| /* |
| * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * - Neither the name of Oracle nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS |
| * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef HPROF_B_SPEC_H |
| #define HPROF_B_SPEC_H |
| |
| /* Hprof binary format enums and spec. */ |
| |
| /* Need to #define or typedef HprofId before including this file. |
| * hprof used ObjectIndex or 4 bytes, but it can be 4 or 8 byte type. |
| */ |
| |
| /* -------------------------------------------------------------------- */ |
| /* -------------------------------------------------------------------- */ |
| /* -------------------------------------------------------------------- */ |
| |
| /* |
| * hprof binary format: (result either written to a file or sent over |
| * the network). |
| * |
| * WARNING: This format is still under development, and is subject to |
| * change without notice. |
| * |
| * header "JAVA PROFILE 1.0.1" or "JAVA PROFILE 1.0.2" (0-terminated) |
| * u4 size of identifiers. Identifiers are used to represent |
| * UTF8 strings, objects, stack traces, etc. They usually |
| * have the same size as host pointers. For example, on |
| * Solaris and Win32, the size is 4. |
| * u4 high word |
| * u4 low word number of milliseconds since 0:00 GMT, 1/1/70 |
| * [record]* a sequence of records. |
| */ |
| |
| /* |
| * Record format: |
| * |
| * u1 a TAG denoting the type of the record |
| * u4 number of *microseconds* since the time stamp in the |
| * header. (wraps around in a little more than an hour) |
| * u4 number of bytes *remaining* in the record. Note that |
| * this number excludes the tag and the length field itself. |
| * [u1]* BODY of the record (a sequence of bytes) |
| */ |
| |
| /* |
| * The following TAGs are supported: |
| * |
| * TAG BODY notes |
| *---------------------------------------------------------- |
| * HPROF_UTF8 a UTF8-encoded name |
| * |
| * id name ID |
| * [u1]* UTF8 characters (no trailing zero) |
| * |
| * HPROF_LOAD_CLASS a newly loaded class |
| * |
| * u4 class serial number (> 0) |
| * id class object ID |
| * u4 stack trace serial number |
| * id class name ID |
| * |
| * HPROF_UNLOAD_CLASS an unloading class |
| * |
| * u4 class serial_number |
| * |
| * HPROF_FRAME a Java stack frame |
| * |
| * id stack frame ID |
| * id method name ID |
| * id method signature ID |
| * id source file name ID |
| * u4 class serial number |
| * i4 line number. >0: normal |
| * -1: unknown |
| * -2: compiled method |
| * -3: native method |
| * |
| * HPROF_TRACE a Java stack trace |
| * |
| * u4 stack trace serial number |
| * u4 thread serial number |
| * u4 number of frames |
| * [id]* stack frame IDs |
| * |
| * |
| * HPROF_ALLOC_SITES a set of heap allocation sites, obtained after GC |
| * |
| * u2 flags 0x0001: incremental vs. complete |
| * 0x0002: sorted by allocation vs. live |
| * 0x0004: whether to force a GC |
| * u4 cutoff ratio |
| * u4 total live bytes |
| * u4 total live instances |
| * u8 total bytes allocated |
| * u8 total instances allocated |
