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      1 /*-------------------------------------------------------------------------
      2  * drawElements TestLog Library
      3  * ----------------------------
      4  *
      5  * Copyright 2014 The Android Open Source Project
      6  *
      7  * Licensed under the Apache License, Version 2.0 (the "License");
      8  * you may not use this file except in compliance with the License.
      9  * You may obtain a copy of the License at
     10  *
     11  *      http://www.apache.org/licenses/LICENSE-2.0
     12  *
     13  * Unless required by applicable law or agreed to in writing, software
     14  * distributed under the License is distributed on an "AS IS" BASIS,
     15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     16  * See the License for the specific language governing permissions and
     17  * limitations under the License.
     18  *
     19  *//*!
     20  * \file
     21  * \brief Test case result logging
     22  *//*--------------------------------------------------------------------*/
     23 
     24 #include "qpTestLog.h"
     25 #include "qpXmlWriter.h"
     26 #include "qpInfo.h"
     27 #include "qpDebugOut.h"
     28 
     29 #include "deMemory.h"
     30 #include "deInt32.h"
     31 #include "deString.h"
     32 
     33 #include "deMutex.h"
     34 
     35 #if defined(QP_SUPPORT_PNG)
     36 #	include <png.h>
     37 #endif
     38 
     39 #include <stdio.h>
     40 #include <stdlib.h>
     41 #include <stdarg.h>
     42 
     43 #if (DE_OS == DE_OS_WIN32)
     44 #	include <windows.h>
     45 #	include <io.h>
     46 #endif
     47 
     48 #if defined(DE_DEBUG)
     49 
     50 /* Utils for verifying container (Section, ImageSet, EglConfigSet) usage in debug builds. */
     51 
     52 typedef enum ContainerType_e
     53 {
     54 	CONTAINERTYPE_SECTION = 0,
     55 	CONTAINERTYPE_IMAGESET,
     56 	CONTAINERTYPE_EGLCONFIGSET,
     57 	CONTAINERTYPE_SHADERPROGRAM,
     58 	CONTAINERTYPE_SAMPLELIST,
     59 	CONTAINERTYPE_SAMPLEINFO,
     60 	CONTAINERTYPE_SAMPLE,
     61 
     62 	CONTAINERTYPE_LAST
     63 } ContainerType;
     64 
     65 DE_INLINE deBool childContainersOk (ContainerType type)
     66 {
     67 	return type == CONTAINERTYPE_SECTION || type == CONTAINERTYPE_SAMPLELIST;
     68 }
     69 
     70 enum
     71 {
     72 	MAX_CONTAINER_STACK_DEPTH		= 32
     73 };
     74 
     75 typedef struct ContainerStack_s
     76 {
     77 	int				numElements;
     78 	ContainerType	elements[MAX_CONTAINER_STACK_DEPTH];
     79 } ContainerStack;
     80 
     81 DE_INLINE void ContainerStack_reset (ContainerStack* stack)
     82 {
     83 	deMemset(stack, 0, sizeof(ContainerStack));
     84 }
     85 
     86 DE_INLINE deBool ContainerStack_isEmpty (const ContainerStack* stack)
     87 {
     88 	return stack->numElements == 0;
     89 }
     90 
     91 DE_INLINE deBool ContainerStack_push (ContainerStack* stack, ContainerType type)
     92 {
     93 	if (stack->numElements == MAX_CONTAINER_STACK_DEPTH)
     94 		return DE_FALSE;
     95 
     96 	if (stack->numElements > 0 && !childContainersOk(stack->elements[stack->numElements-1]))
     97 		return DE_FALSE;
     98 
     99 	stack->elements[stack->numElements]  = type;
    100 	stack->numElements					+= 1;
    101 
    102 	return DE_TRUE;
    103 }
    104 
    105 DE_INLINE ContainerType ContainerStack_pop (ContainerStack* stack)
    106 {
    107 	DE_ASSERT(stack->numElements > 0);
    108 	stack->numElements -= 1;
    109 	return stack->elements[stack->numElements];
    110 }
    111 
    112 DE_INLINE ContainerType ContainerStack_getTop (const ContainerStack* stack)
    113 {
    114 	if (stack->numElements > 0)
    115 		return stack->elements[stack->numElements-1];
    116 	else
    117 		return CONTAINERTYPE_LAST;
    118 }
    119 
    120 #endif
    121 
    122 /* qpTestLog instance */
    123 struct qpTestLog_s
    124 {
    125 	deUint32				flags;				/*!< Logging flags.						*/
    126 
    127 	deMutex					lock;				/*!< Lock for mutable state below.		*/
    128 
    129 	/* State protected by lock. */
    130 	FILE*					outputFile;
    131 	qpXmlWriter*			writer;
    132 	deBool					isSessionOpen;
    133 	deBool					isCaseOpen;
    134 
    135 #if defined(DE_DEBUG)
    136 	ContainerStack			containerStack;		/*!< For container usage verification.	*/
    137 #endif
    138 };
    139 
    140 /* Maps integer to string. */
    141 typedef struct qpKeyStringMap_s
    142 {
    143 	int		key;
    144 	char*	string;
    145 } qpKeyStringMap;
    146 
    147 static const char* LOG_FORMAT_VERSION = "0.3.4";
    148 
    149 /* Mapping enum to above strings... */
    150 static const qpKeyStringMap s_qpTestTypeMap[] =
    151 {
    152 	{ QP_TEST_CASE_TYPE_SELF_VALIDATE,		"SelfValidate"	},
    153 	{ QP_TEST_CASE_TYPE_PERFORMANCE,		"Performance"	},
    154 	{ QP_TEST_CASE_TYPE_CAPABILITY,			"Capability"	},
    155 	{ QP_TEST_CASE_TYPE_ACCURACY,			"Accuracy"		},
    156 
    157 	{ QP_TEST_CASE_TYPE_LAST,				DE_NULL			}
    158 };
    159 
    160 DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(s_qpTestTypeMap) == QP_TEST_CASE_TYPE_LAST + 1);
    161 
    162 static const qpKeyStringMap s_qpTestResultMap[] =
    163 {
    164 	{ QP_TEST_RESULT_PASS,						"Pass"					},
    165 	{ QP_TEST_RESULT_FAIL,						"Fail"					},
    166 	{ QP_TEST_RESULT_QUALITY_WARNING,			"QualityWarning"		},
    167 	{ QP_TEST_RESULT_COMPATIBILITY_WARNING,		"CompatibilityWarning"	},
    168 	{ QP_TEST_RESULT_PENDING,					"Pending"				},	/* should not be needed here */
    169 	{ QP_TEST_RESULT_NOT_SUPPORTED,				"NotSupported"			},
    170 	{ QP_TEST_RESULT_RESOURCE_ERROR,			"ResourceError"			},
    171 	{ QP_TEST_RESULT_INTERNAL_ERROR,			"InternalError"			},
    172 	{ QP_TEST_RESULT_CRASH,						"Crash"					},
    173 	{ QP_TEST_RESULT_TIMEOUT,					"Timeout"				},
    174 
    175 	/* Add new values here if needed, remember to update qpTestResult enumeration. */
    176 
    177 	{ QP_TEST_RESULT_LAST,						DE_NULL					}
    178 };
    179 
    180 DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(s_qpTestResultMap) == QP_TEST_RESULT_LAST + 1);
    181 
    182 /* Key tag to string mapping. */
    183 
    184 static const qpKeyStringMap s_qpTagMap[] =
    185 {
    186 	{ QP_KEY_TAG_NONE,			DE_NULL			},
    187 	{ QP_KEY_TAG_PERFORMANCE,	"Performance"	},
    188 	{ QP_KEY_TAG_QUALITY,		"Quality"		},
    189 	{ QP_KEY_TAG_PRECISION,		"Precision"		},
    190 	{ QP_KEY_TAG_TIME,			"Time"			},
    191 
    192 	{ QP_KEY_TAG_LAST,			DE_NULL			}
    193 };
    194 
    195 DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(s_qpTagMap) == QP_KEY_TAG_LAST + 1);
    196 
    197 /* Sample value tag to string mapping. */
    198 
    199 static const qpKeyStringMap s_qpSampleValueTagMap[] =
    200 {
    201 	{ QP_SAMPLE_VALUE_TAG_PREDICTOR,	"Predictor"	},
    202 	{ QP_SAMPLE_VALUE_TAG_RESPONSE,		"Response"	},
    203 
    204 	{ QP_SAMPLE_VALUE_TAG_LAST,			DE_NULL		}
