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Integrate new result macros. (#1780)

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* result: try out some experimental shenanigans

* result: sketch out some more shenanigans

* result: see what it looks like to convert kernel to use result conds instead of guards

* make rest of kernel use experimental new macro-ing
This commit is contained in:
SciresM 2022-02-14 14:45:32 -08:00 • committed by GitHub
parent 375ba615be
commit 96f95b9f95
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GPG key ID: 4AEE18F83AFDEB23
109 changed files with 1355 additions and 1380 deletions
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32
libraries/libmesosphere/include/mesosphere/svc/kern_svc_k_user_pointer.hpp
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@ -56,12 +56,12 @@ namespace ams::kern::svc {
public:
static ALWAYS_INLINE Result CopyFromUserspace(void *dst, const void *src, size_t size) {
R_UNLESS(UserspaceAccess::CopyMemoryFromUser(dst, src, size), svc::ResultInvalidPointer());
return ResultSuccess();
R_SUCCEED();
}
static ALWAYS_INLINE Result CopyToUserspace(void *dst, const void *src, size_t size) {
R_UNLESS(UserspaceAccess::CopyMemoryToUser(dst, src, size), svc::ResultInvalidPointer());
return ResultSuccess();
R_SUCCEED();
}
};
@ -72,12 +72,12 @@ namespace ams::kern::svc {
public:
static ALWAYS_INLINE Result CopyFromUserspace(void *dst, const void *src, size_t size) {
R_UNLESS(UserspaceAccess::CopyMemoryFromUserAligned32Bit(dst, src, size), svc::ResultInvalidPointer());
return ResultSuccess();
R_SUCCEED();
}
static ALWAYS_INLINE Result CopyToUserspace(void *dst, const void *src, size_t size) {
R_UNLESS(UserspaceAccess::CopyMemoryToUserAligned32Bit(dst, src, size), svc::ResultInvalidPointer());
return ResultSuccess();
R_SUCCEED();
}
};
@ -88,12 +88,12 @@ namespace ams::kern::svc {
public:
static ALWAYS_INLINE Result CopyFromUserspace(void *dst, const void *src, size_t size) {
R_UNLESS(UserspaceAccess::CopyMemoryFromUserAligned64Bit(dst, src, size), svc::ResultInvalidPointer());
return ResultSuccess();
R_SUCCEED();
}
static ALWAYS_INLINE Result CopyToUserspace(void *dst, const void *src, size_t size) {
R_UNLESS(UserspaceAccess::CopyMemoryToUserAligned64Bit(dst, src, size), svc::ResultInvalidPointer());
return ResultSuccess();
R_SUCCEED();
}
};
@ -111,21 +111,21 @@ namespace ams::kern::svc {
CT *m_ptr;
private:
ALWAYS_INLINE Result CopyToImpl(void *p, size_t size) const {
return Traits::CopyFromUserspace(p, m_ptr, size);
R_RETURN(Traits::CopyFromUserspace(p, m_ptr, size));
}
ALWAYS_INLINE Result CopyFromImpl(const void *p, size_t size) const {
return Traits::CopyToUserspace(m_ptr, p, size);
R_RETURN(Traits::CopyToUserspace(m_ptr, p, size));
}
protected:
ALWAYS_INLINE Result CopyTo(T *p) const { return this->CopyToImpl(p, sizeof(*p)); }
ALWAYS_INLINE Result CopyFrom(const T *p) const { return this->CopyFromImpl(p, sizeof(*p)); }
ALWAYS_INLINE Result CopyTo(T *p) const { R_RETURN(this->CopyToImpl(p, sizeof(*p))); }
ALWAYS_INLINE Result CopyFrom(const T *p) const { R_RETURN(this->CopyFromImpl(p, sizeof(*p))); }
ALWAYS_INLINE Result CopyArrayElementTo(T *p, size_t index) const { return Traits::CopyFromUserspace(p, m_ptr + index, sizeof(*p)); }
ALWAYS_INLINE Result CopyArrayElementFrom(const T *p, size_t index) const { return Traits::CopyToUserspace(m_ptr + index, p, sizeof(*p)); }
ALWAYS_INLINE Result CopyArrayElementTo(T *p, size_t index) const { R_RETURN(Traits::CopyFromUserspace(p, m_ptr + index, sizeof(*p))); }
ALWAYS_INLINE Result CopyArrayElementFrom(const T *p, size_t index) const { R_RETURN(Traits::CopyToUserspace(m_ptr + index, p, sizeof(*p))); }
ALWAYS_INLINE Result CopyArrayTo(T *arr, size_t count) const { return this->CopyToImpl(arr, sizeof(*arr) * count); }
ALWAYS_INLINE Result CopyArrayFrom(const T *arr, size_t count) const { return this->CopyFromImpl(arr, sizeof(*arr) * count); }
ALWAYS_INLINE Result CopyArrayTo(T *arr, size_t count) const { R_RETURN(this->CopyToImpl(arr, sizeof(*arr) * count)); }
ALWAYS_INLINE Result CopyArrayFrom(const T *arr, size_t count) const { R_RETURN(this->CopyFromImpl(arr, sizeof(*arr) * count)); }
constexpr ALWAYS_INLINE bool IsNull() const { return m_ptr == nullptr; }
@ -145,11 +145,11 @@ namespace ams::kern::svc {
ALWAYS_INLINE Result CopyStringTo(char *dst, size_t size) const {
static_assert(sizeof(char) == 1);
R_UNLESS(UserspaceAccess::CopyStringFromUser(dst, m_ptr, size) > 0, svc::ResultInvalidPointer());
return ResultSuccess();
R_SUCCEED();
}
ALWAYS_INLINE Result CopyArrayElementTo(char *dst, size_t index) const {
return Traits::CopyFromUserspace(dst, m_ptr + index, sizeof(*dst));
R_RETURN(Traits::CopyFromUserspace(dst, m_ptr + index, sizeof(*dst)));
}
constexpr ALWAYS_INLINE bool IsNull() const { return m_ptr == nullptr; }