llvm-project/lldb/source/API/SBBreakpointLocation.cpp

//===-- SBBreakpointLocation.cpp --------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#include "lldb/API/SBBreakpointLocation.h"
#include "lldb/API/SBAddress.h"
#include "lldb/API/SBDebugger.h"
#include "lldb/API/SBDefines.h"
#include "lldb/API/SBStream.h"

#include "lldb/Breakpoint/Breakpoint.h"
#include "lldb/Breakpoint/BreakpointLocation.h"
#include "lldb/Core/Debugger.h"
#include "lldb/Core/Log.h"
#include "lldb/Core/Stream.h"
#include "lldb/Core/StreamFile.h"
#include "lldb/Interpreter/CommandInterpreter.h"
#include "lldb/Interpreter/ScriptInterpreter.h"
#include "lldb/Target/Target.h"
#include "lldb/Target/ThreadSpec.h"
#include "lldb/Target/ThreadSpec.h"
#include "lldb/lldb-defines.h"
#include "lldb/lldb-types.h"

using namespace lldb;
using namespace lldb_private;

SBBreakpointLocation::SBBreakpointLocation() : m_opaque_sp() {}

SBBreakpointLocation::SBBreakpointLocation(
    const lldb::BreakpointLocationSP &break_loc_sp)
    : m_opaque_sp(break_loc_sp) {
  Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));

  if (log) {
    SBStream sstr;
    GetDescription(sstr, lldb::eDescriptionLevelBrief);
    log->Printf("SBBreakpointLocation::SBBreakpointLocaiton (const "
                "lldb::BreakpointLocationsSP &break_loc_sp"
                "=%p)  => this.sp = %p (%s)",
                static_cast<void *>(break_loc_sp.get()),
                static_cast<void *>(m_opaque_sp.get()), sstr.GetData());
  }
}

SBBreakpointLocation::SBBreakpointLocation(const SBBreakpointLocation &rhs)
    : m_opaque_sp(rhs.m_opaque_sp) {}

const SBBreakpointLocation &SBBreakpointLocation::
operator=(const SBBreakpointLocation &rhs) {
  if (this != &rhs)
    m_opaque_sp = rhs.m_opaque_sp;
  return *this;
}

SBBreakpointLocation::~SBBreakpointLocation() {}

bool SBBreakpointLocation::IsValid() const { return m_opaque_sp.get() != NULL; }

SBAddress SBBreakpointLocation::GetAddress() {
  if (m_opaque_sp)
    return SBAddress(&m_opaque_sp->GetAddress());
  else
    return SBAddress();
}

addr_t SBBreakpointLocation::GetLoadAddress() {
  addr_t ret_addr = LLDB_INVALID_ADDRESS;

  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    ret_addr = m_opaque_sp->GetLoadAddress();
  }

  return ret_addr;
}

void SBBreakpointLocation::SetEnabled(bool enabled) {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    m_opaque_sp->SetEnabled(enabled);
  }
}

bool SBBreakpointLocation::IsEnabled() {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    return m_opaque_sp->IsEnabled();
  } else
    return false;
}

uint32_t SBBreakpointLocation::GetIgnoreCount() {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    return m_opaque_sp->GetIgnoreCount();
  } else
    return 0;
}

void SBBreakpointLocation::SetIgnoreCount(uint32_t n) {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    m_opaque_sp->SetIgnoreCount(n);
  }
}

void SBBreakpointLocation::SetCondition(const char *condition) {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    m_opaque_sp->SetCondition(condition);
  }
}

const char *SBBreakpointLocation::GetCondition() {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    return m_opaque_sp->GetConditionText();
  }
  return NULL;
}

void SBBreakpointLocation::SetScriptCallbackFunction(
    const char *callback_function_name) {
  Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));

  if (log)
    log->Printf(
        "SBBreakpointLocation(%p)::SetScriptCallbackFunction (callback=%s)",
        static_cast<void *>(m_opaque_sp.get()), callback_function_name);