    205 };
    206 
    207 DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(s_qpSampleValueTagMap) == QP_SAMPLE_VALUE_TAG_LAST + 1);
    208 
    209 /* Image compression mode to string mapping. */
    210 
    211 static const qpKeyStringMap s_qpImageCompressionModeMap[] =
    212 {
    213 	{ QP_IMAGE_COMPRESSION_MODE_NONE,	"None"	},
    214 	{ QP_IMAGE_COMPRESSION_MODE_PNG,	"PNG"	},
    215 
    216 	{ QP_IMAGE_COMPRESSION_MODE_BEST,	DE_NULL	},	/* not allowed to be written! */
    217 
    218 	{ QP_IMAGE_COMPRESSION_MODE_LAST,	DE_NULL	}
    219 };
    220 
    221 DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(s_qpImageCompressionModeMap) == QP_IMAGE_COMPRESSION_MODE_LAST + 1);
    222 
    223 /* Image format to string mapping. */
    224 
    225 static const qpKeyStringMap s_qpImageFormatMap[] =
    226 {
    227 	{ QP_IMAGE_FORMAT_RGB888,	"RGB888"	},
    228 	{ QP_IMAGE_FORMAT_RGBA8888,	"RGBA8888"	},
    229 
    230 	{ QP_IMAGE_FORMAT_LAST,		DE_NULL		}
    231 };
    232 
    233 DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(s_qpImageFormatMap) == QP_IMAGE_FORMAT_LAST + 1);
    234 
    235 /* Shader type to string mapping. */
    236 
    237 static const qpKeyStringMap s_qpShaderTypeMap[] =
    238 {
    239 	{ QP_SHADER_TYPE_VERTEX,			"VertexShader"			},
    240 	{ QP_SHADER_TYPE_FRAGMENT,			"FragmentShader"		},
    241 	{ QP_SHADER_TYPE_GEOMETRY,			"GeometryShader"		},
    242 	{ QP_SHADER_TYPE_TESS_CONTROL,		"TessControlShader"		},
    243 	{ QP_SHADER_TYPE_TESS_EVALUATION,	"TessEvaluationShader"	},
    244 	{ QP_SHADER_TYPE_COMPUTE,			"ComputeShader"			},
    245 
    246 	{ QP_SHADER_TYPE_LAST,				DE_NULL					}
    247 };
    248 
    249 DE_STATIC_ASSERT(DE_LENGTH_OF_ARRAY(s_qpShaderTypeMap) == QP_SHADER_TYPE_LAST + 1);
    250 
    251 static void qpTestLog_flushFile (qpTestLog* log)
    252 {
    253 	DE_ASSERT(log && log->outputFile);
    254 	fflush(log->outputFile);
    255 #if (DE_OS == DE_OS_WIN32) && (DE_COMPILER == DE_COMPILER_MSC)
    256 	/* \todo [petri] Is this really necessary? */
    257 	FlushFileBuffers((HANDLE)_get_osfhandle(_fileno(log->outputFile)));
    258 #endif
    259 }
    260 
    261 #define QP_LOOKUP_STRING(KEYMAP, KEY)	qpLookupString(KEYMAP, DE_LENGTH_OF_ARRAY(KEYMAP), (int)(KEY))
    262 
    263 static const char* qpLookupString (const qpKeyStringMap* keyMap, int keyMapSize, int key)
    264 {
    265 	DE_ASSERT(keyMap);
    266 	DE_ASSERT(deInBounds32(key, 0, keyMapSize));
    267 	DE_ASSERT(keyMap[key].key == key);
    268 	DE_UNREF(keyMapSize); /* for asserting only */
    269 	return keyMap[key].string;
    270 }
    271 
    272 DE_INLINE void int32ToString (int val, char buf[32])
    273 {
    274 	deSprintf(&buf[0], 32, "%d", val);
    275 }
    276 
    277 DE_INLINE void int64ToString (deInt64 val, char buf[32])
    278 {
    279 	deSprintf(&buf[0], 32, "%lld", (long long int)val);
    280 }
    281 
    282 DE_INLINE void floatToString (float value, char* buf, size_t bufSize)
    283 {
    284 	deSprintf(buf, bufSize, "%f", value);
    285 }
    286 
    287 DE_INLINE void doubleToString (double value, char* buf, size_t bufSize)
    288 {
    289 	deSprintf(buf, bufSize, "%f", value);
    290 }
    291 
    292 static deBool beginSession (qpTestLog* log)
    293 {
    294 	DE_ASSERT(log && !log->isSessionOpen);
    295 
    296 	/* Write session info. */
    297 	fprintf(log->outputFile, "#sessionInfo releaseName %s\n", qpGetReleaseName());
    298 	fprintf(log->outputFile, "#sessionInfo releaseId 0x%08x\n", qpGetReleaseId());
    299 	fprintf(log->outputFile, "#sessionInfo targetName \"%s\"\n", qpGetTargetName());
    300 
    301     /* Write out #beginSession. */
    302 	fprintf(log->outputFile, "#beginSession\n");
    303 	qpTestLog_flushFile(log);
    304 
    305 	log->isSessionOpen = DE_TRUE;
    306 
    307 	return DE_TRUE;
    308 }
    309 
    310 static deBool endSession (qpTestLog* log)
    311 {
    312 	DE_ASSERT(log && log->isSessionOpen);
    313 
    314     /* Make sure xml is flushed. */
    315     qpXmlWriter_flush(log->writer);
    316 
    317     /* Write out #endSession. */
    318 	fprintf(log->outputFile, "\n#endSession\n");
    319 	qpTestLog_flushFile(log);
    320 
    321 	log->isSessionOpen = DE_FALSE;
    322 
    323 	return DE_TRUE;
    324 }
    325 
    326 /*--------------------------------------------------------------------*//*!
    327  * \brief Create a file based logger instance
    328  * \param fileName Name of the file where to put logs
    329  * \return qpTestLog instance, or DE_NULL if cannot create file
    330  *//*--------------------------------------------------------------------*/
    331 qpTestLog* qpTestLog_createFileLog (const char* fileName, deUint32 flags)
    332 {
    333 	qpTestLog* log = (qpTestLog*)deCalloc(sizeof(qpTestLog));
    334 	if (!log)
    335 		return DE_NULL;
    336 
    337 	DE_ASSERT(fileName && fileName[0]); /* must have filename. */
    338 
    339 #if defined(DE_DEBUG)
    340 	ContainerStack_reset(&log->containerStack);
    341 #endif
    342 
    343 	/* Create output file. */
    344 	log->outputFile = fopen(fileName, "wb");
    345 	if (!log->outputFile)
    346 	{
    347 		qpPrintf("ERROR: Unable to open test log output file '%s'.\n", fileName);
    348 		qpTestLog_destroy(log);
    349 		return DE_NULL;
    350 	}
    351 
    352 	log->flags			= flags;
    353 	log->writer			= qpXmlWriter_createFileWriter(log->outputFile, 0, !(flags & QP_TEST_LOG_NO_FLUSH));
    354 	log->lock			= deMutex_create(DE_NULL);
    355 	log->isSessionOpen	= DE_FALSE;
    356 	log->isCaseOpen		= DE_FALSE;
    357 
    358 	if (!log->writer)
    359 	{
    360 		qpPrintf("ERROR: Unable to create output XML writer to file '%s'.\n", fileName);
    361 		qpTestLog_destroy(log);
    362 		return DE_NULL;
    363 	}
    364 
    365 	if (!log->lock)
    366 	{
    367 		qpPrintf("ERROR: Unable to create mutex.\n");
    368 		qpTestLog_destroy(log);
    369 		return DE_NULL;
    370 	}
    371 
    372 	beginSession(log);
    373 
    374 	return log;
    375 }
    376 
    377 /*--------------------------------------------------------------------*//*!
    378  * \brief Destroy a logger instance
    379  * \param a	qpTestLog instance
    380  *//*--------------------------------------------------------------------*/
    381 void qpTestLog_destroy (qpTestLog* log)
    382 {
    383 	DE_ASSERT(log);
    384 
    385 	if (log->isSessionOpen)
    386 		endSession(log);
    387 
    388 	if (log->writer)
    389 		qpXmlWriter_destroy(log->writer);
    390 
    391 	if (log->outputFile)
    392 		fclose(log->outputFile);
    393 
    394 	if (log->lock)
    395 		deMutex_destroy(log->lock);
    396 
    397 	deFree(log);
    398 }
    399 
    400 /*--------------------------------------------------------------------*//*!
    401  * \brief Log start of test case
    402  * \param log qpTestLog instance
    403  * \param testCasePath	Full test case path (as seen in Candy).
