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refactor(cred): Move win impl to inline mod
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,111 +1,116 @@ | ||
| //! Cargo registry windows credential process. | ||
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| use cargo_credential::{Credential, Error}; | ||
| use std::ffi::OsStr; | ||
| use std::os::windows::ffi::OsStrExt; | ||
| mod win { | ||
| use cargo_credential::{Credential, Error}; | ||
| use std::ffi::OsStr; | ||
| use std::os::windows::ffi::OsStrExt; | ||
|
|
||
| use windows_sys::core::PWSTR; | ||
| use windows_sys::Win32::Foundation::ERROR_NOT_FOUND; | ||
| use windows_sys::Win32::Foundation::FILETIME; | ||
| use windows_sys::Win32::Foundation::TRUE; | ||
| use windows_sys::Win32::Security::Credentials::CredDeleteW; | ||
| use windows_sys::Win32::Security::Credentials::CredReadW; | ||
| use windows_sys::Win32::Security::Credentials::CredWriteW; | ||
| use windows_sys::Win32::Security::Credentials::CREDENTIALW; | ||
| use windows_sys::Win32::Security::Credentials::CRED_PERSIST_LOCAL_MACHINE; | ||
| use windows_sys::Win32::Security::Credentials::CRED_TYPE_GENERIC; | ||
| use windows_sys::core::PWSTR; | ||
| use windows_sys::Win32::Foundation::ERROR_NOT_FOUND; | ||
| use windows_sys::Win32::Foundation::FILETIME; | ||
| use windows_sys::Win32::Foundation::TRUE; | ||
| use windows_sys::Win32::Security::Credentials::CredDeleteW; | ||
| use windows_sys::Win32::Security::Credentials::CredReadW; | ||
| use windows_sys::Win32::Security::Credentials::CredWriteW; | ||
| use windows_sys::Win32::Security::Credentials::CREDENTIALW; | ||
| use windows_sys::Win32::Security::Credentials::CRED_PERSIST_LOCAL_MACHINE; | ||
| use windows_sys::Win32::Security::Credentials::CRED_TYPE_GENERIC; | ||
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| struct WindowsCredential; | ||
| pub(crate) struct WindowsCredential; | ||
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| /// Converts a string to a nul-terminated wide UTF-16 byte sequence. | ||
| fn wstr(s: &str) -> Vec<u16> { | ||
| let mut wide: Vec<u16> = OsStr::new(s).encode_wide().collect(); | ||
| if wide.iter().any(|b| *b == 0) { | ||
| panic!("nul byte in wide string"); | ||
| /// Converts a string to a nul-terminated wide UTF-16 byte sequence. | ||
| fn wstr(s: &str) -> Vec<u16> { | ||
| let mut wide: Vec<u16> = OsStr::new(s).encode_wide().collect(); | ||
| if wide.iter().any(|b| *b == 0) { | ||
| panic!("nul byte in wide string"); | ||
| } | ||
| wide.push(0); | ||
| wide | ||
| } | ||
| wide.push(0); | ||
| wide | ||
| } | ||
|
|
||
| fn target_name(registry_name: &str) -> Vec<u16> { | ||
| wstr(&format!("cargo-registry:{}", registry_name)) | ||
| } | ||
|
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| impl Credential for WindowsCredential { | ||
| fn name(&self) -> &'static str { | ||
| env!("CARGO_PKG_NAME") | ||
| fn target_name(registry_name: &str) -> Vec<u16> { | ||
| wstr(&format!("cargo-registry:{}", registry_name)) | ||
| } | ||
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||
| fn get(&self, index_url: &str) -> Result<String, Error> { | ||
| let target_name = target_name(index_url); | ||
| let p_credential: *mut CREDENTIALW = std::ptr::null_mut() as *mut _; | ||
| unsafe { | ||
| if CredReadW( | ||
| target_name.as_ptr(), | ||
| CRED_TYPE_GENERIC, | ||
| 0, | ||
| p_credential as *mut _ as *mut _, | ||
| ) != TRUE | ||
| { | ||
| return Err( | ||
| format!("failed to fetch token: {}", std::io::Error::last_os_error()).into(), | ||
| impl Credential for WindowsCredential { | ||
| fn name(&self) -> &'static str { | ||
| env!("CARGO_PKG_NAME") | ||
| } | ||
|
|
||
| fn get(&self, index_url: &str) -> Result<String, Error> { | ||
| let target_name = target_name(index_url); | ||
| let p_credential: *mut CREDENTIALW = std::ptr::null_mut() as *mut _; | ||
| unsafe { | ||
| if CredReadW( | ||
| target_name.as_ptr(), | ||
| CRED_TYPE_GENERIC, | ||
| 0, | ||
| p_credential as *mut _ as *mut _, | ||
| ) != TRUE | ||
| { | ||
| return Err(format!( | ||
| "failed to fetch token: {}", | ||
