diff options
Diffstat (limited to 'Linux-PAM/libpam/include/security/_pam_macros.h')
| -rw-r--r-- | Linux-PAM/libpam/include/security/_pam_macros.h | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/Linux-PAM/libpam/include/security/_pam_macros.h b/Linux-PAM/libpam/include/security/_pam_macros.h deleted file mode 100644 index bd107cfb..00000000 --- a/Linux-PAM/libpam/include/security/_pam_macros.h +++ /dev/null @@ -1,196 +0,0 @@ -#ifndef PAM_MACROS_H -#define PAM_MACROS_H - -/* - * All kind of macros used by PAM, but usable in some other - * programs too. - * Organized by Cristian Gafton <gafton@redhat.com> - */ - -/* a 'safe' version of strdup */ - -#include <stdlib.h> -#include <string.h> - -#define x_strdup(s) ( (s) ? strdup(s):NULL ) - -/* Good policy to strike out passwords with some characters not just - free the memory */ - -#define _pam_overwrite(x) \ -do { \ - register char *__xx__; \ - if ((__xx__=(x))) \ - while (*__xx__) \ - *__xx__++ = '\0'; \ -} while (0) - -#define _pam_overwrite_n(x,n) \ -do { \ - register char *__xx__; \ - register unsigned int __i__ = 0; \ - if ((__xx__=(x))) \ - for (;__i__<n; __i__++) \ - __xx__[__i__] = 0; \ -} while (0) - -/* - * Don't just free it, forget it too. - */ - -#define _pam_drop(X) \ -do { \ - if (X) { \ - free(X); \ - X=NULL; \ - } \ -} while (0) - -#define _pam_drop_reply(/* struct pam_response * */ reply, /* int */ replies) \ -do { \ - int reply_i; \ - \ - for (reply_i=0; reply_i<replies; ++reply_i) { \ - if (reply[reply_i].resp) { \ - _pam_overwrite(reply[reply_i].resp); \ - free(reply[reply_i].resp); \ - } \ - } \ - if (reply) \ - free(reply); \ -} while (0) - -/* some debugging code */ - -#ifdef DEBUG - -/* - * This provides the necessary function to do debugging in PAM. - * Cristian Gafton <gafton@redhat.com> - */ - -#include <stdio.h> -#include <sys/types.h> -#include <stdarg.h> -#include <errno.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <unistd.h> - -/* - * This is for debugging purposes ONLY. DO NOT use on live systems !!! - * You have been warned :-) - CG - * - * to get automated debugging to the log file, it must be created manually. - * _PAM_LOGFILE must exist and be writable to the programs you debug. - */ - -#ifndef _PAM_LOGFILE -#define _PAM_LOGFILE "/var/run/pam-debug.log" -#endif - -static void _pam_output_debug_info(const char *file, const char *fn - , const int line) -{ - FILE *logfile; - int must_close = 1, fd; - -#ifdef O_NOFOLLOW - if ((fd = open(_PAM_LOGFILE, O_WRONLY|O_NOFOLLOW|O_APPEND)) != -1) { -#else - if ((fd = open(_PAM_LOGFILE, O_WRONLY|O_APPEND)) != -1) { -#endif - if (!(logfile = fdopen(fd,"a"))) { - logfile = stderr; - must_close = 0; - close(fd); - } - } else { - logfile = stderr; - must_close = 0; - } - fprintf(logfile,"[%s:%s(%d)] ",file, fn, line); - fflush(logfile); - if (must_close) - fclose(logfile); -} - -static void _pam_output_debug(const char *format, ...) -{ - va_list args; - FILE *logfile; - int must_close = 1, fd; - - va_start(args, format); - -#ifdef O_NOFOLLOW - if ((fd = open(_PAM_LOGFILE, O_WRONLY|O_NOFOLLOW|O_APPEND)) != -1) { -#else - if ((fd = open(_PAM_LOGFILE, O_WRONLY|O_APPEND)) != -1) { -#endif - if (!(logfile = fdopen(fd,"a"))) { - logfile = stderr; - must_close = 0; - close(fd); - } - } else { - logfile = stderr; - must_close = 0; - } - vfprintf(logfile, format, args); - fprintf(logfile, "\n"); - fflush(logfile); - if (must_close) - fclose(logfile); - - va_end(args); -} - -#define D(x) do { \ - _pam_output_debug_info(__FILE__, __FUNCTION__, __LINE__); \ - _pam_output_debug x ; \ -} while (0) - -#define _pam_show_mem(X,XS) do { \ - int i; \ - register unsigned char *x; \ - x = (unsigned char *)X; \ - fprintf(stderr, " <start at %p>\n", X); \ - for (i = 0; i < XS ; ++x, ++i) { \ - fprintf(stderr, " %02X. <%p:%02X>\n", i, x, *x); \ - } \ - fprintf(stderr, " <end for %p after %d bytes>\n", X, XS); \ -} while (0) - -#define _pam_show_reply(/* struct pam_response * */reply, /* int */replies) \ -do { \ - int reply_i; \ - setbuf(stderr, NULL); \ - fprintf(stderr, "array at %p of size %d\n",reply,replies); \ - fflush(stderr); \ - if (reply) { \ - for (reply_i = 0; reply_i < replies; reply_i++) { \ - fprintf(stderr, " elem# %d at %p: resp = %p, retcode = %d\n", \ - reply_i, reply+reply_i, reply[reply_i].resp, \ - reply[reply_i].resp, _retcode); \ - fflush(stderr); \ - if (reply[reply_i].resp) { \ - fprintf(stderr, " resp[%d] = '%s'\n", \ - strlen(reply[reply_i].resp), reply[reply_i].resp); \ - fflush(stderr); \ - } \ - } \ - } \ - fprintf(stderr, "done here\n"); \ - fflush(stderr); \ -} while (0) - -#else - -#define D(x) do { } while (0) -#define _pam_show_mem(X,XS) do { } while (0) -#define _pam_show_reply(reply, replies) do { } while (0) - -#endif /* DEBUG */ - -#endif /* PAM_MACROS_H */ |