Very first commit: libmodsecurity

Check the README.md file for further information about the libmodsecurity.

src/actions/transformations/lowercase.cc

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+/**
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include "actions/transformations/lowercase.h"
+
+#include <algorithm>
+#include <string>
+
+#include "modsecurity/assay.h"
+#include "actions/transformations/transformation.h"
+#include "actions/action.h"
+
+namespace ModSecurity {
+namespace actions {
+namespace transformations {
+
+
+LowerCase::LowerCase(std::string a)
+    : Transformation(a) {
+}
+
+std::string & LowerCase::evaluate(std::string value,
+    Assay *assay) {
+    std::locale loc;
+
+    for (std::string::size_type i=0; i < value.length(); ++i) {
+        value[i] = std::tolower(value[i], loc);
+    }
+
+    return value;
+}
+
+}  // namespace transformations
+}  // namespace actions
+}  // namespace ModSecurity

src/actions/transformations/lowercase.h

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+/**
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include <string>
+
+#include "actions/action.h"
+#include "actions/transformations/transformation.h"
+
+#ifndef SRC_ACTIONS_TRANSFORMATIONS_LOWERCASE_H_
+#define SRC_ACTIONS_TRANSFORMATIONS_LOWERCASE_H_
+
+#ifdef __cplusplus
+
+namespace ModSecurity {
+class Assay;
+namespace actions {
+namespace transformations {
+
+
+class LowerCase : public Transformation {
+ public:
+    explicit LowerCase(std::string action);
+    std::string& evaluate(std::string exp,
+        Assay *assay) override;
+};
+
+}  // namespace transformations
+}  // namespace actions
+}  // namespace ModSecurity
+
+#endif
+
+#endif  // SRC_ACTIONS_TRANSFORMATIONS_LOWERCASE_H_

src/actions/transformations/transformation.cc

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+/**
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include "actions/transformations/transformation.h"
+
+#include <iostream>
+#include <string>
+
+#include "modsecurity/assay.h"
+#include "actions/transformations/trim.h"
+#include "actions/transformations/lowercase.h"
+#include "actions/action.h"
+
+namespace ModSecurity {
+namespace actions {
+namespace transformations {
+
+Transformation::Transformation(std::string action)
+    : Action(action) {
+    this->name = this->action;
+    this->name.erase(0, 2);
+    this->action_kind = 1;
+}
+
+std::string &Transformation::evaluate(std::string value,
+    Assay *assay) {
+    return value;
+}
+
+Transformation* Transformation::instantiate(std::string a) {
+    if (a == "t:trim") {
+        return new transformations::Trim(a);
+    }
+    if (a == "t:lowercase") {
+        return new LowerCase(a);
+    }
+
+    return new Transformation(a);
+}
+
+}  // namespace transformations
+}  // namespace actions
+}  // namespace ModSecurity

src/actions/transformations/transformation.h

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+/**
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include <string>
+
+#include "actions/action.h"
+
+#ifndef SRC_ACTIONS_TRANSFORMATIONS_TRANSFORMATION_H_
+#define SRC_ACTIONS_TRANSFORMATIONS_TRANSFORMATION_H_
+
+#ifdef __cplusplus
+
+namespace ModSecurity {
+class Assay;
+
+namespace actions {
+namespace transformations {
+
+class Transformation : public Action {
+ public:
+    explicit Transformation(std::string action);
+    static Transformation* instantiate(std::string);
+
+    std::string& evaluate(std::string exp,
+        Assay *assay) override;
+};
+
+}  // namespace transformations
+}  // namespace actions
+}  // namespace ModSecurity
+
+#endif
+
+#endif  // SRC_ACTIONS_TRANSFORMATIONS_TRANSFORMATION_H_

src/actions/transformations/trim.cc

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+/**
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include "actions/transformations/trim.h"
+
+#include <iostream>
+#include <string>
+#include <algorithm>
+#include <functional>
+#include <cctype>
+#include <locale>
+
+#include "modsecurity/assay.h"
+#include "actions/transformations/transformation.h"
+#include "actions/action.h"
+
+namespace ModSecurity {
+namespace actions {
+namespace transformations {
+
+static inline std::string *ltrim(std::string *s) {
+    s->erase(s->begin(), std::find_if(s->begin(), s->end(),
+        std::not1(std::ptr_fun<int, int>(std::isspace))));
+    return s;
+}
+
+static inline std::string *rtrim(std::string *s) {
+    s->erase(std::find_if(s->rbegin(), s->rend(),
+        std::not1(std::ptr_fun<int, int>(std::isspace))).base(), s->end());
+    return s;
+}
+
+static inline std::string *trim(std::string *s) {
+    return ltrim(rtrim(s));
+}
+
+Trim::Trim(std::string action)
+    : Transformation(action) {
+    this->action_kind = 1;
+}
+
+std::string & Trim::evaluate(std::string value,
+    Assay *assay) {
+    return *trim(&value);
+}
+
+}  // namespace transformations
+}  // namespace actions
+}  // namespace ModSecurity

src/actions/transformations/trim.h

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+/**
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include <string>
+
+#include "actions/action.h"
+#include "actions/transformations/transformation.h"
+
+#ifndef SRC_ACTIONS_TRANSFORMATIONS_TRIM_H_
+#define SRC_ACTIONS_TRANSFORMATIONS_TRIM_H_
+
+#ifdef __cplusplus
+namespace ModSecurity {
+class Assay;
+
+namespace actions {
+namespace transformations {
+
+class Trim : public Transformation {
+ public:
+    explicit Trim(std::string action);
+    std::string& evaluate(std::string exp,
+        Assay *assay) override;
+};
+
+}  // namespace transformations
+}  // namespace actions
+}  // namespace ModSecurity
+
+#endif
+
+#endif  // SRC_ACTIONS_TRANSFORMATIONS_TRIM_H_