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  4. TCHAR* and LPTSTR

TCHAR* and LPTSTR

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  • O Owner drawn

    I also declared a struct and put a member inside with the same name and it's still working.

    struct
    {
    LPTSTR shi502_netname;
    }p;

    p.shi502_netname = _T("test");
    LPTSTR h = p.shi502_netname ;
    TCHAR* var = h;
    cout<

    Here is the code. It's working.:^)

    Jesus Loves:rose:

    --Owner Drawn:rose:
    --Nothing special
    --Defeat is temporary but surrender is permanent
    --Never say quits
    --Jesus is Lord:rose:

    K Offline
    K Offline
    kelprinc
    wrote on last edited by
    #7

    I have edited the struct, its not a normal struct (typedef) typedef struct { LPTSTR shi502_netname; }p; p.shi502_netname = _T("test"); LPTSTR h = p.shi502_netname ; TCHAR* var = h;cout<

    O 1 Reply Last reply
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    • K kelprinc

      I have edited the struct, its not a normal struct (typedef) typedef struct { LPTSTR shi502_netname; }p; p.shi502_netname = _T("test"); LPTSTR h = p.shi502_netname ; TCHAR* var = h;cout<

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      O Offline
      Owner drawn
      wrote on last edited by
      #8

      typedef struct
      {
      LPTSTR shi502_netname;
      }p;

      Did you declare a variable of type p.

      p p1; //don't forget this
      p1.shi502_netname = _T("test");
      LPTSTR h = p1.shi502_netname ;
      TCHAR* var = h;
      cout<
      It still works fine.

      Jesus Loves:rose:

      --Owner Drawn:rose:
      --Nothing special
      --Defeat is temporary but surrender is permanent
      --Never say quits
      --Jesus is Lord:rose:

      K 1 Reply Last reply
      0
      • O Owner drawn

        typedef struct
        {
        LPTSTR shi502_netname;
        }p;

        Did you declare a variable of type p.

        p p1; //don't forget this
        p1.shi502_netname = _T("test");
        LPTSTR h = p1.shi502_netname ;
        TCHAR* var = h;
        cout<
        It still works fine.

        Jesus Loves:rose:

        --Owner Drawn:rose:
        --Nothing special
        --Defeat is temporary but surrender is permanent
        --Never say quits
        --Jesus is Lord:rose:

        K Offline
        K Offline
        kelprinc
        wrote on last edited by
        #9

        Yes i do. you did not declare yours as *p look at my definition of my struct below typedef struct { LPTSTR shi502_netname; }*p; p p1; //don't forget thisp1.shi502_netname = _T("test");LPTSTR h = p1.shi502_netname ;TCHAR* var = h;cout<

        O 1 Reply Last reply
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        • K kelprinc

          Yes i do. you did not declare yours as *p look at my definition of my struct below typedef struct { LPTSTR shi502_netname; }*p; p p1; //don't forget thisp1.shi502_netname = _T("test");LPTSTR h = p1.shi502_netname ;TCHAR* var = h;cout<

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          Owner drawn
          wrote on last edited by
          #10

          Aha here is the problem...

          typedef struct
          {
          LPTSTR shi502_netname;
          } ap,*p;

          ap a;
          p p1 = &a;
          p1->shi502_netname = _T("test");
          LPTSTR h = p1->shi502_netname ;
          TCHAR* var = h;
          cout<

          It works with the modifications that I made. You have to make another typedef along with *p i.e ap. If you don't what are you going to assign to a variable of type p. p needs an address of a struct of it's own type.

          An advice: Please provide some meaningful names for variables and specially typedefs.

          Jesus Loves:rose:

          --Owner Drawn:rose:
          --Nothing special
          --Defeat is temporary but surrender is permanent
          --Never say quits
          --Jesus is Lord:rose:

          K 1 Reply Last reply
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          • O Owner drawn

            Aha here is the problem...

            typedef struct
            {
            LPTSTR shi502_netname;
            } ap,*p;

            ap a;
            p p1 = &a;
            p1->shi502_netname = _T("test");
            LPTSTR h = p1->shi502_netname ;
            TCHAR* var = h;
            cout<

            It works with the modifications that I made. You have to make another typedef along with *p i.e ap. If you don't what are you going to assign to a variable of type p. p needs an address of a struct of it's own type.