    404  * \param testCaseType	Test case type
    405  * \return true if ok, false otherwise
    406  *//*--------------------------------------------------------------------*/
    407 deBool qpTestLog_startCase (qpTestLog* log, const char* testCasePath, qpTestCaseType testCaseType)
    408 {
    409 	const char*		typeStr				= QP_LOOKUP_STRING(s_qpTestTypeMap, testCaseType);
    410 	int				numResultAttribs	= 0;
    411 	qpXmlAttribute	resultAttribs[8];
    412 
    413 	DE_ASSERT(log && testCasePath && (testCasePath[0] != 0));
    414 	deMutex_lock(log->lock);
    415 
    416 	DE_ASSERT(!log->isCaseOpen);
    417 	DE_ASSERT(ContainerStack_isEmpty(&log->containerStack));
    418 
    419 	/* Flush XML and write out #beginTestCaseResult. */
    420 	qpXmlWriter_flush(log->writer);
    421 	fprintf(log->outputFile, "\n#beginTestCaseResult %s\n", testCasePath);
    422 	if (!(log->flags & QP_TEST_LOG_NO_FLUSH))
    423 		qpTestLog_flushFile(log);
    424 
    425 	log->isCaseOpen = DE_TRUE;
    426 
    427 	/* Fill in attributes. */
    428 	resultAttribs[numResultAttribs++] = qpSetStringAttrib("Version", LOG_FORMAT_VERSION);
    429 	resultAttribs[numResultAttribs++] = qpSetStringAttrib("CasePath", testCasePath);
    430 	resultAttribs[numResultAttribs++] = qpSetStringAttrib("CaseType", typeStr);
    431 
    432 	if (!qpXmlWriter_startDocument(log->writer) ||
    433 		!qpXmlWriter_startElement(log->writer, "TestCaseResult", numResultAttribs, resultAttribs))
    434 	{
    435 		qpPrintf("qpTestLog_startCase(): Writing XML failed\n");
    436 		deMutex_unlock(log->lock);
    437 		return DE_FALSE;
    438 	}
    439 
    440 	deMutex_unlock(log->lock);
    441 	return DE_TRUE;
    442 }
    443 
    444 /*--------------------------------------------------------------------*//*!
    445  * \brief Log end of test case
    446  * \param log qpTestLog instance
    447  * \param result Test result
    448  * \param description Description of a problem in case of error
    449  * \return true if ok, false otherwise
    450  *//*--------------------------------------------------------------------*/
    451 deBool qpTestLog_endCase (qpTestLog* log, qpTestResult result, const char* resultDetails)
    452 {
    453 	const char*		statusStr		= QP_LOOKUP_STRING(s_qpTestResultMap, result);
    454 	qpXmlAttribute	statusAttrib	= qpSetStringAttrib("StatusCode", statusStr);
    455 
    456 	DE_ASSERT(log && log->isCaseOpen);
    457 	DE_ASSERT(ContainerStack_isEmpty(&log->containerStack));
    458 	deMutex_lock(log->lock);
    459 
    460 	/* <Result StatusCode="Pass">Result details</Result>
    461 	 * </TestCaseResult>
    462 	 */
    463 	if (!qpXmlWriter_startElement(log->writer, "Result", 1, &statusAttrib) ||
    464 		(resultDetails && !qpXmlWriter_writeString(log->writer, resultDetails)) ||
    465 		!qpXmlWriter_endElement(log->writer, "Result") ||
    466 		!qpXmlWriter_endElement(log->writer, "TestCaseResult") ||
    467 		!qpXmlWriter_endDocument(log->writer))		/* Close any XML elements still open */
    468 	{
    469 		qpPrintf("qpTestLog_endCase(): Writing XML failed\n");
    470 		deMutex_unlock(log->lock);
    471 		return DE_FALSE;
    472 	}
    473 
    474 	/* Flush XML and write #endTestCaseResult. */
    475 	qpXmlWriter_flush(log->writer);
    476 	fprintf(log->outputFile, "\n#endTestCaseResult\n");
    477 	if (!(log->flags & QP_TEST_LOG_NO_FLUSH))
    478 		qpTestLog_flushFile(log);
    479 
    480 	log->isCaseOpen = DE_FALSE;
    481 
    482 	deMutex_unlock(log->lock);
    483 	return DE_TRUE;
    484 }
    485 
    486 /*--------------------------------------------------------------------*//*!
    487  * \brief Abrupt termination of logging.
    488  * \param log		qpTestLog instance
    489  * \param result	Result code, only Crash and Timeout are allowed.
    490  * \return true if ok, false otherwise
    491  *//*--------------------------------------------------------------------*/
    492 deBool qpTestLog_terminateCase (qpTestLog* log, qpTestResult result)
    493 {
    494 	const char* resultStr = QP_LOOKUP_STRING(s_qpTestResultMap, result);
    495 
    496 	DE_ASSERT(log);
    497 	DE_ASSERT(result == QP_TEST_RESULT_CRASH || result == QP_TEST_RESULT_TIMEOUT);
    498 
    499 	deMutex_lock(log->lock);
    500 
    501 	if (!log->isCaseOpen)
    502 	{
    503 		deMutex_unlock(log->lock);
    504 		return DE_FALSE; /* Soft error. This is called from error handler. */
    505 	}
    506 
    507 	/* Flush XML and write #terminateTestCaseResult. */
    508 	qpXmlWriter_flush(log->writer);
    509 	fprintf(log->outputFile, "\n#terminateTestCaseResult %s\n", resultStr);
    510 	qpTestLog_flushFile(log);
    511 
    512 	log->isCaseOpen = DE_FALSE;
    513 
    514 #if defined(DE_DEBUG)
    515 	ContainerStack_reset(&log->containerStack);
    516 #endif
    517 
    518 	deMutex_unlock(log->lock);
    519 	return DE_TRUE;
    520 }
    521 
    522 static deBool qpTestLog_writeKeyValuePair (qpTestLog* log, const char* elementName, const char* name, const char* description, const char* unit, qpKeyValueTag tag, const char* text)
    523 {
    524 	const char*		tagString = QP_LOOKUP_STRING(s_qpTagMap, tag);
    525 	qpXmlAttribute	attribs[8];
    526 	int				numAttribs = 0;
    527 
    528 	DE_ASSERT(log && elementName && text);
    529 	deMutex_lock(log->lock);
    530 
    531 	/* Fill in attributes. */
    532 	if (name)			attribs[numAttribs++] = qpSetStringAttrib("Name", name);
    533 	if (description)	attribs[numAttribs++] = qpSetStringAttrib("Description", description);
    534 	if (tagString)		attribs[numAttribs++] = qpSetStringAttrib("Tag", tagString);
    535 	if (unit)			attribs[numAttribs++] = qpSetStringAttrib("Unit", unit);
    536 
    537 	if (!qpXmlWriter_startElement(log->writer, elementName, numAttribs, attribs) ||
    538 		!qpXmlWriter_writeString(log->writer, text) ||
    539 		!qpXmlWriter_endElement(log->writer, elementName))
    540 	{
    541 		qpPrintf("qpTestLog_writeKeyValuePair(): Writing XML failed\n");
    542 		deMutex_unlock(log->lock);
    543 		return DE_FALSE;
    544 	}
    545 
    546 	deMutex_unlock(log->lock);
    547 	return DE_TRUE;
    548 }
    549 
    550 /*--------------------------------------------------------------------*//*!
    551  * \brief Write a message to output log
    552  * \param log		qpTestLog instance
    553  * \param format	Format string of message
    554  * \param ...		Parameters for message
    555  * \return true if ok, false otherwise
    556  *//*--------------------------------------------------------------------*/
    557 deBool qpTestLog_writeMessage (qpTestLog* log, const char* format, ...)
    558 {
    559 	char	buffer[1024];
    560 	va_list	args;
    561 
    562 	/* \todo [petri] Handle buffer overflows! */
    563 
    564 	va_start(args, format);
    565 	buffer[DE_LENGTH_OF_ARRAY(buffer) - 1] = 0;
    566 	vsnprintf(buffer, sizeof(buffer), format, args);
    567 	va_end(args);
    568 
    569 	printf("%s\n", buffer);
    570 
    571 	/* <Text>text</Text> */
    572 	return qpTestLog_writeKeyValuePair(log, "Text", DE_NULL, DE_NULL, DE_NULL, QP_KEY_TAG_LAST, buffer);
    573 }
    574 
    575 /*--------------------------------------------------------------------*//*!
