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Minor blender exception detection bug fix

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This commit is contained in:
Jack Andersen
2019-10-12 18:54:07 -10:00
parent 88e68e8aa3
commit 72fabc9329
6 changed files with 60 additions and 50 deletions
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42
hecl/lib/Blender/Connection.cpp
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@@ -36,7 +36,7 @@
namespace std {
template <>
struct hash<std::pair<uint32_t, uint32_t>> {
size_t operator()(const std::pair<uint32_t, uint32_t>& val) const noexcept {
std::size_t operator()(const std::pair<uint32_t, uint32_t>& val) const noexcept {
/* this will potentially truncate the second value if 32-bit size_t,
* however, its application here is intended to operate in 16-bit indices */
return val.first | (val.second << 16);
@@ -86,7 +86,7 @@ static void InstallAddon(const SystemChar* path) {
std::fwrite(HECL_ADDON, 1, HECL_ADDON_SZ, fp.get());
}
static int Read(int fd, void* buf, size_t size) {
static int Read(int fd, void* buf, std::size_t size) {
int intrCount = 0;
do {
auto ret = read(fd, buf, size);
@@ -101,7 +101,7 @@ static int Read(int fd, void* buf, size_t size) {
return -1;
}
static int Write(int fd, const void* buf, size_t size) {
static int Write(int fd, const void* buf, std::size_t size) {
int intrCount = 0;
do {
auto ret = write(fd, buf, size);
@@ -116,6 +116,14 @@ static int Write(int fd, const void* buf, size_t size) {
return -1;
}
static std::size_t BoundedStrLen(const char* buf, std::size_t maxLen) {
std::size_t ret;
for (ret = 0; ret < maxLen; ++ret)
if (buf[ret] == '\0')
break;
return ret;
}
uint32_t Connection::_readStr(char* buf, uint32_t bufSz) {
uint32_t readLen;
int ret = Read(m_readpipe[0], &readLen, sizeof(readLen));
@@ -138,8 +146,9 @@ uint32_t Connection::_readStr(char* buf, uint32_t bufSz) {
}
constexpr std::string_view exception_str{"EXCEPTION"};
if (readLen >= exception_str.size()) {
if (exception_str.compare(0, exception_str.size(), buf) == 0) {
const std::size_t readStrLen = BoundedStrLen(buf, readLen);
if (readStrLen >= exception_str.size()) {
if (exception_str.compare(0, exception_str.size(), std::string_view(buf, readStrLen)) == 0) {
_blenderDied();
return 0;
}
@@ -168,14 +177,14 @@ uint32_t Connection::_writeStr(const char* buf, uint32_t len, int wpipe) {
return static_cast<uint32_t>(ret);
}
size_t Connection::_readBuf(void* buf, size_t len) {
std::size_t Connection::_readBuf(void* buf, std::size_t len) {
const auto error = [this] {
_blenderDied();
return 0U;
};
auto* cBuf = static_cast<uint8_t*>(buf);
size_t readLen = 0;
std::size_t readLen = 0;
do {
const int ret = Read(m_readpipe[0], cBuf, len);
@@ -184,8 +193,9 @@ size_t Connection::_readBuf(void* buf, size_t len) {
}
constexpr std::string_view exception_str{"EXCEPTION"};
if (len >= exception_str.size()) {
if (exception_str.compare(0, exception_str.size(), static_cast<char*>(buf)) == 0) {
const std::size_t readStrLen = BoundedStrLen(static_cast<char*>(buf), len);
if (readStrLen >= exception_str.size()) {
if (exception_str.compare(0, exception_str.size(), std::string_view(static_cast<char*>(buf), readStrLen)) == 0) {
_blenderDied();
}
}
@@ -198,14 +208,14 @@ size_t Connection::_readBuf(void* buf, size_t len) {
return readLen;
}
size_t Connection::_writeBuf(const void* buf, size_t len) {
std::size_t Connection::_writeBuf(const void* buf, std::size_t len) {
const auto error = [this] {
_blenderDied();
return 0U;
};
const auto* cBuf = static_cast<const uint8_t*>(buf);
size_t writeLen = 0;
std::size_t writeLen = 0;
do {
const int ret = Write(m_writepipe[1], cBuf, len);
@@ -925,9 +935,9 @@ Mesh Mesh::getContiguousSkinningVersion() const {
newMesh.norm.clear();
newMesh.contiguousSkinVertCounts.clear();
newMesh.contiguousSkinVertCounts.reserve(skins.size());
for (size_t i = 0; i < skins.size(); ++i) {
for (std::size_t i = 0; i < skins.size(); ++i) {
std::unordered_map<std::pair<uint32_t, uint32_t>, uint32_t> contigMap;
size_t vertCount = 0;
std::size_t vertCount = 0;
for (Surface& surf : newMesh.surfaces) {
for (Surface::Vert& vert : surf.verts) {
if (vert.iPos == 0xffffffff)
@@ -1057,7 +1067,7 @@ uint32_t Mesh::SkinBanks::addSurface(const Mesh& mesh, const Surface& surf, int
continue;
if (!VertInBank(bank.m_skinIdxs, v.iSkin) && !VertInBank(toAdd, v.iSkin)) {
toAdd.push_back(v.iSkin);
if (skinSlotCount > 0 && bank.m_skinIdxs.size() + toAdd.size() > size_t(skinSlotCount)) {
if (skinSlotCount > 0 && bank.m_skinIdxs.size() + toAdd.size() > std::size_t(skinSlotCount)) {
toAdd.clear();
done = false;
break;
@@ -1192,7 +1202,7 @@ const Bone* Armature::getParent(const Bone* bone) const {
return &bones[bone->parent];
}
const Bone* Armature::getChild(const Bone* bone, size_t child) const {
const Bone* Armature::getChild(const Bone* bone, std::size_t child) const {
if (child >= bone->children.size())
return nullptr;
int32_t cIdx = bone->children[child];
@@ -1692,7 +1702,7 @@ void Token::shutdown() {
Token::~Token() { shutdown(); }
HMDLBuffers::HMDLBuffers(HMDLMeta&& meta, size_t vboSz, const std::vector<atUint32>& iboData,
HMDLBuffers::HMDLBuffers(HMDLMeta&& meta, std::size_t vboSz, const std::vector<atUint32>& iboData,
std::vector<Surface>&& surfaces, const Mesh::SkinBanks& skinBanks)
: m_meta(std::move(meta))
, m_vboSz(vboSz)