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#include "ace/Capabilities.h"
#include "ace/os_include/os_ctype.h"
#include "ace/OS_Memory.h"
#include "ace/OS_NS_string.h"
#if !defined (__ACE_INLINE__)
#include "ace/Capabilities.inl"
#endif /* !__ACE_INLINE__ */
#include "ace/OS_NS_stdio.h"
ACE_RCSID (ace,
Capabilities,
"$Id$")
#define ACE_ESC ((ACE_TCHAR)0x1b)
ACE_CapEntry::~ACE_CapEntry (void)
{
}
ACE_Capabilities::ACE_Capabilities (void)
: caps_ ()
{
}
ACE_Capabilities::~ACE_Capabilities (void)
{
this->resetcaps ();
}
const ACE_TCHAR *
ACE_Capabilities::parse (const ACE_TCHAR *buf, ACE_TString &cap)
{
while (*buf != ACE_LIB_TEXT ('\0') && *buf != ACE_LIB_TEXT (','))
{
if (*buf == ACE_LIB_TEXT ('\\'))
{
buf++;
if (*buf == ACE_LIB_TEXT ('E') || *buf == ACE_LIB_TEXT ('e'))
{
cap += ACE_ESC;
buf++;
continue;
}
else if (*buf == ACE_LIB_TEXT ('r'))
{
cap += ACE_LIB_TEXT ('\r');
buf++;
continue;
}
else if (*buf == ACE_LIB_TEXT ('n'))
{
cap += ACE_LIB_TEXT ('\n');
buf++;
continue;
}
else if (*buf == ACE_LIB_TEXT ('t'))
{
cap += ACE_LIB_TEXT ('\t');
buf++;
continue;
}
else if (*buf == ACE_LIB_TEXT ('\\'))
{
cap += *buf++;
continue;
}
if (isdigit(*buf))
{
// @@ UNICODE Does this work with unicode?
int oc = 0;
for (int i = 0;
i < 3 && *buf && isdigit (*buf);
i++)
oc = oc * 8 + (*buf++ - ACE_LIB_TEXT ('0'));
cap += (ACE_TCHAR) oc;
continue;
}
}
cap += *buf++;
}
return buf;
}
const ACE_TCHAR *
ACE_Capabilities::parse (const ACE_TCHAR *buf, int &cap)
{
int n = 0;
while (*buf && isdigit (*buf))
n = n * 10 + (*buf++ - ACE_LIB_TEXT ('0'));
cap = n;
return buf;
}
void
ACE_Capabilities::resetcaps (void)
{
for (MAP::ITERATOR iter (this->caps_);
!iter.done ();
iter.advance ())
{
MAP::ENTRY *entry = 0;
iter.next (entry);
delete entry->int_id_;
}
this->caps_.close ();
this->caps_.open ();
}
int
ACE_Capabilities::fillent (const ACE_TCHAR *buf)
{
this->resetcaps ();
while (*buf)
{
ACE_TString s;
int n;
ACE_TString name;
ACE_CapEntry *ce;
// Skip blanks
while (*buf && isspace(*buf)) buf++;
// If we get end of line return
if (*buf == ACE_LIB_TEXT ('\0'))
break;
if (*buf == ACE_LIB_TEXT ('#'))
{
while (*buf && *buf != ACE_LIB_TEXT ('\n'))
buf++;
if (*buf == ACE_LIB_TEXT ('\n'))
buf++;
continue;
}
while(*buf && *buf != ACE_LIB_TEXT ('=')
&& *buf!= ACE_LIB_TEXT ('#')
&& *buf != ACE_LIB_TEXT (','))
name += *buf++;
// If name is null.
switch (*buf)
{
case ACE_LIB_TEXT ('='):
// String property
buf = this->parse (buf + 1, s);
ACE_NEW_RETURN (ce,
ACE_StringCapEntry (s),
-1);
if (this->caps_.bind (name, ce) == -1)
{
delete ce;
return -1;
}
break;
case ACE_LIB_TEXT ('#'):
// Integer property
buf = this->parse (buf + 1, n);
ACE_NEW_RETURN (ce,
ACE_IntCapEntry (n),
-1);
if (this->caps_.bind (name, ce) == -1)
{
delete ce;
return -1;
}
break;
case ACE_LIB_TEXT (','):
// Boolean
ACE_NEW_RETURN (ce,
ACE_BoolCapEntry (1),
-1);
if (this->caps_.bind (name, ce) == -1)
{
delete ce;
return -1;
}
break;
default:
return 0;
}
if (*buf++ != ACE_LIB_TEXT (','))
return -1;
}
return 0;
}
int
ACE_Capabilities::is_entry (const ACE_TCHAR *name, const ACE_TCHAR *line)
{
for (;;)
{
// Skip blanks or irrelevant characters
while (*line && isspace(*line))
line++;
// End of line reached
if (*line == ACE_LIB_TEXT ('\0'))
break;
// Build the entry name
ACE_TString nextname;
while (*line && *line != ACE_LIB_TEXT ('|') && *line != ACE_LIB_TEXT (','))
nextname += *line++;
// We have found the required entry?
if (ACE_OS::strcmp (nextname.c_str (), name) == 0)
return 1;
// Skip puntuaction char if neccesary.