    576  * \brief Write key-value-pair into log
    577  * \param log			qpTestLog instance
    578  * \param name			Unique identifier for entry
    579  * \param description	Human readable description
    580  * \param tag			Optional tag
    581  * \param value			Value of the key-value-pair
    582  * \return true if ok, false otherwise
    583  *//*--------------------------------------------------------------------*/
    584 deBool qpTestLog_writeText (qpTestLog* log, const char* name, const char* description, qpKeyValueTag tag, const char* text)
    585 {
    586 	/* <Text Name="name" Description="description" Tag="tag">text</Text> */
    587 	return qpTestLog_writeKeyValuePair(log, "Text", name, description, DE_NULL, tag, text);
    588 }
    589 
    590 /*--------------------------------------------------------------------*//*!
    591  * \brief Write key-value-pair into log
    592  * \param log			qpTestLog instance
    593  * \param name			Unique identifier for entry
    594  * \param description	Human readable description
    595  * \param tag			Optional tag
    596  * \param value			Value of the key-value-pair
    597  * \return true if ok, false otherwise
    598  *//*--------------------------------------------------------------------*/
    599 deBool qpTestLog_writeInteger (qpTestLog* log, const char* name, const char* description, const char* unit, qpKeyValueTag tag, deInt64 value)
    600 {
    601 	char tmpString[64];
    602 	int64ToString(value, tmpString);
    603 
    604 	printf("%s = %lld %s\n", description, (signed long long)value, unit ? unit : "");
    605 
    606 	/* <Number Name="name" Description="description" Tag="Performance">15</Number> */
    607 	return qpTestLog_writeKeyValuePair(log, "Number", name, description, unit, tag, tmpString);
    608 }
    609 
    610 /*--------------------------------------------------------------------*//*!
    611  * \brief Write key-value-pair into log
    612  * \param log			qpTestLog instance
    613  * \param name			Unique identifier for entry
    614  * \param description	Human readable description
    615  * \param tag			Optional tag
    616  * \param value			Value of the key-value-pair
    617  * \return true if ok, false otherwise
    618  *//*--------------------------------------------------------------------*/
    619 deBool qpTestLog_writeFloat (qpTestLog* log, const char* name, const char* description, const char* unit, qpKeyValueTag tag, float value)
    620 {
    621 	char tmpString[64];
    622 	floatToString(value, tmpString, sizeof(tmpString));
    623 
    624 	printf("%s = %f %s\n", description, value, unit ? unit : "");
    625 
    626 	/* <Number Name="name" Description="description" Tag="Performance">15</Number> */
    627 	return qpTestLog_writeKeyValuePair(log, "Number", name, description, unit, tag, tmpString);
    628 }
    629 
    630 typedef struct Buffer_s
    631 {
    632 	size_t		capacity;
    633 	size_t		size;
    634 	deUint8*	data;
    635 } Buffer;
    636 
    637 void Buffer_init (Buffer* buffer)
    638 {
    639 	buffer->capacity	= 0;
    640 	buffer->size		= 0;
    641 	buffer->data		= DE_NULL;
    642 }
    643 
    644 void Buffer_deinit (Buffer* buffer)
    645 {
    646 	deFree(buffer->data);
    647 	Buffer_init(buffer);
    648 }
    649 
    650 deBool Buffer_resize (Buffer* buffer, size_t newSize)
    651 {
    652 	/* Grow buffer if necessary. */
    653 	if (newSize > buffer->capacity)
    654 	{
    655 		size_t		newCapacity	= (size_t)deAlign32(deMax32(2*(int)buffer->capacity, (int)newSize), 512);
    656 		deUint8*	newData		= (deUint8*)deMalloc(newCapacity);
    657 		if (!newData)
    658 			return DE_FALSE;
    659 
    660 		memcpy(newData, buffer->data, buffer->size);
    661 		deFree(buffer->data);
    662 		buffer->data		= newData;
    663 		buffer->capacity	= newCapacity;
    664 	}
    665 
    666 	buffer->size = newSize;
    667 	return DE_TRUE;
    668 }
    669 
    670 deBool Buffer_append (Buffer* buffer, const deUint8* data, size_t numBytes)
    671 {
    672 	size_t offset = buffer->size;
    673 
    674 	if (!Buffer_resize(buffer, buffer->size + numBytes))
    675 		return DE_FALSE;
    676 
    677 	/* Append bytes. */
    678 	memcpy(&buffer->data[offset], data, numBytes);
    679 	return DE_TRUE;
    680 }
    681 
    682 #if defined(QP_SUPPORT_PNG)
    683 void pngWriteData (png_structp png, png_bytep dataPtr, png_size_t numBytes)
    684 {
    685 	Buffer* buffer = (Buffer*)png_get_io_ptr(png);
    686 	if (!Buffer_append(buffer, (const deUint8*)dataPtr, numBytes))
    687 		png_error(png, "unable to resize PNG write buffer!");
    688 }
    689 
    690 void pngFlushData (png_structp png)
    691 {
    692 	DE_UNREF(png);
    693 	/* nada */
    694 }
    695 
    696 static deBool writeCompressedPNG (png_structp png, png_infop info, png_byte** rowPointers, int width, int height, int colorFormat)
    697 {
    698 	if (setjmp(png_jmpbuf(png)) == 0)
    699 	{
    700 		/* Write data. */
    701 		png_set_IHDR(png, info, (png_uint_32)width, (png_uint_32)height,
    702 			8,
    703 			colorFormat,
    704 			PNG_INTERLACE_NONE,
    705 			PNG_COMPRESSION_TYPE_BASE,
    706 			PNG_FILTER_TYPE_BASE);
    707 		png_write_info(png, info);
    708 		png_write_image(png, rowPointers);
    709 		png_write_end(png, NULL);
    710 
    711 		return DE_TRUE;
    712 	}
    713 	else
    714 		return DE_FALSE;
    715 }
    716 
    717 static deBool compressImagePNG (Buffer* buffer, qpImageFormat imageFormat, int width, int height, int rowStride, const void* data)
    718 {
    719 	deBool			compressOk		= DE_FALSE;
    720 	png_structp		png				= DE_NULL;
    721 	png_infop		info			= DE_NULL;
    722 	png_byte**		rowPointers		= DE_NULL;
    723 	deBool			hasAlpha		= imageFormat == QP_IMAGE_FORMAT_RGBA8888;
    724 	int				ndx;
    725 
    726 	/* Handle format. */
    727 	DE_ASSERT(imageFormat == QP_IMAGE_FORMAT_RGB888 || imageFormat == QP_IMAGE_FORMAT_RGBA8888);
    728 
    729 	/* Allocate & set row pointers. */
    730 	rowPointers = (png_byte**)deMalloc((size_t)height * sizeof(png_byte*));
    731 	if (!rowPointers)
    732 		return DE_FALSE;
    733 
    734 	for (ndx = 0; ndx < height; ndx++)
    735 		rowPointers[ndx] = (png_byte*)((const deUint8*)data + ndx*rowStride);
    736 
    737 	/* Initialize PNG compressor. */
    738 	png = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
    739 	info = png ? png_create_info_struct(png) : DE_NULL;
    740 	if (png && info)
    741 	{
    742 		/* Set our own write function. */
    743 		png_set_write_fn(png, buffer, pngWriteData, pngFlushData);
    744 
    745 		compressOk = writeCompressedPNG(png, info, rowPointers, width, height,
    746 										hasAlpha ? PNG_COLOR_TYPE_RGBA : PNG_COLOR_TYPE_RGB);
    747 	}
    748 
    749 	/* Cleanup & return. */
    750 	if (png && info)
    751 	{
    752 		png_destroy_info_struct(png, &info);
    753 		png_destroy_write_struct(&png, DE_NULL);
    754 	}
    755 	else if (png)
    756 		png_destroy_write_struct(&png, &info);
    757 
    758 	deFree(rowPointers);
    759 	return compressOk;
    760 }
    761 #endif /* QP_SUPPORT_PNG */
    762 
    763 /*--------------------------------------------------------------------*//*!
    764  * \brief Start image set
    765  * \param log			qpTestLog instance
    766  * \param name			Unique identifier for the set
    767  * \param description	Human readable description
    768  * \return true if ok, false otherwise
    769  *//*--------------------------------------------------------------------*/
    770 deBool qpTestLog_startImageSet (qpTestLog* log, const char* name, const char* description)
    771 {
    772 	qpXmlAttribute	attribs[4];
    773 	int				numAttribs = 0;
    774 
    775 	DE_ASSERT(log && name);
    776 	deMutex_lock(log->lock);
    777 
    778 	attribs[numAttribs++] = qpSetStringAttrib("Name", name);
    779 	if (description)
    780 		attribs[numAttribs++] = qpSetStringAttrib("Description", description);
    781 
    782 	/* <ImageSet Name="<name>"> */
    783 	if (!qpXmlWriter_startElement(log->writer, "ImageSet", numAttribs, attribs))
    784 	{
    785 		qpPrintf("qpTestLog_startImageSet(): Writing XML failed\n");
    786 		deMutex_unlock(log->lock);
    787 		return DE_FALSE;
    788 	}
    789 
    790 	DE_ASSERT(ContainerStack_push(&log->containerStack, CONTAINERTYPE_IMAGESET));
    791 
    792 	deMutex_unlock(log->lock);
    793 	return DE_TRUE;
    794 }
    795 
    796 /*--------------------------------------------------------------------*//*!
