diff options
Diffstat (limited to 'apps/examples/ftpc')
-rw-r--r-- | apps/examples/ftpc/Makefile | 105 | ||||
-rw-r--r-- | apps/examples/ftpc/ftpc.h | 125 | ||||
-rwxr-xr-x | apps/examples/ftpc/ftpc_cmds.c | 300 | ||||
-rwxr-xr-x | apps/examples/ftpc/ftpc_main.c | 410 |
4 files changed, 940 insertions, 0 deletions
diff --git a/apps/examples/ftpc/Makefile b/apps/examples/ftpc/Makefile new file mode 100644 index 000000000..ff2ec543b --- /dev/null +++ b/apps/examples/ftpc/Makefile @@ -0,0 +1,105 @@ +############################################################################ +# apps/examples/ftpc/Makefile +# +# Copyright (C) 2011 Gregory Nutt. All rights reserved. +# Author: Gregory Nutt <spudmonkey@racsa.co.cr> +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in +# the documentation and/or other materials provided with the +# distribution. +# 3. Neither the name NuttX nor the names of its contributors may be +# used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, +# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS +# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED +# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +############################################################################ + +-include $(TOPDIR)/.config +-include $(TOPDIR)/Make.defs +include $(APPDIR)/Make.defs + +# FTPC Client Application + +APPNAME = ftpc +PRIORITY = SCHED_PRIORITY_DEFAULT +STACKSIZE = 4096 + +ASRCS = +CSRCS = ftpc_main.c ftpc_cmds.c + +AOBJS = $(ASRCS:.S=$(OBJEXT)) +COBJS = $(CSRCS:.c=$(OBJEXT)) + +SRCS = $(ASRCS) $(CSRCS) +OBJS = $(AOBJS) $(COBJS) + +ifeq ($(WINTOOL),y) + BIN = "${shell cygpath -w $(APPDIR)/libapps$(LIBEXT)}" +else + BIN = "$(APPDIR)/libapps$(LIBEXT)" +endif + +ROOTDEPPATH = --dep-path . + +# Common build + +VPATH = + +all: .built +.PHONY: context depend clean distclean + +$(AOBJS): %$(OBJEXT): %.S + $(call ASSEMBLE, $<, $@) + +$(COBJS): %$(OBJEXT): %.c + $(call COMPILE, $<, $@) + +.built: $(OBJS) + @( for obj in $(OBJS) ; do \ + $(call ARCHIVE, $(BIN), $${obj}); \ + done ; ) + @touch .built + +# Register application + +.context: + $(call REGISTER,$(APPNAME),$(PRIORITY),$(STACKSIZE),$(APPNAME)_main) + @touch $@ + +context: .context + +# Create dependencies + +.depend: Makefile $(SRCS) + @$(MKDEP) $(ROOTDEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep + @touch $@ + +depend: .depend + +clean: + @rm -f *.o *~ .*.swp .built + $(call CLEAN) + +distclean: clean + @rm -f .context Make.dep .depend + +-include Make.dep diff --git a/apps/examples/ftpc/ftpc.h b/apps/examples/ftpc/ftpc.h new file mode 100644 index 000000000..42f1d3fa0 --- /dev/null +++ b/apps/examples/ftpc/ftpc.h @@ -0,0 +1,125 @@ +/**************************************************************************** + * apps/examples/ftpc/ftpc.h + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +#ifndef __APPS_EXAMPLES_FTPC_FTPC_H +#define __APPS_EXAMPLES_FTPC_FTPC_H + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <sys/types.h> + +#include <stdio.h> +#include <stdint.h> +#include <stdbool.h> +#include <errno.h> + +#include <apps/ftpc.h> + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Maximum size of one command line */ + +#ifndef CONFIG_FTPC_LINELEN +# define CONFIG_FTPC_LINELEN 80 +#endif + +/* If CONFIG_STDIO_LINEBUFFER is defined, the STDIO buffer will be flushed + * on each new line. Otherwise, STDIO needs to be explicitly flushed to + * see the output in context. + */ + +#if CONFIG_NFILE_DESCRIPTORS > 0 && CONFIG_NFILE_STREAMS > 0 && \ + CONFIG_STDIO_BUFFER_SIZE > 0 && !defined(CONFIG_STDIO_LINEBUFFER) +# define FFLUSH() fflush(stdout) +#else +# define FFLUSH() +#endif + +/**************************************************************************** + * Public Types + ****************************************************************************/ + +typedef int (*cmd_t)(SESSION handle, int argc, char **argv); + +/**************************************************************************** + * Public Data + ****************************************************************************/ + +extern const char g_ftpcgreeting[]; +extern const char g_ftpcprompt[]; +extern const char g_fmtcmdfailed[]; + +/**************************************************************************** + * Public Function Prototypes + ****************************************************************************/ + +/* Network initialization */ + +extern int ftpc_netinit(void); + +/* Current working directory support */ + +extern char *ftpc_getfullpath(const char *relpath); +extern void ftpc_freefullpath(char *relpath); + +/* FTP command handlers */ + +extern int cmd_login(SESSION handle, int argc, char **argv); +extern int cmd_quit(SESSION handle, int