XRootD
XrdAccCapability Class Reference

#include <XrdAccCapability.hh>

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Public Member Functions

 XrdAccCapability (char *pathval, XrdAccPrivCaps &privval)
 
 XrdAccCapability (XrdAccCapability *taddr)
 
 ~XrdAccCapability ()
 
void Add (XrdAccCapability *newcap)
 
XrdAccCapabilityNext ()
 
int Privs (XrdAccPrivCaps &pathpriv, const char *pathname, const char *pathsub=0)
 
int Privs (XrdAccPrivCaps &pathpriv, const char *pathname, const int pathlen, const char *pathsub=0)
 
int Privs (XrdAccPrivCaps &pathpriv, const char *pathname, const int pathlen, const unsigned long pathhash, const char *pathsub=0)
 
int Subcomp (const char *pathname, const int pathlen, const char *pathsub, const int sublen)
 

Detailed Description

Definition at line 43 of file XrdAccCapability.hh.

Constructor & Destructor Documentation

◆ XrdAccCapability() [1/2]

XrdAccCapability::XrdAccCapability ( char *  pathval,
XrdAccPrivCaps privval 
)

Definition at line 43 of file XrdAccCapability.cc.

44 {
45  int i;
46 
47 // Do common initialization
48 //
49  next = 0; ctmp = 0;
50  priv.pprivs = privval.pprivs; priv.nprivs = privval.nprivs;
51  plen = strlen(pathval); pins = 0; prem = 0;
52  pkey = XrdOucHashVal2((const char *)pathval, plen);
53  path = strdup(pathval);
54 
55 // Now set up for @= insertions. We do this eventhough it might never be used
56 //
57  for (i = 0; i < plen; i++)
58  if (path[i] == '@' && path[i+1] == '=')
59  {pins = i; prem = plen - i - 2; break;}
60 }
unsigned long XrdOucHashVal2(const char *KeyVal, int KeyLen)
XrdAccPrivs nprivs
Definition: XrdAccPrivs.hh:78
XrdAccPrivs pprivs
Definition: XrdAccPrivs.hh:77

References XrdAccPrivCaps::nprivs, XrdAccPrivCaps::pprivs, and XrdOucHashVal2().

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◆ XrdAccCapability() [2/2]

XrdAccCapability::XrdAccCapability ( XrdAccCapability taddr)
inline

Definition at line 81 of file XrdAccCapability.hh.

82  {next = 0; ctmp = taddr;
83  pkey = 0; path = 0; plen = 0; pins = 0; prem = 0;
84  }

◆ ~XrdAccCapability()

XrdAccCapability::~XrdAccCapability ( )

Definition at line 69 of file XrdAccCapability.cc.

70 {
71  XrdAccCapability *cp, *np = next;
72 
73  if (path) {free(path); path = 0;}
74 
75  while(np) {cp = np; np = np->next; cp->next = 0; delete cp;}
76  next = 0;
77 }

Member Function Documentation

◆ Add()

void XrdAccCapability::Add ( XrdAccCapability newcap)
inline

Definition at line 46 of file XrdAccCapability.hh.

46 {next = newcap;}

◆ Next()

XrdAccCapability* XrdAccCapability::Next ( )
inline

Definition at line 48 of file XrdAccCapability.hh.

48 {return next;}

◆ Privs() [1/3]

int XrdAccCapability::Privs ( XrdAccPrivCaps pathpriv,
const char *  pathname,
const char *  pathsub = 0 
)
inline

Definition at line 68 of file XrdAccCapability.hh.

71  {extern unsigned long XrdOucHashVal2(const char *,int);
72  int pathlen = strlen(pathname);
73  return Privs(pathpriv, pathname, pathlen,
74  XrdOucHashVal2(pathname, pathlen), pathsub);}
unsigned long XrdOucHashVal2(const char *KeyVal, int KeyLen)
int Privs(XrdAccPrivCaps &pathpriv, const char *pathname, const int pathlen, const unsigned long pathhash, const char *pathsub=0)

References Privs(), and XrdOucHashVal2().

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◆ Privs() [2/3]

int XrdAccCapability::Privs ( XrdAccPrivCaps pathpriv,
const char *  pathname,
const int  pathlen,
const char *  pathsub = 0 
)
inline

Definition at line 60 of file XrdAccCapability.hh.

64  {extern unsigned long XrdOucHashVal2(const char *,int);
65  return Privs(pathpriv, pathname, pathlen,
66  XrdOucHashVal2(pathname,(int)pathlen),pathsub);}

References Privs(), and XrdOucHashVal2().

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◆ Privs() [3/3]

int XrdAccCapability::Privs ( XrdAccPrivCaps pathpriv,
const char *  pathname,
const int  pathlen,
const unsigned long  pathhash,
const char *  pathsub = 0 
)

Definition at line 82 of file XrdAccCapability.cc.

87 {XrdAccCapability *cp=this;
88  const int psl = (pathsub ? strlen(pathsub) : 0);
89 
90  do {if (cp->ctmp)
91  {if (cp->ctmp->Privs(pathpriv,pathname,pathlen,pathhash,pathsub))
92  return 1;
93  }
94  else if (pathlen >= cp->plen)
95  if ((!pathsub && !strncmp(pathname, cp->path, cp->plen))
96  || (pathsub && cp->Subcomp(pathname,pathlen,pathsub,psl)))
97  {pathpriv.pprivs = (XrdAccPrivs)(pathpriv.pprivs |
98  cp->priv.pprivs);
99  pathpriv.nprivs = (XrdAccPrivs)(pathpriv.nprivs |
100  cp->priv.nprivs);
101  return 1;
102  }
103  } while ((cp = cp->next));
104  return 0;
105 }
XrdAccPrivs
Definition: XrdAccPrivs.hh:39
int Subcomp(const char *pathname, const int pathlen, const char *pathsub, const int sublen)

References XrdAccPrivCaps::nprivs, XrdAccPrivCaps::pprivs, Privs(), and Subcomp().

Referenced by XrdAccAccess::Access(), and Privs().

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◆ Subcomp()

int XrdAccCapability::Subcomp ( const char *  pathname,
const int  pathlen,
const char *  pathsub,
const int  sublen 
)

Definition at line 111 of file XrdAccCapability.cc.

113 { int ncmp;
114 
115 // First check if the prefix matches
116 //
117  if (strncmp(pathname, path, pins)) return 0;
118 
119 // Now, check if the substitution appears in the source path
120 //
121  if (strncmp(&pathname[pins], pathsub, sublen)) return 0;
122 
123 // Now check if we can match the tail
124 //
125  ncmp = pins + sublen;
126  if ((pathlen - ncmp) < prem) return 0;
127 
128 // Return the results of matching the tail (prem should never be 0, but hey)
129 //
130  if (prem) return !strncmp(&path[pins+2], &pathname[ncmp], prem);
131  return 1;
132 }

Referenced by Privs().

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The documentation for this class was generated from the following files: