[1536] | 1 | #include <string.h>
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| 2 | #include <windows.h>
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| 3 | #include <malloc.h>
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| 4 |
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| 5 | #include "dirent.h"
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| 6 |
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| 7 | void _getFileName(DIRSTR *dirlist, WIN32_FIND_DATA *winFileData)
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| 8 | {
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| 9 | // get leaf if directory name is given
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| 10 | char *leafname = strrchr(winFileData->cFileName, '\\');
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| 11 |
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| 12 | if (leafname)
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| 13 | {
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| 14 | leafname ++;
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| 15 | }
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| 16 | else
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| 17 | {
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| 18 | leafname = winFileData->cFileName;
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| 19 | }
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| 20 | strcpy(dirlist->fileData.d_name, leafname);
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| 21 | }
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| 22 |
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| 23 | DIRSTR *opendir(const char *name)
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| 24 | {
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| 25 | char buffer[MAX_PATH];
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| 26 | WIN32_FIND_DATA winFileData;
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| 27 | DIRSTR *newlist = (DIRSTR *) malloc(sizeof(DIRSTR));
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| 28 |
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| 29 | strcpy(buffer, name);
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| 30 | if (buffer[strlen(buffer)-1] != '\\')
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| 31 | {
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| 32 | strcat(buffer, "\\*");
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| 33 | }
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| 34 | else
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| 35 | {
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| 36 | strcat(buffer, "*");
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| 37 | }
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| 38 |
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| 39 | newlist->searchHandle = FindFirstFile(buffer, &winFileData);
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| 40 | if (newlist->searchHandle == INVALID_HANDLE_VALUE)
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| 41 | {
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| 42 | DWORD error = GetLastError();
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| 43 | if (error == ERROR_NO_MORE_FILES)
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| 44 | {
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| 45 | newlist->first = 2;
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| 46 | }
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| 47 | else
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| 48 | {
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| 49 | free(newlist);
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| 50 | newlist = NULL;
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| 51 | }
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| 52 | }
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| 53 | else
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| 54 | {
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| 55 | _getFileName(newlist, &winFileData);
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| 56 | newlist->first = 1;
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| 57 | }
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| 58 | return newlist;
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| 59 | }
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| 60 |
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| 61 | dirent *readdir(DIRSTR *dirlist)
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| 62 | {
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| 63 | if (dirlist->first == 2)
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| 64 | {
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| 65 | // empty directory
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| 66 | return NULL;
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| 67 | }
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| 68 | else if (dirlist->first != 1)
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| 69 | {
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| 70 | WIN32_FIND_DATA winFileData;
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| 71 |
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| 72 | if (FindNextFile(dirlist->searchHandle, &winFileData) == 0)
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| 73 | {
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| 74 | DWORD error = GetLastError();
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| 75 | return NULL;
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| 76 | }
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| 77 | else
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| 78 | {
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| 79 | _getFileName(dirlist, &winFileData);
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| 80 | }
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| 81 | }
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| 82 | else
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| 83 | {
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| 84 | dirlist->first = 0;
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| 85 | }
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| 86 |
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| 87 | return &dirlist->fileData;
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| 88 | }
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| 89 |
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| 90 | void closedir(DIRSTR *dirlist)
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| 91 | {
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[2533] | 92 | FindClose(dirlist->searchHandle);
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[1536] | 93 | free(dirlist);
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| 94 | }
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