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This commit is contained in:
Markus F.X.J. Oberhumer
2025-12-10 10:15:51 +01:00
parent 8622e22be0
commit 190fd76583
12 changed files with 126 additions and 45 deletions
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src/util/util.h
+6 -7
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@@ -121,18 +121,17 @@ forceinline bool ptr_is_aligned(const void *p, size_t alignment) noexcept {
// ptrdiff_t with nullptr checks and asserted size; will throw on failure
// NOTE: returns size_in_bytes, not number of elements!
int ptr_diff_bytes(const void *a, const void *b) may_throw;
unsigned ptr_udiff_bytes(const void *a, const void *b) may_throw; // asserts a >= b
noinline int ptr_diff_bytes(const void *a, const void *b) may_throw;
noinline unsigned ptr_udiff_bytes(const void *a, const void *b) may_throw; // asserts a >= b
// short names "ptr_diff" and "ptr_udiff" for types with sizeof(X) == 1
template <class T, class U>
inline typename std::enable_if<sizeof(T) == 1 && sizeof(U) == 1, int>::type ptr_diff(const T *a,
const U *b)
may_throw {
forceinline typename std::enable_if<sizeof(T) == 1 && sizeof(U) == 1, int>::type
ptr_diff(const T *a, const U *b) may_throw {
return ptr_diff_bytes(a, b);
}
template <class T, class U>
inline typename std::enable_if<sizeof(T) == 1 && sizeof(U) == 1, unsigned>::type
forceinline typename std::enable_if<sizeof(T) == 1 && sizeof(U) == 1, unsigned>::type
ptr_udiff(const T *a, const U *b) may_throw {
return ptr_udiff_bytes(a, b);
}
@@ -229,7 +228,7 @@ bool maketempname(char *ofilename, size_t size, const char *ifilename, const cha
bool force = true);
bool makebakname(char *ofilename, size_t size, const char *ifilename, bool force = true);
bool is_envvar_true(const char *envvar, const char *alternate_name = nullptr) noexcept;
noinline bool is_envvar_true(const char *envvar, const char *alternate_name = nullptr) noexcept;
unsigned get_ratio(upx_uint64_t u_len, upx_uint64_t c_len);
bool set_method_name(char *buf, size_t size, int method, int level);