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Everything needed to run simple Rust programs (#40)

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* Everything needed to run simple Rust programs

* Add IsDBCSLeadByte implementation

* Address PR comments
This commit is contained in:
Luke Street
2023-09-09 23:07:23 -04:00
committed by GitHub
parent 6e18120410
commit 94b44fd697
18 changed files with 1106 additions and 151 deletions
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6
loader.cpp
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@@ -188,22 +188,24 @@ bool wibo::Executable::loadPE(FILE *file) {
uint32_t *lookupTable = fromRVA(dir->importLookupTable);
uint32_t *addressTable = fromRVA(dir->importAddressTable);
HMODULE module = loadModule(dllName);
while (*lookupTable) {
uint32_t lookup = *lookupTable;
if (lookup & 0x80000000) {
// Import by ordinal
uint16_t ordinal = lookup & 0xFFFF;
DEBUG_LOG(" Ordinal: %d\n", ordinal);
*addressTable = (uint32_t) resolveFuncByOrdinal(dllName, ordinal);
*addressTable = reinterpret_cast<uintptr_t>(resolveFuncByOrdinal(module, ordinal));
} else {
// Import by name
PEHintNameTableEntry *hintName = fromRVA<PEHintNameTableEntry>(lookup);
DEBUG_LOG(" Name: %s\n", hintName->name);
*addressTable = (uint32_t) resolveFuncByName(dllName, hintName->name);
*addressTable = reinterpret_cast<uintptr_t>(resolveFuncByName(module, hintName->name));
}
++lookupTable;
++addressTable;
}
freeModule(module);
++dir;
}