X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Fltt%2Fevent.c;h=a7772d5daf40d10eee243350e5935daba6bd4f7b;hb=2a74fbf4e7e641f94517b3e996c674291248bb1d;hp=e26eb451f7dfc5f235556f76a2ec5998f21c22b6;hpb=b7b362420226be756a7e832353112f45114b9940;p=lttv.git diff --git a/ltt/branches/poly/ltt/event.c b/ltt/branches/poly/ltt/event.c index e26eb451..a7772d5d 100644 --- a/ltt/branches/poly/ltt/event.c +++ b/ltt/branches/poly/ltt/event.c @@ -1,9 +1,30 @@ +/* This file is part of the Linux Trace Toolkit viewer + * Copyright (C) 2003-2004 Xiangxiu Yang + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License Version 2 as + * published by the Free Software Foundation; + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, + * MA 02111-1307, USA. + */ + #include #include #include -#include + #include "parser.h" +#include +#include "ltt-private.h" #include +#include /***************************************************************************** *Function name @@ -136,6 +157,7 @@ LttField *ltt_event_field(LttEvent *e) LttEventType * event_type = ltt_event_eventtype(e); if(!event_type) return NULL; field = event_type->root_field; + if(!field) return NULL; //check if the field need refresh if(e->which_block != event_type->latest_block || @@ -180,6 +202,138 @@ LttCycleCount ltt_event_cycle_count(LttEvent *e) return e->event_cycle_count; } +/***************************************************************************** + *Function name + * ltt_event_position : get the event's position + *Input params + * e : an instance of an event type + * ep : a pointer to event's position structure + ****************************************************************************/ + +void ltt_event_position(LttEvent *e, LttEventPosition *ep) +{ + ep->block_num = e->which_block; + ep->event_num = e->which_event; + ep->event_time = e->event_time; + ep->event_cycle_count = e->event_cycle_count; + ep->heart_beat_number = e->tracefile->cur_heart_beat_number; + ep->old_position = FALSE; + ep->event_offset = e->data - e->tracefile->buffer - EVENT_HEADER_SIZE ; + ep->tf = e->tracefile; +} + +LttEventPosition * ltt_event_position_new() +{ + return g_new(LttEventPosition, 1); +} + +/***************************************************************************** + *Function name + * ltt_event_position_get : get the block number and index of the event + *Input params + * ep : a pointer to event's position structure + * block_number : the block number of the event + * index_in_block : the index of the event within the block + ****************************************************************************/ + +void ltt_event_position_get(LttEventPosition *ep, + unsigned *block_number, unsigned *index_in_block, LttTracefile ** tf) +{ + *block_number = ep->block_num; + *index_in_block = ep->event_num; + *tf = ep->tf; +} + +/***************************************************************************** + *Function name + * ltt_event_position_set : set the block number and index of the event + *Input params + * ep : a pointer to event's position structure + * block_number : the block number of the event + * index_in_block : the index of the event within the block + ****************************************************************************/ + +void ltt_event_position_set(LttEventPosition *ep, + unsigned block_number, unsigned index_in_block) +{ + ep->block_num = block_number; + ep->event_num = index_in_block; +} + +/***************************************************************************** + * Function name + * ltt_event_position_compare : compare two positions + * Input params + * ep1 : a pointer to event's position structure + * ep2 : a pointer to event's position structure + * Return + * -1 is ep1 < ep2 + * 1 if ep1 > ep2 + * 0 if ep1 == ep2 + ****************************************************************************/ + + +gint ltt_event_position_compare(const LttEventPosition *ep1, + const LttEventPosition *ep2) +{ + if(ep1->tf != ep2->tf) + g_error("ltt_event_position_compare on different tracefiles makes no sense"); + if(ep1->block_num < ep2->block_num) + return -1; + if(ep1->block_num > ep2->block_num) + return 1; + if(ep1->event_num < ep2->event_num) + return -1; + if(ep1->event_num > ep2->event_num) + return 1; + return 0; +} + +/***************************************************************************** + * Function name + * ltt_event_event_position_compare : compare two positions, one in event, + * other in position opaque structure. + * Input params + * event : a pointer to event structure + * ep : a pointer to event's position