From: siboud Date: Thu, 24 Mar 2005 22:16:24 +0000 (+0000) Subject: filter core: X-Git-Tag: v0.12.20~2584 X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=80f9611a4e0e5c9dd739ea57ca4062579382b467;p=lttv.git filter core: - added function lttv_filter_tree_parse to browse the LttvFilterTree and apply the filter to any lttv elements git-svn-id: http://ltt.polymtl.ca/svn@905 04897980-b3bd-0310-b5e0-8ef037075253 --- diff --git a/ltt/branches/poly/lttv/lttv/filter.c b/ltt/branches/poly/lttv/lttv/filter.c index 6444816b..b39b844c 100644 --- a/ltt/branches/poly/lttv/lttv/filter.c +++ b/ltt/branches/poly/lttv/lttv/filter.c @@ -81,22 +81,6 @@ GQuark LTTV_FILTER_CPU; */ -/** - * Constructor for LttvSimpleExpression - * @return pointer to new LttvSimpleExpression - */ -LttvSimpleExpression* -lttv_simple_expression_new() { - - LttvSimpleExpression* se = g_new(LttvSimpleExpression,1); - - se->field = LTTV_FILTER_UNDEFINED; - se->op = NULL; - se->offset = 0; - se->value = NULL; - - return se; -} /** * add a node to the current tree * FIXME: Might be used to lower coding in lttv_filter_new switch expression @@ -132,6 +116,24 @@ lttv_filter_tree_add_node(GPtrArray* stack, LttvFilterTree* subtree, LttvLogical } + +/** + * Constructor for LttvSimpleExpression + * @return pointer to new LttvSimpleExpression + */ +LttvSimpleExpression* +lttv_simple_expression_new() { + + LttvSimpleExpression* se = g_new(LttvSimpleExpression,1); + + se->field = LTTV_FILTER_UNDEFINED; + se->op = NULL; + se->offset = 0; + se->value = NULL; + + return se; +} + /** * Parse through filtering field hierarchy as specified * by user. This function compares each value to @@ -144,6 +146,12 @@ gboolean parse_field_path(GPtrArray* fp, LttvSimpleExpression* se) { GString* f = NULL; + g_print("fp->len:%i\n",fp->len); + int i; + for(i=0;ilen;i++) { + GString* f2 = g_ptr_array_index(fp,i); + g_print("%i=%s",i,f2->str); + } if(fp->len < 2) return FALSE; g_assert(f=g_ptr_array_index(fp,0)); //list_first(fp)->data; @@ -160,31 +168,31 @@ parse_field_path(GPtrArray* fp, LttvSimpleExpression* se) { * subfields, it will be considered * as a dynamic field */ - if(g_strcasecmp(f->str,"trace") ) { + if(!g_strcasecmp(f->str,"trace") ) { /* * Possible values: * trace.name */ f=g_ptr_array_index(fp,1); - if(g_strcasecmp(f->str,"name")) { + if(!g_strcasecmp(f->str,"name")) { se->field = LTTV_FILTER_TRACE_NAME; } else return FALSE; - } else if(g_strcasecmp(f->str,"traceset") ) { + } else if(!g_strcasecmp(f->str,"traceset") ) { /* * FIXME: not yet implemented ! */ - } else if(g_strcasecmp(f->str,"tracefile") ) { + } else if(!g_strcasecmp(f->str,"tracefile") ) { /* * Possible values: * tracefile.name */ f=g_ptr_array_index(fp,1); - if(g_strcasecmp(f->str,"name")) { + if(!g_strcasecmp(f->str,"name")) { se->field = LTTV_FILTER_TRACEFILE_NAME; } else return FALSE; - } else if(g_strcasecmp(f->str,"state") ) { + } else if(!g_strcasecmp(f->str,"state") ) { /* * Possible values: * state.pid @@ -198,35 +206,35 @@ parse_field_path(GPtrArray* fp, LttvSimpleExpression* se) { * state.cpu */ f=g_ptr_array_index(fp,1); - if(g_strcasecmp(f->str,"pid") ) { + if(!g_strcasecmp(f->str,"pid") ) { se->field = LTTV_FILTER_STATE_PID; } - else if(g_strcasecmp(f->str,"ppid") ) { + else if(!g_strcasecmp(f->str,"ppid") ) { se->field = LTTV_FILTER_STATE_PPID; } - else if(g_strcasecmp(f->str,"creation_time") ) { + else if(!g_strcasecmp(f->str,"creation_time") ) { se->field = LTTV_FILTER_STATE_CT; } - else if(g_strcasecmp(f->str,"insertion_time") ) { + else if(!g_strcasecmp(f->str,"insertion_time") ) { se->field = LTTV_FILTER_STATE_IT; } - else if(g_strcasecmp(f->str,"process_name") ) { + else if(!g_strcasecmp(f->str,"process_name") ) { se->field = LTTV_FILTER_STATE_P_NAME; } - else if(g_strcasecmp(f->str,"execution_mode") ) { + else if(!g_strcasecmp(f->str,"execution_mode") ) { se->field = LTTV_FILTER_STATE_EX_MODE; } - else if(g_strcasecmp(f->str,"execution_submode") ) { + else if(!g_strcasecmp(f->str,"execution_submode") ) { se->field = LTTV_FILTER_STATE_EX_SUBMODE; } - else if(g_strcasecmp(f->str,"process_status") ) { + else if(!g_strcasecmp(f->str,"process_status") ) { se->field = LTTV_FILTER_STATE_P_STATUS; } - else if(g_strcasecmp(f->str,"cpu") ) { + else if(!g_strcasecmp(f->str,"cpu") ) { se->field = LTTV_FILTER_STATE_CPU; } else return FALSE; - } else if(g_strcasecmp(f->str,"event") ) { + } else if(!g_strcasecmp(f->str,"event") ) { /* * Possible values: * event.name @@ -235,20 +243,20 @@ parse_field_path(GPtrArray* fp, LttvSimpleExpression* se) { * event.tsc */ f=g_ptr_array_index(fp,1); - if(g_strcasecmp(f->str,"name") ) { + if(!g_strcasecmp(f->str,"name") ) { se->field = LTTV_FILTER_EVENT_NAME; } - else if(g_strcasecmp(f->str,"category") ) { + else if(!g_strcasecmp(f->str,"category") ) { /* * FIXME: Category not yet functional in lttv */ se->field = LTTV_FILTER_EVENT_CATEGORY; } - else if(g_strcasecmp(f->str,"time") ) { + else if(!g_strcasecmp(f->str,"time") ) { se->field = LTTV_FILTER_EVENT_TIME; // offset = &((LttEvent*)NULL)->event_time); } - else if(g_strcasecmp(f->str,"tsc") ) { + else if(!g_strcasecmp(f->str,"tsc") ) { se->field = LTTV_FILTER_EVENT_TSC; // offset = &((LttEvent*)NULL)->event_cycle_count); } @@ -361,59 +369,46 @@ gboolean assign_operator(LttvSimpleExpression* se, LttvExpressionOp op) { } return TRUE; - } /** - * Add an filtering option to the current tree - * @param expression Current expression to parse - * @return success/failure of operation + * Finds the structure type depending + * on the fields in parameters + * @params ft Field of the current structure + * @return LttvStructType enum or -1 for error */ -gboolean -parse_simple_expression(GString* expression) { - - unsigned i; - - - - -} - -/** - * Append a new expression to the expression - * defined in the current filter - * @param filter pointer to the current LttvFilter - * @param expression string that must be appended - */ -void lttv_filter_append_expression(LttvFilter* filter, char *expression) { - - if(expression == NULL) return; - if(filter == NULL) { - filter = lttv_filter_new(); - filter->expression = expression; - } else if(filter->expression == NULL) { - filter->expression = expression; - } else { - filter->expression = g_strconcat(filter->expression,"&",expression); - } - - lttv_filter_update(filter); - -} - -/** - * Clear the filter expression from the - * current filter and sets its pointer to NULL - * @param filter pointer to the current LttvFilter - */ -void lttv_filter_clear_expression(LttvFilter* filter) { - - if(filter->expression != NULL) { - g_free(filter->expression); - filter->expression = NULL; - } +gint +lttv_struct_type(gint ft) { + switch(ft) { + case LTTV_FILTER_TRACE_NAME: + return LTTV_FILTER_TRACE; + break; + case LTTV_FILTER_TRACEFILE_NAME: + return LTTV_FILTER_TRACEFILE; + break; + case LTTV_FILTER_STATE_PID: + case LTTV_FILTER_STATE_PPID: + case LTTV_FILTER_STATE_CT: + case LTTV_FILTER_STATE_IT: + case LTTV_FILTER_STATE_P_NAME: + case LTTV_FILTER_STATE_EX_MODE: + case LTTV_FILTER_STATE_EX_SUBMODE: + case LTTV_FILTER_STATE_P_STATUS: + case LTTV_FILTER_STATE_CPU: + return LTTV_FILTER_STATE; + break; + case LTTV_FILTER_EVENT_NAME: + case LTTV_FILTER_EVENT_CATEGORY: + case LTTV_FILTER_EVENT_TIME: + case LTTV_FILTER_EVENT_TSC: + case LTTV_FILTER_EVENT_FIELD: + return LTTV_FILTER_EVENT; + break; + default: + return -1; + } } /** @@ -479,7 +474,7 @@ gboolean lttv_apply_op_eq_double(gpointer v1, char* v2) { */ gboolean lttv_apply_op_eq_string(gpointer v1, char* v2) { char* r = (char*) v1; - return (g_strcasecmp(r,v2)); + return (!g_strcasecmp(r,v2)); } /** @@ -543,7 +538,7 @@ gboolean lttv_apply_op_ne_double(gpointer v1, char* v2) { */ gboolean lttv_apply_op_ne_string(gpointer v1, char* v2) { char* r = (char*) v1; - return (!g_strcasecmp(r,v2)); + return (g_strcasecmp(r,v2)); } /** @@ -912,11 +907,16 @@ lttv_filter_update(LttvFilter* filter) { */ a_field_path = g_ptr_array_new(); - g_ptr_array_set_size(a_field_path,2); /* by default, recording 2 field expressions */ +// g_ptr_array_set_size(a_field_path,2); /* by default, recording 2 field expressions */ for(i=0;iexpression);i++) { // debug + int t; +// for(t=0;tlen;t++) { +// GString* t3 = g_ptr_array_index(a_field_path,t); +// g_print("%i=%s ",t,t3->str); +// } g_print("%c ",filter->expression[i]); switch(filter->expression[i]) { /* @@ -1098,10 +1098,10 @@ lttv_filter_update(LttvFilter* filter) { * divide field expression into elements * in a_field_path array. */ - if(a_simple_expression->op != NULL) { +// if(a_simple_expression->op == NULL) { g_ptr_array_add( a_field_path,(gpointer) a_field_component ); a_field_component = g_string_new(""); - } +// } break; default: /* concatening current string */ @@ -1147,9 +1147,11 @@ lttv_filter_update(LttvFilter* filter) { g_assert(tree != NULL); g_assert(subtree == NULL); - lttv_filter_tracefile(filter, NULL) ; + lttv_print_tree(filter->head) ; + g_print("ended update tree!\n"); return TRUE; + // return filter; } @@ -1184,6 +1186,42 @@ lttv_filter_tree_new() { return tree; } +/** + * Append a new expression to the expression + * defined in the current filter + * @param filter pointer to the current LttvFilter + * @param expression string that must be appended + */ +void lttv_filter_append_expression(LttvFilter* filter, char *expression) { + + if(expression == NULL) return; + if(filter == NULL) { + filter = lttv_filter_new(); + filter->expression = expression; + } else if(filter->expression == NULL) { + filter->expression = expression; + } else { + filter->expression = g_strconcat(filter->expression,"&",expression); + } + + lttv_filter_update(filter); + +} + +/** + * Clear the filter expression from the + * current filter and sets its pointer to NULL + * @param filter pointer to the current LttvFilter + */ +void lttv_filter_clear_expression(LttvFilter* filter) { + + if(filter->expression != NULL) { + g_free(filter->expression); + filter->expression = NULL; + } + +} + /** * Destroys the tree and his sub-trees * @param tree Tree which must be destroyed @@ -1203,73 +1241,350 @@ lttv_filter_tree_destroy(LttvFilterTree* tree) { g_free(tree); } - /** - * Apply the filter to a specific trace - * @param filter the current filter applied - * @param tracefile the trace to apply the filter to - * @return