diff options
Diffstat (limited to 'runtime/msg.c')
| -rw-r--r-- | runtime/msg.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/runtime/msg.c b/runtime/msg.c index cc7b463..f1de813 100644 --- a/runtime/msg.c +++ b/runtime/msg.c @@ -967,7 +967,7 @@ msg_t* MsgDup(msg_t* pOld) */ if(pOld->iLenTAG > 0) { if(pOld->iLenTAG < CONF_TAG_BUFSIZE) { - memcpy(pNew->TAG.szBuf, pOld->TAG.szBuf, pOld->iLenTAG); + memcpy(pNew->TAG.szBuf, pOld->TAG.szBuf, pOld->iLenTAG + 1); } else { if((pNew->TAG.pszTAG = srUtilStrDup(pOld->TAG.pszTAG, pOld->iLenTAG)) == NULL) { msgDestruct(&pNew); @@ -1661,6 +1661,8 @@ void MsgSetTAG(msg_t *pMsg, uchar* pszBuf, size_t lenBuf) uchar *pBuf; assert(pMsg != NULL); +dbgprintf("MsgSetTAG in: len %d, pszBuf: %s\n", lenBuf, pszBuf); + freeTAG(pMsg); pMsg->iLenTAG = lenBuf; @@ -1679,6 +1681,8 @@ void MsgSetTAG(msg_t *pMsg, uchar* pszBuf, size_t lenBuf) memcpy(pBuf, pszBuf, pMsg->iLenTAG); pBuf[pMsg->iLenTAG] = '\0'; /* this also works with truncation! */ + +dbgprintf("MsgSetTAG exit: pMsg->iLenTAG %d, pMsg->TAG.szBuf: %s\n", pMsg->iLenTAG, pMsg->TAG.szBuf); } @@ -1697,8 +1701,11 @@ static inline void tryEmulateTAG(msg_t *pM, sbool bLockMutex) if(bLockMutex == LOCK_MUTEX) MsgLock(pM); - if(pM->iLenTAG > 0) + if(pM->iLenTAG > 0) { + if(bLockMutex == LOCK_MUTEX) + MsgUnlock(pM); return; /* done, no need to emulate */ + } if(getProtocolVersion(pM) == 1) { if(!strcmp(getPROCID(pM, MUTEX_ALREADY_LOCKED), "-")) { @@ -1708,7 +1715,7 @@ static inline void tryEmulateTAG(msg_t *pM, sbool bLockMutex) /* now we can try to emulate */ lenTAG = snprintf((char*)bufTAG, CONF_TAG_MAXSIZE, "%s[%s]", getAPPNAME(pM, MUTEX_ALREADY_LOCKED), getPROCID(pM, MUTEX_ALREADY_LOCKED)); - bufTAG[32] = '\0'; /* just to make sure... */ + bufTAG[sizeof(bufTAG)-1] = '\0'; /* just to make sure... */ MsgSetTAG(pM, bufTAG, lenTAG); } } @@ -1734,6 +1741,7 @@ getTAG(msg_t *pM, uchar **ppBuf, int *piLen) *piLen = pM->iLenTAG; } } +dbgprintf("getTAG: len %d, buf '%s'\n", *piLen, *ppBuf); } |