Alter 5 files

Add `.clang-format`
Update `checkPacket.c`
Update `parser.c`
Update `readFirewall.c`
Update `types.c`

.clang-format

@@ -0,0 +1,191 @@
+---
+Language:        Cpp
+# BasedOnStyle:  LLVM
+AccessModifierOffset: -2
+AlignAfterOpenBracket: Align
+AlignArrayOfStructures: None
+AlignConsecutiveMacros: None
+AlignConsecutiveAssignments: None
+AlignConsecutiveBitFields: None
+AlignConsecutiveDeclarations: None
+AlignEscapedNewlines: Right
+AlignOperands:   Align
+AlignTrailingComments: true
+AllowAllArgumentsOnNextLine: true
+AllowAllParametersOfDeclarationOnNextLine: true
+AllowShortEnumsOnASingleLine: true
+AllowShortBlocksOnASingleLine: Never
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: All
+AllowShortLambdasOnASingleLine: All
+AllowShortIfStatementsOnASingleLine: Never
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterDefinitionReturnType: None
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakTemplateDeclarations: MultiLine
+AttributeMacros:
+  - __capability
+BinPackArguments: true
+BinPackParameters: true
+BraceWrapping:
+  AfterCaseLabel:  false
+  AfterClass:      false
+  AfterControlStatement: Never
+  AfterEnum:       false
+  AfterFunction:   false
+  AfterNamespace:  false
+  AfterObjCDeclaration: false
+  AfterStruct:     false
+  AfterUnion:      false
+  AfterExternBlock: false
+  BeforeCatch:     false
+  BeforeElse:      false
+  BeforeLambdaBody: false
+  BeforeWhile:     false
+  IndentBraces:    false
+  SplitEmptyFunction: true
+  SplitEmptyRecord: true
+  SplitEmptyNamespace: true
+BreakBeforeBinaryOperators: None
+BreakBeforeConceptDeclarations: true
+BreakBeforeBraces: Attach
+BreakBeforeInheritanceComma: false
+BreakInheritanceList: BeforeColon
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializersBeforeComma: false
+BreakConstructorInitializers: BeforeColon
+BreakAfterJavaFieldAnnotations: false
+BreakStringLiterals: true
+ColumnLimit:     80
+CommentPragmas:  '^ IWYU pragma:'
+QualifierAlignment: Leave
+CompactNamespaces: false
+ConstructorInitializerIndentWidth: 4
+ContinuationIndentWidth: 4
+Cpp11BracedListStyle: true
+DeriveLineEnding: true
+DerivePointerAlignment: false
+DisableFormat:   false
+EmptyLineAfterAccessModifier: Never
+EmptyLineBeforeAccessModifier: LogicalBlock
+ExperimentalAutoDetectBinPacking: false
+PackConstructorInitializers: BinPack
+BasedOnStyle:    ''
+ConstructorInitializerAllOnOneLineOrOnePerLine: false
+AllowAllConstructorInitializersOnNextLine: true
+FixNamespaceComments: true
+ForEachMacros:
+  - foreach
+  - Q_FOREACH
+  - BOOST_FOREACH
+IfMacros:
+  - KJ_IF_MAYBE
+IncludeBlocks:   Preserve
+IncludeCategories:
+  - Regex:           '^"(llvm|llvm-c|clang|clang-c)/'
+    Priority:        2
+    SortPriority:    0
+    CaseSensitive:   false
+  - Regex:           '^(<|"(gtest|gmock|isl|json)/)'