| std::io::Error::last_os_error() | ||
| ) | ||
| .into()); | ||
| } | ||
| let bytes = std::slice::from_raw_parts( | ||
| (*p_credential).CredentialBlob, | ||
| (*p_credential).CredentialBlobSize as usize, | ||
| ); | ||
| String::from_utf8(bytes.to_vec()) | ||
| .map_err(|_| "failed to convert token to UTF8".into()) | ||
| } | ||
| let bytes = std::slice::from_raw_parts( | ||
| (*p_credential).CredentialBlob, | ||
| (*p_credential).CredentialBlobSize as usize, | ||
| ); | ||
| String::from_utf8(bytes.to_vec()).map_err(|_| "failed to convert token to UTF8".into()) | ||
| } | ||
| } | ||
|
|
||
| fn store(&self, index_url: &str, token: &str, name: Option<&str>) -> Result<(), Error> { | ||
| let token = token.as_bytes(); | ||
| let target_name = target_name(index_url); | ||
| let comment = match name { | ||
| Some(name) => wstr(&format!("Cargo registry token for {}", name)), | ||
| None => wstr("Cargo registry token"), | ||
| }; | ||
| let mut credential = CREDENTIALW { | ||
| Flags: 0, | ||
| Type: CRED_TYPE_GENERIC, | ||
| TargetName: target_name.as_ptr() as PWSTR, | ||
| Comment: comment.as_ptr() as PWSTR, | ||
| LastWritten: FILETIME { | ||
| dwLowDateTime: 0, | ||
| dwHighDateTime: 0, | ||
| }, | ||
| CredentialBlobSize: token.len() as u32, | ||
| CredentialBlob: token.as_ptr() as *mut u8, | ||
| Persist: CRED_PERSIST_LOCAL_MACHINE, | ||
| AttributeCount: 0, | ||
| Attributes: std::ptr::null_mut(), | ||
| TargetAlias: std::ptr::null_mut(), | ||
| UserName: std::ptr::null_mut(), | ||
| }; | ||
| let result = unsafe { CredWriteW(&mut credential, 0) }; | ||
| if result != TRUE { | ||
| let err = std::io::Error::last_os_error(); | ||
| return Err(format!("failed to store token: {}", err).into()); | ||
| fn store(&self, index_url: &str, token: &str, name: Option<&str>) -> Result<(), Error> { | ||
| let token = token.as_bytes(); | ||
| let target_name = target_name(index_url); | ||
| let comment = match name { | ||
| Some(name) => wstr(&format!("Cargo registry token for {}", name)), | ||
| None => wstr("Cargo registry token"), | ||
| }; | ||
| let mut credential = CREDENTIALW { | ||
| Flags: 0, | ||
| Type: CRED_TYPE_GENERIC, | ||
| TargetName: target_name.as_ptr() as PWSTR, | ||
| Comment: comment.as_ptr() as PWSTR, | ||
| LastWritten: FILETIME { | ||
| dwLowDateTime: 0, | ||
| dwHighDateTime: 0, | ||
| }, | ||
| CredentialBlobSize: token.len() as u32, | ||
| CredentialBlob: token.as_ptr() as *mut u8, | ||
| Persist: CRED_PERSIST_LOCAL_MACHINE, | ||
| AttributeCount: 0, | ||
| Attributes: std::ptr::null_mut(), | ||
| TargetAlias: std::ptr::null_mut(), | ||
| UserName: std::ptr::null_mut(), | ||
| }; | ||
| let result = unsafe { CredWriteW(&mut credential, 0) }; | ||
| if result != TRUE { | ||
| let err = std::io::Error::last_os_error(); | ||
| return Err(format!("failed to store token: {}", err).into()); | ||
| } | ||
| Ok(()) | ||
| } | ||
| Ok(()) | ||
| } | ||
|
|
||
| fn erase(&self, index_url: &str) -> Result<(), Error> { | ||
| let target_name = target_name(index_url); | ||
| let result = unsafe { CredDeleteW(target_name.as_ptr(), CRED_TYPE_GENERIC, 0) }; | ||
| if result != TRUE { | ||
| let err = std::io::Error::last_os_error(); | ||
| if err.raw_os_error() == Some(ERROR_NOT_FOUND as i32) { | ||
| eprintln!("not currently logged in to `{}`", index_url); | ||
| return Ok(()); | ||
| fn erase(&self, index_url: &str) -> Result<(), Error> { | ||
| let target_name = target_name(index_url); | ||
| let result = unsafe { CredDeleteW(target_name.as_ptr(), CRED_TYPE_GENERIC, 0) }; | ||
| if result != TRUE { | ||
| let err = std::io::Error::last_os_error(); | ||
| if err.raw_os_error() == Some(ERROR_NOT_FOUND as i32) { | ||
| eprintln!("not currently logged in to `{}`", index_url); | ||
| return Ok(()); | ||
| } | ||
| return Err(format!("failed to remove token: {}", err).into()); | ||
| } | ||
| return Err(format!("failed to remove token: {}", err).into()); | ||
| Ok(()) | ||
| } | ||
| Ok(()) | ||
| } | ||
| } | ||
|
|
||
| fn main() { | ||
| cargo_credential::main(WindowsCredential); | ||
| cargo_credential::main(win::WindowsCredential); | ||
| } |