            An advice: Please provide some meaningful names for variables and specially typedefs.

            Jesus Loves:rose:

            --Owner Drawn:rose:
            --Nothing special
            --Defeat is temporary but surrender is permanent
            --Never say quits
            --Jesus is Lord:rose:

            K Offline
            K Offline
            kelprinc
            wrote on last edited by
            #11

            I tried it it did not work the struct that iam using is part of the C++ libraries here it is typedef struct _SHARE_INFO_502 { LPTSTR shi502_netname; DWORD shi502_type; LPTSTR shi502_remark; DWORD shi502_permissions; DWORD shi502_max_uses; DWORD shi502_current_uses; LPTSTR shi502_path; LPTSTR shi502_passwd; DWORD shi502_reserved; PSECURITY_DESCRIPTOR shi502_security_descriptor; } SHARE_INFO_502, *PSHARE_INFO_502, *LPSHARE_INFO_502; And i have to use *PSHARE_INFO_502 as the name of the struct Kelvin Chikomo

            O 1 Reply Last reply
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            • K kelprinc

              I tried it it did not work the struct that iam using is part of the C++ libraries here it is typedef struct _SHARE_INFO_502 { LPTSTR shi502_netname; DWORD shi502_type; LPTSTR shi502_remark; DWORD shi502_permissions; DWORD shi502_max_uses; DWORD shi502_current_uses; LPTSTR shi502_path; LPTSTR shi502_passwd; DWORD shi502_reserved; PSECURITY_DESCRIPTOR shi502_security_descriptor; } SHARE_INFO_502, *PSHARE_INFO_502, *LPSHARE_INFO_502; And i have to use *PSHARE_INFO_502 as the name of the struct Kelvin Chikomo

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              Owner drawn
              wrote on last edited by
              #12

              Go ahead it will work. PSHARE_INFO_502 should take the address of a valid structure of the same type. Then it has to work. Probably like this: SHARE_INFO_502 shInfo; PSHARE_INFO_502 pShInfo = &shInfo; Now use pShInfo as you should.

              Jesus Loves:rose:

              --Owner Drawn:rose: --Nothing special --Defeat is temporary but surrender is permanent --Never say quits --Jesus is Lord:rose:

              K 1 Reply Last reply
              0
              • K kelprinc

                Does anybody know how to assign a TCHAR* fromo a LPTSTR. This is my code: p->shi502_netname ="test"; LPTSTR h =p->shi502_netname ; TCHAR* var = h; cout< output: t when I try to print out h i get the first letter of string pointed to by h; I thing im no accessing the string from the pointer correctly Kelvin Cikomo

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                kakan
                wrote on last edited by
                #13

                This maybe is a stupid question but I have to ask: Are your program using UNICODE? In that case, it's perfectly understandable: The console doesn't want UNICODE, so when your 't' is written to the consol, the console sees a 't', followed by a \0. And since \0 is a string terminator, the output is terminated. Could this be the case here?

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                • K kakan

                  This maybe is a stupid question but I have to ask: Are your program using UNICODE? In that case, it's perfectly understandable: The console doesn't want UNICODE, so when your 't' is written to the consol, the console sees a 't', followed by a \0. And since \0 is a string terminator, the output is terminated. Could this be the case here?

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                  kelprinc
                  wrote on last edited by
                  #14

                  Yes i am programing in unicode. So what shld i do Kelvin Chikomo

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                  • O Owner drawn

                    Go ahead it will work. PSHARE_INFO_502 should take the address of a valid structure of the same type. Then it has to work. Probably like this: SHARE_INFO_502 shInfo; PSHARE_INFO_502 pShInfo = &shInfo; Now use pShInfo as you should.

