mirror of
https://github.com/ksherlock/mpw.git
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use resource manager templates for more stuff.
This commit is contained in:
Kelvin Sherlock
parent
78ebd808d4
commit
c5df52edb8
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@ -244,6 +244,21 @@ namespace {
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return tool_return<void>();
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}
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template<class T, class FRT, class F>
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T with_resource_helper(F &&f, resource_file &rf, typename std::enable_if<!std::is_void<FRT>::value>::type* = 0) {
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T rv = f(rf);
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return rv;
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}
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template<class T, class FRT, class F>
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T with_resource_helper(F &&f, resource_file &rf, typename std::enable_if<std::is_void<FRT>::value>::type* = 0) {
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f(rf);
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return tool_return<void>();
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}
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template<class F,
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typename FRT = typename std::result_of<F(resource_file &, resource &)>::type, // function return type
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typename TRT = typename tool_return_type<FRT>::type> // tool return type.
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@ -265,7 +280,6 @@ namespace {
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}
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#if 0
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template<class F,
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typename FRT = typename std::result_of<F(resource_file &, resource &)>::type, // function return type
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typename TRT = typename tool_return_type<FRT>::type> // tool return type.
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@ -273,15 +287,15 @@ namespace {
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for (auto rf = current; rf; rf = rf->next) {
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auto &resources = rf.resources;
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auto &resources = rf->resources;
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auto iter = std::lower_bound(resources.begin(), resources.end(), 0,
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[type,id](const resource &lhs, int rhs){
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if (lhs.type < type) return true;
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if (lhs.type == type && lhs.id < id) return true;
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return false;
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});
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if (iter == resources.end()) continue;
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if (iter->type != type || iter->id != id) continue;
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if (iter == resources.end() || iter->type != type || iter->id != id)
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continue;
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TRT rv = with_resource_helper<TRT, FRT>(std::forward<F>(f), *rf, *iter);
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SetResError(rv.error());
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@ -290,12 +304,114 @@ namespace {
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}
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return SetResError(resNotFound);
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}
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#endif
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template<class F,
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typename FRT = typename std::result_of<F(resource_file &, resource &)>::type, // function return type
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typename TRT = typename tool_return_type<FRT>::type> // tool return type.
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TRT with_resource(uint32_t type, const std::string &name, F &&f) {
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for (auto rf = current; rf; rf = rf->next) {
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auto &resources = rf->resources;
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auto iter = std::lower_bound(resources.begin(), resources.end(), 0,
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[type](const resource &lhs, int rhs){
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if (lhs.type < type) return true;
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return false;
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});
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if (iter == resources.end())
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continue;
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for (; iter != resources.end(); ++iter) {
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if (iter->type != type) break;
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if (iter->name != name) continue;
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TRT rv = with_resource_helper<TRT, FRT>(std::forward<F>(f), *rf, *iter);
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SetResError(rv.error());
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return rv;
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}
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}
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return SetResError(resNotFound);
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}
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template<class F,
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typename FRT = typename std::result_of<F(resource_file &)>::type, // function return type
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typename TRT = typename tool_return_type<FRT>::type> // tool return type.
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TRT with_resource(uint16_t refNum, F &&f) {
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// 0 is the system resource....
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for (auto rf = head; rf; rf = rf->next) {
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if (rf->refnum == refNum) {
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TRT rv = with_resource_helper<TRT, FRT>(std::forward<F>(f), *rf);
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SetResError(rv.error());
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return rv;
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}
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}
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return SetResError(resFNotFound);
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}
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template<class F,
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typename FRT = typename std::result_of<F(resource_file &, resource &)>::type, // function return type
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typename TRT = typename tool_return_type<FRT>::type> // tool return type.
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TRT with_one_resource(uint32_t type, uint16_t id, F &&f) {
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auto rf = current;
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if (rf) {
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auto &resources = rf->resources;
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auto iter = std::lower_bound(resources.begin(), resources.end(), 0,
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[type,id](const resource &lhs, int rhs){
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if (lhs.type < type) return true;
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if (lhs.type == type && lhs.id < id) return true;
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return false;
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});
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if (iter == resources.end() || iter->type != type || iter->id != id)
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return SetResError(resNotFound);
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TRT rv = with_resource_helper<TRT, FRT>(std::forward<F>(f), *rf, *iter);
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SetResError(rv.error());
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return rv;
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}
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return SetResError(resNotFound);
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}
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template<class F,
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typename FRT = typename std::result_of<F(resource_file &, resource &)>::type, // function return type
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typename TRT = typename tool_return_type<FRT>::type> // tool return type.
