Mercurial > minori
diff dep/animone/src/fd/netbsd.cc @ 338:f63dfa309380
dep/animone: separate *BSD into separate files
they are wholly different operating systems with very different
kernels on the inside
author | Paper <paper@paper.us.eu.org> |
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date | Wed, 19 Jun 2024 13:06:10 -0400 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dep/animone/src/fd/netbsd.cc Wed Jun 19 13:06:10 2024 -0400 @@ -0,0 +1,77 @@ +/* + * fd/netbsd.cc: support for NetBSD + * + * as with OpenBSD, completely untested + */ +#include "animone/fd/bsd.h" +#include "animone.h" +#include "animone/fd.h" + +#include <sys/file.h> +#include <sys/filedesc.h> +#include <sys/param.h> +#include <sys/queue.h> +#include <sys/sysctl.h> +#include <sys/types.h> +#include <sys/user.h> +#include <sys/vnode.h> + +#include <string> + +namespace animone::internal::netbsd { + +static std::string Basename(const std::string& name) { + size_t s = name.find_last_of('/'); + + if (s == std::string::npos) + return name; + + return name.substr(s, name.size()); +} + +bool GetProcessName(pid_t pid, std::string& name) { + static const int mib[] = {CTL_KERN, KERN_PROC, KERN_PROC_PID, pid}; + + struct kinfo_proc result; + + size_t length = 1; + if (sysctl((int*)mib, (sizeof(mib) / sizeof(*mib)) - 1, &result, &length, NULL, 0) == -1) + return false; + + name = Basename(result.ki_comm); + + return true; +} + +bool EnumerateOpenProcesses(process_proc_t process_proc) { + static const int mib[] = {CTL_KERN, KERN_PROC, KERN_PROC_ALL, 0}; + size_t length = 0; + + sysctl((int*)mib, (sizeof(mib) / sizeof(*mib)) - 1, NULL, &length, NULL, 0); + + std::unique_ptr<struct kinfo_proc[]> result; + result.reset(new struct kinfo_proc[length]); + + if (!result.get()) + return false; + + /* actually get our results */ + if (sysctl((const int*)mib, (sizeof(mib) / sizeof(*mib)) - 1, result.get(), &length, NULL, 0) == ENOMEM) + return false; + + if (length < sizeof(struct kinfo_proc)) + return false; + + for (int i = 0; i < length / sizeof(result[0]); i++) + if (!process_proc({.platform = ExecutablePlatform::Posix, .pid = result[i].ki_pid, .comm = result[i].ki_comm})) + return false; + + return true; +} + +bool EnumerateOpenFiles(const std::set<pid_t>& pids, open_file_proc_t open_file_proc) { + /* I don't think NetBSD actually provides a real API for this. */ + return false; +} + +} // namespace animone::internal::netbsd