structure + * Return + * -1 is event < ep + * 1 if event > ep + * 0 if event == ep + ****************************************************************************/ + +gint ltt_event_event_position_compare(const LttEvent *event, + const LttEventPosition *ep) +{ + g_assert(event->tracefile == ep->tf); + + if(event->which_block < ep->block_num) + return -1; + if(event->which_block > ep->block_num) + return 1; + if(event->which_event < ep->event_num) + return -1; + if(event->which_event > ep->event_num) + return 1; + return 0; +} + +/***************************************************************************** + * Function name + * ltt_event_position_copy : copy position + * Input params + * src : a pointer to event's position structure source + * dest : a pointer to event's position structure dest + * Return + * void + ****************************************************************************/ +void ltt_event_position_copy(LttEventPosition *dest, + const LttEventPosition *src) +{ + *dest = *src; +} + + /***************************************************************************** *Function name * ltt_event_cpu_i: get the cpu id where the event happens @@ -190,8 +344,23 @@ LttCycleCount ltt_event_cycle_count(LttEvent *e) ****************************************************************************/ unsigned ltt_event_cpu_id(LttEvent *e) -{ - return (unsigned)atoi(e->tracefile->name); +{ + char * c1, * c2, * c3; + c1 = strrchr(e->tracefile->name,'\\'); + c2 = strrchr(e->tracefile->name,'/'); + if(c1 == NULL && c2 == NULL){ + return (unsigned)atoi(e->tracefile->name); + }else if(c1 == NULL){ + c2++; + return (unsigned)atoi(c2); + }else if(c2 == NULL){ + c1++; + return (unsigned)atoi(c1); + }else{ + c3 = (c1 > c2) ? c1 : c2; + c3++; + return (unsigned)atoi(c3); + } } /***************************************************************************** @@ -279,21 +448,29 @@ unsigned ltt_event_get_unsigned(LttEvent *e, LttField *f) e->tracefile->trace->system_description->endian ? 0:1; LttTypeEnum t = f->field_type->type_class; - if(t != LTT_UINT && t != LTT_ENUM) - g_error("The type of the field is not unsigned int\n"); + g_assert(t == LTT_UINT || t == LTT_ENUM); if(f->field_size == 1){ - uint8_t x = *(uint8_t*)(e->data + f->offset_root); + guint8 x = *(guint8 *)(e->data + f->offset_root); return (unsigned int) x; }else if(f->field_size == 2){ - uint16_t x = *(uint16_t*)(e->data + f->offset_root); - return (unsigned int) (revFlag ? BREV16(x): x); + guint16 x = *(guint16 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (unsigned int) (revFlag ? GUINT16_FROM_BE(x): x); + else + return (unsigned int) (revFlag ? GUINT16_FROM_LE(x): x); }else if(f->field_size == 4){ - uint32_t x = *(uint32_t*)(e->data + f->offset_root); - return (unsigned int) (revFlag ? BREV32(x): x); + guint32 x = *(guint32 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (unsigned int) (revFlag ? GUINT32_FROM_BE(x): x); + else + return (unsigned int) (revFlag ? GUINT32_FROM_LE(x): x); }else if(f->field_size == 8){ - uint64_t x = *(uint64_t*)(e->data + f->offset_root); - return (unsigned int) (revFlag ? BREV64(x): x); + guint64 x = *(guint64 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (unsigned int) (revFlag ? GUINT64_FROM_BE(x): x); + else + return (unsigned int) (revFlag ? GUINT64_FROM_LE(x): x); } } @@ -302,21 +479,29 @@ int ltt_event_get_int(LttEvent *e, LttField *f) int revFlag = e->tracefile->trace->my_arch_endian == e->tracefile->trace->system_description->endian ? 0:1; - if(f->field_type->type_class != LTT_INT) - g_error("The type of the field is not int\n"); + g_assert(f->field_type->type_class == LTT_INT); if(f->field_size == 1){ - int8_t x = *(int8_t*)(e->data + f->offset_root); + gint8 x = *(gint8 *)(e->data + f->offset_root); return (int) x; }else if(f->field_size == 2){ - int16_t x = *(int16_t*)(e->data + f->offset_root); - return (int) (revFlag ? BREV16(x): x); + gint16 x = *(gint16 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (int) (revFlag ? GINT16_FROM_BE(x): x); + else + return (int) (revFlag ? GINT16_FROM_LE(x): x); }else if(f->field_size == 4){ - int32_t x = *(int32_t*)(e->data + f->offset_root); - return (int) (revFlag ? BREV32(x): x); + gint32 x = *(gint32 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (int) (revFlag ? GINT32_FROM_BE(x): x); + else + return (int) (revFlag ? GINT32_FROM_LE(x): x); }else if(f->field_size == 8){ - int64_t x = *(int64_t*)(e->data + f->offset_root); - return (int) (revFlag ? BREV64(x): x); + gint64 x = *(gint64 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (int) (revFlag ? GINT64_FROM_BE(x): x); + else + return (int) (revFlag ? GINT64_FROM_LE(x): x); } } @@ -326,21 +511,29 @@ unsigned long ltt_event_get_long_unsigned(LttEvent *e, LttField *f) e->tracefile->trace->system_description->endian ? 