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TRT with_one_resource(uint32_t type, const std::string &name, F &&f) {
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auto rf = current;
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if (rf) {
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auto &resources = rf->resources;
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auto iter = std::lower_bound(resources.begin(), resources.end(), 0,
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[type](const resource &lhs, int rhs){
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if (lhs.type < type) return true;
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return false;
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});
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if (iter == resources.end())
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return SetResError(resNotFound);
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for (; iter != resources.end(); ++iter) {
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if (iter->type != type) break;
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if (iter->name != name) continue;
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TRT rv = with_resource_helper<TRT, FRT>(std::forward<F>(f), *rf, *iter);
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SetResError(rv.error());
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return rv;
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}
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}
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return SetResError(resNotFound);
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}
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/* returns the resource size and set the seek position to read the resource */
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@ -450,6 +566,7 @@ namespace {
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auto hh = MM::Native::NewEmptyHandle();
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if (hh.error()) return hh.error();
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r.handle = *hh;
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MM::Native::HSetRBit(*hh);
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return *hh;
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}
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@ -493,14 +610,14 @@ namespace Native {
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tool_return<int16_t> OpenResFile(const std::string &path_name, uint16_t perm) {
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int fd = native::open_resource_fork(path_name, O_RDONLY);
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if (fd < 0) return macos_error_from_errno();
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if (fd < 0) return SetResError(macos_error_from_errno());
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auto rf = std::make_unique<resource_file>();
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rf->fd = fd;
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rf->attr |= mapReadOnly;
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auto rv = read_resource_map(*rf);
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if (rv.error()) return rv.error();
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if (!rv) return SetResError(rv.error());
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rf->refnum = ++refnum;
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@ -508,13 +625,15 @@ namespace Native {
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head = rf.release();
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current = head;
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SetResError(noErr);
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return refnum;
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}
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tool_return<void> UpdateResFile(resource_file &rf)
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{
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return noErr;
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/* todo... */
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return SetResError(noErr);
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}
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@ -553,86 +672,25 @@ namespace Native {
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return SetResError(MacOS::noErr);
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}
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tool_return<uint32_t> Get1Resource(resource_file &rf, uint32_t type, uint16_t id) {
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auto &resources = rf.resources;
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auto iter = std::lower_bound(resources.begin(), resources.end(), 0,
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[type,id](const resource &lhs, int rhs){
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if (lhs.type < type) return true;
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if (lhs.type == type && lhs.id < id) return true;
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return false;
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});
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if (iter == resources.end())
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return SetResError(MacOS::resNotFound);
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auto &r = *iter;
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if (r.type != type || r.id != id)
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return SetResError(MacOS::resNotFound);
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auto rv = read_resource(rf, r);
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SetResError(rv.error());
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return rv;
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}
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tool_return<uint32_t> Get1NamedResource(resource_file &rf, uint32_t type, const std::string &name) {
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auto &resources = rf.resources;
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auto iter = std::lower_bound(resources.begin(), resources.end(), 0,
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[type](const resource &lhs, int rhs){
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if (lhs.type < type) return true;
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return false;
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});
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if (iter == resources.end())
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return SetResError(MacOS::resNotFound);
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for (; iter != resources.end(); ++iter) {
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auto &r = *iter;
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if (r.type != type) break;
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if (r.name == name) {
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auto rv = read_resource(rf, r);
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SetResError(rv.error());
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return rv;
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}
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}
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return SetResError(MacOS::resNotFound);
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}
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tool_return<uint32_t> Get1Resource(uint32_t type, uint16_t id) {
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resource_file *rf = current;
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if (rf) return Get1Resource(*rf, type, id);
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return SetResError(MacOS::resNotFound);
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return with_one_resource(type, id, read_resource);
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}
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tool_return<uint32_t> Get1NamedResource(uint32_t type, const std::string &name) {
