Change int_list in CCL.h to be a vector, fix uses of int_list to match

src/CCL.cc

@@ -2,6 +2,8 @@
 
 #include "zeek-config.h"
 
+#include <algorithm>
+
 #include "CCL.h"
 #include "RE.h"
 #include "DFA.h"
@@ -30,14 +32,14 @@ void CCL::Add(int sym)
 	ptr_compat_int sym_p = ptr_compat_int(sym);
 
 	// Check to see if the character is already in the ccl.
-	for ( int i = 0; i < syms->length(); ++i )
+	for ( auto sym : *syms )
-		if ( (*syms)[i] == sym_p )
+		if ( sym == sym_p )
 			return;
 
-	syms->append(sym_p);
+	syms->push_back(sym_p);
 	}
 
 void CCL::Sort()
 	{
-	syms->sort(int_list_cmp);
+	std::sort(syms->begin(), syms->end());
 	}

src/CCL.h

@@ -3,9 +3,10 @@
 #ifndef ccl_h
 #define ccl_h
 
+#include <vector>
 #include "List.h"
 
-typedef List<ptr_compat_int> int_list;
+typedef std::vector<ptr_compat_int> int_list;
 
 class CCL {
 public:
@@ -25,7 +26,7 @@ public:
 				{ delete syms; syms = new_syms; }
 
 	unsigned int MemoryAllocation() const
-		{ return padded_sizeof(*this) + syms->MemoryAllocation(); }
+		{ return padded_sizeof(*this) + padded_sizeof(*syms) + pad_size(syms->size() * sizeof(int_list::value_type)); }
 
 protected:
 	int_list* syms;

src/DFA.cc

@@ -108,11 +108,11 @@ DFA_State* DFA_State::ComputeXtion(int sym, DFA_Machine* machine)
 
 void DFA_State::AppendIfNew(int sym, int_list* sym_list)
 	{
-	for ( int i = 0; i < sym_list->length(); ++i )
+	for ( auto value : *sym_list )
-		if ( (*sym_list)[i] == sym )
+		if ( value == sym )
 			return;
 
-	sym_list->append(sym);
+	sym_list->push_back(sym);
 	}
 
 NFA_state_list* DFA_State::SymFollowSet(int ec_sym, const EquivClass* ec)
@@ -132,8 +132,8 @@ NFA_state_list* DFA_State::SymFollowSet(int ec_sym, const EquivClass* ec)
 
 			if ( ccl->IsNegated() )
 				{
-				int j;
+				size_t j;
-				for ( j = 0; j < syms->length(); ++j )
+				for ( j = 0; j < syms->size(); ++j )
 					{
 					// Loop through (sorted) negated
 					// character class, which has
@@ -143,19 +143,19 @@ NFA_state_list* DFA_State::SymFollowSet(int ec_sym, const EquivClass* ec)
 						break;
 					}
 
-				if ( j >= syms->length() || (*syms)[j] > ec_sym )
+				if ( j >= syms->size() || (*syms)[j] > ec_sym )
 					// Didn't find ec_sym in ccl.
 					n->AddXtionsTo(ns);
 
 				continue;
 				}
 
-			for ( int j = 0; j < syms->length(); ++j )
+			for ( auto sym : *syms )
 				{
-				if ( (*syms)[j] > ec_sym )
+				if ( sym > ec_sym )
 					break;
 
-				if ( (*syms)[j] == ec_sym )
+				if ( sym == ec_sym )
 					{
 					n->AddXtionsTo(ns);
 					break;

src/EquivClass.cc

@@ -52,11 +52,10 @@ void EquivClass::ConvertCCL(CCL* ccl)
 	int_list* c_syms = ccl->Syms();
 	int_list* new_syms = new int_list;
 
-	for ( int i = 0; i < c_syms->length(); ++i )
+	for ( auto sym : *c_syms )
 		{
-		int sym = (*c_syms)[i];
 		if ( IsRep(sym) )
-			new_syms->append(SymEquivClass(sym));
+			new_syms->push_back(SymEquivClass(sym));
 		}
 
 	ccl->ReplaceSyms(new_syms);
@@ -95,18 +94,18 @@ void EquivClass::CCL_Use(CCL* ccl)
 		}
 
 	int_list* csyms = ccl->Syms();
-	for ( int i = 0; i < csyms->length(); /* no increment */ )
+	for ( size_t i = 0; i < csyms->size(); /* no increment */ )
 		{
 		int sym = (*csyms)[i];
 
 		int old_ec = bck[sym];
 		int new_ec = sym;
 