success/failure of operation + * Global parsing function for the current + * LttvFilterTree + * @param tree pointer to the current LttvFilterTree + * @param event current LttEvent, NULL if not used + * @param tracefile current LttTracefile, NULL if not used + * @param trace current LttTrace, NULL if not used + * @param state current LttvProcessState, NULL if not used */ gboolean -lttv_filter_tracefile(LttvFilter *filter, LttTracefile *tracefile) { +lttv_filter_tree_parse( + LttvFilterTree* t, + LttEvent* event, + LttTracefile* tracefile, + LttTrace* trace, + LttvProcessState* state + /*,...*/) +{ - LttvFilterTree* t = filter->head; - - /* + /* * Each tree is parsed in inorder. * This way, it's possible to apply the left filter of the * tree, then decide whether or not the right branch should * be parsed depending on the linking logical operator * - * As for the filtering structure, since we are trying - * to remove elements from the trace, it might be better - * managing an array of all items to be removed .. + * Each node consists in a + * 1. logical operator + * 2. left child ( node or simple expression ) + * 3. right child ( node or simple expression ) + * + * When the child is a simple expression, we must + * before all determine if the expression refers to + * a structure which is whithin observation ( not NULL ). + * -If so, the expression is evaluated. + * -If not, the result is set to TRUE since this particular + * operation does not interfere with the lttv structure + * + * The result of each simple expression will directly + * affect the next branch. This way, depending on + * the linking logical operator, the parser will decide + * to explore or not the next branch. + * 1. AND OPERATOR + * -If result of left branch is 0 / FALSE + * then don't explore right branch and return 0; + * -If result of left branch is 1 / TRUE then explore + * 2. OR OPERATOR + * -If result of left branch is 1 / TRUE + * then don't explore right branch and return 1; + * -If result of left branch is 0 / FALSE then explore + * 3. XOR OPERATOR + * -Result of left branchwill not affect exploration of + * right branch */ + + gboolean lresult = FALSE, rresult = FALSE; - ///////////////////////////////////////////////////////////////////////////// - // TEST // - ///////////////////////////////////////////////////////////////////////////// - g_print("node:%p lchild:%p rchild:%p\n",t,t->l_child.t,t->r_child.t); - g_print("node type%i\n",t->node); - if(t->left == LTTV_TREE_NODE) lttv_filter_tracefile(t->l_child.t,NULL); + /* + * Parse left branch + */ + if(t->left == LTTV_TREE_NODE) lresult = lttv_filter_tree_parse(t->l_child.t,event,tracefile,trace,state); else if(t->left == LTTV_TREE_LEAF) { - g_assert(t->l_child.leaf->value != NULL); - g_print("%p: left is qqch %i %s\n",t,t->l_child.leaf->op,t->l_child.leaf->value); + //g_print("%p: left is %i %p %s\n",t,t->l_child.leaf->field,t->l_child.leaf->op,t->l_child.leaf->value); + char* v; + g_assert(v = t->l_child.leaf->value); + switch(t->l_child.leaf->field) { + + case LTTV_FILTER_TRACE_NAME: + if(trace == NULL) lresult = TRUE; + else lresult = t->l_child.leaf->op((gpointer)ltt_trace_name(trace),v); + break; + case LTTV_FILTER_TRACEFILE_NAME: + if(tracefile == NULL) lresult = TRUE; + else lresult = t->l_child.leaf->op((gpointer)ltt_tracefile_name(tracefile),v); + break; + case LTTV_FILTER_STATE_PID: + if(state == NULL) lresult = TRUE; + else