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Dqn/dqn_base.cpp

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// NOTE: [$INTR] Intrinsics ========================================================================
#if !defined(DQN_OS_ARM64)
#if defined(DQN_COMPILER_GCC) || defined(DQN_COMPILER_CLANG)
#include <cpuid.h>
#endif
Dqn_CPUIDRegisters Dqn_CPUID(int function_id)
{
Dqn_CPUIDRegisters result = {};
#if defined(DQN_COMPILER_MSVC)
__cpuid(DQN_CAST(int *)result.array, function_id);
#elif defined(DQN_COMPILER_GCC) || defined(DQN_COMPILER_CLANG)
__get_cpuid(function_id, &result.array[0] /*eax*/, &result.array[1] /*ebx*/, &result.array[2] /*ecx*/ , &result.array[3] /*edx*/);
#else
#error "Compiler not supported"
#endif
return result;
}
#endif // !defined(DQN_OS_ARM64)
// NOTE: [$ALLO] Dqn_Allocator =====================================================================
DQN_API void *Dqn_Allocator_Alloc(Dqn_Allocator allocator, size_t size, uint8_t align, Dqn_ZeroMem zero_mem)
{
void *result = NULL;
if (allocator.alloc) {
result = allocator.alloc(size, align, zero_mem, allocator.user_context);
} else {
result = DQN_ALLOC(size);
}
return result;
}
DQN_API void Dqn_Allocator_Dealloc(Dqn_Allocator allocator, void *ptr, size_t size)
{
if (allocator.dealloc) {
allocator.dealloc(ptr, size, allocator.user_context);
} else {
DQN_DEALLOC(ptr, size);
}
}
// NOTE: [$TMUT] Dqn_TicketMutex ===================================================================
DQN_API void Dqn_TicketMutex_Begin(Dqn_TicketMutex *mutex)
{
unsigned int ticket = Dqn_Atomic_AddU32(&mutex->ticket, 1);
Dqn_TicketMutex_BeginTicket(mutex, ticket);
}
DQN_API void Dqn_TicketMutex_End(Dqn_TicketMutex *mutex)
{
Dqn_Atomic_AddU32(&mutex->serving, 1);
}
DQN_API Dqn_uint Dqn_TicketMutex_MakeTicket(Dqn_TicketMutex *mutex)
{
Dqn_uint result = Dqn_Atomic_AddU32(&mutex->ticket, 1);
return result;
}
DQN_API void Dqn_TicketMutex_BeginTicket(Dqn_TicketMutex const *mutex, Dqn_uint ticket)
{
DQN_ASSERTF(mutex->serving <= ticket,
"Mutex skipped ticket? Was ticket generated by the correct mutex via MakeTicket? ticket = %u, "
"mutex->serving = %u",
ticket,
mutex->serving);
while (ticket != mutex->serving) {
// NOTE: Use spinlock intrinsic
_mm_pause();
}
}
DQN_API bool Dqn_TicketMutex_CanLock(Dqn_TicketMutex const *mutex, Dqn_uint ticket)
{
bool result = (ticket == mutex->serving);
return result;
}
#if defined(DQN_COMPILER_MSVC) || defined(DQN_COMPILER_CLANG_CL)
#if !defined(DQN_CRT_SECURE_NO_WARNINGS_PREVIOUSLY_DEFINED)
#undef _CRT_SECURE_NO_WARNINGS
#endif
#endif
// NOTE: [$PRIN] Dqn_Print =========================================================================
DQN_API Dqn_PrintStyle Dqn_Print_StyleColour(uint8_t r, uint8_t g, uint8_t b, Dqn_PrintBold bold)
{
Dqn_PrintStyle result = {};
result.bold = bold;
result.colour = true;
result.r = r;
result.g = g;
result.b = b;
return result;
}
