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Fixed argument range checking in command manager.

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This commit is contained in:
Sandu Liviu Catalin 2015-11-08 21:34:25 +02:00
parent 4e23d3ff88
commit d26b9b560e
1 changed files with 14 additions and 13 deletions
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27
source/Command.cpp
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@ -176,6 +176,14 @@ void CmdManager::Exec(CmdListener & cmd)
// Command failed
return;
}
// The check during the parsing may not count the last argument
else if (cmd.GetMaxArgC() < m_Argc)
{
Error(CMDERR_EXTRANEOUS_ARGS, _SC("Extraneous command arguments: %u < %u"),
cmd.GetMaxArgC(), m_Argc);
// Command failed
return;
}
// Check argument types agains the command specifiers
for (Uint32 arg = 0; arg < m_Argc; ++arg)
{
@ -236,10 +244,11 @@ bool CmdManager::Parse(SQUint32 max)
// Finished parsing
break;
}
else if (m_Argc > max)
// Early check to prevent parsing unneeded arguments
else if (max < m_Argc)
{
Error(CMDERR_EXTRANEOUS_ARGS, _SC("Extraneous command arguments: %u > %u"),
m_Argc, max);
Error(CMDERR_EXTRANEOUS_ARGS, _SC("Extraneous command arguments: %u < %u"),
max, m_Argc);
// Parsing failed
good = false;
// Stop parsing
@ -378,8 +387,6 @@ bool CmdManager::Parse(SQUint32 max)
// Add it to the argument list along with it's type
m_Argv[m_Argc].first = CMDARG_INTEGER;
m_Argv[m_Argc].second = var.value;
// Move to the next argument
++m_Argc;
// We've found the correct value
found = true;
}
@ -405,8 +412,6 @@ bool CmdManager::Parse(SQUint32 max)
// Add it to the argument list along with it's type
m_Argv[m_Argc].first = CMDARG_FLOAT;
m_Argv[m_Argc].second = var.value;
// Move to the next argument
++m_Argc;
// We've found the correct value
found = true;
}
@ -428,8 +433,6 @@ bool CmdManager::Parse(SQUint32 max)
// Add it to the argument list along with it's type
m_Argv[m_Argc].first = CMDARG_BOOLEAN;
m_Argv[m_Argc].second = var.value;
// Move to the next argument
++m_Argc;
// We've found the correct value
found = true;
}
@ -447,8 +450,6 @@ bool CmdManager::Parse(SQUint32 max)
// Add it to the argument list along with it's type
m_Argv[m_Argc].first = CMDARG_BOOLEAN;
m_Argv[m_Argc].second = var.value;
// Move to the next argument
++m_Argc;
// We've found the correct value
found = true;
}
@ -468,9 +469,9 @@ bool CmdManager::Parse(SQUint32 max)
// Add it to the argument list along with it's type
m_Argv[m_Argc].first = CMDARG_STRING;
m_Argv[m_Argc].second = var.value;
// Move to the next argument
++m_Argc;
}
// Move to the next argument
++m_Argc;
}
// Save current argument as the previous one
pr = ch;