2 * uxsftp.c: the Unix-specific parts of PSFTP and PSCP.
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5 #include <sys/time.h>
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6 #include <sys/types.h>
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7 #include <sys/stat.h>
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19 * In PSFTP our selects are synchronous, so these functions are
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22 int uxsel_input_add(int fd, int rwx) { return 0; }
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23 void uxsel_input_remove(int id) { }
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25 char *x_get_default(const char *key)
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27 return NULL; /* this is a stub */
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30 void platform_get_x11_auth(char *display, int *protocol,
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31 unsigned char *data, int *datalen)
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33 /* Do nothing, therefore no auth. */
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37 * Default settings that are specific to PSFTP.
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39 char *platform_default_s(const char *name)
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44 int platform_default_i(const char *name, int def)
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49 FontSpec platform_default_fontspec(const char *name)
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56 Filename platform_default_filename(const char *name)
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59 if (!strcmp(name, "LogFileName"))
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60 strcpy(ret.path, "putty.log");
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67 * Stubs for the GUI feedback mechanism in Windows PSCP.
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69 void gui_update_stats(char *name, unsigned long size,
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70 int percentage, unsigned long elapsed,
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71 unsigned long done, unsigned long eta,
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72 unsigned long ratebs) {}
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73 void gui_send_errcount(int list, int errs) {}
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74 void gui_send_char(int is_stderr, int c) {}
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75 void gui_enable(char *arg) {}
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79 * Set local current directory. Returns NULL on success, or else an
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80 * error message which must be freed after printing.
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82 char *psftp_lcd(char *dir)
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85 return dupprintf("%s: chdir: %s", dir, strerror(errno));
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91 * Get local current directory. Returns a string which must be
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94 char *psftp_getcwd(void)
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99 buffer = snewn(size, char);
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101 ret = getcwd(buffer, size);
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104 if (errno != ERANGE) {
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106 return dupprintf("[cwd unavailable: %s]", strerror(errno));
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109 * Otherwise, ERANGE was returned, meaning the buffer
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110 * wasn't big enough.
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112 size = size * 3 / 2;
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113 buffer = sresize(buffer, size, char);
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121 RFile *open_existing_file(char *name, unsigned long *size,
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122 unsigned long *mtime, unsigned long *atime)
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127 fd = open(name, O_RDONLY);
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134 if (size || mtime || atime) {
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135 struct stat statbuf;
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136 if (fstat(fd, &statbuf) < 0) {
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137 fprintf(stderr, "%s: stat: %s\n", name, strerror(errno));
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138 memset(&statbuf, 0, sizeof(statbuf));
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142 *size = statbuf.st_size;
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145 *mtime = statbuf.st_mtime;
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148 *atime = statbuf.st_atime;
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154 int read_from_file(RFile *f, void *buffer, int length)
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156 return read(f->fd, buffer, length);
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159 void close_rfile(RFile *f)
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170 WFile *open_new_file(char *name)
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175 fd = open(name, O_CREAT | O_TRUNC | O_WRONLY, 0666);
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181 ret->name = dupstr(name);
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186 int write_to_file(WFile *f, void *buffer, int length)
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188 char *p = (char *)buffer;
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191 /* Keep trying until we've really written as much as we can. */
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192 while (length > 0) {
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193 int ret = write(f->fd, p, length);
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209 void set_file_times(WFile *f, unsigned long mtime, unsigned long atime)
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214 ut.modtime = mtime;
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216 utime(f->name, &ut);
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219 /* Closes and frees the WFile */
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220 void close_wfile(WFile *f)
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227 int file_type(char *name)
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229 struct stat statbuf;
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231 if (stat(name, &statbuf) < 0) {
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232 if (errno != ENOENT)
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233 fprintf(stderr, "%s: stat: %s\n", name, strerror(errno));
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234 return FILE_TYPE_NONEXISTENT;
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237 if (S_ISREG(statbuf.st_mode))
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238 return FILE_TYPE_FILE;
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240 if (S_ISDIR(statbuf.st_mode))
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241 return FILE_TYPE_DIRECTORY;
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243 return FILE_TYPE_WEIRD;
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250 DirHandle *open_directory(char *name)
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255 dir = opendir(name);
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259 ret = snew(DirHandle);
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264 char *read_filename(DirHandle *dir)
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269 de = readdir(dir->dir);
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272 } while ((de->d_name[0] == '.' &&
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273 (de->d_name[1] == '\0' ||
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274 (de->d_name[1] == '.' && de->d_name[2] == '\0'))));
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276 return dupstr(de->d_name);
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279 void close_directory(DirHandle *dir)
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281 closedir(dir->dir);
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285 int test_wildcard(char *name, int cmdline)
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288 * On Unix, we currently don't support local wildcards at all.
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289 * We will have to do so (FIXME) once PSFTP starts implementing
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290 * mput, but until then we can assume `cmdline' is always set.
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292 struct stat statbuf;
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295 if (stat(name, &statbuf) < 0)
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296 return WCTYPE_NONEXISTENT;
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298 return WCTYPE_FILENAME;
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302 * Actually return matching file names for a local wildcard. FIXME:
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303 * we currently don't support this at all.
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305 struct WildcardMatcher {
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308 WildcardMatcher *begin_wildcard_matching(char *name) { return NULL; }
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309 char *wildcard_get_filename(WildcardMatcher *dir) { return NULL; }
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310 void finish_wildcard_matching(WildcardMatcher *dir) {}
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312 int create_directory(char *name)
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314 return mkdir(name, 0777) == 0;
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317 char *dir_file_cat(char *dir, char *file)
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319 return dupcat(dir, "/", file, NULL);
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323 * Wait for some network data and process it.
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325 int ssh_sftp_loop_iteration(void)
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327 fd_set rset, wset, xset;
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328 int i, fdcount, fdsize, *fdlist;
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329 int fd, fdstate, rwx, ret, maxfd;
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332 fdcount = fdsize = 0;
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334 /* Count the currently active fds. */
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336 for (fd = first_fd(&fdstate, &rwx); fd >= 0;
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337 fd = next_fd(&fdstate, &rwx)) i++;
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340 return -1; /* doom */
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342 /* Expand the fdlist buffer if necessary. */
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345 fdlist = sresize(fdlist, fdsize, int);
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354 * Add all currently open fds to the select sets, and store
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355 * them in fdlist as well.
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358 for (fd = first_fd(&fdstate, &rwx); fd >= 0;
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359 fd = next_fd(&fdstate, &rwx)) {
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360 fdlist[fdcount++] = fd;
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362 FD_SET_MAX(fd, maxfd, rset);
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364 FD_SET_MAX(fd, maxfd, wset);
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366 FD_SET_MAX(fd, maxfd, xset);
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370 ret = select(maxfd, &rset, &wset, &xset, NULL);
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371 } while (ret < 0 && errno == EINTR);
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378 for (i = 0; i < fdcount; i++) {
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381 * We must process exceptional notifications before
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382 * ordinary readability ones, or we may go straight
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383 * past the urgent marker.
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385 if (FD_ISSET(fd, &xset))
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386 select_result(fd, 4);
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387 if (FD_ISSET(fd, &rset))
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388 select_result(fd, 1);
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389 if (FD_ISSET(fd, &wset))
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390 select_result(fd, 2);
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399 * Main program: do platform-specific initialisation and then call
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402 int main(int argc, char *argv[])
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405 return psftp_main(argc, argv);
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