    797  * \brief End image set
    798  * \param log			qpTestLog instance
    799  * \return true if ok, false otherwise
    800  *//*--------------------------------------------------------------------*/
    801 deBool qpTestLog_endImageSet (qpTestLog* log)
    802 {
    803 	DE_ASSERT(log);
    804 	deMutex_lock(log->lock);
    805 
    806 	/* <ImageSet Name="<name>"> */
    807 	if (!qpXmlWriter_endElement(log->writer, "ImageSet"))
    808 	{
    809 		qpPrintf("qpTestLog_endImageSet(): Writing XML failed\n");
    810 		deMutex_unlock(log->lock);
    811 		return DE_FALSE;
    812 	}
    813 
    814 	DE_ASSERT(ContainerStack_pop(&log->containerStack) == CONTAINERTYPE_IMAGESET);
    815 
    816 	deMutex_unlock(log->lock);
    817 	return DE_TRUE;
    818 }
    819 
    820 /*--------------------------------------------------------------------*//*!
    821  * \brief Write base64 encoded raw image data into log
    822  * \param log				qpTestLog instance
    823  * \param name				Unique name (matching names can be compared across BatchResults).
    824  * \param description		Textual description (shown in Candy).
    825  * \param compressionMode	Compression mode
    826  * \param imageFormat		Color format
    827  * \param width				Width in pixels
    828  * \param height			Height in pixels
    829  * \param stride			Data stride (offset between rows)
    830  * \param data				Pointer to pixel data
    831  * \return 0 if OK, otherwise <0
    832  *//*--------------------------------------------------------------------*/
    833 deBool qpTestLog_writeImage	(
    834 	qpTestLog*				log,
    835 	const char*				name,
    836 	const char*				description,
    837 	qpImageCompressionMode	compressionMode,
    838 	qpImageFormat			imageFormat,
    839 	int						width,
    840 	int						height,
    841 	int						stride,
    842 	const void*				data)
    843 {
    844 	char			widthStr[32];
    845 	char			heightStr[32];
    846 	qpXmlAttribute	attribs[8];
    847 	int				numAttribs			= 0;
    848 	Buffer			compressedBuffer;
    849 	const void*		writeDataPtr		= DE_NULL;
    850 	size_t			writeDataBytes		= ~(size_t)0;
    851 
    852 	DE_ASSERT(log && name);
    853 	DE_ASSERT(deInRange32(width, 1, 16384));
    854 	DE_ASSERT(deInRange32(height, 1, 16384));
    855 	DE_ASSERT(data);
    856 
    857 	if (log->flags & QP_TEST_LOG_EXCLUDE_IMAGES)
    858 		return DE_TRUE; /* Image not logged. */
    859 
    860 	Buffer_init(&compressedBuffer);
    861 
    862 	/* BEST compression mode defaults to PNG. */
    863 	if (compressionMode == QP_IMAGE_COMPRESSION_MODE_BEST)
    864 	{
    865 #if defined(QP_SUPPORT_PNG)
    866 		compressionMode = QP_IMAGE_COMPRESSION_MODE_PNG;
    867 #else
    868 		compressionMode = QP_IMAGE_COMPRESSION_MODE_NONE;
    869 #endif
    870 	}
    871 
    872 #if defined(QP_SUPPORT_PNG)
    873 	/* Try storing with PNG compression. */
    874 	if (compressionMode == QP_IMAGE_COMPRESSION_MODE_PNG)
    875 	{
    876 		deBool compressOk = compressImagePNG(&compressedBuffer, imageFormat, width, height, stride, data);
    877 		if (compressOk)
    878 		{
    879 			writeDataPtr	= compressedBuffer.data;
    880 			writeDataBytes	= compressedBuffer.size;
    881 		}
    882 		else
    883 		{
    884 			/* Fall-back to default compression. */
    885 			qpPrintf("WARNING: PNG compression failed -- storing image uncompressed.\n");
    886 			compressionMode	= QP_IMAGE_COMPRESSION_MODE_NONE;
    887 		}
    888 	}
    889 #endif
    890 
    891 	/* Handle image compression. */
    892 	switch (compressionMode)
    893 	{
    894 		case QP_IMAGE_COMPRESSION_MODE_NONE:
    895 		{
    896 			int pixelSize		= imageFormat == QP_IMAGE_FORMAT_RGB888 ? 3 : 4;
    897 			int packedStride	= pixelSize*width;
    898 
    899 			if (packedStride == stride)
    900 				writeDataPtr = data;
    901 			else
    902 			{
    903 				/* Need to re-pack pixels. */
    904 				if (Buffer_resize(&compressedBuffer, (size_t)(packedStride*height)))
    905 				{
    906 					int row;
    907 					for (row = 0; row < height; row++)
    908 						memcpy(&compressedBuffer.data[packedStride*row], &((const deUint8*)data)[row*stride], (size_t)(pixelSize*width));
    909 				}
    910 				else
    911 				{
    912 					qpPrintf("ERROR: Failed to pack pixels for writing.\n");
    913 					Buffer_deinit(&compressedBuffer);
    914 					return DE_FALSE;
    915 				}
    916 			}
    917 
    918 			writeDataBytes = (size_t)(packedStride*height);
    919 			break;
    920 		}
    921 
    922 #if defined(QP_SUPPORT_PNG)
    923 		case QP_IMAGE_COMPRESSION_MODE_PNG:
    924 			DE_ASSERT(writeDataPtr); /* Already handled. */
    925 			break;
    926 #endif
    927 
    928 		default:
    929 			qpPrintf("qpTestLog_writeImage(): Unknown compression mode: %s\n", QP_LOOKUP_STRING(s_qpImageCompressionModeMap, compressionMode));
    930 			Buffer_deinit(&compressedBuffer);
    931 			return DE_FALSE;
    932 	}
    933 
    934 	/* Fill in attributes. */
    935 	int32ToString(width, widthStr);
    936 	int32ToString(height, heightStr);
    937 	attribs[numAttribs++] = qpSetStringAttrib("Name", name);
    938 	attribs[numAttribs++] = qpSetStringAttrib("Width", widthStr);
    939 	attribs[numAttribs++] = qpSetStringAttrib("Height", heightStr);
    940 	attribs[numAttribs++] = qpSetStringAttrib("Format", QP_LOOKUP_STRING(s_qpImageFormatMap, imageFormat));
    941 	attribs[numAttribs++] = qpSetStringAttrib("CompressionMode", QP_LOOKUP_STRING(s_qpImageCompressionModeMap, compressionMode));
    942 	if (description) attribs[numAttribs++] = qpSetStringAttrib("Description", description);
    943 
    944 	/* \note Log lock is acquired after compression! */
    945 	deMutex_lock(log->lock);
    946 
    947 	/* <Image ID="result" Name="Foobar" Width="640" Height="480" Format="RGB888" CompressionMode="None">base64 data</Image> */
    948 	if (!qpXmlWriter_startElement(log->writer, "Image", numAttribs, attribs) ||
    949 		!qpXmlWriter_writeBase64(log->writer, (const deUint8*)writeDataPtr, writeDataBytes) ||
    950 		!qpXmlWriter_endElement(log->writer, "Image"))
    951 	{
    952 		qpPrintf("qpTestLog_writeImage(): Writing XML failed\n");
    953 		deMutex_unlock(log->lock);
    954 		Buffer_deinit(&compressedBuffer);
    955 		return DE_FALSE;
    956 	}
    957 
    958 	deMutex_unlock(log->lock);
    959 
    960 	/* Free compressed data if allocated. */
    961 	Buffer_deinit(&compressedBuffer);
    962 
    963 	return DE_TRUE;
    964 }
    965 
    966 /*--------------------------------------------------------------------*//*!
    967  * \brief Write a OpenGL ES shader program into the log.
