aboutsummaryrefslogtreecommitdiff
path: root/source/Host/netbsd/Host.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'source/Host/netbsd/Host.cpp')
-rw-r--r--source/Host/netbsd/Host.cpp393
1 files changed, 187 insertions, 206 deletions
diff --git a/source/Host/netbsd/Host.cpp b/source/Host/netbsd/Host.cpp
index 874285072049..717af9b20aeb 100644
--- a/source/Host/netbsd/Host.cpp
+++ b/source/Host/netbsd/Host.cpp
@@ -1,4 +1,5 @@
-//===-- source/Host/netbsd/Host.cpp ------------------------------*- C++ -*-===//
+//===-- source/Host/netbsd/Host.cpp ------------------------------*- C++
+//-*-===//
//
// The LLVM Compiler Infrastructure
//
@@ -8,35 +9,35 @@
//===----------------------------------------------------------------------===//
// C Includes
-#include <stdio.h>
#include <dlfcn.h>
#include <execinfo.h>
+#include <stdio.h>
+#include <sys/proc.h>
+#include <sys/sysctl.h>
#include <sys/types.h>
#include <sys/user.h>
-#include <sys/sysctl.h>
-#include <sys/proc.h>
#include <limits.h>
-#include <sys/ptrace.h>
-#include <sys/exec.h>
#include <elf.h>
#include <kvm.h>
+#include <sys/exec.h>
+#include <sys/ptrace.h>
// C++ Includes
// Other libraries and framework includes
// Project includes
+#include "lldb/Core/DataExtractor.h"
#include "lldb/Core/Error.h"
-#include "lldb/Host/Endian.h"
-#include "lldb/Host/Host.h"
-#include "lldb/Host/HostInfo.h"
+#include "lldb/Core/Log.h"
#include "lldb/Core/Module.h"
-#include "lldb/Core/DataExtractor.h"
#include "lldb/Core/StreamFile.h"
#include "lldb/Core/StreamString.h"
-#include "lldb/Core/Log.h"
-#include "lldb/Target/Process.h"
+#include "lldb/Host/Endian.h"
+#include "lldb/Host/Host.h"
+#include "lldb/Host/HostInfo.h"
#include "lldb/Target/Platform.h"
+#include "lldb/Target/Process.h"
#include "lldb/Core/DataBufferHeap.h"
#include "lldb/Core/DataExtractor.h"
@@ -46,242 +47,222 @@
#include "llvm/Support/Host.h"
extern "C" {
- extern char **environ;
+extern char **environ;
}
using namespace lldb;
using namespace lldb_private;
-size_t
-Host::GetEnvironment (StringList &env)
-{
- char *v;
- char **var = environ;
- for (; var != NULL && *var != NULL; ++var)
- {
- v = ::strchr(*var, (int)'-');
- if (v == NULL)
- continue;
- env.AppendString(v);
- }
- return env.GetSize();
+size_t Host::GetEnvironment(StringList &env) {
+ char *v;
+ char **var = environ;
+ for (; var != NULL && *var != NULL; ++var) {
+ v = ::strchr(*var, (int)'-');
+ if (v == NULL)
+ continue;
+ env.AppendString(v);
+ }
+ return env.GetSize();
}
-static bool
-GetNetBSDProcessArgs (const ProcessInstanceInfoMatch *match_info_ptr,
- ProcessInstanceInfo &process_info)
-{
- if (!process_info.ProcessIDIsValid())
- return false;
+static bool GetNetBSDProcessArgs(const ProcessInstanceInfoMatch *match_info_ptr,
+ ProcessInstanceInfo &process_info) {
+ if (!process_info.ProcessIDIsValid())
+ return false;
+
+ int pid = process_info.GetProcessID();
- int pid = process_info.GetProcessID();
+ int mib[4] = {CTL_KERN, KERN_PROC_ARGS, pid, KERN_PROC_ARGV};
- int mib[4] = { CTL_KERN, KERN_PROC_ARGS, pid, KERN_PROC_ARGV };
+ char arg_data[8192];
+ size_t arg_data_size = sizeof(arg_data);
+ if (::sysctl(mib, 4, arg_data, &arg_data_size, NULL, 0) != 0)
+ return false;