0:1; LttTypeEnum t = f->field_type->type_class; - if(t != LTT_UINT && t != LTT_ENUM) - g_error("The type of the field is not unsigned long\n"); + g_assert(t == LTT_UINT || t == LTT_ENUM); if(f->field_size == 1){ - uint8_t x = *(uint8_t*)(e->data + f->offset_root); + guint8 x = *(guint8 *)(e->data + f->offset_root); return (unsigned long) x; }else if(f->field_size == 2){ - uint16_t x = *(uint16_t*)(e->data + f->offset_root); - return (unsigned long) (revFlag ? BREV16(x): x); + guint16 x = *(guint16 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (unsigned long) (revFlag ? GUINT16_FROM_BE(x): x); + else + return (unsigned long) (revFlag ? GUINT16_FROM_LE(x): x); }else if(f->field_size == 4){ - uint32_t x = *(uint32_t*)(e->data + f->offset_root); - return (unsigned long) (revFlag ? BREV32(x): x); + guint32 x = *(guint32 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (unsigned long) (revFlag ? GUINT32_FROM_BE(x): x); + else + return (unsigned long) (revFlag ? GUINT32_FROM_LE(x): x); }else if(f->field_size == 8){ - uint64_t x = *(uint64_t*)(e->data + f->offset_root); - return (unsigned long) (revFlag ? BREV64(x): x); + guint64 x = *(guint64 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (unsigned long) (revFlag ? GUINT64_FROM_BE(x): x); + else + return (unsigned long) (revFlag ? GUINT64_FROM_LE(x): x); } } @@ -349,21 +542,29 @@ long int ltt_event_get_long_int(LttEvent *e, LttField *f) int revFlag = e->tracefile->trace->my_arch_endian == e->tracefile->trace->system_description->endian ? 0:1; - if( f->field_type->type_class != LTT_INT) - g_error("The type of the field is not long int\n"); + g_assert( f->field_type->type_class == LTT_INT); if(f->field_size == 1){ - int8_t x = *(int8_t*)(e->data + f->offset_root); + gint8 x = *(gint8 *)(e->data + f->offset_root); return (long) x; }else if(f->field_size == 2){ - int16_t x = *(int16_t*)(e->data + f->offset_root); - return (long) (revFlag ? BREV16(x): x); + gint16 x = *(gint16 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (long) (revFlag ? GINT16_FROM_BE(x): x); + else + return (long) (revFlag ? GINT16_FROM_LE(x): x); }else if(f->field_size == 4){ - int32_t x = *(int32_t*)(e->data + f->offset_root); - return (long) (revFlag ? BREV32(x): x); + gint32 x = *(gint32 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (long) (revFlag ? GINT32_FROM_BE(x): x); + else + return (long) (revFlag ? GINT32_FROM_LE(x): x); }else if(f->field_size == 8){ - int64_t x = *(int64_t*)(e->data + f->offset_root); - return (long) (revFlag ? BREV64(x): x); + gint64 x = *(gint64 *)(e->data + f->offset_root); + if(e->tracefile->trace->my_arch_endian == LTT_LITTLE_ENDIAN) + return (long) (revFlag ? GINT64_FROM_BE(x): x); + else + return (long) (revFlag ? GINT64_FROM_LE(x): x); } } @@ -372,13 +573,11 @@ float ltt_event_get_float(LttEvent *e, LttField *f) int revFlag = e->tracefile->trace->my_arch_endian == e->tracefile->trace->system_description->endian ? 0:1; - if(f->field_type->type_class != LTT_FLOAT || - (f->field_type->type_class == LTT_FLOAT && f->field_size != 4)) - g_error("The type of the field is not float\n"); + g_assert(f->field_type->type_class == LTT_FLOAT && f->field_size == 4); if(revFlag == 0) return *(float *)(e->data + f->offset_root); else{ - uint32_t aInt; + guint32 aInt; memcpy((void*)&aInt, e->data + f->offset_root, 4); aInt = ___swab32(aInt); return *((float*)&aInt); @@ -390,13 +589,11 @@ double ltt_event_get_double(LttEvent *e, LttField *f) int revFlag = e->tracefile->trace->my_arch_endian == e->tracefile->trace->system_description->endian ? 0:1; - if(f->field_type->type_class != LTT_FLOAT || - (f->field_type->type_class == LTT_FLOAT && f->field_size != 8)) - g_error("The type of the field is not double\n"); + g_assert(f->field_type->type_class == LTT_FLOAT && f->field_size == 8); if(revFlag == 0) return *(double *)(e->data + f->offset_root); else{ - uint64_t aInt; + guint64 aInt; memcpy((void*)&aInt, e->data + f->offset_root, 8); aInt = ___swab64(aInt); return *((double *)&aInt); @@ -410,7 +607,7 @@ double ltt_event_get_double(LttEvent *e, LttField *f) char *ltt_event_get_string(LttEvent *e, LttField *f) { - if(f->field_type->type_class != LTT_STRING) - g_error("The field contains no string\n"); + g_assert(f->field_type->type_class == LTT_STRING); + return (char*)g_strdup((char*)(e->data + f->offset_root)); }