  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    BreakpointOptions *bp_options = m_opaque_sp->GetLocationOptions();
    m_opaque_sp->GetBreakpoint()
        .GetTarget()
        .GetDebugger()
        .GetCommandInterpreter()
        .GetScriptInterpreter()
        ->SetBreakpointCommandCallbackFunction(bp_options,
                                               callback_function_name);
  }
}

SBError
SBBreakpointLocation::SetScriptCallbackBody(const char *callback_body_text) {
  Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));

  if (log)
    log->Printf("SBBreakpoint(%p)::SetScriptCallbackBody: callback body:\n%s)",
                static_cast<void *>(m_opaque_sp.get()), callback_body_text);

  SBError sb_error;
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    BreakpointOptions *bp_options = m_opaque_sp->GetLocationOptions();
    Error error =
        m_opaque_sp->GetBreakpoint()
            .GetTarget()
            .GetDebugger()
            .GetCommandInterpreter()
            .GetScriptInterpreter()
            ->SetBreakpointCommandCallback(bp_options, callback_body_text);
    sb_error.SetError(error);
  } else
    sb_error.SetErrorString("invalid breakpoint");

  return sb_error;
}

void SBBreakpointLocation::SetThreadID(tid_t thread_id) {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    m_opaque_sp->SetThreadID(thread_id);
  }
}

tid_t SBBreakpointLocation::GetThreadID() {
  tid_t tid = LLDB_INVALID_THREAD_ID;
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    return m_opaque_sp->GetThreadID();
  }
  return tid;
}

void SBBreakpointLocation::SetThreadIndex(uint32_t index) {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    m_opaque_sp->SetThreadIndex(index);
  }
}

uint32_t SBBreakpointLocation::GetThreadIndex() const {
  uint32_t thread_idx = UINT32_MAX;
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    return m_opaque_sp->GetThreadIndex();
  }
  return thread_idx;
}

void SBBreakpointLocation::SetThreadName(const char *thread_name) {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    m_opaque_sp->SetThreadName(thread_name);
  }
}

const char *SBBreakpointLocation::GetThreadName() const {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    return m_opaque_sp->GetThreadName();
  }
  return NULL;
}

void SBBreakpointLocation::SetQueueName(const char *queue_name) {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    m_opaque_sp->SetQueueName(queue_name);
  }
}

const char *SBBreakpointLocation::GetQueueName() const {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    m_opaque_sp->GetQueueName();
  }
  return NULL;
}

bool SBBreakpointLocation::IsResolved() {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    return m_opaque_sp->IsResolved();
  }
  return false;
}

void SBBreakpointLocation::SetLocation(
    const lldb::BreakpointLocationSP &break_loc_sp) {
  // Uninstall the callbacks?
  m_opaque_sp = break_loc_sp;
}

bool SBBreakpointLocation::GetDescription(SBStream &description,
                                          DescriptionLevel level) {
  Stream &strm = description.ref();

  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    m_opaque_sp->GetDescription(&strm, level);
    strm.EOL();
  } else
    strm.PutCString("No value");

  return true;
}

break_id_t SBBreakpointLocation::GetID() {
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    return m_opaque_sp->GetID();
  } else
    return LLDB_INVALID_BREAK_ID;
}

SBBreakpoint SBBreakpointLocation::GetBreakpoint() {
  Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));

  // if (log)
  //    log->Printf ("SBBreakpointLocation::GetBreakpoint ()");

  SBBreakpoint sb_bp;
  if (m_opaque_sp) {
    std::lock_guard<std::recursive_mutex> guard(
        m_opaque_sp->GetTarget().GetAPIMutex());
    *sb_bp = m_opaque_sp->GetBreakpoint().shared_from_this();
  }

  if (log) {
    SBStream sstr;
    sb_bp.GetDescription(sstr);
    log->Printf(
        "SBBreakpointLocation(%p)::GetBreakpoint () => SBBreakpoint(%p) %s",
        static_cast<void *>(m_opaque_sp.get()),
        static_cast<void *>(sb_bp.get()), sstr.GetData());
  }
  return sb_bp;
}