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https://github.com/Atmosphere-NX/Atmosphere
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kern: svcOutputDebugString, svcGetThreadPriority, svcGetThreadId
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parent
1a0696f8a3
commit
a2eb93fde8
4 changed files with 93 additions and 15 deletions
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@ -15,6 +15,7 @@
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*/
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#pragma once
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#include <mesosphere/kern_common.hpp>
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#include <mesosphere/svc/kern_svc_k_user_pointer.hpp>
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namespace ams::kern {
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@ -26,6 +27,8 @@ namespace ams::kern {
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static NOINLINE void Printf(const char *format, ...) __attribute__((format(printf, 1, 2)));
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static NOINLINE void VPrintf(const char *format, ::std::va_list vl);
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static NOINLINE Result PrintUserString(ams::kern::svc::KUserPointer<const char *> user_str, size_t len);
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};
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}
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@ -404,18 +404,52 @@ namespace ams::kern {
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char g_print_buffer[0x400];
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void PutString(const char *str) {
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if (g_initialized_impl) {
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while (*str) {
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const char c = *(str++);
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if (c == '\n') {
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KDebugLogImpl::PutChar('\r');
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}
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KDebugLogImpl::PutChar(c);
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}
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KDebugLogImpl::Flush();
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/* Only print if the implementation is initialized. */
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if (!g_initialized_impl) {
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return;
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}
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while (*str) {
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/* Get a character. */
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const char c = *(str++);
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/* Print the character. */
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if (c == '\n') {
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KDebugLogImpl::PutChar('\r');
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}
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KDebugLogImpl::PutChar(c);
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}
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KDebugLogImpl::Flush();
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}
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#if defined(MESOSPHERE_ENABLE_DEBUG_PRINT)
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Result PutUserString(ams::kern::svc::KUserPointer<const char *> user_str, size_t len) {
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/* Only print if the implementation is initialized. */
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if (!g_initialized_impl) {
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return ResultSuccess();
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}
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for (size_t i = 0; i < len; ++i) {
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/* Get a character. */
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char c;
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R_TRY(user_str.CopyArrayElementTo(std::addressof(c), i));
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/* Print the character. */
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if (c == '\n') {
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KDebugLogImpl::PutChar('\r');
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}
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KDebugLogImpl::PutChar(c);
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}
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KDebugLogImpl::Flush();
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return ResultSuccess();
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}
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#endif
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}
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@ -455,4 +489,18 @@ namespace ams::kern {
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VSNPrintfImpl(dst, dst_size, format, vl);
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}
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Result KDebugLog::PrintUserString(ams::kern::svc::KUserPointer<const char *> user_str, size_t len) {
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/* If printing is enabled, print the user string. */
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#if defined(MESOSPHERE_ENABLE_DEBUG_PRINT)
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if (KTargetSystem::IsDebugLoggingEnabled()) {
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KScopedInterruptDisable di;
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KScopedSpinLock lk(g_debug_log_lock);
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R_TRY(PutUserString(user_str, len));
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}
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#endif
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return ResultSuccess();
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}
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}
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@ -21,20 +21,29 @@ namespace ams::kern::svc {
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namespace {
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Result OutputDebugString(KUserPointer<const char *> debug_str, size_t len) {
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/* Succeed immediately if there's nothing to output. */
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R_SUCCEED_IF(len == 0);
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/* Ensure that the data being output is in range. */
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R_UNLESS(GetCurrentProcess().GetPageTable().Contains(KProcessAddress(debug_str.GetUnsafePointer()), len), svc::ResultInvalidCurrentMemory());
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/* Output the string. */
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return KDebugLog::PrintUserString(debug_str, len);
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}
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}
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/* ============================= 64 ABI ============================= */
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Result OutputDebugString64(KUserPointer<const char *> debug_str, ams::svc::Size len) {
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MESOSPHERE_PANIC("Stubbed SvcOutputDebugString64 was called.");
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return OutputDebugString(debug_str, len);
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}
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/* ============================= 64From32 ABI ============================= */
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Result OutputDebugString64From32(KUserPointer<const char *> debug_str, ams::svc::Size len) {
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MESOSPHERE_PANIC("Stubbed SvcOutputDebugString64From32 was called.");
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return OutputDebugString(debug_str, len);
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}
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}
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@ -21,7 +21,25 @@ namespace ams::kern::svc {
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namespace {
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Result GetThreadPriority(int32_t *out_priority, ams::svc::Handle thread_handle) {
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/* Get the thread from its handle. */
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KScopedAutoObject thread = GetCurrentProcess().GetHandleTable().GetObject<KThread>(thread_handle);
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R_UNLESS(thread.IsNotNull(), svc::ResultInvalidHandle());
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/* Get the thread's priority. */
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*out_priority = thread->GetPriority();
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return ResultSuccess();
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}
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Result GetThreadId(uint64_t *out_thread_id, ams::svc::Handle thread_handle) {
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/* Get the thread from its handle. */
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KScopedAutoObject thread = GetCurrentProcess().GetHandleTable().GetObject<KThread>(thread_handle);
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R_UNLESS(thread.IsNotNull(), svc::ResultInvalidHandle());
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/* Get the thread's id. */
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*out_thread_id = thread->GetId();
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return ResultSuccess();
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}
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}
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@ -44,7 +62,7 @@ namespace ams::kern::svc {
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}
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Result GetThreadPriority64(int32_t *out_priority, ams::svc::Handle thread_handle) {
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MESOSPHERE_PANIC("Stubbed SvcGetThreadPriority64 was called.");
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return GetThreadPriority(out_priority, thread_handle);
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}
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Result SetThreadPriority64(ams::svc::Handle thread_handle, int32_t priority) {
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@ -60,7 +78,7 @@ namespace ams::kern::svc {
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}
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Result GetThreadId64(uint64_t *out_thread_id, ams::svc::Handle thread_handle) {
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MESOSPHERE_PANIC("Stubbed SvcGetThreadId64 was called.");
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return GetThreadId(out_thread_id, thread_handle);
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}
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Result GetDebugFutureThreadInfo64(ams::svc::lp64::LastThreadContext *out_context, uint64_t *thread_id, ams::svc::Handle debug_handle, int64_t ns) {
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@ -98,7 +116,7 @@ namespace ams::kern::svc {
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}
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Result GetThreadPriority64From32(int32_t *out_priority, ams::svc::Handle thread_handle) {
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MESOSPHERE_PANIC("Stubbed SvcGetThreadPriority64From32 was called.");
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return GetThreadPriority(out_priority, thread_handle);
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}
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Result SetThreadPriority64From32(ams::svc::Handle thread_handle, int32_t priority) {
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@ -114,7 +132,7 @@ namespace ams::kern::svc {
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}
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Result GetThreadId64From32(uint64_t *out_thread_id, ams::svc::Handle thread_handle) {
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MESOSPHERE_PANIC("Stubbed SvcGetThreadId64From32 was called.");
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return GetThreadId(out_thread_id, thread_handle);
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}
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Result GetDebugFutureThreadInfo64From32(ams::svc::ilp32::LastThreadContext *out_context, uint64_t *thread_id, ams::svc::Handle debug_handle, int64_t ns) {
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