| * u4 number of sites that follow |
| * [u1 is_array: 0: normal object |
| * 2: object array |
| * 4: boolean array |
| * 5: char array |
| * 6: float array |
| * 7: double array |
| * 8: byte array |
| * 9: short array |
| * 10: int array |
| * 11: long array |
| * u4 class serial number (may be zero during startup) |
| * u4 stack trace serial number |
| * u4 number of bytes alive |
| * u4 number of instances alive |
| * u4 number of bytes allocated |
| * u4]* number of instance allocated |
| * |
| * HPROF_START_THREAD a newly started thread. |
| * |
| * u4 thread serial number (> 0) |
| * id thread object ID |
| * u4 stack trace serial number |
| * id thread name ID |
| * id thread group name ID |
| * id thread group parent name ID |
| * |
| * HPROF_END_THREAD a terminating thread. |
| * |
| * u4 thread serial number |
| * |
| * HPROF_HEAP_SUMMARY heap summary |
| * |
| * u4 total live bytes |
| * u4 total live instances |
| * u8 total bytes allocated |
| * u8 total instances allocated |
| * |
| * HPROF_HEAP_DUMP or HPROF_HEAP_DUMP_SEGMENT denote a heap dump |
| * |
| * [heap dump sub-records]* |
| * |
| * There are four kinds of heap dump sub-records: |
| * |
| * u1 sub-record type |
| * |
| * HPROF_GC_ROOT_UNKNOWN unknown root |
| * |
| * id object ID |
| * |
| * HPROF_GC_ROOT_THREAD_OBJ thread object |
| * |
| * id thread object ID (may be 0 for a |
| * thread newly attached through JNI) |
| * u4 thread sequence number |
| * u4 stack trace sequence number |
| * |
| * HPROF_GC_ROOT_JNI_GLOBAL JNI global ref root |
| * |
| * id object ID |
| * id JNI global ref ID |
| * |
| * HPROF_GC_ROOT_JNI_LOCAL JNI local ref |
| * |
| * id object ID |
| * u4 thread serial number |
| * u4 frame # in stack trace (-1 for empty) |
| * |
| * HPROF_GC_ROOT_JAVA_FRAME Java stack frame |
| * |
| * id object ID |
| * u4 thread serial number |
| * u4 frame # in stack trace (-1 for empty) |
| * |
| * HPROF_GC_ROOT_NATIVE_STACK Native stack |
| * |
| * id object ID |
| * u4 thread serial number |
| * |
| * HPROF_GC_ROOT_STICKY_CLASS System class |
| * |
| * id object ID |
| * |
| * HPROF_GC_ROOT_THREAD_BLOCK Reference from thread block |
| * |
| * id object ID |
| * u4 thread serial number |
| * |
| * HPROF_GC_ROOT_MONITOR_USED Busy monitor |
| * |
| * id object ID |
| * |
| * HPROF_GC_CLASS_DUMP dump of a class object |
| * |
| * id class object ID |
| * u4 stack trace serial number |
| * id super class object ID |
| * id class loader object ID |
| * id signers object ID |
| * id protection domain object ID |
| * id reserved |
| * id reserved |
| * |
| * u4 instance size (in bytes) |
| * |
| * u2 size of constant pool |
| * [u2, constant pool index, |
| * ty, type |
| * 2: object |
| * 4: boolean |
| * 5: char |
| * 6: float |
| * 7: double |
| * 8: byte |
| * 9: short |
| * 10: int |
| * 11: long |
| * vl]* and value |
| * |
| * u2 number of static fields |
| * [id, static field name, |
| * ty, type, |
| * vl]* and value |
| * |
| * u2 number of inst. fields (not inc. super) |
| * [id, instance field name, |
| * ty]* type |
| * |