if (*line == ACE_LIB_TEXT ('|') || *line == ACE_LIB_TEXT (','))
line++;
else
{
ACE_DEBUG ((LM_DEBUG,
ACE_LIB_TEXT ("Invalid entry\n")));
break;
}
}
return 0;
}
int
ACE_Capabilities::getline (FILE *fp, ACE_TString &line)
{
int ch;
line.set (0, 0);
while ((ch = fgetc (fp)) != EOF && ch != ACE_LIB_TEXT ('\n'))
line += (ACE_TCHAR) ch;
if (ch == EOF && line.length () == 0)
return -1;
else
return 0;
}
int
ACE_Capabilities::getval (const ACE_TCHAR *keyname, ACE_TString &val)
{
ACE_CapEntry* cap = 0;
if (this->caps_.find (keyname, cap) == -1)
return -1;
ACE_StringCapEntry *scap =
dynamic_cast<ACE_StringCapEntry *> (cap);
if (scap == 0)
return -1;
val = scap->getval ();
return 0;
}
int
ACE_Capabilities::getval (const ACE_TCHAR *keyname, int &val)
{
ACE_CapEntry *cap = 0;
if (this->caps_.find (keyname, cap) == -1)
return -1;
ACE_IntCapEntry *icap =
dynamic_cast<ACE_IntCapEntry *> (cap);
if (icap != 0)
{
val = icap->getval ();
return 0;
}
ACE_BoolCapEntry *bcap =
dynamic_cast<ACE_BoolCapEntry *> (cap);
if (bcap == 0)
return -1;
val = bcap->getval ();
return 0;
}
#if !defined (ACE_IS_SPLITTING)
static int
is_empty (const ACE_TCHAR *line)
{
while (*line && isspace (*line))
line++;
return *line == ACE_LIB_TEXT ('\0') || *line == ACE_LIB_TEXT ('#');
}
static int
is_line (const ACE_TCHAR *line)
{
while (*line && isspace (*line))
line++;
return *line != ACE_LIB_TEXT ('\0');
}
#endif /* !ACE_IS_SPLITTING */
int
ACE_Capabilities::getent (const ACE_TCHAR *fname, const ACE_TCHAR *name)
{
FILE *fp = ACE_OS::fopen (fname, ACE_LIB_TEXT ("r"));
if (fp == 0)
ACE_ERROR_RETURN ((LM_ERROR,
ACE_LIB_TEXT ("Can't open %s file\n"),
fname),
-1);
int done;
ACE_TString line;
while (!(done = (this->getline (fp, line) == -1))
&& is_empty (line.c_str ()))
continue;
while (!done)
{
ACE_TString newline;
ACE_TString description;
while (!(done = (this->getline (fp, newline) == -1)))
if (is_line (newline.c_str ()))
description += newline;
else
break;
if (this->is_entry (name, line.c_str()))
{
ACE_OS::fclose (fp);
return this->fillent (description.c_str ());
}
line = newline;
while (!done && is_empty (line.c_str ()))
done = this->getline (fp, line) == -1;
}
ACE_OS::fclose (fp);
return -1;
}
#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
template class ACE_Hash_Map_Entry<ACE_TString,ACE_CapEntry*>;
template class ACE_Hash_Map_Manager_Ex<ACE_TString,ACE_CapEntry*,ACE_Hash<ACE_TString>,ACE_Equal_To<ACE_TString>,ACE_Null_Mutex>;
template class ACE_Hash_Map_Iterator_Base_Ex<ACE_TString,ACE_CapEntry*,ACE_Hash<ACE_TString>,ACE_Equal_To<ACE_TString>,ACE_Null_Mutex>;
template class ACE_Hash_Map_Iterator_Ex<ACE_TString,ACE_CapEntry*,ACE_Hash<ACE_TString>,ACE_Equal_To<ACE_TString>,ACE_Null_Mutex>;
template class ACE_Hash_Map_Reverse_Iterator_Ex<ACE_TString,ACE_CapEntry*,ACE_Hash<ACE_TString>,ACE_Equal_To<ACE_TString>,ACE_Null_Mutex>;
#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
#pragma instantiate ACE_Hash_Map_Entry<ACE_TString,ACE_CapEntry*>
#pragma instantiate ACE_Hash_Map_Manager_Ex<ACE_TString,ACE_CapEntry*,ACE_Hash<ACE_TString>,ACE_Equal_To<ACE_TString>,ACE_Null_Mutex>
#pragma instantiate ACE_Hash_Map_Iterator_Base_Ex<ACE_TString,ACE_CapEntry*,ACE_Hash<ACE_TString>,ACE_Equal_To<ACE_TString>,ACE_Null_Mutex>
#pragma instantiate ACE_Hash_Map_Iterator_Ex<ACE_TString,ACE_CapEntry*,ACE_Hash<ACE_TString>,ACE_Equal_To<ACE_TString>,ACE_Null_Mutex>
#pragma instantiate ACE_Hash_Map_Reverse_Iterator_Ex<ACE_TString,ACE_CapEntry*,ACE_Hash<ACE_TString>,ACE_Equal_To<ACE_TString>,ACE_Null_Mutex>
#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
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