-		int j = i + 1;
+		size_t j = i + 1;
 
 		for ( int k = fwd[sym]; k && k < size; k = fwd[k] )
 			{ // look for the symbol in the character class
-			for ( ; j < csyms->length(); ++j )
+			for ( ; j < csyms->size(); ++j )
 				{
 				if ( (*csyms)[j] > k )
 					// Since the character class is sorted,
@@ -131,7 +130,7 @@ void EquivClass::CCL_Use(CCL* ccl)
 					}
 				}
 
-			if ( j < csyms->length() && (*csyms)[j] == k )
+			if ( j < csyms->size() && (*csyms)[j] == k )
 				// We broke out of the above loop by finding
 				// an old companion - go to the next symbol.
 				continue;
@@ -154,7 +153,7 @@ void EquivClass::CCL_Use(CCL* ccl)
 		fwd[new_ec] = ec_nil;
 
 		// Find next ccl member to process.
-		for ( ++i; i < csyms->length() && ccl_flags[i]; ++i )
+		for ( ++i; i < csyms->size() && ccl_flags[i]; ++i )
 			// Reset "doesn't need processing" flag.
 			ccl_flags[i] = 0;
 		}

src/RE.cc

@@ -149,7 +149,7 @@ int Specific_RE_Matcher::Compile(int lazy)
 
 int Specific_RE_Matcher::CompileSet(const string_list& set, const int_list& idx)
 	{
-	if ( set.length() != idx.length() )
+	if ( (size_t)set.length() != idx.size() )
 		reporter->InternalError("compileset: lengths of sets differ");
 
 	rem = this;

src/RuleMatcher.cc

@@ -25,6 +25,11 @@
 
 uint32 RuleHdrTest::idcounter = 0;
 
+static bool is_member_of(const int_list& l, int_list::value_type v)
+	{
+	return std::find(l.begin(), l.end(), v) != l.end();
+	}
+
 RuleHdrTest::RuleHdrTest(Prot arg_prot, uint32 arg_offset, uint32 arg_size,
 				Comp arg_comp, maskedvalue_list* arg_vals)
 	{
@@ -349,7 +354,7 @@ void RuleMatcher::BuildRegEx(RuleHdrTest* hdr_test, string_list* exprs,
 			{
 			Rule::Pattern* p = r->patterns[j];
 			exprs[p->type].append(p->pattern);
-			ids[p->type].append(p->id);
+			ids[p->type].push_back(p->id);
 			}
 		}
 
@@ -374,7 +379,7 @@ void RuleMatcher::BuildRegEx(RuleHdrTest* hdr_test, string_list* exprs,
 			loop_over_list(child_exprs[i], j)
 				{
 				exprs[i].append(child_exprs[i][j]);
-				ids[i].append(child_ids[i][j]);
+				ids[i].push_back(child_ids[i][j]);
 				}
 			}
 		}
@@ -406,7 +411,7 @@ void RuleMatcher::BuildPatternSets(RuleHdrTest::pattern_set_list* dst,
 		if ( i < exprs.length() )
 			{
 			group_exprs.append(exprs[i]);
-			group_ids.append(ids[i]);
+			group_ids.push_back(ids[i]);
 			}
 
 		if ( group_exprs.length() > sig_max_group_size ||
@@ -920,7 +925,7 @@ void RuleMatcher::Match(RuleEndpointState* state, Rule::PatternType type,
 			DBG_LOG(DBG_RULES, "On current node");
 
 			// Skip if rule already fired for this connection.
-			if ( state->matched_rules.is_member(r->Index()) )
+			if ( is_member_of(state->matched_rules, r->Index()) )
 				continue;
 
 			// Remember that all patterns have matched.
@@ -971,7 +976,7 @@ void RuleMatcher::ExecPureRules(RuleEndpointState* state, bool eos)
 bool RuleMatcher::ExecRulePurely(Rule* r, BroString* s,
 				 RuleEndpointState* state, bool eos)
 	{
-	if ( state->matched_rules.is_member(r->Index()) )
+	if ( is_member_of(state->matched_rules, r->Index()) )
 		return false;
 
 	DBG_LOG(DBG_RULES, "Checking rule %s purely", r->ID());
@@ -1014,7 +1019,7 @@ bool RuleMatcher::EvalRuleConditions(Rule* r, RuleEndpointState* state,
 
 		if ( ! pc->negate )
 			{
-			if ( ! pc_state->matched_rules.is_member(pc->rule->Index()) )
+			if ( ! is_member_of(pc_state->matched_rules, pc->rule->Index()) )
 				// Precond rule has not matched yet.
 				return false;
 			}
@@ -1024,7 +1029,7 @@ bool RuleMatcher::EvalRuleConditions(Rule* r, RuleEndpointState* state,
 			if ( ! eos )
 				return false;
 