| * HPROF_GC_INSTANCE_DUMP dump of a normal object |
| * |
| * id object ID |
| * u4 stack trace serial number |
| * id class object ID |
| * u4 number of bytes that follow |
| * [vl]* instance field values (class, followed |
| * by super, super's super ...) |
| * |
| * HPROF_GC_OBJ_ARRAY_DUMP dump of an object array |
| * |
| * id array object ID |
| * u4 stack trace serial number |
| * u4 number of elements |
| * id array class ID |
| * [id]* elements |
| * |
| * HPROF_GC_PRIM_ARRAY_DUMP dump of a primitive array |
| * |
| * id array object ID |
| * u4 stack trace serial number |
| * u4 number of elements |
| * u1 element type |
| * 4: boolean array |
| * 5: char array |
| * 6: float array |
| * 7: double array |
| * 8: byte array |
| * 9: short array |
| * 10: int array |
| * 11: long array |
| * [u1]* elements |
| * |
| * HPROF_HEAP_DUMP_END terminates series of heap dump segments |
| * |
| * HPROF_CPU_SAMPLES a set of sample traces of running threads |
| * |
| * u4 total number of samples |
| * u4 # of traces |
| * [u4 # of samples |
| * u4]* stack trace serial number |
| * |
| * HPROF_CONTROL_SETTINGS the settings of on/off switches |
| * |
| * u4 0x00000001: alloc traces on/off |
| * 0x00000002: cpu sampling on/off |
| * u2 stack trace depth |
| * |
| */ |
| |
| typedef enum HprofTag { |
| HPROF_UTF8 = 0x01, |
| HPROF_LOAD_CLASS = 0x02, |
| HPROF_UNLOAD_CLASS = 0x03, |
| HPROF_FRAME = 0x04, |
| HPROF_TRACE = 0x05, |
| HPROF_ALLOC_SITES = 0x06, |
| HPROF_HEAP_SUMMARY = 0x07, |
| HPROF_START_THREAD = 0x0A, |
| HPROF_END_THREAD = 0x0B, |
| HPROF_HEAP_DUMP = 0x0C, |
| HPROF_HEAP_DUMP_SEGMENT = 0x1C, /* 1.0.2 only */ |
| HPROF_HEAP_DUMP_END = 0x2C, /* 1.0.2 only */ |
| HPROF_CPU_SAMPLES = 0x0D, |
| HPROF_CONTROL_SETTINGS = 0x0E |
| } HprofTag; |
| |
| /* |
| * Heap dump constants |
| */ |
| |
| typedef enum HprofGcTag { |
| HPROF_GC_ROOT_UNKNOWN = 0xFF, |
| HPROF_GC_ROOT_JNI_GLOBAL = 0x01, |
| HPROF_GC_ROOT_JNI_LOCAL = 0x02, |
| HPROF_GC_ROOT_JAVA_FRAME = 0x03, |
| HPROF_GC_ROOT_NATIVE_STACK = 0x04, |
| HPROF_GC_ROOT_STICKY_CLASS = 0x05, |
| HPROF_GC_ROOT_THREAD_BLOCK = 0x06, |
| HPROF_GC_ROOT_MONITOR_USED = 0x07, |
| HPROF_GC_ROOT_THREAD_OBJ = 0x08, |
| HPROF_GC_CLASS_DUMP = 0x20, |
| HPROF_GC_INSTANCE_DUMP = 0x21, |
| HPROF_GC_OBJ_ARRAY_DUMP = 0x22, |
| HPROF_GC_PRIM_ARRAY_DUMP = 0x23 |
| } HprofGcTag; |
| |
| enum HprofType { |
| HPROF_ARRAY_OBJECT = 1, |
| HPROF_NORMAL_OBJECT = 2, |
| HPROF_BOOLEAN = 4, |
| HPROF_CHAR = 5, |
| HPROF_FLOAT = 6, |
| HPROF_DOUBLE = 7, |
| HPROF_BYTE = 8, |
| HPROF_SHORT = 9, |
| HPROF_INT = 10, |
| HPROF_LONG = 11 |
| }; |
| typedef unsigned char HprofType; |
| |
| #define HPROF_TYPE_SIZES \ |
| { \ |
| /*Object?*/ sizeof(HprofId), \ |
| /*Object?*/ sizeof(HprofId), \ |
| /*Array*/ sizeof(HprofId), \ |
| /*Object?*/ sizeof(HprofId), \ |
| /*jboolean*/ 1, \ |
| /*jchar*/ 2, \ |
| /*jfloat*/ 4, \ |
| /*jdouble*/ 8, \ |
| /*jbyte*/ 1, \ |
| /*jshort*/ 2, \ |
| /*jint*/ 4, \ |
| /*jlong*/ 8 \ |
| } |
| |
| #define HPROF_TYPE_IS_PRIMITIVE(ty) ((ty)>=HPROF_BOOLEAN) |
| |
| #endif |