    968  * \param linkOk			Shader program link result, false on failure
    969  * \param linkInfoLog		Implementation provided linkage log
    970  *//*--------------------------------------------------------------------*/
    971 deBool qpTestLog_startShaderProgram (qpTestLog* log, deBool linkOk, const char* linkInfoLog)
    972 {
    973 	qpXmlAttribute	programAttribs[4];
    974 	int				numProgramAttribs = 0;
    975 
    976 	DE_ASSERT(log);
    977 	deMutex_lock(log->lock);
    978 
    979 	programAttribs[numProgramAttribs++] = qpSetStringAttrib("LinkStatus", linkOk ? "OK" : "Fail");
    980 
    981 	if (!qpXmlWriter_startElement(log->writer, "ShaderProgram", numProgramAttribs, programAttribs) ||
    982 		!qpXmlWriter_writeStringElement(log->writer, "InfoLog", linkInfoLog))
    983 	{
    984 		qpPrintf("qpTestLog_startShaderProgram(): Writing XML failed\n");
    985 		deMutex_unlock(log->lock);
    986 		return DE_FALSE;
    987 	}
    988 
    989 	DE_ASSERT(ContainerStack_push(&log->containerStack, CONTAINERTYPE_SHADERPROGRAM));
    990 
    991 	deMutex_unlock(log->lock);
    992 	return DE_TRUE;
    993 }
    994 
    995 /*--------------------------------------------------------------------*//*!
    996  * \brief End shader program
    997  * \param log			qpTestLog instance
    998  * \return true if ok, false otherwise
    999  *//*--------------------------------------------------------------------*/
   1000 deBool qpTestLog_endShaderProgram (qpTestLog* log)
   1001 {
   1002 	DE_ASSERT(log);
   1003 	deMutex_lock(log->lock);
   1004 
   1005 	/* </ShaderProgram> */
   1006 	if (!qpXmlWriter_endElement(log->writer, "ShaderProgram"))
   1007 	{
   1008 		qpPrintf("qpTestLog_endShaderProgram(): Writing XML failed\n");
   1009 		deMutex_unlock(log->lock);
   1010 		return DE_FALSE;
   1011 	}
   1012 
   1013 	DE_ASSERT(ContainerStack_pop(&log->containerStack) == CONTAINERTYPE_SHADERPROGRAM);
   1014 
   1015 	deMutex_unlock(log->lock);
   1016 	return DE_TRUE;
   1017 }
   1018 
   1019 /*--------------------------------------------------------------------*//*!
   1020  * \brief Write a OpenGL ES shader into the log.
   1021  * \param type				Shader type
   1022  * \param source	 		Shader source
   1023  * \param compileOk			Shader compilation result, false on failure
   1024  * \param infoLog			Implementation provided shader compilation log
   1025  *//*--------------------------------------------------------------------*/
   1026 deBool qpTestLog_writeShader (qpTestLog* log, qpShaderType type, const char* source, deBool compileOk, const char* infoLog)
   1027 {
   1028 	const char*		tagName				= QP_LOOKUP_STRING(s_qpShaderTypeMap, type);
   1029 	const char*		sourceStr			= ((log->flags & QP_TEST_LOG_EXCLUDE_SHADER_SOURCES) == 0 || !compileOk) ? source : "";
   1030 	int				numShaderAttribs	= 0;
   1031 	qpXmlAttribute	shaderAttribs[4];
   1032 
   1033 	DE_ASSERT(log && source);
   1034 	DE_ASSERT(ContainerStack_getTop(&log->containerStack) == CONTAINERTYPE_SHADERPROGRAM);
   1035 	deMutex_lock(log->lock);
   1036 
   1037 	shaderAttribs[numShaderAttribs++]	= qpSetStringAttrib("CompileStatus", compileOk ? "OK" : "Fail");
   1038 
   1039 	if (!qpXmlWriter_startElement(log->writer, tagName, numShaderAttribs, shaderAttribs) ||
   1040 		!qpXmlWriter_writeStringElement(log->writer, "ShaderSource", sourceStr) ||
   1041 		!qpXmlWriter_writeStringElement(log->writer, "InfoLog", infoLog) ||
   1042 		!qpXmlWriter_endElement(log->writer, tagName))
   1043 	{
   1044 		qpPrintf("qpTestLog_writeShader(): Writing XML failed\n");
   1045 		deMutex_unlock(log->lock);
   1046 		return DE_FALSE;
   1047 	}
   1048 
   1049 	deMutex_unlock(log->lock);
   1050 	return DE_TRUE;
   1051 }
   1052 
   1053 /*--------------------------------------------------------------------*//*!
   1054  * \brief Start writing a set of EGL configurations into the log.
   1055  *//*--------------------------------------------------------------------*/
   1056 deBool qpTestLog_startEglConfigSet (qpTestLog* log, const char* name, const char* description)
   1057 {
   1058 	qpXmlAttribute	attribs[4];
   1059 	int				numAttribs = 0;
   1060 
   1061 	DE_ASSERT(log && name);
   1062 	deMutex_lock(log->lock);
   1063 
   1064 	attribs[numAttribs++] = qpSetStringAttrib("Name", name);
   1065 	if (description)
   1066 		attribs[numAttribs++] = qpSetStringAttrib("Description", description);
   1067 
   1068 	/* <EglConfigSet Name="<name>"> */
   1069 	if (!qpXmlWriter_startElement(log->writer, "EglConfigSet", numAttribs, attribs))
   1070 	{
   1071 		qpPrintf("qpTestLog_startEglImageSet(): Writing XML failed\n");
   1072 		deMutex_unlock(log->lock);
   1073 		return DE_FALSE;
   1074 	}
   1075 
   1076 	DE_ASSERT(ContainerStack_push(&log->containerStack, CONTAINERTYPE_EGLCONFIGSET));
   1077 
   1078 	deMutex_unlock(log->lock);
   1079 	return DE_TRUE;
   1080 }
   1081 
   1082 /*--------------------------------------------------------------------*//*!
   1083  * \brief End an EGL config set
   1084  *//*--------------------------------------------------------------------*/
   1085 deBool qpTestLog_endEglConfigSet (qpTestLog* log)
   1086 {
   1087 	DE_ASSERT(log);
   1088 	deMutex_lock(log->lock);
   1089 
   1090 	/* <EglConfigSet Name="<name>"> */
   1091 	if (!qpXmlWriter_endElement(log->writer, "EglConfigSet"))
   1092 	{
   1093 		qpPrintf("qpTestLog_endEglImageSet(): Writing XML failed\n");
   1094 		deMutex_unlock(log->lock);
   1095 		return DE_FALSE;
   1096 	}
   1097 
   1098 	DE_ASSERT(ContainerStack_pop(&log->containerStack) == CONTAINERTYPE_EGLCONFIGSET);
   1099 
   1100 	deMutex_unlock(log->lock);
   1101 	return DE_TRUE;
   1102 }
   1103 
   1104 /*--------------------------------------------------------------------*//*!