DQN_API Dqn_PrintStyle Dqn_Print_StyleColourU32(uint32_t rgb, Dqn_PrintBold bold)
{
uint8_t r = (rgb >> 24) & 0xFF;
uint8_t g = (rgb >> 16) & 0xFF;
uint8_t b = (rgb >> 8) & 0xFF;
Dqn_PrintStyle result = Dqn_Print_StyleColour(r, g, b, bold);
return result;
}
DQN_API Dqn_PrintStyle Dqn_Print_StyleBold()
{
Dqn_PrintStyle result = {};
result.bold = Dqn_PrintBold_Yes;
return result;
}
DQN_API void Dqn_Print_Std(Dqn_PrintStd std_handle, Dqn_String8 string)
{
DQN_ASSERT(std_handle == Dqn_PrintStd_Out || std_handle == Dqn_PrintStd_Err);
#if defined(DQN_OS_WIN32)
// NOTE: Get the output handles from kernel ====================================================
DQN_THREAD_LOCAL void *std_out_print_handle = nullptr;
DQN_THREAD_LOCAL void *std_err_print_handle = nullptr;
DQN_THREAD_LOCAL bool std_out_print_to_console = false;
DQN_THREAD_LOCAL bool std_err_print_to_console = false;
if (!std_out_print_handle) {
unsigned long mode = 0; (void)mode;
std_out_print_handle = GetStdHandle(STD_OUTPUT_HANDLE);
std_out_print_to_console = GetConsoleMode(std_out_print_handle, &mode) != 0;
std_err_print_handle = GetStdHandle(STD_ERROR_HANDLE);
std_err_print_to_console = GetConsoleMode(std_err_print_handle, &mode) != 0;
}
// NOTE: Select the output handle ==============================================================
void *print_handle = std_out_print_handle;
bool print_to_console = std_out_print_to_console;
if (std_handle == Dqn_PrintStd_Err) {
print_handle = std_err_print_handle;
print_to_console = std_err_print_to_console;
}
// NOTE: Write the string ======================================================================
DQN_ASSERT(string.size < DQN_CAST(unsigned long)-1);
unsigned long bytes_written = 0; (void)bytes_written;
if (print_to_console) {
WriteConsoleA(print_handle, string.data, DQN_CAST(unsigned long)string.size, &bytes_written, nullptr);
} else {
WriteFile(print_handle, string.data, DQN_CAST(unsigned long)string.size, &bytes_written, nullptr);
}
#else
fprintf(std_handle == Dqn_PrintStd_Out ? stdout : stderr, "%.*s", DQN_STRING_FMT(string));
#endif
}
DQN_API void Dqn_Print_StdStyle(Dqn_PrintStd std_handle, Dqn_PrintStyle style, Dqn_String8 string)
{
if (string.data && string.size) {
if (style.colour)
Dqn_Print_Std(std_handle, Dqn_Print_ESCColourFgString(style.r, style.g, style.b));
if (style.bold == Dqn_PrintBold_Yes)
Dqn_Print_Std(std_handle, Dqn_Print_ESCBoldString);
Dqn_Print_Std(std_handle, string);
if (style.colour || style.bold == Dqn_PrintBold_Yes)
Dqn_Print_Std(std_handle, Dqn_Print_ESCResetString);
}
}
DQN_FILE_SCOPE char *Dqn_Print_VSPrintfChunker_(const char *buf, void *user, int len)
{
Dqn_String8 string = {};
string.data = DQN_CAST(char *)buf;
string.size = len;
Dqn_PrintStd std_handle = DQN_CAST(Dqn_PrintStd)DQN_CAST(uintptr_t)user;
Dqn_Print_Std(std_handle, string);
return (char *)buf;
}
DQN_API void Dqn_Print_StdF(Dqn_PrintStd std_handle, DQN_FMT_STRING_ANNOTATE char const *fmt, ...)