                    Jesus Loves:rose:

                    --Owner Drawn:rose: --Nothing special --Defeat is temporary but surrender is permanent --Never say quits --Jesus is Lord:rose:

                    K Offline
                    K Offline
                    kelprinc
                    wrote on last edited by
                    #15

                    I get wrong out puts if i try this. let me just give you part of my code PSHARE_INFO_502 BufPtr,p; //SHARE_INFO_502 shInfo; //PSHARE_INFO_502 pShInfo = &shInfo; NET_API_STATUS res; LPTSTR lpszServer = NULL; DWORD er=0,tr=0,resume=0, i; //declare server variable lpszServer = lpszArgv[1]; cout<shi502_netname; cout<

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                    • K kelprinc

                      Yes i am programing in unicode. So what shld i do Kelvin Chikomo

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                      kakan
                      wrote on last edited by
                      #16

                      Make sure your console output is in plain ANSI

                      K 2 Replies Last reply
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                      • K kakan

                        Make sure your console output is in plain ANSI

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                        kelprinc
                        wrote on last edited by
                        #17

                        I am not printing any thing to the console as yet. You can look at the above threads to see my code. Kelvin Chikomo

                        D 1 Reply Last reply
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                        • K kelprinc

                          I am not printing any thing to the console as yet. You can look at the above threads to see my code. Kelvin Chikomo

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                          David Crow
                          wrote on last edited by
                          #18

                          kelprinc wrote:

                          I am not printing any thing to the console as yet.

                          Sure you are. What do you think cout is for?


                          "The words of God are not like the oak leaf which dies and falls to the earth, but like the pine tree which stays green forever." - Native American Proverb

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                          • K kakan

                            Make sure your console output is in plain ANSI

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                            kelprinc
                            wrote on last edited by
                            #19

                            I am now trying to use the W2A conversion but im realy doubting it Kelvin Chikomo

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                            • K kelprinc

                              Does anybody know how to assign a TCHAR* fromo a LPTSTR. This is my code: p->shi502_netname ="test"; LPTSTR h =p->shi502_netname ; TCHAR* var = h; cout< output: t when I try to print out h i get the first letter of string pointed to by h; I thing im no accessing the string from the pointer correctly Kelvin Cikomo

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                              David Crow
                              wrote on last edited by
                              #20

                              You need to use wcout instead of cout.


                              "The words of God are not like the oak leaf which dies and falls to the earth, but like the pine tree which stays green forever." - Native American Proverb

                              1 Reply Last reply
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                              • K kelprinc

                                Does anybody know how to assign a TCHAR* fromo a LPTSTR. This is my code: p->shi502_netname ="test"; LPTSTR h =p->shi502_netname ; TCHAR* var = h; cout< output: t when I try to print out h i get the first letter of string pointed to by h; I thing im no accessing the string from the pointer correctly Kelvin Cikomo

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                                Prakash Nadar
                                wrote on last edited by
                                #21

                                if you are using unicode build then you should use unicode set of apis to work on them. If you really need to work on multibyte string then you may have to use WideCharToMultiByte api to do the convertion.


                                -Prakash

                                1 Reply Last reply
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                                • K kelprinc

                                  I get wrong out puts if i try this. let me just give you part of my code PSHARE_INFO_502 BufPtr,p; //SHARE_INFO_502 shInfo; //PSHARE_INFO_502 pShInfo = &shInfo; NET_API_STATUS res; LPTSTR lpszServer = NULL; DWORD er=0,tr=0,resume=0, i; //declare server variable lpszServer = lpszArgv[1]; cout<shi502_netname; cout<

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                                  Prakash Nadar
                                  wrote on last edited by
                                  #22

                                  as i can see from here, your real problem is probably not cout<. I guess that cout statement is a debug output statement. if you want to fix that part, you have to use wcout and it will print properly. Is there any other problem in your code beside printing? * * * -Prakash

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