X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/ff2ae36762dccc463baba86bf9d39de1a57a70e1..c725e24c2ffb016d5a86654f8612cf8c6e33e346:/psftp.c diff --git a/psftp.c b/psftp.c index 302e1a73..3fdfa45a 100644 --- a/psftp.c +++ b/psftp.c @@ -25,13 +25,16 @@ */ static int psftp_connect(char *userhost, char *user, int portnumber); -static void do_sftp_init(void); +static int do_sftp_init(void); /* ---------------------------------------------------------------------- * sftp client state. */ char *pwd, *homedir; +static Backend *back; +static void *backhandle; +static Config cfg; /* ---------------------------------------------------------------------- * Higher-level helper functions used in commands. @@ -188,15 +191,15 @@ int sftp_cmd_quit(struct sftp_command *cmd) */ static int sftp_ls_compare(const void *av, const void *bv) { - const struct fxp_name *a = (const struct fxp_name *) av; - const struct fxp_name *b = (const struct fxp_name *) bv; - return strcmp(a->filename, b->filename); + const struct fxp_name *const *a = (const struct fxp_name *const *) av; + const struct fxp_name *const *b = (const struct fxp_name *const *) bv; + return strcmp((*a)->filename, (*b)->filename); } int sftp_cmd_ls(struct sftp_command *cmd) { struct fxp_handle *dirh; struct fxp_names *names; - struct fxp_name *ournames; + struct fxp_name **ournames; int nnames, namesize; char *dir, *cdir; int i; @@ -247,9 +250,8 @@ int sftp_cmd_ls(struct sftp_command *cmd) } for (i = 0; i < names->nnames; i++) - ournames[nnames++] = names->names[i]; + ournames[nnames++] = fxp_dup_name(&names->names[i]); - names->nnames = 0; /* prevent free_names */ fxp_free_names(names); } fxp_close(dirh); @@ -263,8 +265,11 @@ int sftp_cmd_ls(struct sftp_command *cmd) /* * And print them. */ - for (i = 0; i < nnames; i++) - printf("%s\n", ournames[i].longname); + for (i = 0; i < nnames; i++) { + printf("%s\n", ournames[i]->longname); + fxp_free_name(ournames[i]); + } + sfree(ournames); } sfree(cdir); @@ -828,7 +833,7 @@ int sftp_cmd_chmod(struct sftp_command *cmd) if (!(subset & 06777) && (perms &~ subset)) { printf("chmod: file mode '%.*s' contains no user/group/other" " specifier and permissions other than 't' \n", - strcspn(modebegin, ","), modebegin, *mode); + strcspn(modebegin, ","), modebegin); return 0; } perms &= subset; @@ -1361,7 +1366,7 @@ struct sftp_command *sftp_getcmd(FILE *fp, int mode, int modeflags) return cmd; } -static void do_sftp_init(void) +static int do_sftp_init(void) { /* * Do protocol initialisation. @@ -1369,7 +1374,7 @@ static void do_sftp_init(void) if (!fxp_init()) { fprintf(stderr, "Fatal: unable to initialise SFTP: %s\n", fxp_error()); - return; + return 1; /* failure */ } /* @@ -1385,6 +1390,7 @@ static void do_sftp_init(void) printf("Remote working directory is %s\n", homedir); } pwd = dupstr(homedir); + return 0; } void do_sftp(int mode, int modeflags, char *batchfile) @@ -1443,32 +1449,48 @@ static int verbose = 0; */ void fatalbox(char *fmt, ...) { - char str[0x100]; /* Make the size big enough */ + char *str, *str2; va_list ap; va_start(ap, fmt); - strcpy(str, "Fatal:"); - vsprintf(str + strlen(str), fmt, ap); + str = dupvprintf(fmt, ap); + str2 = dupcat("Fatal: ", str, "\n", NULL); + sfree(str); va_end(ap); - strcat(str, "\n"); - fputs(str, stderr); + fputs(str2, stderr); + sfree(str2); - exit(1); + cleanup_exit(1); } -void connection_fatal(char *fmt, ...) +void modalfatalbox(char *fmt, ...) { - char str[0x100]; /* Make the size big enough */ + char *str, *str2; va_list ap; va_start(ap, fmt); - strcpy(str, "Fatal:"); - vsprintf(str + strlen(str), fmt, ap); + str = dupvprintf(fmt, ap); + str2 = dupcat("Fatal: ", str, "\n", NULL); + sfree(str); va_end(ap); - strcat(str, "\n"); - fputs(str, stderr); + fputs(str2, stderr); + sfree(str2); - exit(1); + cleanup_exit(1); +} +void connection_fatal(void *frontend, char *fmt, ...) +{ + char *str, *str2; + va_list ap; + va_start(ap, fmt); + str = dupvprintf(fmt, ap); + str2 = dupcat("Fatal: ", str, "\n", NULL); + sfree(str); + va_end(ap); + fputs(str2, stderr); + sfree(str2); + + cleanup_exit(1); } -void ldisc_send(char *buf, int len, int interactive) +void ldisc_send(void *handle, char *buf, int len, int interactive) { /* * This is only here because of the calls to ldisc_send(NULL, @@ -1506,11 +1528,13 @@ static unsigned char *outptr; /* where to put the data */ static unsigned outlen; /* how much data required */ static unsigned char *pending = NULL; /* any spare data */ static unsigned pendlen = 0, pendsize = 0; /* length and phys. size of buffer */ -int from_backend(int is_stderr, char *data, int datalen) +int from_backend(void *frontend, int is_stderr, const char *data, int datalen) { unsigned char *p = (unsigned char *) data; unsigned len = (unsigned) datalen; + assert(len > 0); + /* * stderr data is just spouted to local stderr and otherwise * ignored. @@ -1592,7 +1616,7 @@ int sftp_recvdata(char *buf, int len) } int sftp_senddata(char *buf, int len) { - back->send((unsigned char *) buf, len); + back->send(backhandle, (unsigned char *) buf, len); return 1; } @@ -1603,7 +1627,7 @@ static void ssh_sftp_init(void) { if (sftp_ssh_socket == INVALID_SOCKET) return; - while (!back->sendok()) { + while (!back->sendok(backhandle)) { fd_set readfds; FD_ZERO(&readfds); FD_SET(sftp_ssh_socket, &readfds); @@ -1624,11 +1648,11 @@ static void init_winsock(void) winsock_ver = MAKEWORD(1, 1); if (WSAStartup(winsock_ver, &wsadata)) { fprintf(stderr, "Unable to initialise WinSock"); - exit(1); + cleanup_exit(1); } if (LOBYTE(wsadata.wVersion) != 1 || HIBYTE(wsadata.wVersion) != 1) { fprintf(stderr, "WinSock version is incompatible with 1.1"); - exit(1); + cleanup_exit(1); } } @@ -1645,9 +1669,15 @@ static void usage(void) printf(" -bc output batchfile commands\n"); printf(" -be don't stop batchfile processing if errors\n"); printf(" -v show verbose messages\n"); + printf(" -load sessname Load settings from saved session\n"); + printf(" -l user connect with specified username\n"); printf(" -P port connect to specified port\n"); printf(" -pw passw login with specified password\n"); - exit(1); + printf(" -1 -2 force use of particular SSH protocol version\n"); + printf(" -C enable compression\n"); + printf(" -i key private key file for authentication\n"); + printf(" -batch disable all interactive prompts\n"); + cleanup_exit(1); } /* @@ -1679,10 +1709,23 @@ static