{
va_list args;
va_start(args, fmt);
Dqn_Print_StdFV(std_handle, fmt, args);
va_end(args);
}
DQN_API void Dqn_Print_StdFStyle(Dqn_PrintStd std_handle, Dqn_PrintStyle style, DQN_FMT_STRING_ANNOTATE char const *fmt, ...)
{
va_list args;
va_start(args, fmt);
Dqn_Print_StdFVStyle(std_handle, style, fmt, args);
va_end(args);
}
DQN_API void Dqn_Print_StdFV(Dqn_PrintStd std_handle, DQN_FMT_STRING_ANNOTATE char const *fmt, va_list args)
{
char buffer[STB_SPRINTF_MIN];
STB_SPRINTF_DECORATE(vsprintfcb)(Dqn_Print_VSPrintfChunker_, DQN_CAST(void *)DQN_CAST(uintptr_t)std_handle, buffer, fmt, args);
}
DQN_API void Dqn_Print_StdFVStyle(Dqn_PrintStd std_handle, Dqn_PrintStyle style, DQN_FMT_STRING_ANNOTATE char const *fmt, va_list args)
{
if (fmt) {
if (style.colour)
Dqn_Print_Std(std_handle, Dqn_Print_ESCColourFgString(style.r, style.g, style.b));
if (style.bold == Dqn_PrintBold_Yes)
Dqn_Print_Std(std_handle, Dqn_Print_ESCBoldString);
Dqn_Print_StdFV(std_handle, fmt, args);
if (style.colour || style.bold == Dqn_PrintBold_Yes)
Dqn_Print_Std(std_handle, Dqn_Print_ESCResetString);
}
}
DQN_API void Dqn_Print_StdLn(Dqn_PrintStd std_handle, Dqn_String8 string)
{
Dqn_Print_Std(std_handle, string);
Dqn_Print_Std(std_handle, DQN_STRING8("\n"));
}
DQN_API void Dqn_Print_StdLnF(Dqn_PrintStd std_handle, DQN_FMT_STRING_ANNOTATE char const *fmt, ...)
{
va_list args;
va_start(args, fmt);
Dqn_Print_StdLnFV(std_handle, fmt, args);
va_end(args);
}
DQN_API void Dqn_Print_StdLnFV(Dqn_PrintStd std_handle, DQN_FMT_STRING_ANNOTATE char const *fmt, va_list args)
{
Dqn_Print_StdFV(std_handle, fmt, args);
Dqn_Print_Std(std_handle, DQN_STRING8("\n"));
}
DQN_API void Dqn_Print_StdLnStyle(Dqn_PrintStd std_handle, Dqn_PrintStyle style, Dqn_String8 string)
{
Dqn_Print_StdStyle(std_handle, style, string);
Dqn_Print_Std(std_handle, DQN_STRING8("\n"));
}
DQN_API void Dqn_Print_StdLnFStyle(Dqn_PrintStd std_handle, Dqn_PrintStyle style, DQN_FMT_STRING_ANNOTATE char const *fmt, ...)