- char arg_data[8192];
- size_t arg_data_size = sizeof(arg_data);
- if (::sysctl (mib, 4, arg_data, &arg_data_size , NULL, 0) != 0)
- return false;
+ DataExtractor data(arg_data, arg_data_size, endian::InlHostByteOrder(),
+ sizeof(void *));
+ lldb::offset_t offset = 0;
+ const char *cstr;
- DataExtractor data (arg_data, arg_data_size, endian::InlHostByteOrder(), sizeof(void *));
- lldb::offset_t offset = 0;
- const char *cstr;
+ cstr = data.GetCStr(&offset);
+ if (!cstr)
+ return false;
- cstr = data.GetCStr (&offset);
- if (!cstr)
- return false;
-
- process_info.GetExecutableFile().SetFile(cstr, false);
-
- if (!(match_info_ptr == NULL ||
- NameMatches (process_info.GetExecutableFile().GetFilename().GetCString(),
- match_info_ptr->GetNameMatchType(),
- match_info_ptr->GetProcessInfo().GetName())))
- return false;
-
- Args &proc_args = process_info.GetArguments();
- while (1)
- {
- const uint8_t *p = data.PeekData(offset, 1);
- while ((p != NULL) && (*p == '\0') && offset < arg_data_size)
- {
- ++offset;
- p = data.PeekData(offset, 1);
- }
- if (p == NULL || offset >= arg_data_size)
- break;
+ process_info.GetExecutableFile().SetFile(cstr, false);
- cstr = data.GetCStr(&offset);
- if (!cstr)
- break;
+ if (!(match_info_ptr == NULL ||
+ NameMatches(process_info.GetExecutableFile().GetFilename().GetCString(),
+ match_info_ptr->GetNameMatchType(),
+ match_info_ptr->GetProcessInfo().GetName())))
+ return false;
- proc_args.AppendArgument(cstr);
+ Args &proc_args = process_info.GetArguments();
+ while (1) {
+ const uint8_t *p = data.PeekData(offset, 1);
+ while ((p != NULL) && (*p == '\0') && offset < arg_data_size) {
+ ++offset;
+ p = data.PeekData(offset, 1);
}
+ if (p == NULL || offset >= arg_data_size)
+ break;
- return true;
+ cstr = data.GetCStr(&offset);
+ if (!cstr)
+ break;
+
+ proc_args.AppendArgument(llvm::StringRef(cstr));
+ }
+
+ return true;
}
-static bool
-GetNetBSDProcessCPUType (ProcessInstanceInfo &process_info)
-{
- if (process_info.ProcessIDIsValid())
- {
- process_info.GetArchitecture() = HostInfo::GetArchitecture(HostInfo::eArchKindDefault);
- return true;
- }
- process_info.GetArchitecture().Clear();
- return false;
+static bool GetNetBSDProcessCPUType(ProcessInstanceInfo &process_info) {
+ if (process_info.ProcessIDIsValid()) {
+ process_info.GetArchitecture() =
+ HostInfo::GetArchitecture(HostInfo::eArchKindDefault);
+ return true;
+ }
+ process_info.GetArchitecture().Clear();
+ return false;
}
-static bool
-GetNetBSDProcessUserAndGroup(ProcessInstanceInfo &process_info)
-{
- ::kvm_t *kdp;
- char errbuf[_POSIX2_LINE_MAX]; /* XXX: error string unused */
+static bool GetNetBSDProcessUserAndGroup(ProcessInstanceInfo &process_info) {
+ ::kvm_t *kdp;
+ char errbuf[_POSIX2_LINE_MAX]; /* XXX: error string unused */
- struct ::kinfo_proc2 *proc_kinfo;
- const int pid = process_info.GetProcessID();
- int nproc;
+ struct ::kinfo_proc2 *proc_kinfo;
+ const int pid = process_info.GetProcessID();
+ int nproc;
- if (!process_info.ProcessIDIsValid())
- goto error;
+ if (!process_info.ProcessIDIsValid())
+ goto error;
- if ((kdp = ::kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf)) == NULL)
- goto error;