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resource_file *rf = current;
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if (rf) return Get1NamedResource(*rf, type, name);
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return SetResError(MacOS::resNotFound);
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return with_one_resource(type, name, read_resource);
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}
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tool_return<uint32_t> GetResource(uint32_t type, uint16_t id) {
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for (auto rf = current; rf; rf = rf->next) {
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auto rv = Get1Resource(*rf, type, id);
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if (!rv.error()) return rv;
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}
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return SetResError(MacOS::resNotFound);
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return with_resource(type, id, read_resource);
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}
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tool_return<uint32_t> GetNamedResource(uint32_t type, const std::string &name) {
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for (auto rf = current; rf; rf = rf->next) {
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auto rv = Get1NamedResource(*rf, type, name);
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if (!rv.error()) return rv;
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}
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return SetResError(MacOS::resNotFound);
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return with_resource(type, name, read_resource);
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}
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@ -698,22 +756,14 @@ namespace Native {
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Log("%04x GetResInfo(%08x)\n", trap, theResource);
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if (!theResource) return SetResError(resNotFound);
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return with_resource_handle(theResource, [=](const resource_file &rf, const resource &r){
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for (resource_file *rf = head; rf; rf = rf->next) {
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for (const auto &r : rf->resources) {
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if (theID) memoryWriteWord(r.id, theID);
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if (theType) memoryWriteLong(r.type, theType);
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if (name) ToolBox::WritePString(name, r.name);
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if (r.handle == theResource) {
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if (theID) memoryWriteWord(r.id, theID);
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if (theType) memoryWriteLong(r.type, theType);
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if (name) ToolBox::WritePString(name, r.name);
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}).error();
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return SetResError(noErr);
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}
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}
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}
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return SetResError(resNotFound);
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}
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@ -728,20 +778,12 @@ namespace Native {
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Log("%04x GetResAttrs(%08x)\n", trap, theResource);
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auto rv = with_resource_handle(theResource, [=](const resource_file &rf, const resource &r){
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return r.attr;
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});
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if (!theResource) return SetResError(resNotFound);
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for (resource_file *rf = head; rf; rf = rf->next) {
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for (const auto &r : rf->resources) {
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if (r.handle == theResource) {
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ToolReturn<2>(sp, r.attr);
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return SetResError(noErr);
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}
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}
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}
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return SetResError(resNotFound);
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ToolReturn<2>(sp, rv.value());
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return rv.error();
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}
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@ -756,20 +798,12 @@ namespace Native {
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Log("%04x SetResAttrs(%08x, %04x)\n", trap, theResource, attrs);
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if (!theResource) return SetResError(resNotFound);
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for (resource_file *rf = head; rf; rf = rf->next) {
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for (auto &r : rf->resources) {
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return with_resource_handle(theResource, [&attrs](const resource_file &rf, resource &r){
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if (r.attr & resChanged) attrs |= resChanged;
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r.attr = attrs;
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}).error();
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if (r.handle == theResource) {
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if (r.attr & resChanged) attrs |= resChanged;
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r.attr = attrs;
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return SetResError(noErr);
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}
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}
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}
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return SetResError(resNotFound);
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}
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@ -782,14 +816,12 @@ namespace Native {
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sp = StackFrame<2>(refNum);
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Log("%04x GetResFileAttrs(%04x)\n", trap, refNum);
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for (auto rf = head ; rf; rf = rf->next) {
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if (rf->refnum == refNum) {
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ToolReturn<2>(sp, rf->attr);
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return SetResError(noErr);
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}
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}
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auto rv = with_resource(refNum, [](const resource_file &rf){
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return rf.attr;
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});
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return SetResError(resFNotFound);
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ToolReturn<2>(sp, rv.value());
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return rv.error();
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}
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@ -804,16 +836,12 @@ namespace Native {
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Log("%04x GetResFileAttrs(%04x, %04x)\n", trap, refNum, attrs);
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for (auto rf = head ; rf; rf = rf->next) {
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if (rf->refnum == refNum) {
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return with_resource(refNum, [&attrs](resource_file &rf){
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// don't clear the read-only flag [???]
