47 sidSize = (numSid / 8) + ((numSid % 8 ? 1 : 0) * 8);
53 sidVec = (
unsigned char *)malloc(sidSize);
54 memset(sidVec, 255, sidSize);
63 if (sidVec) free(sidVec);
74 unsigned char mask[] = {0x00,0x11,0x22,0x11,0x44,0x11,0x22,0x11,
75 0x88,0x11,0x22,0x11,0x44,0x11,0x22,0x11};
80 if (sidLock) sidMutex.
Lock();
84 while(sidFree < sidSize && sidVec[sidFree] == 0x00) sidFree++;
89 if (sidFree < sidSize)
90 {
int sidMask, sidNum, sidByte = sidVec[sidFree] & 0xff;
92 {sidMask = mask[sidByte & 0x0f] & 0x0f;
93 sidNum = (sidMask > 4 ? 3 : sidMask>>1);
95 sidMask = mask[sidByte >> 4] & 0xf0;
96 sidNum = (sidMask > 64 ? 7 : (sidMask>>5) + 4);
98 sidVec[sidFree] &= ~sidMask;
99 sidP->sidS = (sidFree * 8) + sidNum;
100 }
else if (globalSid)
102 sidP->sidS += sidMax;
107 if (sidLock) sidMutex.
UnLock();
118 unsigned char mask[] = {0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};
123 if (sidLock) sidMutex.
Lock();
128 if (
sidP->sidS < sidMax)
129 {
int sidIdx = (
sidP->sidS)>>3;
130 sidVec[sidIdx] |= mask[(
sidP->sidS)%8];
131 if (sidIdx < sidFree) sidFree = sidIdx;
132 }
else if (globalSid)
133 {
short gSid =
sidP->sidS - sidMax;
139 if (sidLock) sidMutex.
UnLock();
149 if (sidLock) sidMutex.
Lock();
150 if (sidVec) memset(sidVec, 0xff, sidSize);
151 if (sidLock) sidMutex.
UnLock();
XrdOucSid(int numSid=256, bool mtproof=true, XrdOucSid *glblSid=0)
bool Obtain(theSid *sidP)
bool Release(theSid *sidP)
The type to pass to Obtain(). Simply cast the char[2] to (theSid *).