int psftp_connect(char *userhost, char *user, int portnumber) do_defaults(NULL, &cfg); strncpy(cfg.host, host, sizeof(cfg.host) - 1); cfg.host[sizeof(cfg.host) - 1] = '\0'; - cfg.port = 22; } /* + * Force use of SSH. (If they got the protocol wrong we assume the + * port is useless too.) + */ + if (cfg.protocol != PROT_SSH) { + cfg.protocol = PROT_SSH; + cfg.port = 22; + } + + /* + * Enact command-line overrides. + */ + cmdline_run_saved(&cfg); + + /* * Trim leading whitespace off the hostname if it's there. */ { @@ -1708,6 +1751,21 @@ static int psftp_connect(char *userhost, char *user, int portnumber) */ cfg.host[strcspn(cfg.host, ":")] = '\0'; + /* + * Remove any remaining whitespace from the hostname. + */ + { + int p1 = 0, p2 = 0; + while (cfg.host[p2] != '\0') { + if (cfg.host[p2] != ' ' && cfg.host[p2] != '\t') { + cfg.host[p1] = cfg.host[p2]; + p1++; + } + p2++; + } + cfg.host[p1] = '\0'; + } + /* Set username */ if (user != NULL && user[0] != '\0') { strncpy(cfg.username, user, sizeof(cfg.username) - 1); @@ -1715,9 +1773,10 @@ static int psftp_connect(char *userhost, char *user, int portnumber) } if (!cfg.username[0]) { printf("login as: "); + fflush(stdout); if (!fgets(cfg.username, sizeof(cfg.username), stdin)) { fprintf(stderr, "psftp: aborting\n"); - exit(1); + cleanup_exit(1); } else { int len = strlen(cfg.username); if (cfg.username[len - 1] == '\n') @@ -1725,9 +1784,6 @@ static int psftp_connect(char *userhost, char *user, int portnumber) } } - if (cfg.protocol != PROT_SSH) - cfg.port = 22; - if (portnumber) cfg.port = portnumber; @@ -1773,17 +1829,31 @@ static int psftp_connect(char *userhost, char *user, int portnumber) back = &ssh_backend; - err = back->init(cfg.host, cfg.port, &realhost, 0); + err = back->init(NULL, &backhandle, &cfg, cfg.host, cfg.port, &realhost,0); if (err != NULL) { fprintf(stderr, "ssh_init: %s\n", err); return 1; } + logctx = log_init(NULL, &cfg); + back->provide_logctx(backhandle, logctx); + console_provide_logctx(logctx); ssh_sftp_init(); if (verbose && realhost != NULL) printf("Connected to %s\n", realhost); return 0; } +void cmdline_error(char *p, ...) +{ + va_list ap; + fprintf(stderr, "psftp: "); + va_start(ap, p); + vfprintf(stderr, p, ap); + va_end(ap); + fprintf(stderr, "\n try typing \"psftp -h\" for help\n"); + exit(1); +} + /* * Main program. Parse arguments etc. */ @@ -1795,45 +1865,52 @@ int main(int argc, char *argv[]) int mode = 0; int modeflags = 0; char *batchfile = NULL; + int errors = 0; flags = FLAG_STDERR | FLAG_INTERACTIVE; + cmdline_tooltype = TOOLTYPE_FILETRANSFER; ssh_get_line = &console_get_line; init_winsock(); sk_init(); userhost = user = NULL; + errors = 0; for (i = 1; i < argc; i++) { + int ret; if (argv[i][0] != '-') { - if (userhost) - usage(); - else - userhost = dupstr(argv[i]); - } else if (strcmp(argv[i], "-v") == 0) { - verbose = 1, flags |= FLAG_VERBOSE; + if (userhost) + usage(); + else + userhost = dupstr(argv[i]); + continue; + } + ret = cmdline_process_param(argv[i], i+1socket() != NULL) { + if (back != NULL && back->socket(backhandle) != NULL) { char ch; - back->special(TS_EOF); + back->special(backhandle, TS_EOF); sftp_recvdata(&ch, 1); } WSACleanup();