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if (rf->attr & mapReadOnly) attrs |= mapReadOnly;
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rf->attr = attrs;
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return SetResError(noErr);
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}
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}
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if (rf.attr & mapReadOnly) attrs |= mapReadOnly;
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rf.attr = attrs;
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return SetResError(resFNotFound);
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}).error();
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}
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@ -828,25 +856,20 @@ namespace Native {
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Log("%04x DetachResource(%08x)\n", trap, theResource);
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if (!theResource) return SetResError(resNotFound);
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for (resource_file *rf = head; rf; rf = rf->next) {
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for (auto &r : rf->resources) {
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return with_resource_handle(theResource, [](const resource_file &rf, resource &r){
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if (r.handle == theResource) {
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/*
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* DetachResource won't let you detach a resource whose resChanged
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* attribute has been set; however, ResError will still return noErr.
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*/
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if ((r.attr & resChanged) == 0) {
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r.handle = 0;
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MM::Native::HClrRBit(theResource);
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}
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return SetResError(noErr);
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}
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/*
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* DetachResource won't let you detach a resource whose resChanged
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* attribute has been set; however, ResError will still return noErr.
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*/
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if ((r.attr & resChanged) == 0) {
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MM::Native::HClrRBit(r.handle);
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r.handle = 0;
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}
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}
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return SetResError(resNotFound);
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}).error();
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}
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@ -868,25 +891,21 @@ namespace Native {
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Log("%04x ReleaseResource(%08x)\n", trap, theResource);
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if (!theResource) return SetResError(resNotFound);
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for (resource_file *rf = head; rf; rf = rf->next) {
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for (auto &r : rf->resources) {
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if (r.handle == theResource) {
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/*
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* ReleaseResource won't let you release a resource whose resChanged
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* attribute has been set; however, ResError will still return noErr.
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*/
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if ((r.attr & resChanged) == 0) {
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MM::Native::DisposeHandle(theResource);
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r.handle = 0;
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}
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return SetResError(noErr);
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}
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return with_resource_handle(theResource, [](const resource_file &rf, resource &r){
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/*
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* ReleaseResource won't let you release a resource whose resChanged
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* attribute has been set; however, ResError will still return noErr.
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*/
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if ((r.attr & resChanged) == 0) {
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MM::Native::DisposeHandle(r.handle);
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r.handle = 0;
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}
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}
|
||||
return SetResError(resNotFound);
|
||||
|
||||
}).error();
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -903,26 +922,14 @@ namespace Native {
|
|||
sp = StackFrame<4>(theResource);
|
||||
Log("%04x HomeResFile(%08x)\n", trap, theResource);
|
||||
|
||||
if (!theResource) {
|
||||
ToolReturn<2>(sp, -1);
|
||||
return SetResError(resNotFound);
|
||||
}
|
||||
|
||||
for (resource_file *rf = head; rf; rf = rf->next) {
|
||||
for (const auto &r : rf->resources) {
|
||||
auto rv = with_resource_handle(theResource, [](const resource_file &rf, const resource &r){
|
||||
return rf.refnum;
|
||||
});
|
||||
|
||||
if (r.handle == theResource) {
|
||||
ToolReturn<2>(sp, rf->refnum);
|
||||
return SetResError(noErr);
|
||||
}
|
||||
ToolReturn<2>(sp, rv.value_or(-1));
|
||||
return rv.error();
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
ToolReturn<2>(sp, -1);
|
||||
return SetResError(resNotFound);
|
||||
}
|
||||
|
||||
uint16_t ResError(uint16_t trap)
|
||||
|
|
@ -975,7 +982,7 @@ namespace Native {
|
|||
|
||||
ToolReturn<2>(sp, rv.value_or(-1));
|
||||
|
||||
return SetResError(rv.error());
|
||||
return rv.error();
|
||||
}
|
||||
|
||||
uint16_t HOpenResFile(uint16_t trap)
|
||||
|
|
@ -1013,7 +1020,7 @@ namespace Native {
|
|||
|
||||
ToolReturn<2>(sp, rv.value_or(-1));
|
||||
|
||||
return SetResError(rv.error());
|
||||
return rv.error();
|
||||
}
|
||||
|
||||
uint16_t OpenRFPerm(uint16_t trap)
|
||||
|
|
@ -1035,7 +1042,7 @@ namespace Native {
|
|||
|
||||
ToolReturn<2>(sp, rv.value_or(-1));
|
||||
|
||||
return SetResError(rv.error());
|
||||
return rv.error();
|
||||
}
|
||||
|
||||
uint16_t FSpOpenResFile(void)
|
||||
|
|
@ -1067,7 +1074,7 @@ namespace Native {
|
|||
|
||||
ToolReturn<2>(sp, rv.value_or(-1));
|
||||
|
||||
return SetResError(rv.error());
|
||||
return rv.error();
|
||||
}
|
||||
|
||||
uint16_t CloseResFile(uint16_t trap)
|
||||
|
|
@ -1082,8 +1089,7 @@ namespace Native {
|
|||
// If the value of the refNum parameter is 0, it represents the System file and is ignored.
