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Add value checking to @validateByteRange

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This commit is contained in:
Ervin Hegedus 2025-01-06 16:36:36 +01:00
parent f260a75c14
commit 4c5bc45dfd
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GPG Key ID: 5FA5BC3F5EC41F61
1 changed files with 17 additions and 9 deletions
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26
src/operators/validate_byte_range.cc
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@ -37,6 +37,11 @@ bool ValidateByteRange::getRange(const std::string &rangeRepresentation,
"' into a number");
return false;
}
if ((start < 0) || (start > 255)) {
error->assign("Invalid range start value: " +
std::to_string(start));
return false;
}
table[start >> 3] = (table[start >> 3] | (1 << (start & 0x7)));
return true;
}
@ -60,11 +65,6 @@ bool ValidateByteRange::getRange(const std::string &rangeRepresentation,
return false;
}
if ((start < 0) || (start > 255)) {
error->assign("Invalid range start value: " +
std::to_string(start));
return false;
}
if ((end < 0) || (end > 255)) {
error->assign("Invalid range end value: " + std::to_string(end));
return false;
@ -87,21 +87,29 @@ bool ValidateByteRange::getRange(const std::string &rangeRepresentation,
bool ValidateByteRange::init(const std::string &file,
std::string *error) {
size_t pos = m_param.find_first_of(",");
bool rc;
if (pos == std::string::npos) {
getRange(m_param, error);
rc = getRange(m_param, error);
} else {
getRange(std::string(m_param, 0, pos), error);
rc = getRange(std::string(m_param, 0, pos), error);
}
if (rc == false) {
return false;
}
while (pos != std::string::npos) {
size_t next_pos = m_param.find_first_of(",", pos + 1);
if (next_pos == std::string::npos) {
getRange(std::string(m_param, pos + 1, m_param.length() -
rc = getRange(std::string(m_param, pos + 1, m_param.length() -
(pos + 1)), error);
} else {
getRange(std::string(m_param, pos + 1, next_pos - (pos + 1)), error);
rc = getRange(std::string(m_param, pos + 1, next_pos - (pos + 1)), error);
}
if (rc == false) {
return false;
}
pos = next_pos;
}