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Kernel: Pass characters+length to readlink()

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Note that I'm developing some helper types in the Syscall namespace as
I go here. Once I settle on some nice types, I will convert all the
other syscalls to use them as well.
This commit is contained in:
Andreas Kling 2020-01-10 20:13:23 +01:00
parent 5c3c2a9bac
commit 0695ff8282
4 changed files with 37 additions and 12 deletions
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4
Kernel/Process.h
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@ -151,7 +151,7 @@ public:
int sys$clock_nanosleep(const Syscall::SC_clock_nanosleep_params*);
int sys$gethostname(char*, ssize_t);
int sys$uname(utsname*);
int sys$readlink(const char*, char*, ssize_t);
int sys$readlink(const Syscall::SC_readlink_params*);
int sys$ttyname_r(int fd, char*, ssize_t);
int sys$ptsname_r(int fd, char*, ssize_t);
pid_t sys$fork(RegisterDump&);
@ -260,6 +260,8 @@ public:
bool validate_read_typed(T* value, size_t count = 1) { return validate_read(value, sizeof(T) * count); }
template<typename T>
bool validate_write_typed(T* value, size_t count = 1) { return validate_write(value, sizeof(T) * count); }
template<typename DataType, typename SizeType>
bool validate(const Syscall::MutableBufferArgument<DataType, SizeType>&);
Custody& current_directory();
Custody* executable() { return m_executable.ptr(); }