-			if ( pc_state->matched_rules.is_member(pc->rule->Index()) )
+			if ( is_member_of(pc_state->matched_rules, pc->rule->Index()) )
 				return false;
 			}
 		}
@@ -1041,11 +1046,11 @@ void RuleMatcher::ExecRuleActions(Rule* r, RuleEndpointState* state,
 				const u_char* data, int len, bool eos)
 	{
 	if ( state->opposite &&
-	     state->opposite->matched_rules.is_member(r->Index()) )
+		 is_member_of(state->opposite->matched_rules, r->Index()) )
 		// We have already executed the actions.
 		return;
 
-	state->matched_rules.append(r->Index());
+	state->matched_rules.push_back(r->Index());
 
 	loop_over_list(r->actions, i)
 		r->actions[i]->DoAction(r, state, data, len);
@@ -1063,7 +1068,7 @@ void RuleMatcher::ExecRuleActions(Rule* r, RuleEndpointState* state,
 void RuleMatcher::ExecRule(Rule* rule, RuleEndpointState* state, bool eos)
 	{
 	// Nothing to do if it has already matched.
-	if ( state->matched_rules.is_member(rule->Index()) )
+	if ( is_member_of(state->matched_rules, rule->Index()) )
 		return;
 
 	loop_over_list(state->hdr_tests, i)
@@ -1135,10 +1140,10 @@ void RuleMatcher::PrintTreeDebug(RuleHdrTest* node)
 			RuleHdrTest::PatternSet* set = node->psets[i][j];
 
 			fprintf(stderr,
-				"[%d patterns in %s group %d from %d rules]\n",
+				"[%d patterns in %s group %d from %zu rules]\n",
 				set->patterns.length(),
 				Rule::TypeToString((Rule::PatternType) i), j,
-				set->ids.length());
+				set->ids.size());
 			}
 		}
 
@@ -1234,9 +1239,9 @@ void RuleMatcher::DumpStateStats(BroFile* f, RuleHdrTest* hdr_test)
 					 set->re->DFA()->NumStates(),
 					 Rule::TypeToString((Rule::PatternType)i), j));
 
-			loop_over_list(set->ids, k)
+			for ( auto id : set->ids )
 				{
-				Rule* r = Rule::rule_table[set->ids[k] - 1];
+				Rule* r = Rule::rule_table[id - 1];
 				f->Write(fmt("%s ", r->ID()));
 				}
 

src/scan.l

@@ -756,7 +756,7 @@ void do_atif(Expr* expr)
 
 	if ( ! val->AsBool() )
 		{
-		if_stack.append(current_depth);
+		if_stack.push_back(current_depth);
 		BEGIN(IGNORE);
 		}
 	}
@@ -769,7 +769,7 @@ void do_atifdef(const char* id)
 
 	if ( ! (i = lookup_ID(id, current_module.c_str())) )
 		{
-		if_stack.append(current_depth);
+		if_stack.push_back(current_depth);
 		BEGIN(IGNORE);
 		}
 
@@ -784,7 +784,7 @@ void do_atifndef(const char *id)
 
 	if ( (i = lookup_ID(id, current_module.c_str())) )
 		{
-		if_stack.append(current_depth);
+		if_stack.push_back(current_depth);
 		BEGIN(IGNORE);
 		}
 
@@ -796,17 +796,17 @@ void do_atelse()
 	if ( current_depth == 0 )
 		reporter->Error("@else without @if...");
 
-	if ( if_stack.length() && current_depth > if_stack.last() )
+	if ( ! if_stack.empty() && current_depth > if_stack.back() )
 		return;
 
 	if ( YY_START == INITIAL )
 		{
-		if_stack.append(current_depth);
+		if_stack.push_back(current_depth);
 		BEGIN(IGNORE);
 		}
 	else
 		{
-		if_stack.get();
+		if_stack.pop_back();
 		BEGIN(INITIAL);
 		}
 	}
@@ -816,10 +816,10 @@ void do_atendif()
 	if ( current_depth == 0 )
 		reporter->Error("unbalanced @if... @endif");
 
-	if ( current_depth == if_stack.last() )
+	if ( current_depth == if_stack.back() )
 		{
 		BEGIN(INITIAL);
-		if_stack.get();
+		if_stack.pop_back();
 		}
 
 	--current_depth;