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pascal@5917
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1 Add support for the Windows Remote Installation Service
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2 --- busybox-1.17.1/networking/Config.src
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3 +++ busybox-1.17.1/networking/Config.src
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4 @@ -841,6 +841,15 @@
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5 comment "Common options for tftp/tftpd"
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6 depends on TFTP || TFTPD
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7
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8 +config FEATURE_TFTPD_RIS
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9 + bool "Enable \"RIS\" support"
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10 + default y
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11 + depends on TFTPD
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12 + help
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13 + Add support for the Windows Remote Installation Service. This allows
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14 + a client to get files starting with \ without respecting case.
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15 + Each \ will be replaced by a /.
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16 +
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17 config FEATURE_TFTP_GET
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18 bool "Enable 'tftp get' and/or tftpd upload code"
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19 default y
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20
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21 --- busybox-1.17.1/networking/tftp.c
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22 +++ busybox-1.17.1/networking/tftp.c
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23 @@ -656,6 +656,59 @@
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24 #undef remote_file
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25 }
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26
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27 +#if ENABLE_FEATURE_TFTPD_RIS
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28 +#include <dirent.h>
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29 +
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30 +static int lookup_entry(const char *search, char *unixpath);
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31 +static void unixfilename(char *filename);
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32 +
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33 +// lookup search and concat real filename to unixpath
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34 +static int lookup_entry(const char *search, char *unixpath)
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35 +{
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36 + int status = 0;
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37 + DIR *dirp = opendir(unixpath[0] ? unixpath : ".");
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38 +
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39 + if (dirp != NULL) {
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40 + struct dirent *entry;
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41 +
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42 + while ((entry = readdir(dirp))) {
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43 + if (!strcasecmp(entry->d_name, search)) {
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44 + if (unixpath[0]) strcat(unixpath, "/");
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45 + strcat(unixpath, entry->d_name);
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46 + status++;
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47 + break;
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48 + }
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49 + }
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50 + closedir(dirp);
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51 + }
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52 + return status;
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53 +}
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54 +
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55 +// update filename with real file path found
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56 +static void unixfilename(char *filename)
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57 +{
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58 + char unixpath[PATH_MAX];
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59 + char *s = unixpath + 1;
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60 + char *check = filename + 1;
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61 + int len;
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62 +
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63 + for (unixpath[0] = 0; *check; len++, s += len, check += len) {
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64 + char *seek = strchr(check, '\\');
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65 +
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66 + if (!seek) { // basename of filename
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67 + if (lookup_entry(check, unixpath))
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68 + strcpy(filename, unixpath); // found
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69 + break;
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70 + }
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71 + len = seek - check;
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72 + memcpy(s, check, len);
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73 + s[len] = '\0';
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74 + if (!lookup_entry(s, unixpath))
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75 + break; // path mismatch
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76 + }
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77 +}
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78 +#endif
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79 +
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80 #if ENABLE_TFTP
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81
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82 int tftp_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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83 @@ -785,6 +838,10 @@
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84 goto err;
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85 }
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86 local_file = block_buf + 2;
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87 +#if ENABLE_FEATURE_TFTPD_RIS
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88 + if (local_file[0] == '\\')
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89 + unixfilename(local_file);
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90 +#endif
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91 if (local_file[0] == '.' || strstr(local_file, "/.")) {
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92 error_msg = "dot in file name";
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93 goto err;
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