lresult = t->l_child.leaf->op((gpointer)&state->pid,v); + break; + case LTTV_FILTER_STATE_PPID: + if(state == NULL) lresult = TRUE; + else lresult = t->l_child.leaf->op((gpointer)&state->ppid,v); + break; + case LTTV_FILTER_STATE_CT: + if(state == NULL) lresult = TRUE; + else { + double val = ltt_time_to_double(state->creation_time); + lresult = t->l_child.leaf->op((gpointer)&val,v); + } + break; + case LTTV_FILTER_STATE_IT: + if(state == NULL) lresult = TRUE; + else { + double val = ltt_time_to_double(state->insertion_time); + lresult = t->l_child.leaf->op((gpointer)&val,v); + } + break; + case LTTV_FILTER_STATE_P_NAME: + /* + * FIXME: Yet to be done ( I think ? ) + */ + lresult = TRUE; + break; + case LTTV_FILTER_STATE_EX_MODE: + if(state == NULL) lresult = TRUE; + else lresult = t->l_child.leaf->op((gpointer)&state->state->t,v); + break; + case LTTV_FILTER_STATE_EX_SUBMODE: + if(state == NULL) lresult = TRUE; + else lresult = t->l_child.leaf->op((gpointer)&state->state->n,v); + break; + case LTTV_FILTER_STATE_P_STATUS: + if(state == NULL) lresult = TRUE; + else lresult = t->l_child.leaf->op((gpointer)&state->state->s,v); + break; + case LTTV_FILTER_STATE_CPU: + /* + * FIXME: What is the comparison value ? + */ + lresult = TRUE; + break; + case LTTV_FILTER_EVENT_NAME: + if(event == NULL) lresult = TRUE; + else lresult = t->l_child.leaf->op((gpointer)ltt_event_eventtype(event),v); + break; + + case LTTV_FILTER_EVENT_CATEGORY: + /* + * FIXME: Not yet implemented + */ + lresult = TRUE; + break; + case LTTV_FILTER_EVENT_TIME: +// if(event == NULL) lresult = TRUE; +// else { +// double val = ltt_time_to_double(event->event_time); +// lresult = t->l_child.leaf->op((gpointer)&val,v); +// } + lresult = TRUE; + break; + case LTTV_FILTER_EVENT_TSC: +// if(event == NULL) lresult = TRUE; +// else { +// double val = ltt_time_to_double(event->event_time); +// lresult = t->l_child.leaf->op((gpointer)&val,v); +// } + /* + * FIXME: Where is event.tsc + */ + lresult = TRUE; + break; + case LTTV_FILTER_EVENT_FIELD: + /* + * TODO: Use the offset to + * find the dynamic field + * in the event struct + */ + lresult = TRUE; + default: + /* + * This case should never be + * parsed, if so, the whole + * filtering is cancelled + */ + g_warning("Error while parsing the filter tree"); + return TRUE; + } } - if(t->right == LTTV_TREE_NODE) lttv_filter_tracefile(t->r_child.t,NULL); + + /* + * Parse linking operator + * make a cutoff if possible + */ + if((t->node & LTTV_LOGICAL_OR) && lresult == TRUE) return TRUE; + if((t->node & LTTV_LOGICAL_AND) && lresult == FALSE) return FALSE; + + /* + * Parse right branch + */ + if(t->right == LTTV_TREE_NODE) rresult = lttv_filter_tree_parse(t->r_child.t,event,tracefile,trace,state); else if(t->right == LTTV_TREE_LEAF) { - g_assert(t->r_child.leaf->value != NULL); - g_print("%p: right is qqch %i %s\n",t,t->r_child.leaf->op,t->r_child.leaf->value); + //g_print("%p: right is %i %p %s\n",t,t->r_child.leaf->field,t->r_child.leaf->op,t->r_child.leaf->value); + char* v; + g_assert(v = t->r_child.leaf->value); + switch(t->r_child.leaf->field) { + + case LTTV_FILTER_TRACE_NAME: + if(trace == NULL) rresult = TRUE; + else rresult = t->r_child.leaf->op((gpointer)ltt_trace_name(trace),v); + break; + case LTTV_FILTER_TRACEFILE_NAME: + if(tracefile == NULL) rresult = TRUE; + else rresult = t->r_child.leaf->op((gpointer)ltt_tracefile_name(tracefile),v); + break; + case