+    Priority:        3
+    SortPriority:    0
+    CaseSensitive:   false
+  - Regex:           '.*'
+    Priority:        1
+    SortPriority:    0
+    CaseSensitive:   false
+IncludeIsMainRegex: '(Test)?$'
+IncludeIsMainSourceRegex: ''
+IndentAccessModifiers: false
+IndentCaseLabels: false
+IndentCaseBlocks: false
+IndentGotoLabels: true
+IndentPPDirectives: None
+IndentExternBlock: AfterExternBlock
+IndentRequires:  false
+IndentWidth:     4
+IndentWrappedFunctionNames: false
+InsertTrailingCommas: None
+JavaScriptQuotes: Leave
+JavaScriptWrapImports: true
+KeepEmptyLinesAtTheStartOfBlocks: true
+LambdaBodyIndentation: Signature
+MacroBlockBegin: ''
+MacroBlockEnd:   ''
+MaxEmptyLinesToKeep: 1
+NamespaceIndentation: None
+ObjCBinPackProtocolList: Auto
+ObjCBlockIndentWidth: 2
+ObjCBreakBeforeNestedBlockParam: true
+ObjCSpaceAfterProperty: false
+ObjCSpaceBeforeProtocolList: true
+PenaltyBreakAssignment: 2
+PenaltyBreakBeforeFirstCallParameter: 19
+PenaltyBreakComment: 300
+PenaltyBreakFirstLessLess: 120
+PenaltyBreakOpenParenthesis: 0
+PenaltyBreakString: 1000
+PenaltyBreakTemplateDeclaration: 10
+PenaltyExcessCharacter: 1000000
+PenaltyReturnTypeOnItsOwnLine: 60
+PenaltyIndentedWhitespace: 0
+PointerAlignment: Right
+PPIndentWidth:   -1
+ReferenceAlignment: Pointer
+ReflowComments:  true
+RemoveBracesLLVM: false
+SeparateDefinitionBlocks: Leave
+ShortNamespaceLines: 1
+SortIncludes:    CaseSensitive
+SortJavaStaticImport: Before
+SortUsingDeclarations: true
+SpaceAfterCStyleCast: false
+SpaceAfterLogicalNot: false
+SpaceAfterTemplateKeyword: true
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeCaseColon: false
+SpaceBeforeCpp11BracedList: false
+SpaceBeforeCtorInitializerColon: true
+SpaceBeforeInheritanceColon: true
+SpaceBeforeParens: ControlStatements
+SpaceBeforeParensOptions:
+  AfterControlStatements: true
+  AfterForeachMacros: true
+  AfterFunctionDefinitionName: false
+  AfterFunctionDeclarationName: false
+  AfterIfMacros:   true
+  AfterOverloadedOperator: false
+  BeforeNonEmptyParentheses: false
+SpaceAroundPointerQualifiers: Default
+SpaceBeforeRangeBasedForLoopColon: true
+SpaceInEmptyBlock: false
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 1
+SpacesInAngles:  Never
+SpacesInConditionalStatement: false
+SpacesInContainerLiterals: true
+SpacesInCStyleCastParentheses: false
+SpacesInLineCommentPrefix:
+  Minimum:         1
+  Maximum:         -1
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+SpaceBeforeSquareBrackets: false
+BitFieldColonSpacing: Both
+Standard:        Latest
+StatementAttributeLikeMacros:
+  - Q_EMIT
+StatementMacros:
+  - Q_UNUSED
+  - QT_REQUIRE_VERSION
+TabWidth:        8
+UseCRLF:         false
+UseTab:          Never
+WhitespaceSensitiveMacros:
+  - STRINGIZE
+  - PP_STRINGIZE
+  - BOOST_PP_STRINGIZE
+  - NS_SWIFT_NAME
+  - CF_SWIFT_NAME
+...

