Snort_AIPreproc/doc/latex/group__regex.tex

\hypertarget{group__regex}{
\section{Regex management}
\label{group__regex}\index{Regex management@{Regex management}}
}
\subsection*{Functions}
\begin{DoxyCompactItemize}
\item 
int \hyperlink{group__regex_ga35f57c052a7de1ded54b67a1f7819791}{preg\_\-match} (const char $\ast$expr, char $\ast$str, char $\ast$$\ast$$\ast$matches, int $\ast$nmatches)
\begin{DoxyCompactList}\small\item\em Check if a string matches a regular expression. \item\end{DoxyCompactList}\item 
char $\ast$ \hyperlink{group__regex_ga736ba1abdc4938cbb1bf5861e7dbfd50}{str\_\-replace} (char $\ast$str, char $\ast$orig, char $\ast$rep)
\begin{DoxyCompactList}\small\item\em Replace the content of 'orig' in 'str' with 'rep'. \item\end{DoxyCompactList}\item 
char $\ast$ \hyperlink{group__regex_gaff6c55cd04fc08dd582e244590dc25a4}{str\_\-replace\_\-all} (char $\ast$str, char $\ast$orig, char $\ast$rep)
\begin{DoxyCompactList}\small\item\em Replace all of the occurrences of 'orig' in 'str' with 'rep'. \item\end{DoxyCompactList}\end{DoxyCompactItemize}


\subsection{Function Documentation}
\hypertarget{group__regex_ga35f57c052a7de1ded54b67a1f7819791}{
\index{regex@{regex}!preg\_\-match@{preg\_\-match}}
\index{preg\_\-match@{preg\_\-match}!regex@{regex}}
\subsubsection[{preg\_\-match}]{\setlength{\rightskip}{0pt plus 5cm}int preg\_\-match (
\begin{DoxyParamCaption}
\item[{const char $\ast$}]{ expr, }
\item[{char $\ast$}]{ str, }
\item[{char $\ast$$\ast$$\ast$}]{ matches, }
\item[{int $\ast$}]{ nmatches}
\end{DoxyParamCaption}
)}}
\label{group__regex_ga35f57c052a7de1ded54b67a1f7819791}


Check if a string matches a regular expression. 


\begin{DoxyParams}{Parameters}
\item[{\em expr}]Regular expression to be matched \item[{\em str}]String to be checked \item[{\em matches}]Reference to a char$\ast$$\ast$ that will contain the submatches (NULL if you don't need it) \item[{\em nmatches}]Reference to a int containing the number of submatches found (NULL if you don't need it) \end{DoxyParams}
\begin{DoxyReturn}{Returns}
-\/1 if the regex is wrong, 0 if no match was found, 1 otherwise 
\end{DoxyReturn}
\hypertarget{group__regex_ga736ba1abdc4938cbb1bf5861e7dbfd50}{
\index{regex@{regex}!str\_\-replace@{str\_\-replace}}
\index{str\_\-replace@{str\_\-replace}!regex@{regex}}
\subsubsection[{str\_\-replace}]{\setlength{\rightskip}{0pt plus 5cm}char$\ast$ str\_\-replace (
\begin{DoxyParamCaption}
\item[{char $\ast$}]{ str, }
\item[{char $\ast$}]{ orig, }
\item[{char $\ast$}]{ rep}
\end{DoxyParamCaption}
)}}
\label{group__regex_ga736ba1abdc4938cbb1bf5861e7dbfd50}


Replace the content of 'orig' in 'str' with 'rep'. 


\begin{DoxyParams}{Parameters}
\item[{\em str}]String to work on \item[{\em orig}]String to be replaced \item[{\em rep}]Replacement for 'orig' \end{DoxyParams}
\begin{DoxyReturn}{Returns}
The string with the replacement 
\end{DoxyReturn}
\hypertarget{group__regex_gaff6c55cd04fc08dd582e244590dc25a4}{
\index{regex@{regex}!str\_\-replace\_\-all@{str\_\-replace\_\-all}}
\index{str\_\-replace\_\-all@{str\_\-replace\_\-all}!regex@{regex}}
\subsubsection[{str\_\-replace\_\-all}]{\setlength{\rightskip}{0pt plus 5cm}char$\ast$ str\_\-replace\_\-all (
\begin{DoxyParamCaption}
\item[{char $\ast$}]{ str, }
\item[{char $\ast$}]{ orig, }
\item[{char $\ast$}]{ rep}
\end{DoxyParamCaption}
)}}
\label{group__regex_gaff6c55cd04fc08dd582e244590dc25a4}


Replace all of the occurrences of 'orig' in 'str' with 'rep'. 


\begin{DoxyParams}{Parameters}
\item[{\em str}]String to work on \item[{\em orig}]String to be replaced \item[{\em rep}]Replacement for 'orig' \end{DoxyParams}
\begin{DoxyReturn}{Returns}
The string with the replacement 
\end{DoxyReturn}