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fix: 修复一个解析dos_magic时只读取一个字节的bug

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This commit is contained in:
381848900@qq.com 2024-12-19 14:43:23 +08:00
parent ba627058f0
commit 0bbe0c4210
1 changed files with 6 additions and 2 deletions
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8
src/memory_pe.rs
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@ -75,7 +75,9 @@ impl AsRef<[u8]> for MemoryPE{
pub fn parse_pe_from_memory(buf: *const u8) -> Result<MemoryPE, PEParseError> { pub fn parse_pe_from_memory(buf: *const u8) -> Result<MemoryPE, PEParseError> {
// 1. 检查是否为PE文件 // 1. 检查是否为PE文件
// 取出头两个字节 // 取出头两个字节
let dos_magic = unsafe { *buf as u16 }; let dos_magic = unsafe {
*(buf as *const u16)
};
if dos_magic != 0x5A4D { // 小尾 if dos_magic != 0x5A4D { // 小尾
return Err(PEParseError::InvalidDOSMagic); return Err(PEParseError::InvalidDOSMagic);
} }
@ -103,7 +105,9 @@ pub fn parse_pe_from_memory(buf: *const u8) -> Result<MemoryPE, PEParseError> {
pub fn parse_pe_from_memory_mut(buf: *mut u8) -> Result<MemoryPEMut, PEParseError> { pub fn parse_pe_from_memory_mut(buf: *mut u8) -> Result<MemoryPEMut, PEParseError> {
// 1. 检查是否为PE文件 // 1. 检查是否为PE文件
// 取出头两个字节 // 取出头两个字节
let dos_magic = unsafe { *buf as u16 }; let dos_magic = unsafe {
*(buf as *const u16)
};
if dos_magic != 0x5A4D { // 小尾 if dos_magic != 0x5A4D { // 小尾
return Err(PEParseError::InvalidDOSMagic); return Err(PEParseError::InvalidDOSMagic);
} }