firewall-rules/checkPacket.c

@@ -1,22 +1,27 @@
-#include <stdlib.h>
-#include <stdio.h>
 #include "parser.c"
+#include <stdio.h>
+#include <stdlib.h>
 
 #define TRUE 1
 #define FALSE 0
 
-int check_rules(struct Rule** rules, size_t num_rules, struct IP* ip, Port* port) {
+int check_rules(struct Rule **rules, size_t num_rules, struct IP *ip,
+                Port *port) {
     for (size_t i = 0; i < num_rules; i += 1) {
         struct Rule *r = rules[i];
 
         int ip_matches = FALSE;
         int port_matches = FALSE;
 
-        if ((r->ip.end != NULL && compare_ip(ip, &r->ip.start) > -1 && compare_ip(ip, r->ip.end) < 1) || compare_ip(ip, &r->ip.start) == 0) {
+        if ((r->ip.end != NULL && compare_ip(ip, &r->ip.start) > -1 &&
+             compare_ip(ip, r->ip.end) < 1) ||
+            compare_ip(ip, &r->ip.start) == 0) {
             ip_matches = TRUE;
         }
 
-        if ((r->port.end != NULL && akpa_numcmp(*port, r->port.start) > -1 && akpa_numcmp(*port, *r->port.end) < 1) || akpa_numcmp(*port, r->port.start) == 0) {
+        if ((r->port.end != NULL && akpa_numcmp(*port, r->port.start) > -1 &&
+             akpa_numcmp(*port, *r->port.end) < 1) ||
+            akpa_numcmp(*port, r->port.start) == 0) {
             port_matches = TRUE;
         }
 

firewall-rules/parser.c

@@ -1,10 +1,11 @@
 //
 // Created by akp on 05/10/23.
 //
-#include <stdlib.h>
-#include <limits.h>
-#include <string.h>
 #include "types.c"
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 
 enum ParseState {
     ParseState_ip1,
@@ -13,8 +14,8 @@ enum ParseState {
     ParseState_port2,
 };
 
-// parse_ip parses an IP address line starting at startptr. Returns the ending position of the pointer in line.
-// Returns NULL on failure.
+// parse_ip parses an IP address line starting at startptr. Returns the ending
+// position of the pointer in line. Returns NULL on failure.
 char *parse_ip(char *startptr, struct IP *ip) {
     char *endptr = startptr;
 
@@ -39,8 +40,8 @@ char* parse_ip(char* startptr, struct IP* ip) {
     return endptr;
 }
 
-// parse_port parses a port starting at startptr. Returns the ending position of the pointer in line.
-// Returns NULL on failure.
+// parse_port parses a port starting at startptr. Returns the ending position of
+// the pointer in line. Returns NULL on failure.
 char *parse_port(char *startptr, Port *port) {
     char *end;
     long n = strtol(startptr, &end, 10);
@@ -50,8 +51,9 @@ char* parse_port(char* startptr, Port* port) {
     return end;
 }
 
-// parse_rule parses a rule out a string, line. The result is saved to result, which must be allocated by the caller.
-// The return value is the ending position of the rule in the string.
+// parse_rule parses a rule out a string, line. The result is saved to result,
+// which must be allocated by the caller. The return value is the ending
+// position of the rule in the string.
 char *parse_rule(char line[], struct Rule *result) {
     enum ParseState state = ParseState_ip1;
 
@@ -182,7 +184,8 @@ struct Rule** parse_file(char fname[], size_t* num_parsed_rules) {
         parsed_rules[*num_parsed_rules] = rule;
         (*num_parsed_rules) += 1;
     }
-    if (!feof(fp)) { // When we get here, getline has always returned -1 but may or may not have reached EOF.
+    if (!feof(fp)) { // When we get here, getline has always returned -1 but may
+                     // or may not have reached EOF.
         // If it hasn't reached EOF, an error was thrown.
         perror("Read line");
         return NULL;

firewall-rules/readFirewall.c

@@ -1,7 +1,6 @@
-#include <stdlib.h>
-#include <stdio.h>
 #include "parser.c"
-
+#include <stdio.h>
+#include <stdlib.h>
 
 int main(int argc, char *argv[]) {
     if (argc < 2) {
@@ -9,7 +8,6 @@ int main(int argc, char* argv[]) {
         return 1;
     }
 
-
     size_t num_parsed_rules;
     struct Rule **parsed_rules = parse_file(argv[1], &num_parsed_rules);
 
@@ -17,7 +15,8 @@ int main(int argc, char* argv[]) {
         return 1;
     }
 
-    qsort(parsed_rules, num_parsed_rules, sizeof(struct Rule*), &compare_rule_v);
+    qsort(parsed_rules, num_parsed_rules, sizeof(struct Rule *),
+          &compare_rule_v);
 
     for (int i = 0; i < num_parsed_rules; i += 1) {
         struct Rule *r = parsed_rules[i];

firewall-rules/types.c

@@ -2,6 +2,9 @@
 // Created by akp on 06/10/23.
 //
 #include "akpa_util.c"
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
 
 struct IP {
     unsigned char val[4];
@@ -60,9 +63,7 @@ void print_ip(struct IP *ip) {
     printf("%d.%d.%d.%d", ip->val[0], ip->val[1], ip->val[2], ip->val[3]);
 }
 
-void print_port(Port port) {
-    printf("%d", port);
-}
+void print_port(Port port) { printf("%d", port); }
 
 void print_rule(struct Rule *r) {
     print_ip(&r->ip.start);