checkuser/cpp/pamwrapper.h

#ifndef PAMWRAPPER_H
#define PAMWRAPPER_H

#include <security/pam_appl.h>
#include <security/pam_misc.h>

#include <string>

/* virtual class - cannot be instantiated
 * you have to create a derived class and implement/override the 4
 * virtual memberfunctions of this class 
 */

class PamWrapper {
private:
        pam_handle_t *m_pamh;
        bool m_isStarted;
        std::string m_service;
        pam_conv m_conv;
public:
        PamWrapper(std::string service);
        virtual ~PamWrapper();

        // standard PAM functions
        int start(std::string username = "");
        int authenticate(int flags = 0);
        int account(int flags = 0);
        int end(int status = 0);

        int setCred(int flags = 0);
        int openSession(int flags = 0);
        int closeSession(int flags = 0);
        int changeAuthToken(int flags = 0);

        // PAM utility functions
        std::string strError(int err);
        int putEnv(std::string nameValue);
        std::string getEnv(std::string name);
        //std::vector<std::string> getEnvList();

        int setItem(int item_type, const void *item);
        int getItem(int item_type, const void **item);
        int failDelay(unsigned int usec);

        //override these functions, in your derived class
        virtual std::string promptEchoOff(std::string prompt) = 0;
        virtual std::string promptEchoOn(std::string prompt) = 0;
        virtual void errorMsg(std::string msg) = 0;
        virtual void textInfo(std::string msg) = 0;

        //all-in-one function
        //calls start(), authenticate(), account() and end()
        //returns true if auth and account where OK
        bool checkUser(std::string username = "", bool checkAccount = true);
};


#endif //PAMWRAPPER_H
1	torben	328	#ifndef PAMWRAPPER_H
2			#define PAMWRAPPER_H
3
4			#include <security/pam_appl.h>
5			#include <security/pam_misc.h>
6
7			#include <string>
8
9			/* virtual class - cannot be instantiated
10			* you have to create a derived class and implement/override the 4
11			* virtual memberfunctions of this class
12			*/
13
14			class PamWrapper {
15			private:
16			pam_handle_t *m_pamh;
17			bool m_isStarted;
18			std::string m_service;
19			pam_conv m_conv;
20			public:
21			PamWrapper(std::string service);
22			virtual ~PamWrapper();
23
24			// standard PAM functions
25			int start(std::string username = "");
26			int authenticate(int flags = 0);
27			int account(int flags = 0);
28			int end(int status = 0);
29
30			int setCred(int flags = 0);
31			int openSession(int flags = 0);
32			int closeSession(int flags = 0);
33			int changeAuthToken(int flags = 0);
34
35			// PAM utility functions
36			std::string strError(int err);
37			int putEnv(std::string nameValue);
38			std::string getEnv(std::string name);
39			//std::vector<std::string> getEnvList();
40
41			int setItem(int item_type, const void *item);
42			int getItem(int item_type, const void **item);
43			int failDelay(unsigned int usec);
44
45			//override these functions, in your derived class
46			virtual std::string promptEchoOff(std::string prompt) = 0;
47			virtual std::string promptEchoOn(std::string prompt) = 0;
48			virtual void errorMsg(std::string msg) = 0;
49			virtual void textInfo(std::string msg) = 0;
50
51			//all-in-one function
52			//calls start(), authenticate(), account() and end()
53			//returns true if auth and account where OK
54			bool checkUser(std::string username = "", bool checkAccount = true);
55			};
56
57
58			#endif //PAMWRAPPER_H