Refactor to remove duplicate code in ValidateSchema & ValidateDTD

- Reported by Sonarcloud
This commit is contained in:
Eduardo Arias 2024-10-19 12:45:50 -03:00
parent 2fb446ab2d
commit d1e7e7b4f2
2 changed files with 31 additions and 58 deletions

View File

@ -28,6 +28,7 @@
#include <utility>
#include "src/operators/operator.h"
#include "validate_schema.h"
namespace modsecurity {
@ -62,40 +63,22 @@ class ValidateDTD : public Operator {
static void error_runtime(void *ctx, const char *msg, ...) {
const Transaction *t = reinterpret_cast<Transaction *>(ctx);
char buf[1024];
std::string s;
va_list args;
va_start(args, msg);
int len = vsnprintf(buf, sizeof(buf), msg, args);
ValidateSchema::callback_func(ctx, ValidateSchema::log_msg, ValidateSchema::PREFIX_ERROR, msg, args);
va_end(args);
if (len > 0) {
s = "XML Error: " + std::string(buf);
}
ms_dbg_a(t, 4, s);
}
static void warn_runtime(void *ctx, const char *msg, ...) {
const Transaction *t = reinterpret_cast<Transaction *>(ctx);
char buf[1024];
std::string s;
va_list args;
va_start(args, msg);
int len = vsnprintf(buf, sizeof(buf), msg, args);
ValidateSchema::callback_func(ctx, ValidateSchema::log_msg, ValidateSchema::PREFIX_WARNING, msg, args);
va_end(args);
if (len > 0) {
s = "XML Warning: " + std::string(buf);
}
ms_dbg_a(t, 4, s);
}
static void null_error(void *ctx, const char *msg, ...) { // cppcheck-suppress[constParameterPointer,constParameterCallback]
static void null_error(void *, const char *, ...) { // cppcheck-suppress[constParameterPointer,constParameterCallback]
}
private:

View File

@ -45,71 +45,61 @@ class ValidateSchema : public Operator {
static void error_load(void *ctx, const char *msg, ...) {
std::string *t = reinterpret_cast<std::string *>(ctx);
char buf[1024];
va_list args;
va_start(args, msg);
int len = vsnprintf(buf, sizeof(buf), msg, args);
callback_func(ctx, append_msg, PREFIX_ERROR, msg, args);
va_end(args);
if (len > 0) {
t->append("XML Error: " + std::string(buf));
}
}
static void warn_load(void *ctx, const char *msg, ...) {
std::string *t = reinterpret_cast<std::string *>(ctx);
char buf[1024];
va_list args;
va_start(args, msg);
int len = vsnprintf(buf, sizeof(buf), msg, args);
callback_func(ctx, append_msg, PREFIX_WARNING, msg, args);
va_end(args);
if (len > 0) {
t->append("XML Warning: " + std::string(buf));
}
}
static void error_runtime(void *ctx, const char *msg, ...) {
const Transaction *t = reinterpret_cast<Transaction *>(ctx);
char buf[1024];
std::string s;
va_list args;
va_start(args, msg);
int len = vsnprintf(buf, sizeof(buf), msg, args);
callback_func(ctx, log_msg, PREFIX_ERROR, msg, args);
va_end(args);
if (len > 0) {
s = "XML Error: " + std::string(buf);
}
ms_dbg_a(t, 4, s);
}
static void warn_runtime(void *ctx, const char *msg, ...) {
const Transaction *t = reinterpret_cast<Transaction *>(ctx);
char buf[1024];
std::string s;
va_list args;
va_start(args, msg);
int len = vsnprintf(buf, sizeof(buf), msg, args);
callback_func(ctx, log_msg, PREFIX_WARNING, msg, args);
va_end(args);
if (len > 0) {
s = "XML Warning: " + std::string(buf);
}
ms_dbg_a(t, 4, s);
}
static void null_error(void *ctx, const char *msg, ...) { // cppcheck-suppress[constParameterPointer,constParameterCallback]
static void null_error(void *, const char *, ...) { // cppcheck-suppress[constParameterPointer,constParameterCallback]
}
template<typename Pred>
static void callback_func(void *ctx, Pred pred, const char *base_msg, const char *msg, va_list args) {
char buf[1024];
const auto len = vsnprintf(buf, sizeof(buf), msg, args);
if (len > 0)
pred(ctx, base_msg + std::string(buf));
}
static void log_msg(const void *ctx, const std::string &msg) {
auto t = reinterpret_cast<const Transaction *>(ctx);
ms_dbg_a(t, 4, msg);
}
static void append_msg(void *ctx, const std::string &msg) {
auto s = reinterpret_cast<std::string*>(ctx);
s->append(msg);
}
static constexpr auto PREFIX_WARNING = "XML Warning: ";
static constexpr auto PREFIX_ERROR = "XML Error: ";
private:
std::string m_resource;
std::string m_err;