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c_str_to_bytes -> CStr::from_ptr

This commit is contained in:
Michael Gehring 2015-02-22 13:58:57 +01:00
parent eb6594cc91
commit a5547507af
8 changed files with 39 additions and 39 deletions

View file

@ -16,7 +16,7 @@ extern crate libc;
use getopts::{optflag, optopt, getopts, usage};
use c_types::{get_pw_from_args, get_group};
use libc::funcs::posix88::unistd::{execvp, setuid, setgid};
use std::ffi::{c_str_to_bytes, CString};
use std::ffi::{CStr, CString};
use std::old_io::fs::PathExtensions;
use std::iter::FromIterator;
@ -196,7 +196,7 @@ fn set_user(user: &str) {
fn strerror(errno: i32) -> String {
unsafe {
let err = libc::funcs::c95::string::strerror(errno) as *const libc::c_char;
let bytes= c_str_to_bytes(&err);
let bytes= CStr::from_ptr(err).to_bytes();
String::from_utf8_lossy(bytes).to_string()
}
}

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@ -15,7 +15,7 @@ use self::libc::int32_t;
use self::libc::funcs::posix88::unistd::getgroups;
use std::ffi::{c_str_to_bytes, CString};
use std::ffi::{CStr, CString};
use std::iter::repeat;
use std::vec::Vec;
@ -231,7 +231,7 @@ pub fn group(possible_pw: Option<c_passwd>, nflag: bool) {
if !group.is_null() {
let name = unsafe {
let gname = read(group).gr_name;
let bytes= c_str_to_bytes(&gname);
let bytes= CStr::from_ptr(gname).to_bytes();
String::from_utf8_lossy(bytes).to_string()
};
print!("{} ", name);