{
va_list args;
va_start(args, fmt);
Dqn_Print_StdLnFVStyle(std_handle, style, fmt, args);
va_end(args);
}
DQN_API void Dqn_Print_StdLnFVStyle(Dqn_PrintStd std_handle, Dqn_PrintStyle style, DQN_FMT_STRING_ANNOTATE char const *fmt, va_list args)
{
Dqn_Print_StdFVStyle(std_handle, style, fmt, args);
Dqn_Print_Std(std_handle, DQN_STRING8("\n"));
}
DQN_API Dqn_String8 Dqn_Print_ESCColourString(Dqn_PrintESCColour colour, uint8_t r, uint8_t g, uint8_t b)
{
DQN_THREAD_LOCAL char buffer[32];
buffer[0] = 0;
Dqn_String8 result = {};
result.size = STB_SPRINTF_DECORATE(snprintf)(buffer,
DQN_ARRAY_UCOUNT(buffer),
"\x1b[%d;2;%u;%u;%um",
colour == Dqn_PrintESCColour_Fg ? 38 : 48,
r, g, b);
result.data = buffer;
return result;
}
DQN_API Dqn_String8 Dqn_Print_ESCColourU32String(Dqn_PrintESCColour colour, uint32_t value)
{
uint8_t r = DQN_CAST(uint8_t)(value >> 24);
uint8_t g = DQN_CAST(uint8_t)(value >> 16);
uint8_t b = DQN_CAST(uint8_t)(value >> 8);
Dqn_String8 result = Dqn_Print_ESCColourString(colour, r, g, b);
return result;
}
// NOTE: [$LLOG] Dqn_Log ==========================================================================
DQN_API Dqn_String8 Dqn_Log_MakeString(Dqn_Allocator allocator,
bool colour,
Dqn_String8 type,
int log_type,
Dqn_CallSite call_site,
char const *fmt,
va_list args)
{
Dqn_usize header_size_no_ansi_codes = 0;
Dqn_String8 header = {};
{
DQN_LOCAL_PERSIST Dqn_usize max_type_length = 0;
max_type_length = DQN_MAX(max_type_length, type.size);
int type_padding = DQN_CAST(int)(max_type_length - type.size);
Dqn_String8 colour_esc = {};
Dqn_String8 bold_esc = {};
Dqn_String8 reset_esc = {};
if (colour) {
bold_esc = Dqn_Print_ESCBoldString;
reset_esc = Dqn_Print_ESCResetString;
switch (log_type) {
case Dqn_LogType_Debug: break;
case Dqn_LogType_Info: colour_esc = Dqn_Print_ESCColourFgU32String(Dqn_LogTypeColourU32_Info); break;
case Dqn_LogType_Warning: colour_esc = Dqn_Print_ESCColourFgU32String(Dqn_LogTypeColourU32_Warning); break;
case Dqn_LogType_Error: colour_esc = Dqn_Print_ESCColourFgU32String(Dqn_LogTypeColourU32_Error); break;
}
}
Dqn_String8 file_name = Dqn_String8_FileNameFromPath(call_site.file);
Dqn_DateHMSTimeString const time = Dqn_Date_HMSLocalTimeStringNow();
header = Dqn_String8_InitF(allocator,
"%.*s " // date
"%.*s " // hms
"%.*s" // colour
"%.*s" // bold
"%.*s" // type
"%*s" // type padding
"%.*s" // reset
" %.*s" // file name
":%05u ", // line number
DQN_CAST(uint32_t)time.date_size - 2, time.date + 2, // date
DQN_CAST(uint32_t)time.hms_size, time.hms, // hms
DQN_CAST(uint32_t)colour_esc.size, colour_esc.data, // colour
DQN_CAST(uint32_t)bold_esc.size, bold_esc.data, // bold
DQN_CAST(uint32_t)type.size, type.data, // type
DQN_CAST(uint32_t)type_padding, "", // type padding
DQN_CAST(uint32_t)reset_esc.size, reset_esc.data, // reset
DQN_CAST(uint32_t)file_name.size, file_name.data, // file name
call_site.line); // line number
header_size_no_ansi_codes = header.size - colour_esc.size - Dqn_Print_ESCResetString.size;
}
// NOTE: Header padding ========================================================================
Dqn_usize header_padding = 0;
{
DQN_LOCAL_PERSIST Dqn_usize max_header_length = 0;
max_header_length = DQN_MAX(max_header_length, header_size_no_ansi_codes);
header_padding = max_header_length - header_size_no_ansi_codes;