+ if ((kdp = ::kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf)) == NULL)
+ goto error;
- if ((proc_kinfo = ::kvm_getproc2(kdp, KERN_PROC_PID, pid,
- sizeof(struct ::kinfo_proc2),
- &nproc)) == NULL) {
- ::kvm_close(kdp);
- goto error;
- }
+ if ((proc_kinfo = ::kvm_getproc2(kdp, KERN_PROC_PID, pid,
+ sizeof(struct ::kinfo_proc2), &nproc)) ==
+ NULL) {
+ ::kvm_close(kdp);
+ goto error;
+ }
- if (nproc < 1) {
- ::kvm_close(kdp); /* XXX: we don't check for error here */
- goto error;
- }
+ if (nproc < 1) {
+ ::kvm_close(kdp); /* XXX: we don't check for error here */
+ goto error;
+ }
- process_info.SetParentProcessID (proc_kinfo->p_ppid);
- process_info.SetUserID (proc_kinfo->p_ruid);
- process_info.SetGroupID (proc_kinfo->p_rgid);
- process_info.SetEffectiveUserID (proc_kinfo->p_uid);
- process_info.SetEffectiveGroupID (proc_kinfo->p_gid);
+ process_info.SetParentProcessID(proc_kinfo->p_ppid);
+ process_info.SetUserID(proc_kinfo->p_ruid);
+ process_info.SetGroupID(proc_kinfo->p_rgid);
+ process_info.SetEffectiveUserID(proc_kinfo->p_uid);
+ process_info.SetEffectiveGroupID(proc_kinfo->p_gid);
- ::kvm_close(kdp); /* XXX: we don't check for error here */
+ ::kvm_close(kdp); /* XXX: we don't check for error here */
- return true;
+ return true;
error:
- process_info.SetParentProcessID (LLDB_INVALID_PROCESS_ID);
- process_info.SetUserID (UINT32_MAX);
- process_info.SetGroupID (UINT32_MAX);
- process_info.SetEffectiveUserID (UINT32_MAX);
- process_info.SetEffectiveGroupID (UINT32_MAX);
- return false;
+ process_info.SetParentProcessID(LLDB_INVALID_PROCESS_ID);
+ process_info.SetUserID(UINT32_MAX);
+ process_info.SetGroupID(UINT32_MAX);
+ process_info.SetEffectiveUserID(UINT32_MAX);
+ process_info.SetEffectiveGroupID(UINT32_MAX);
+ return false;
}
-uint32_t
-Host::FindProcesses (const ProcessInstanceInfoMatch &match_info, ProcessInstanceInfoList &process_infos)
-{
- const ::pid_t our_pid = ::getpid();
- const ::uid_t our_uid = ::getuid();
-
- const bool all_users = match_info.GetMatchAllUsers() ||
- // Special case, if lldb is being run as root we can attach to anything
- (our_uid == 0);
-
- kvm_t *kdp;
- char errbuf[_POSIX2_LINE_MAX]; /* XXX: error string unused */
- if ((kdp = ::kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf)) == NULL)
- return 0;
-
- struct ::kinfo_proc2 *proc_kinfo;
- int nproc;
- if ((proc_kinfo = ::kvm_getproc2(kdp, KERN_PROC_ALL, 0,
- sizeof(struct ::kinfo_proc2),
- &nproc)) == NULL) {
- ::kvm_close(kdp);
- return 0;
- }
-
- for (int i = 0; i < nproc; i++) {
- if (proc_kinfo[i].p_pid < 1)
- continue; /* not valid */
- /* Make sure the user is acceptable */
- if (!all_users && proc_kinfo[i].p_ruid != our_uid)
- continue;
-
- if (proc_kinfo[i].p_pid == our_pid || // Skip this process
- proc_kinfo[i].p_pid == 0 || // Skip kernel (kernel pid is 0)
- proc_kinfo[i].p_stat == LSZOMB || // Zombies are bad
- proc_kinfo[i].p_flag & P_TRACED || // Being debugged?
- proc_kinfo[i].p_flag & P_WEXIT) // Working on exiting
- continue;
-
-
- // Every thread is a process in NetBSD, but all the threads of a single
- // process have the same pid. Do not store the process info in the
- // result list if a process with given identifier is already registered
- // there.