LTTV_FILTER_STATE_PID: + if(state == NULL) rresult = TRUE; + else rresult = t->r_child.leaf->op((gpointer)&state->pid,v); + break; + case LTTV_FILTER_STATE_PPID: + if(state == NULL) rresult = TRUE; + else rresult = t->r_child.leaf->op((gpointer)&state->ppid,v); + break; + case LTTV_FILTER_STATE_CT: + if(state == NULL) rresult = TRUE; + else { + double val = ltt_time_to_double(state->creation_time); + rresult = t->r_child.leaf->op((gpointer)&val,v); + } + break; + case LTTV_FILTER_STATE_IT: + if(state == NULL) rresult = TRUE; + else { + double val = ltt_time_to_double(state->insertion_time); + rresult = t->r_child.leaf->op((gpointer)&val,v); + } + break; + case LTTV_FILTER_STATE_P_NAME: + /* + * FIXME: Yet to be done ( I think ? ) + */ + rresult = TRUE; + break; + case LTTV_FILTER_STATE_EX_MODE: + if(state == NULL) rresult = TRUE; + else rresult = t->r_child.leaf->op((gpointer)&state->state->t,v); + break; + case LTTV_FILTER_STATE_EX_SUBMODE: + if(state == NULL) rresult = TRUE; + else rresult = t->r_child.leaf->op((gpointer)&state->state->n,v); + break; + case LTTV_FILTER_STATE_P_STATUS: + if(state == NULL) rresult = TRUE; + else rresult = t->r_child.leaf->op((gpointer)&state->state->s,v); + break; + case LTTV_FILTER_STATE_CPU: + /* + * FIXME: What is the comparison value ? + */ + rresult = TRUE; + break; + case LTTV_FILTER_EVENT_NAME: + if(event == NULL) rresult = TRUE; + else rresult = t->r_child.leaf->op((gpointer)ltt_event_eventtype(event),v); + break; + + case LTTV_FILTER_EVENT_CATEGORY: + /* + * FIXME: Not yet implemented + */ + rresult = TRUE; + break; + case LTTV_FILTER_EVENT_TIME: +// if(event == NULL) rresult = TRUE; +// else { +// double val = ltt_time_to_double(event->event_time); +// rresult = t->r_child.leaf->op((gpointer)&val,v); +// } + rresult = TRUE; + break; + case LTTV_FILTER_EVENT_TSC: +// if(event == NULL) rresult = TRUE; +// else { +// double val = ltt_time_to_double(event->event_time); +// rresult = t->r_child.leaf->op((gpointer)&val,v); +// } + /* + * FIXME: Where is event.tsc + */ + rresult = TRUE; + break; + case LTTV_FILTER_EVENT_FIELD: + /* + * TODO: Use the offset to + * find the dynamic field + * in the event struct + */ + rresult = TRUE; + default: + /* + * This case should never be + * parsed, if so, this subtree + * is cancelled ! + */ + g_warning("Error while parsing the filter tree"); + return TRUE; + } } - ///////////////////////////////////////////////////////////////////////////// - - + /* + * Apply and return the + * logical link between the + * two operation + */ + switch(t->node) { + case LTTV_LOGICAL_OR: return (lresult | rresult); + case LTTV_LOGICAL_AND: return (lresult & rresult); + case LTTV_LOGICAL_NOT: return (!rresult); + case LTTV_LOGICAL_XOR: return (lresult ^ rresult); + default: + /* + * This case should never be + * parsed, if so, this subtree + * is cancelled ! + */ + return TRUE; + } - /* test */ -/* int i, nb; - char *f_name, *e_name; - - char* field = "cpu"; - - LttvTraceHook h; - - LttEventType *et; - - LttType *t; +} - GString *fe_name = g_string_new(""); +/** + * Debug + */ +void +lttv_print_tree(LttvFilterTree* t) { - nb = ltt_trace_eventtype_number(tcs->parent.t); - g_print("NB:%i\n",nb); - for(i = 0 ; i < nb ; i++) { - et = ltt_trace_eventtype_get(tcs->parent.t, i); - e_name = ltt_eventtype_name(et); - f_name = ltt_facility_name(ltt_eventtype_facility(et)); - g_string_printf(fe_name, "%s.