   1105  * \brief Write an EGL config inside an EGL config set
   1106  * \see   qpElgConfigInfo for details
   1107  *//*--------------------------------------------------------------------*/
   1108 deBool qpTestLog_writeEglConfig (qpTestLog* log, const qpEglConfigInfo* config)
   1109 {
   1110 	qpXmlAttribute	attribs[64];
   1111 	int				numAttribs = 0;
   1112 
   1113 	DE_ASSERT(log && config);
   1114 	deMutex_lock(log->lock);
   1115 
   1116 	attribs[numAttribs++] = qpSetIntAttrib		("BufferSize", config->bufferSize);
   1117 	attribs[numAttribs++] = qpSetIntAttrib		("RedSize", config->redSize);
   1118 	attribs[numAttribs++] = qpSetIntAttrib		("GreenSize", config->greenSize);
   1119 	attribs[numAttribs++] = qpSetIntAttrib		("BlueSize", config->blueSize);
   1120 	attribs[numAttribs++] = qpSetIntAttrib		("LuminanceSize", config->luminanceSize);
   1121 	attribs[numAttribs++] = qpSetIntAttrib		("AlphaSize", config->alphaSize);
   1122 	attribs[numAttribs++] = qpSetIntAttrib		("AlphaMaskSize", config->alphaMaskSize);
   1123 	attribs[numAttribs++] = qpSetBoolAttrib		("BindToTextureRGB", config->bindToTextureRGB);
   1124 	attribs[numAttribs++] = qpSetBoolAttrib		("BindToTextureRGBA", config->bindToTextureRGBA);
   1125 	attribs[numAttribs++] = qpSetStringAttrib	("ColorBufferType", config->colorBufferType);
   1126 	attribs[numAttribs++] = qpSetStringAttrib	("ConfigCaveat", config->configCaveat);
   1127 	attribs[numAttribs++] = qpSetIntAttrib		("ConfigID", config->configID);
   1128 	attribs[numAttribs++] = qpSetStringAttrib	("Conformant", config->conformant);
   1129 	attribs[numAttribs++] = qpSetIntAttrib		("DepthSize", config->depthSize);
   1130 	attribs[numAttribs++] = qpSetIntAttrib		("Level", config->level);
   1131 	attribs[numAttribs++] = qpSetIntAttrib		("MaxPBufferWidth", config->maxPBufferWidth);
   1132 	attribs[numAttribs++] = qpSetIntAttrib		("MaxPBufferHeight", config->maxPBufferHeight);
   1133 	attribs[numAttribs++] = qpSetIntAttrib		("MaxPBufferPixels", config->maxPBufferPixels);
   1134 	attribs[numAttribs++] = qpSetIntAttrib		("MaxSwapInterval", config->maxSwapInterval);
   1135 	attribs[numAttribs++] = qpSetIntAttrib		("MinSwapInterval", config->minSwapInterval);
   1136 	attribs[numAttribs++] = qpSetBoolAttrib		("NativeRenderable", config->nativeRenderable);
   1137 	attribs[numAttribs++] = qpSetStringAttrib	("RenderableType", config->renderableType);
   1138 	attribs[numAttribs++] = qpSetIntAttrib		("SampleBuffers", config->sampleBuffers);
   1139 	attribs[numAttribs++] = qpSetIntAttrib		("Samples", config->samples);
   1140 	attribs[numAttribs++] = qpSetIntAttrib		("StencilSize", config->stencilSize);
   1141 	attribs[numAttribs++] = qpSetStringAttrib	("SurfaceTypes", config->surfaceTypes);
   1142 	attribs[numAttribs++] = qpSetStringAttrib	("TransparentType", config->transparentType);
   1143 	attribs[numAttribs++] = qpSetIntAttrib		("TransparentRedValue", config->transparentRedValue);
   1144 	attribs[numAttribs++] = qpSetIntAttrib		("TransparentGreenValue", config->transparentGreenValue);
   1145 	attribs[numAttribs++] = qpSetIntAttrib		("TransparentBlueValue", config->transparentBlueValue);
   1146 	DE_ASSERT(numAttribs <= DE_LENGTH_OF_ARRAY(attribs));
   1147 
   1148 	if (!qpXmlWriter_startElement(log->writer, "EglConfig", numAttribs, attribs) ||
   1149 		!qpXmlWriter_endElement(log->writer, "EglConfig"))
   1150 	{
   1151 		qpPrintf("qpTestLog_writeEglConfig(): Writing XML failed\n");
   1152 		deMutex_unlock(log->lock);
   1153 		return DE_FALSE;
   1154 	}
   1155 
   1156 	deMutex_unlock(log->lock);
   1157 	return DE_TRUE;
   1158 }
   1159 
   1160 /*--------------------------------------------------------------------*//*!
   1161  * \brief Start section in log.
   1162  * \param log			qpTestLog instance
   1163  * \param name			Section name
   1164  * \param description	Human readable description
   1165  * \return true if ok, false otherwise
   1166  *//*--------------------------------------------------------------------*/
   1167 deBool qpTestLog_startSection (qpTestLog* log, const char* name, const char* description)
   1168 {
   1169 	qpXmlAttribute	attribs[2];
   1170 	int				numAttribs = 0;
   1171 
   1172 	DE_ASSERT(log && name);
   1173 	deMutex_lock(log->lock);
   1174 
   1175 	attribs[numAttribs++] = qpSetStringAttrib("Name", name);
   1176 	if (description)
   1177 		attribs[numAttribs++] = qpSetStringAttrib("Description", description);
   1178 
   1179 	/* <Section Name="<name>" Description="<description>"> */
   1180 	if (!qpXmlWriter_startElement(log->writer, "Section", numAttribs, attribs))
   1181 	{
   1182 		qpPrintf("qpTestLog_startSection(): Writing XML failed\n");
   1183 		deMutex_unlock(log->lock);
   1184 		return DE_FALSE;
   1185 	}
   1186 
   1187 	DE_ASSERT(ContainerStack_push(&log->containerStack, CONTAINERTYPE_SECTION));
   1188 
   1189 	deMutex_unlock(log->lock);
   1190 	return DE_TRUE;
   1191 }
   1192 
   1193 /*--------------------------------------------------------------------*//*!
   1194  * \brief End section in log.
   1195  * \param log			qpTestLog instance
   1196  * \return true if ok, false otherwise
   1197  *//*--------------------------------------------------------------------*/
   1198 deBool qpTestLog_endSection (qpTestLog* log)
   1199 {
   1200 	DE_ASSERT(log);
   1201 	deMutex_lock(log->lock);
   1202 
   1203 	/* </Section> */
   1204 	if (!qpXmlWriter_endElement(log->writer, "Section"))
   1205 	{
   1206 		qpPrintf("qpTestLog_endSection(): Writing XML failed\n");
   1207 		deMutex_unlock(log->lock);
   1208 		return DE_FALSE;
   1209 	}
   1210 
   1211 	DE_ASSERT(ContainerStack_pop(&log->containerStack) == CONTAINERTYPE_SECTION);
   1212 
   1213 	deMutex_unlock(log->lock);
   1214 	return DE_TRUE;
   1215 }
   1216 
   1217 /*--------------------------------------------------------------------*//*!
   1218  * \brief Write OpenCL compute kernel source into the log.
   1219  *//*--------------------------------------------------------------------*/
   1220 deBool qpTestLog_writeKernelSource (qpTestLog* log, const char* source)
   1221 {
   1222 	const char*		sourceStr	= (log->flags & QP_TEST_LOG_EXCLUDE_SHADER_SOURCES) != 0 ? "" : source;
   1223 
   1224 	DE_ASSERT(log);
   1225 	deMutex_lock(log->lock);
   1226 
   1227 	if (!qpXmlWriter_writeStringElement(log->writer, "KernelSource", sourceStr))
   1228 	{
   1229 		qpPrintf("qpTestLog_writeKernelSource(): Writing XML failed\n");
   1230 		deMutex_unlock(log->lock);
   1231 		return DE_FALSE;
   1232 	}
   1233 
   1234 	deMutex_unlock(log->lock);
   1235 	return DE_TRUE;
   1236 }
   1237 
   1238 /*--------------------------------------------------------------------*//*!
   1239  * \brief Write a SPIR-V module assembly source into the log.
   1240  *//*--------------------------------------------------------------------*/
   1241 deBool qpTestLog_writeSpirVAssemblySource (qpTestLog* log, const char* source)
   1242 {
   1243 	DE_ASSERT(log);
   1244 	DE_ASSERT(ContainerStack_getTop(&log->containerStack) == CONTAINERTYPE_SHADERPROGRAM);
   1245 	deMutex_lock(log->lock);
   1246 
   1247 	if (!qpXmlWriter_writeStringElement(log->writer, "SpirVAssemblySource", source))
   1248 	{
   1249 		qpPrintf("qpTestLog_writeSpirVAssemblySource(): Writing XML failed\n");
   1250 		deMutex_unlock(log->lock);
   1251 		return DE_FALSE;
   1252 	}
   1253 
   1254 	deMutex_unlock(log->lock);
   1255 	return DE_TRUE;
   1256 }
   1257 
   1258 /*--------------------------------------------------------------------*//*!