- if (proc_kinfo[i].p_nlwps > 1) {
- bool already_registered = false;
- for (size_t pi = 0; pi < process_infos.GetSize(); pi++) {
- if (process_infos.GetProcessIDAtIndex(pi) ==
- proc_kinfo[i].p_pid) {
- already_registered = true;
- break;
- }
- }
-
- if (already_registered)
- continue;
- }
- ProcessInstanceInfo process_info;
- process_info.SetProcessID (proc_kinfo[i].p_pid);
- process_info.SetParentProcessID (proc_kinfo[i].p_ppid);
- process_info.SetUserID (proc_kinfo[i].p_ruid);
- process_info.SetGroupID (proc_kinfo[i].p_rgid);
- process_info.SetEffectiveUserID (proc_kinfo[i].p_uid);
- process_info.SetEffectiveGroupID (proc_kinfo[i].p_gid);
- // Make sure our info matches before we go fetch the name and cpu type
- if (match_info.Matches (process_info) &&
- GetNetBSDProcessArgs (&match_info, process_info))
- {
- GetNetBSDProcessCPUType (process_info);
- if (match_info.Matches (process_info))
- process_infos.Append (process_info);
+uint32_t Host::FindProcesses(const ProcessInstanceInfoMatch &match_info,
+ ProcessInstanceInfoList &process_infos) {
+ const ::pid_t our_pid = ::getpid();
+ const ::uid_t our_uid = ::getuid();
+
+ const bool all_users =
+ match_info.GetMatchAllUsers() ||
+ // Special case, if lldb is being run as root we can attach to anything
+ (our_uid == 0);
+
+ kvm_t *kdp;
+ char errbuf[_POSIX2_LINE_MAX]; /* XXX: error string unused */
+ if ((kdp = ::kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, errbuf)) == NULL)
+ return 0;
+
+ struct ::kinfo_proc2 *proc_kinfo;
+ int nproc;
+ if ((proc_kinfo = ::kvm_getproc2(kdp, KERN_PROC_ALL, 0,
+ sizeof(struct ::kinfo_proc2), &nproc)) ==
+ NULL) {
+ ::kvm_close(kdp);
+ return 0;
+ }
+
+ for (int i = 0; i < nproc; i++) {
+ if (proc_kinfo[i].p_pid < 1)
+ continue; /* not valid */
+ /* Make sure the user is acceptable */
+ if (!all_users && proc_kinfo[i].p_ruid != our_uid)
+ continue;
+
+ if (proc_kinfo[i].p_pid == our_pid || // Skip this process
+ proc_kinfo[i].p_pid == 0 || // Skip kernel (kernel pid is 0)
+ proc_kinfo[i].p_stat == LSZOMB || // Zombies are bad
+ proc_kinfo[i].p_flag & P_TRACED || // Being debugged?
+ proc_kinfo[i].p_flag & P_WEXIT) // Working on exiting
+ continue;
+
+ // Every thread is a process in NetBSD, but all the threads of a single
+ // process have the same pid. Do not store the process info in the
+ // result list if a process with given identifier is already registered
+ // there.
+ if (proc_kinfo[i].p_nlwps > 1) {
+ bool already_registered = false;
+ for (size_t pi = 0; pi < process_infos.GetSize(); pi++) {
+ if (process_infos.GetProcessIDAtIndex(pi) == proc_kinfo[i].p_pid) {
+ already_registered = true;
+ break;
}
+ }
+
+ if (already_registered)
+ continue;
+ }
+ ProcessInstanceInfo process_info;
+ process_info.SetProcessID(proc_kinfo[i].p_pid);
+ process_info.SetParentProcessID(proc_kinfo[i].p_ppid);
+ process_info.SetUserID(proc_kinfo[i].p_ruid);
+ process_info.SetGroupID(proc_kinfo[i].p_rgid);
+ process_info.SetEffectiveUserID(proc_kinfo[i].p_uid);
+ process_info.SetEffectiveGroupID(proc_kinfo[i].p_gid);
+ // Make sure our info matches before we go fetch the name and cpu type
+ if (match_info.Matches(process_info) &&
+ GetNetBSDProcessArgs(&match_info, process_info)) {
+ GetNetBSDProcessCPUType(process_info);
+ if (match_info.Matches(process_info))
+ process_infos.Append(process_info);
}
+ }
- kvm_close(kdp); /* XXX: we don't check for error here */
+ kvm_close(kdp); /* XXX: we don't check for error here */
- return process_infos.GetSize();
+ return process_infos.GetSize();
}
-bool
-Host::GetProcessInfo (lldb::pid_t pid, ProcessInstanceInfo &process_info)
-{
- process_info.SetProcessID(pid);
+bool Host::GetProcessInfo(lldb::pid_t pid, ProcessInstanceInfo &process_info) {
+ process_info.SetProcessID(pid);
- if (GetNetBSDProcessArgs(NULL, process_info))
- {
- GetNetBSDProcessCPUType(process_info);
- GetNetBSDProcessUserAndGroup(process_info);
- return true;
- }
+ if (GetNetBSDProcessArgs(NULL, process_info)) {
+ GetNetBSDProcessCPUType(process_info);
+ GetNetBSDProcessUserAndGroup(process_info);
+ return true;
+ }
- process_info.Clear();
- return false;
+ process_info.Clear();
+ return false;
}
-lldb::DataBufferSP
-Host::GetAuxvData(lldb_private::Process *process)
-{
- return lldb::DataBufferSP();
+lldb::DataBufferSP Host::GetAuxvData(lldb_private::Process *process) {
+ return lldb::DataBufferSP();
}
-Error
-Host::ShellExpandArguments (ProcessLaunchInfo &launch_info)
-{
- return Error("unimplemented");
+Error Host::ShellExpandArguments(ProcessLaunchInfo &launch_info) {
+ return Error("unimplemented");
}