}
// NOTE: Construct final log ===================================================================
Dqn_String8 user_msg = Dqn_String8_InitFV(allocator, fmt, args);
Dqn_String8 result = Dqn_String8_Allocate(allocator, header.size + header_padding + user_msg.size, Dqn_ZeroMem_No);
DQN_MEMCPY(result.data, header.data, header.size);
DQN_MEMSET(result.data + header.size, ' ', header_padding);
DQN_MEMCPY(result.data + header.size + header_padding, user_msg.data, user_msg.size);
return result;
}
DQN_FILE_SCOPE void Dqn_Log_FVDefault_(Dqn_String8 type, int log_type, void *user_data, Dqn_CallSite call_site, char const *fmt, va_list args)
{
Dqn_Library *lib = g_dqn_library;
(void)log_type;
(void)user_data;
// NOTE: Open log file for appending if requested ==========================
Dqn_TicketMutex_Begin(&lib->log_file_mutex);
if (lib->log_to_file && !lib->log_file.handle && lib->log_file.error_size == 0) {
Dqn_ThreadScratch scratch = Dqn_Thread_GetScratch(nullptr);
Dqn_String8 log_path = Dqn_FsPath_ConvertF(scratch.arena, "%.*s/dqn.log", DQN_STRING_FMT(lib->exe_dir));
lib->log_file = Dqn_Fs_OpenFile(log_path, Dqn_FsFileOpen_CreateAlways, Dqn_FsFileAccess_AppendOnly);
}
Dqn_TicketMutex_End(&lib->log_file_mutex);
// NOTE: Generate the log header ===========================================
Dqn_ThreadScratch scratch = Dqn_Thread_GetScratch(nullptr);
Dqn_String8 log_line = Dqn_Log_MakeString(scratch.allocator,
!lib->log_no_colour,
type,
log_type,
call_site,
fmt,
args);
// NOTE: Print log =========================================================
Dqn_Print_StdLn(Dqn_PrintStd_Out, log_line);
Dqn_TicketMutex_Begin(&lib->log_file_mutex);
Dqn_Fs_WriteFile(&lib->log_file, log_line);
Dqn_Fs_WriteFile(&lib->log_file, DQN_STRING8("\n"));
Dqn_TicketMutex_End(&lib->log_file_mutex);
}
DQN_API void Dqn_Log_FVCallSite(Dqn_String8 type, Dqn_CallSite call_site, char const *fmt, va_list args)
{
Dqn_LogProc *logging_function = g_dqn_library->log_callback ? g_dqn_library->log_callback : Dqn_Log_FVDefault_;
logging_function(type, -1 /*log_type*/, g_dqn_library->log_user_data, call_site, fmt, args);
}
DQN_API void Dqn_Log_FCallSite(Dqn_String8 type, Dqn_CallSite call_site, char const *fmt, ...)
{
va_list args;
va_start(args, fmt);
Dqn_Log_FVCallSite(type, call_site, fmt, args);
va_end(args);
}
DQN_API void Dqn_Log_TypeFVCallSite(Dqn_LogType type, Dqn_CallSite call_site, char const *fmt, va_list args)
{
Dqn_String8 type_string = DQN_STRING8("DQN-BAD-LOG-TYPE");
switch (type) {
case Dqn_LogType_Error: type_string = DQN_STRING8("ERROR"); break;
case Dqn_LogType_Info: type_string = DQN_STRING8("INFO"); break;
case Dqn_LogType_Warning: type_string = DQN_STRING8("WARN"); break;
case Dqn_LogType_Debug: type_string = DQN_STRING8("DEBUG"); break;
case Dqn_LogType_Count: type_string = DQN_STRING8("BADXX"); break;
}
Dqn_LogProc *logging_function = g_dqn_library->log_callback ? g_dqn_library->log_callback : Dqn_Log_FVDefault_;
logging_function(type_string, type /*log_type*/, g_dqn_library->log_user_data, call_site, fmt, args);
}
DQN_API void Dqn_Log_TypeFCallSite(Dqn_LogType type, Dqn_CallSite call_site, char const *fmt, ...)
{
va_list args;
va_start(args, fmt);
Dqn_Log_TypeFVCallSite(type, call_site, fmt, args);
va_end(args);
}
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