%s", f_name, e_name); - g_print("facility:%s and event:%s\n",f_name,e_name); + g_print("node:%p lchild:%p rchild:%p\n",t, + (t->left==LTTV_TREE_NODE)?t->l_child.t:NULL, + (t->right==LTTV_TREE_NODE)?t->r_child.t:NULL); + g_print("node type: %i / [left] %i / [right] %i\n",t->node,t->left,t->right); + if(t->left == LTTV_TREE_NODE) lttv_print_tree(t->l_child.t); + else if(t->left == LTTV_TREE_LEAF) { + g_assert(t->l_child.leaf->value != NULL); + g_print("%p: left is %i %p %s\n",t,t->l_child.leaf->field,t->l_child.leaf->op,t->l_child.leaf->value); } + g_print("1\n"); + if(t->right == LTTV_TREE_NODE) lttv_print_tree(t->r_child.t); + else if(t->right == LTTV_TREE_LEAF) { + g_assert(t->r_child.leaf->value != NULL); + g_print("%p: right is %i %p %s\n",t,t->r_child.leaf->field,t->r_child.leaf->op,t->r_child.leaf->value); + } + g_print("end\n"); + +} + +/** + * Apply the filter to a specific trace + * @param filter the current filter applied + * @param tracefile the trace to apply the filter to + * @return success/failure of operation */ +gboolean +lttv_filter_tracefile(LttvFilter *filter, LttTracefile *tracefile) { + + return lttv_filter_tree_parse(filter->head,NULL,tracefile,NULL,NULL); + } gboolean diff --git a/ltt/branches/poly/lttv/lttv/filter.h b/ltt/branches/poly/lttv/lttv/filter.h index 69ad7acb..131a585d 100644 --- a/ltt/branches/poly/lttv/lttv/filter.h +++ b/ltt/branches/poly/lttv/lttv/filter.h @@ -51,9 +51,25 @@ */ +/** + * @enum LttvStructType + * @brief The lttv structures + * + * the LttvStructType enumerates + * the possible structures for the + * lttv core filter + */ +enum _LttvStructType { + LTTV_FILTER_TRACE, + LTTV_FILTER_TRACESET, + LTTV_FILTER_TRACEFILE, + LTTV_FILTER_EVENT, + LTTV_FILTER_STATE +} LttvStructType; + /** * @enum LttvFieldType - * @brief Structures and their fields + * @brief Possible fields for the structures * * the LttvFieldType enum consists on * all the hardcoded structures and @@ -61,11 +77,6 @@ * filters can be applied. */ enum _LttvFieldType { - LTTV_FILTER_TRACE, - LTTV_FILTER_TRACESET, - LTTV_FILTER_TRACEFILE, - LTTV_FILTER_STATE, - LTTV_FILTER_EVENT, LTTV_FILTER_TRACE_NAME, /** trace.name (char*) */ LTTV_FILTER_TRACEFILE_NAME, /** tracefile.name (char*) */ LTTV_FILTER_STATE_PID, /** state.pid (guint) */ @@ -204,11 +215,7 @@ gboolean parse_field_path(GPtrArray* fp, LttvSimpleExpression* se); gboolean assign_operator(LttvSimpleExpression* se, LttvExpressionOp op); -gboolean parse_simple_expression(GString* expression); - -void lttv_filter_append_expression(LttvFilter* filter, char *expression); -void lttv_filter_clear_expression(LttvFilter* filter); /* * Logical operators functions @@ -265,11 +272,21 @@ gboolean lttv_filter_update(LttvFilter* filter); void lttv_filter_destroy(LttvFilter* filter); +void lttv_filter_append_expression(LttvFilter* filter, char *expression); + +void lttv_filter_clear_expression(LttvFilter* filter); + /* LttvFilterTree */ LttvFilterTree* lttv_filter_tree_new(); void lttv_filter_tree_destroy(LttvFilterTree* tree); +gboolean lttv_filter_tree_parse( + LttvFilterTree* t, + LttEvent* event, + LttTracefile* tracefile, + LttTrace* trace, + LttvProcessState* state); /* * Hook functions @@ -287,5 +304,10 @@ gboolean lttv_filter_tracestate(LttvFilter *filter, LttvTraceState *tracestate); gboolean lttv_filter_event(LttvFilter *filter, LttEvent *event); +/* + * Debug functions + */ +void lttv_print_tree(LttvFilterTree* t); + #endif // FILTER_H