|
||||
// n.b. -- should close --all-- resources.
|
||||
|
||||
auto rv = Native::CloseResFile(refNum);
|
||||
return SetResError(rv.error());
|
||||
return Native::CloseResFile(refNum).error();
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1118,7 +1124,7 @@ namespace Native {
|
|||
auto rv = Native::Get1NamedResource(theType, sname);
|
||||
|
||||
ToolReturn<4>(sp, rv.value());
|
||||
return SetResError(rv.error());
|
||||
return rv.error();
|
||||
}
|
||||
|
||||
uint16_t GetNamedResource(uint16_t trap)
|
||||
|
|
@ -1139,7 +1145,7 @@ namespace Native {
|
|||
auto rv = Native::GetNamedResource(theType, sname);
|
||||
|
||||
ToolReturn<4>(sp, rv.value());
|
||||
return SetResError(rv.error());
|
||||
return rv.error();
|
||||
}
|
||||
|
||||
uint16_t GetResource(uint16_t trap)
|
||||
|
|
@ -1171,7 +1177,7 @@ namespace Native {
|
|||
auto rv = Native::GetResource(theType, theID);
|
||||
|
||||
ToolReturn<4>(sp, rv.value());
|
||||
return SetResError(rv.error());
|
||||
return rv.error();
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1204,7 +1210,7 @@ namespace Native {
|
|||
auto rv = Native::Get1Resource(theType, theID);
|
||||
|
||||
ToolReturn<4>(sp, rv.value());
|
||||
return SetResError(rv.error());
|
||||
return rv.error();
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1219,22 +1225,17 @@ namespace Native {
|
|||
Log("%04x ChangedResource(%08x)\n", trap, theResource);
|
||||
|
||||
|
||||
if (!theResource) return SetResError(resNotFound);
|
||||
return with_resource_handle(theResource, [](resource_file &rf, resource &r){
|
||||
|
||||
for (auto rf = head; rf; rf = rf->next) {
|
||||
for (auto &r : rf->resources) {
|
||||
if (r.handle == theResource) {
|
||||
if (rf->attr & mapReadOnly) return wPrErr; // ?
|
||||
if (r.attr & resProtected) return noErr;
|
||||
r.attr |= resChanged;
|
||||
rf->attr |= mapChanged;
|
||||
if (rf.attr & mapReadOnly) return wPrErr; // ?
|
||||
if (r.attr & resProtected) return noErr;
|
||||
r.attr |= resChanged;
|
||||
rf.attr |= mapChanged;
|
||||
|
||||
// inside macintosh says it also extends the file size.
|
||||
return noErr;
|
||||
}
|
||||
}
|
||||
}
|
||||
return SetResError(resNotFound);
|
||||
// inside macintosh says it also extends the file size.
|
||||
return noErr;
|
||||
|
||||
}).error();
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -1268,7 +1269,7 @@ namespace Native {
|
|||
|
||||
auto rv = Native::CreateResFile(sname);
|
||||
|
||||
return SetResError(rv.error());
|
||||
return rv.error();
|
||||
}
|
||||
|
||||
uint16_t HCreateResFile(uint16_t trap)
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user