   1259  * \brief Write OpenCL kernel compilation results into the log
   1260  *//*--------------------------------------------------------------------*/
   1261 deBool qpTestLog_writeCompileInfo (qpTestLog* log, const char* name, const char* description, deBool compileOk, const char* infoLog)
   1262 {
   1263 	int				numAttribs = 0;
   1264 	qpXmlAttribute	attribs[3];
   1265 
   1266 	DE_ASSERT(log && name && description && infoLog);
   1267 	deMutex_lock(log->lock);
   1268 
   1269 	attribs[numAttribs++] = qpSetStringAttrib("Name", name);
   1270 	attribs[numAttribs++] = qpSetStringAttrib("Description", description);
   1271 	attribs[numAttribs++] = qpSetStringAttrib("CompileStatus", compileOk ? "OK" : "Fail");
   1272 
   1273 	if (!qpXmlWriter_startElement(log->writer, "CompileInfo", numAttribs, attribs) ||
   1274 		!qpXmlWriter_writeStringElement(log->writer, "InfoLog", infoLog) ||
   1275 		!qpXmlWriter_endElement(log->writer, "CompileInfo"))
   1276 	{
   1277 		qpPrintf("qpTestLog_writeCompileInfo(): Writing XML failed\n");
   1278 		deMutex_unlock(log->lock);
   1279 		return DE_FALSE;
   1280 	}
   1281 
   1282 	deMutex_unlock(log->lock);
   1283 	return DE_TRUE;
   1284 }
   1285 
   1286 deBool qpTestLog_startSampleList (qpTestLog* log, const char* name, const char* description)
   1287 {
   1288 	int				numAttribs = 0;
   1289 	qpXmlAttribute	attribs[2];
   1290 
   1291 	DE_ASSERT(log && name && description);
   1292 	deMutex_lock(log->lock);
   1293 
   1294 	attribs[numAttribs++] = qpSetStringAttrib("Name", name);
   1295 	attribs[numAttribs++] = qpSetStringAttrib("Description", description);
   1296 
   1297 	if (!qpXmlWriter_startElement(log->writer, "SampleList", numAttribs, attribs))
   1298 	{
   1299 		qpPrintf("qpTestLog_startSampleList(): Writing XML failed\n");
   1300 		deMutex_unlock(log->lock);
   1301 		return DE_FALSE;
   1302 	}
   1303 
   1304 	DE_ASSERT(ContainerStack_push(&log->containerStack, CONTAINERTYPE_SAMPLELIST));
   1305 
   1306 	deMutex_unlock(log->lock);
   1307 	return DE_TRUE;
   1308 }
   1309 
   1310 deBool qpTestLog_startSampleInfo (qpTestLog* log)
   1311 {
   1312 	DE_ASSERT(log);
   1313 	deMutex_lock(log->lock);
   1314 
   1315 	if (!qpXmlWriter_startElement(log->writer, "SampleInfo", 0, DE_NULL))
   1316 	{
   1317 		qpPrintf("qpTestLog_startSampleInfo(): Writing XML failed\n");
   1318 		deMutex_unlock(log->lock);
   1319 		return DE_FALSE;
   1320 	}
   1321 
   1322 	DE_ASSERT(ContainerStack_push(&log->containerStack, CONTAINERTYPE_SAMPLEINFO));
   1323 
   1324 	deMutex_unlock(log->lock);
   1325 	return DE_TRUE;
   1326 }
   1327 
   1328 deBool qpTestLog_writeValueInfo (qpTestLog* log, const char* name, const char* description, const char* unit, qpSampleValueTag tag)
   1329 {
   1330 	const char*		tagName		= QP_LOOKUP_STRING(s_qpSampleValueTagMap, tag);
   1331 	int				numAttribs	= 0;
   1332 	qpXmlAttribute	attribs[4];
   1333 
   1334 	DE_ASSERT(log && name && description && tagName);
   1335 	deMutex_lock(log->lock);
   1336 
   1337 	DE_ASSERT(ContainerStack_getTop(&log->containerStack) == CONTAINERTYPE_SAMPLEINFO);
   1338 
   1339 	attribs[numAttribs++] = qpSetStringAttrib("Name", name);
   1340 	attribs[numAttribs++] = qpSetStringAttrib("Description", description);
   1341 	attribs[numAttribs++] = qpSetStringAttrib("Tag", tagName);
   1342 
   1343 	if (unit)
   1344 		attribs[numAttribs++] = qpSetStringAttrib("Unit", unit);
   1345 
   1346 	if (!qpXmlWriter_startElement(log->writer, "ValueInfo", numAttribs, attribs) ||
   1347 		!qpXmlWriter_endElement(log->writer, "ValueInfo"))
   1348 	{
   1349 		qpPrintf("qpTestLog_writeValueInfo(): Writing XML failed\n");
   1350 		deMutex_unlock(log->lock);
   1351 		return DE_FALSE;
   1352 	}
   1353 
   1354 	deMutex_unlock(log->lock);
   1355 	return DE_TRUE;
   1356 }
   1357 
   1358 deBool qpTestLog_endSampleInfo (qpTestLog* log)
   1359 {
   1360 	DE_ASSERT(log);
   1361 	deMutex_lock(log->lock);
   1362 
   1363 	if (!qpXmlWriter_endElement(log->writer, "SampleInfo"))
   1364 	{
   1365 		qpPrintf("qpTestLog_endSampleInfo(): Writing XML failed\n");
   1366 		deMutex_unlock(log->lock);
   1367 		return DE_FALSE;
   1368 	}
   1369 
   1370 	DE_ASSERT(ContainerStack_pop(&log->containerStack) == CONTAINERTYPE_SAMPLEINFO);
   1371 
   1372 	deMutex_unlock(log->lock);
   1373 	return DE_TRUE;
   1374 }
   1375 
   1376 deBool qpTestLog_startSample (qpTestLog* log)
   1377 {
   1378 	DE_ASSERT(log);
   1379 	deMutex_lock(log->lock);
   1380 
   1381 	DE_ASSERT(ContainerStack_getTop(&log->containerStack) == CONTAINERTYPE_SAMPLELIST);
   1382 
   1383 	if (!qpXmlWriter_startElement(log->writer, "Sample", 0, DE_NULL))
   1384 	{
   1385 		qpPrintf("qpTestLog_startSample(): Writing XML failed\n");
   1386 		deMutex_unlock(log->lock);
   1387 		return DE_FALSE;
   1388 	}
   1389 
   1390 	DE_ASSERT(ContainerStack_push(&log->containerStack, CONTAINERTYPE_SAMPLE));
   1391 
   1392 	deMutex_unlock(log->lock);
   1393 	return DE_TRUE;
   1394 }
   1395 
   1396 deBool qpTestLog_writeValueFloat (qpTestLog* log, double value)
   1397 {
   1398 	char tmpString[512];
   1399 	doubleToString(value, tmpString, (int)sizeof(tmpString));
   1400 
   1401 	deMutex_lock(log->lock);
   1402 
   1403 	DE_ASSERT(ContainerStack_getTop(&log->containerStack) == CONTAINERTYPE_SAMPLE);
   1404 
   1405 	if (!qpXmlWriter_writeStringElement(log->writer, "Value", &tmpString[0]))
   1406 	{
   1407 		qpPrintf("qpTestLog_writeSampleValue(): Writing XML failed\n");
   1408 		deMutex_unlock(log->lock);
   1409 		return DE_FALSE;
   1410 	}
   1411 
   1412 	deMutex_unlock(log->lock);
   1413 	return DE_TRUE;
   1414 }
   1415 
   1416 deBool qpTestLog_writeValueInteger (qpTestLog* log, deInt64 value)
   1417 {
   1418 	char tmpString[64];
   1419 	int64ToString(value, tmpString);
   1420 
   1421 	deMutex_lock(log->lock);
   1422 
   1423 	DE_ASSERT(ContainerStack_getTop(&log->containerStack) == CONTAINERTYPE_SAMPLE);
   1424 
   1425 	if (!qpXmlWriter_writeStringElement(log->writer, "Value", &tmpString[0]))
   1426 	{
   1427 		qpPrintf("qpTestLog_writeSampleValue(): Writing XML failed\n");
   1428 		deMutex_unlock(log->lock);
   1429 		return DE_FALSE;
   1430 	}
   1431 
   1432 	deMutex_unlock(log->lock);
   1433 	return DE_TRUE;
   1434 }
   1435 
   1436 deBool qpTestLog_endSample (qpTestLog* log)
   1437 {
   1438 	DE_ASSERT(log);
   1439 	deMutex_lock(log->lock);
   1440 
   1441 	if (!qpXmlWriter_endElement(log->writer, "Sample"))
   1442 	{
   1443 		qpPrintf("qpTestLog_endSample(): Writing XML failed\n");
   1444 		deMutex_unlock(log->lock);
   1445 		return DE_FALSE;
   1446 	}
   1447 
   1448 	DE_ASSERT(ContainerStack_pop(&log->containerStack) == CONTAINERTYPE_SAMPLE);
   1449 
   1450 	deMutex_unlock(log->lock);
   1451 	return DE_TRUE;
   1452 }
   1453 
   1454 deBool qpTestLog_endSampleList (qpTestLog* log)
   1455 {
   1456 	DE_ASSERT(log);
   1457 	deMutex_lock(log->lock);
   1458 
   1459 	if (!qpXmlWriter_endElement(log->writer, "SampleList"))
   1460 	{
   1461 		qpPrintf("qpTestLog_endSampleList(): Writing XML failed\n");
   1462 		deMutex_unlock(log->lock);
   1463 		return DE_FALSE;
   1464 	}
   1465 
   1466 	DE_ASSERT(ContainerStack_pop(&log->containerStack) == CONTAINERTYPE_SAMPLELIST);
   1467 
   1468 	deMutex_unlock(log->lock);
   1469 	return DE_TRUE;
   1470 }
   1471 
   1472 deUint32 qpTestLog_getLogFlags (const qpTestLog* log)
   1473 {
   1474 	DE_ASSERT(log);
   1475 	return log->flags;
   1476 }
   1477 
   1478 const char* qpGetTestResultName (qpTestResult result)
   1479 {
   1480 	return QP_LOOKUP_STRING(s_qpTestResultMap, result);
   1481 }
   1482