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#ifdef OPENBSD |
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#include <sys/param.h> |
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#endif |
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#ifndef WIN32 |
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#include <utmp.h> |
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#endif |
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#ifdef CYGWIN |
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#include <sys/unistd.h> |
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#endif |
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#ifdef HPUX |
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#include <utmp.h> |
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#endif |
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#ifdef WIN32 |
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#include <windows.h> |
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#include <lm.h> |
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#endif |
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|
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sg_user_stats *sg_get_user_stats(){ |
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int num_users = 0, pos = 0, new_pos; |
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VECTOR_DECLARE_STATIC(name_list, char, 128, NULL, NULL); |
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static sg_user_stats user_stats; |
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#if defined(SOLARIS) || defined(LINUX) || defined(CYGWIN) |
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struct utmp *entry; |
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#endif |
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#ifdef ALLBSD |
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struct utmp entry; |
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FILE *f; |
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#endif |
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|
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#if defined(SOLARIS) || defined(LINUX) || defined(CYGWIN) |
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setutent(); |
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while((entry=getutent()) != NULL) { |
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if (entry->ut_type != USER_PROCESS) continue; |
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if ((f=fopen(_PATH_UTMP, "r")) == NULL){ |
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sg_set_error_with_errno(SG_ERROR_OPEN, _PATH_UTMP); |
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return NULL; |
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} |
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while((fread(&entry, sizeof(entry),1,f)) != 0){ |
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if (entry.ut_name[0] == '\0') continue; |
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|
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new_pos = pos + strlen(entry->ut_user) + 1; |
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new_pos = pos + strlen(entry.ut_name) + 1; |
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if (VECTOR_RESIZE(name_list, new_pos) < 0) { |
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return NULL; |
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} |
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|
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strcpy(name_list + pos, entry->ut_user); |
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strcpy(name_list + pos, entry.ut_name); |
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name_list[new_pos - 1] = ' '; |
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pos = new_pos; |
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num_users++; |
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} |
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endutent(); |
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#endif |
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#ifdef ALLBSD |
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if ((f=fopen(_PATH_UTMP, "r")) == NULL){ |
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sg_set_error(SG_ERROR_OPEN, _PATH_UTMP); |
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return NULL; |
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fclose(f); |
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#elif defined (WIN32) |
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LPWKSTA_USER_INFO_0 buf = NULL; |
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LPWKSTA_USER_INFO_0 tmp_buf; |
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unsigned long entries_read = 0; |
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unsigned long entries_tot = 0; |
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unsigned long resumehandle = 0; |
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NET_API_STATUS nStatus; |
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int i; |
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char name[256]; |
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|
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do { |
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nStatus = NetWkstaUserEnum(NULL, 0, (LPBYTE*)&buf, |
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MAX_PREFERRED_LENGTH, &entries_read, |
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&entries_tot, &resumehandle); |
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if((nStatus == NERR_Success) || (nStatus == ERROR_MORE_DATA)) { |
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if((tmp_buf = buf) == NULL) { |
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continue; |
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} |
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for (i=0; i<entries_read; i++) { |
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//assert(tmp_buf != NULL); |
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if (tmp_buf == NULL) { |
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sg_set_error(SG_ERROR_PERMISSION, "User list"); |
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break; |
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} |
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/* It's in unicode. We are not. Convert */ |
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WideCharToMultiByte(CP_ACP, 0, tmp_buf->wkui0_username, -1, name, sizeof(name), NULL, NULL); |
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|
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new_pos = pos + strlen(name) + 1; |
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if(VECTOR_RESIZE(name_list, new_pos) < 0) { |
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NetApiBufferFree(buf); |
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return NULL; |
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} |
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strcpy(name_list + pos, name); |
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name_list[new_pos - 1] = ' '; |
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pos = new_pos; |
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|
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tmp_buf++; |
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num_users++; |
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} |
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} else { |
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sg_set_error(SG_ERROR_PERMISSION, "User enum"); |
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return NULL; |
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} |
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if (buf != NULL) { |
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NetApiBufferFree(buf); |
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buf=NULL; |
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} |
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} while (nStatus == ERROR_MORE_DATA); |
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if (buf != NULL) { |
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NetApiBufferFree(buf); |
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} |
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while((fread(&entry, sizeof(entry),1,f)) != 0){ |
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if (entry.ut_name[0] == '\0') continue; |
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#else |
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/* This works on everything else. */ |
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struct utmp *entry; |
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|
|
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new_pos = pos + strlen(entry.ut_name) + 1; |
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setutent(); |
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while((entry=getutent()) != NULL) { |
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if (entry->ut_type != USER_PROCESS) continue; |
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|
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new_pos = pos + strlen(entry->ut_user) + 1; |
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if (VECTOR_RESIZE(name_list, new_pos) < 0) { |
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return NULL; |
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} |
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|
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strcpy(name_list + pos, entry.ut_name); |
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strcpy(name_list + pos, entry->ut_user); |
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name_list[new_pos - 1] = ' '; |
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pos = new_pos; |
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num_users++; |
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} |
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fclose(f); |
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endutent(); |
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#endif |
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|
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/* Remove the extra space at the end, and append a \0. */ |