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@ -18,7 +18,7 @@
extern crate getopts;
extern crate libc;
use std::ffi::c_str_to_bytes;
use std::ffi::CStr;
use std::ptr::read;
use libc::{
uid_t,
@ -139,7 +139,7 @@ pub fn uumain(args: Vec<String>) -> i32 {
let gr = unsafe { getgrgid(id) };
if nflag && !gr.is_null() {
let gr_name = unsafe { String::from_utf8_lossy(c_str_to_bytes(&read(gr).gr_name)).to_string() };
let gr_name = unsafe { String::from_utf8_lossy(CStr::from_ptr(read(gr).gr_name).to_bytes()).to_string() };
println!("{}", gr_name);
} else {
println!("{}", id);
@ -159,7 +159,7 @@ pub fn uumain(args: Vec<String>) -> i32 {
let pw = unsafe { getpwuid(id) };
if nflag && !pw.is_null() {
let pw_name = unsafe {
String::from_utf8_lossy(c_str_to_bytes(&read(pw).pw_name)).to_string()
String::from_utf8_lossy(CStr::from_ptr(read(pw).pw_name).to_bytes()).to_string()
};
println!("{}", pw_name);
} else {
@ -197,16 +197,16 @@ fn pretty(possible_pw: Option<c_passwd>) {
if possible_pw.is_some() {
let pw = possible_pw.unwrap();
let pw_name = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_name)).to_string() };
let pw_name = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_name).to_bytes()).to_string() };
print!("uid\t{}\ngroups\t", pw_name);
group(possible_pw, true);
} else {
let login = unsafe { String::from_utf8_lossy(c_str_to_bytes(&(getlogin() as *const i8))).to_string() };
let login = unsafe { String::from_utf8_lossy(CStr::from_ptr((getlogin() as *const i8)).to_bytes()).to_string() };
let rid = unsafe { getuid() };
let pw = unsafe { getpwuid(rid) };
let is_same_user = unsafe {
String::from_utf8_lossy(c_str_to_bytes(&read(pw).pw_name)).to_string() == login
String::from_utf8_lossy(CStr::from_ptr(read(pw).pw_name).to_bytes()).to_string() == login
};
if pw.is_null() || is_same_user {
@ -216,7 +216,7 @@ fn pretty(possible_pw: Option<c_passwd>) {
if !pw.is_null() {
println!(
"uid\t{}",
unsafe { String::from_utf8_lossy(c_str_to_bytes(&read(pw).pw_name)).to_string() })
unsafe { String::from_utf8_lossy(CStr::from_ptr(read(pw).pw_name).to_bytes()).to_string() })
} else {
println!("uid\t{}\n", rid);
}
@ -227,7 +227,7 @@ fn pretty(possible_pw: Option<c_passwd>) {
if !pw.is_null() {
println!(
"euid\t{}",
unsafe { String::from_utf8_lossy(c_str_to_bytes(&read(pw).pw_name)).to_string() });
unsafe { String::from_utf8_lossy(CStr::from_ptr(read(pw).pw_name).to_bytes()).to_string() });
} else {
println!("euid\t{}", eid);
}
@ -240,7 +240,7 @@ fn pretty(possible_pw: Option<c_passwd>) {
if !gr.is_null() {
println!(
"rgid\t{}",
unsafe { String::from_utf8_lossy(c_str_to_bytes(&read(gr).gr_name)).to_string() });
unsafe { String::from_utf8_lossy(CStr::from_ptr(read(gr).gr_name).to_bytes()).to_string() });
} else {
println!("rgid\t{}", rid);
}
@ -259,12 +259,12 @@ fn pline(possible_pw: Option<c_passwd>) {
possible_pw.unwrap()
};
let pw_name = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_name )).to_string()};
let pw_passwd = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_passwd)).to_string()};
let pw_class = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_class )).to_string()};
let pw_gecos = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_gecos )).to_string()};
let pw_dir = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_dir )).to_string()};
let pw_shell = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_shell )).to_string()};
let pw_name = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_name ).to_bytes()).to_string()};
let pw_passwd = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_passwd).to_bytes()).to_string()};
let pw_class = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_class ).to_bytes()).to_string()};
let pw_gecos = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_gecos ).to_bytes()).to_string()};
let pw_dir = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_dir ).to_bytes()).to_string()};
let pw_shell = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_shell ).to_bytes()).to_string()};
println!(
"{}:{}:{}:{}:{}:{}:{}:{}:{}:{}",
@ -288,11 +288,11 @@ fn pline(possible_pw: Option<c_passwd>) {
possible_pw.unwrap()
};
let pw_name = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_name )).to_string()};
let pw_passwd = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_passwd)).to_string()};
let pw_gecos = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_gecos )).to_string()};
let pw_dir = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_dir )).to_string()};
let pw_shell = unsafe { String::from_utf8_lossy(c_str_to_bytes(&pw.pw_shell )).to_string()};
let pw_name = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_name ).to_bytes()).to_string()};
let pw_passwd = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_passwd).to_bytes()).to_string()};
let pw_gecos = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_gecos ).to_bytes()).to_string()};
let pw_dir = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_dir ).to_bytes()).to_string()};
let pw_shell = unsafe { String::from_utf8_lossy(CStr::from_ptr(pw.pw_shell ).to_bytes()).to_string()};
println!(
"{}:{}:{}:{}:{}:{}:{}",
@ -352,7 +352,7 @@ fn id_print(possible_pw: Option<c_passwd>,
print!(
"uid={}({})",
uid,
unsafe { String::from_utf8_lossy(c_str_to_bytes(&possible_pw.unwrap().pw_name)).to_string() });
unsafe { String::from_utf8_lossy(CStr::from_ptr(possible_pw.unwrap().pw_name).to_bytes()).to_string() });
} else {
print!("uid={}", unsafe { getuid() });
}
@ -362,7 +362,7 @@ fn id_print(possible_pw: Option<c_passwd>,
if !gr.is_null() {
print!(
"({})",
unsafe { String::from_utf8_lossy(c_str_to_bytes(&read(gr).gr_name)).to_string() });
unsafe { String::from_utf8_lossy(CStr::from_ptr(read(gr).gr_name).to_bytes()).to_string() });
}
let euid = unsafe { geteuid() };
@ -372,7 +372,7 @@ fn id_print(possible_pw: Option<c_passwd>,
if !pw.is_null() {
print!(
"({})",
unsafe { String::from_utf8_lossy(c_str_to_bytes(&read(pw).pw_name)).to_string() });
unsafe { String::from_utf8_lossy(CStr::from_ptr(read(pw).pw_name).to_bytes()).to_string() });
}
}
@ -382,7 +382,7 @@ fn id_print(possible_pw: Option<c_passwd>,
unsafe {
let grp = getgrgid(egid);
if !grp.is_null() {
print!("({})", String::from_utf8_lossy(c_str_to_bytes(&read(grp).gr_name)).to_string());
print!("({})", String::from_utf8_lossy(CStr::from_ptr(read(grp).gr_name).to_bytes()).to_string());
}
}
}
@ -397,7 +397,7 @@ fn id_print(possible_pw: Option<c_passwd>,
let group = unsafe { getgrgid(gr) };
if !group.is_null() {
let name = unsafe {
String::from_utf8_lossy(c_str_to_bytes(&read(group).gr_name)).to_string()
String::from_utf8_lossy(CStr::from_ptr(read(group).gr_name).to_bytes()).to_string()
};
print!("({})", name);
}

