| 49 | "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; |
| 50 | |
| 51 | static int |
| 52 | GetTemp(char* path, int* doopen, int domkdir, int slen) |
| 53 | { |
| 54 | char *start, *trv, *suffp; |
| 55 | char* pad; |
| 56 | #ifndef _win32_ |
| 57 | struct stat sbuf; |
| 58 | int rval; |
| 59 | #endif |
| 60 | ui32 rand; |
| 61 | |
| 62 | if (doopen != nullptr && domkdir) { |
| 63 | errno = EINVAL; |
| 64 | return (0); |
| 65 | } |
| 66 | |
| 67 | trv = path; |
| 68 | while (*trv != 0) { |
| 69 | ++trv; |
| 70 | } |
| 71 | trv -= slen; |
| 72 | suffp = trv; |
| 73 | --trv; |
| 74 | if (trv < path) { |
| 75 | errno = EINVAL; |
| 76 | return (0); |
| 77 | } |
| 78 | |
| 79 | /* Fill space with random characters */ |
| 80 | while (trv >= path && *trv == 'X') { |
| 81 | rand = (RandomNumber<ui32>()) % (sizeof(padchar) - 1); |
| 82 | *trv-- = padchar[rand]; |
| 83 | } |
| 84 | start = trv + 1; |
| 85 | |
| 86 | /* |
| 87 | * check the target directory. |
| 88 | */ |
| 89 | if (doopen != nullptr || domkdir) { |
| 90 | for (; trv > path; --trv) { |
| 91 | if (*trv == '/') { |
| 92 | *trv = '\0'; |
| 93 | #ifdef _win32_ |
| 94 | ui32 attr = ::GetFileAttributesA(path); |
| 95 | *trv = '/'; |
| 96 | if (attr == 0xFFFFFFFF) |
| 97 | return (0); |
| 98 | if (!(attr & FILE_ATTRIBUTE_DIRECTORY)) { |
| 99 | errno = ENOTDIR; |
| 100 | return (0); |
| 101 | } |
| 102 | #else |
| 103 | rval = stat(path, &sbuf); |
| 104 | *trv = '/'; |
| 105 | if (rval != 0) { |
| 106 | return (0); |
| 107 | } |
| 108 | if (!S_ISDIR(sbuf.st_mode)) { |