struct stringoutdset *) prec->dset;
if (pass == 0) return 0;
@@ -126,7 +127,7 @@ static long init_record(struct dbCommon *pcommon, int pass)
return status;
}
strcpy(prec->oval, prec->val);
strncpy(prec->oval, prec->val, sizeof(prec->val));
return 0;
}
@@ -165,7 +166,7 @@ static long process(struct dbCommon *pcommon)
break;
case (menuIvoaSet_output_to_IVOV) :
if(prec->pact == FALSE){
strcpy(prec->val,prec->ivov);
strncpy(prec->val, prec->ivov, sizeof(prec->val));
}
status=writeValue(prec); /* write the new value */
break;