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get_te64_32() fetches 64 bits, checks and returns 32

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modified:   packer.h
This commit is contained in:
John Reiser
2024-12-03 10:28:01 -08:00
parent d14901548a
commit f7f08be312
1 changed files with 8 additions and 7 deletions
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src/packer.h
+8 -7
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@@ -260,6 +260,7 @@ protected:
// permissive version using "void *" // permissive version using "void *"
inline unsigned get_te16(const void *p) const noexcept { return bele->get16(p); } inline unsigned get_te16(const void *p) const noexcept { return bele->get16(p); }
inline unsigned get_te32(const void *p) const noexcept { return bele->get32(p); } inline unsigned get_te32(const void *p) const noexcept { return bele->get32(p); }
inline unsigned get_te64_32(const void *p) const { return (unsigned) bele->get64(p); }
inline upx_uint64_t get_te64(const void *p) const noexcept { return bele->get64(p); } inline upx_uint64_t get_te64(const void *p) const noexcept { return bele->get64(p); }
inline void set_te16(void *p, unsigned v) noexcept { bele->set16(p, v); } inline void set_te16(void *p, unsigned v) noexcept { bele->set16(p, v); }
inline void set_te32(void *p, unsigned v) noexcept { bele->set32(p, v); } inline void set_te32(void *p, unsigned v) noexcept { bele->set32(p, v); }
@@ -292,6 +293,13 @@ protected:
return bele->get32(p); return bele->get32(p);
} }
template <class T, class = enable_if_te64<T> > template <class T, class = enable_if_te64<T> >
inline unsigned get_te64_32(const T *p) const {
upx_uint64_t val = get_te64(p);
if (val >> 32)
throwCantPack("64-bit value too big %#llx", val);
return (unsigned) val;
}
template <class T, class = enable_if_te64<T> >
inline upx_uint64_t get_te64(const T *p) const noexcept { inline upx_uint64_t get_te64(const T *p) const noexcept {
return bele->get64(p); return bele->get64(p);
} }
@@ -309,13 +317,6 @@ protected:
bele->set64(p, v); bele->set64(p, v);
} }
#endif #endif
template <class T, class = enable_if_te64<T> >
inline upx_uint64_t get_te64_32(const T *p) const {
upx_uint64_t val = get_te64(p);
if (val >> 32)
throwCantPack("64-bit value too big %#llx", val);
return (unsigned) val;
}
protected: protected:
const N_BELE_RTP::AbstractPolicy *bele = nullptr; // TE - Target Endianness const N_BELE_RTP::AbstractPolicy *bele = nullptr; // TE - Target Endianness