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@ -17,7 +17,7 @@
extern crate getopts;
extern crate libc;
use std::ffi::c_str_to_bytes;
use std::ffi::CStr;
use std::old_io::print;
use libc::c_char;
@ -34,7 +34,7 @@ fn get_userlogin() -> Option<String> {
if login.is_null() {
None
} else {
Some(String::from_utf8_lossy(c_str_to_bytes(&login)).to_string())
Some(String::from_utf8_lossy(CStr::from_ptr(login).to_bytes()).to_string())
}
}
}

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@ -17,7 +17,7 @@
extern crate getopts;
extern crate libc;
use std::ffi::c_str_to_bytes;
use std::ffi::CStr;
use std::old_io::println;
use std::old_io::stdio::stderr;
use getopts::{optflag,getopts};
@ -52,7 +52,7 @@ pub fn uumain(args: Vec<String>) -> i32 {
let tty = unsafe {
let ptr = ttyname(libc::STDIN_FILENO);
if !ptr.is_null() {
String::from_utf8_lossy(c_str_to_bytes(&ptr)).to_string()
String::from_utf8_lossy(CStr::from_ptr(ptr).to_bytes()).to_string()
} else {
"".to_string()
}

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@ -17,7 +17,7 @@
extern crate getopts;
extern crate libc;
use std::ffi::c_str_to_bytes;
use std::ffi::CStr;
use std::mem::uninitialized;
use std::old_io::print;
use c_types::utsname;
@ -38,7 +38,7 @@ extern {
}
unsafe fn string_from_c_str(ptr: *const i8) -> String {
String::from_utf8_lossy(c_str_to_bytes(&ptr)).to_string()
String::from_utf8_lossy(CStr::from_ptr(ptr).to_bytes()).to_string()
}
unsafe fn getuname() -> utsrust {

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@ -18,7 +18,7 @@
extern crate getopts;
extern crate libc;
use std::ffi::{CString, c_str_to_bytes};
use std::ffi::{CStr, CString};
use std::old_io::print;
use std::mem;
use std::ptr;
@ -107,7 +107,7 @@ fn exec(filename: &str) {
}
if (*line).ut_type == USER_PROCESS {
let user = String::from_utf8_lossy(c_str_to_bytes(mem::transmute(&(*line).ut_user))).to_string();
let user = String::from_utf8_lossy(CStr::from_ptr(mem::transmute(&(*line).ut_user)).to_bytes()).to_string();
users.push(user);
}
}

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@ -36,7 +36,7 @@ mod platform {
let passwd: *const c_passwd = getpwuid(geteuid());
let pw_name: *const libc::c_char = (*passwd).pw_name;
String::from_utf8_lossy(::std::ffi::c_str_to_bytes(&pw_name)).to_string()
String::from_utf8_lossy(::std::ffi::CStr::from_ptr(pw_name).to_bytes()).to_string()
}
}
@ -55,7 +55,7 @@ mod platform {
if !GetUserNameA(buffer.as_mut_ptr(), &mut (buffer.len() as libc::uint32_t)) == 0 {
crash!(1, "username is too long");
}
String::from_utf8_lossy(::std::ffi::c_str_to_bytes(&buffer.as_ptr())).to_string()
String::from_utf8_lossy(::std::ffi::CStr::from_ptr(buffer.as_ptr()).to_bytes()).to_string()
}
}