argc, char **argv); +extern int cmd_chdir(SESSION handle, int argc, char **argv); +extern int cmd_rpwd(SESSION handle, int argc, char **argv); +extern int cmd_cdup(SESSION handle, int argc, char **argv); +extern int cmd_mkdir(SESSION handle, int argc, char **argv); + +extern int cmd_rmdir(SESSION handle, int argc, char **argv); +extern int cmd_unlink(SESSION handle, int argc, char **argv); +extern int cmd_chmod(SESSION handle, int argc, char **argv); +extern int cmd_rename(SESSION handle, int argc, char **argv); +extern int cmd_size(SESSION handle, int argc, char **argv); +extern int cmd_time(SESSION handle, int argc, char **argv); +extern int cmd_idle(SESSION handle, int argc, char **argv); +extern int cmd_noop(SESSION handle, int argc, char **argv); +extern int cmd_rhelp(SESSION handle, int argc, char **argv); +extern int cmd_rls(SESSION handle, int argc, char **argv); +extern int cmd_get(SESSION handle, int argc, char **argv); +extern int cmd_put(SESSION handle, int argc, char **argv); + +#endif /* __APPS_EXAMPLES_FTPC_FTPC_H */ diff --git a/apps/examples/ftpc/ftpc_cmds.c b/apps/examples/ftpc/ftpc_cmds.c new file mode 100755 index 000000000..4787da33e --- /dev/null +++ b/apps/examples/ftpc/ftpc_cmds.c @@ -0,0 +1,300 @@ +/****************************************************************************
+ * examples/ftpc/ftpc_cmds.c
+ *
+ * Copyright (C) 2011 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ * used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <apps/ftpc.h>
+
+#include "ftpc.h"
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: cmd_login
+ ****************************************************************************/
+
+int cmd_login(SESSION handle, int argc, char **argv)
+{
+ struct ftpc_login_s login = {0, 0, 0, true};
+
+ login.uname = argv[1];
+ if (argc > 2)
+ {
+ login.pwd = argv[2];
+ }
+
+ return ftpc_login(handle, &login);
+}
+
+/****************************************************************************
+ * Name: cmd_quit
+ ****************************************************************************/
+
+int cmd_quit(SESSION handle, int argc, char **argv)
+{
+ int ret = ftpc_quit(handle);
+ if (ret < 0)
+ {
+ printf("quit failed: %d\n", errno);
+ }
+ printf("Exitting...\n");
+ exit(0);
+ return ERROR;
+}
+
+/****************************************************************************
+ * Name: cmd_chdir
+ ****************************************************************************/
+
+int cmd_chdir(SESSION handle, int argc, char **argv)
+{
+ return ftpc_chdir(handle, argv[1]);
+}
+
+/****************************************************************************
+ * Name: cmd_rpwd
+ ****************************************************************************/
+
+int cmd_rpwd(SESSION handle, int argc, char **argv)
+{
+ FAR char *pwd = ftpc_pwd(handle);
+ if (pwd)
+ {
+ printf("PWD: %s\n", pwd);
+ free(pwd);
+ return OK;
+ }
+ return ERROR;
+}
+
+/****************************************************************************
+ * Name: cmd_cdup
+ ****************************************************************************/
+
+int cmd_cdup(SESSION handle, int argc, char **argv)
+{
+ return ftpc_cdup(handle);
+}
+
+/****************************************************************************
+ * Name: cmd_mkdir
+ ****************************************************************************/
+
+int cmd_mkdir(SESSION handle, int argc, char **argv)
+{
+ return ftpc_mkdir(handle, argv[1]);
+}
+
+/****************************************************************************
+ * Name: cmd_rmdir
+ ****************************************************************************/
+
+int cmd_rmdir(SESSION handle, int argc, char **argv)
+{
+ return ftpc_rmdir(handle, argv[1]);
+}
+
+/****************************************************************************
+ * Name: cmd_unlink
+ ****************************************************************************/
+
+int cmd_unlink(SESSION handle, int argc, char **argv)
+{
+ return ftpc_unlink(handle, argv[1]);
+}
+
+/****************************************************************************
+ * Name: cmd_chmod
+ ****************************************************************************/
+
+int cmd_chmod(SESSION handle, int argc, char **argv)
+{
+ return ftpc_chmod(handle, argv[1], argv[2]);
+}
+
+/****************************************************************************
+ * Name: cmd_rename
+ ****************************************************************************/
+
+int cmd_rename(SESSION handle, int argc, char **argv)
+{
+ return ftpc_rename(handle, argv[1], argv[2]);
+}
+
+/****************************************************************************
+ * Name: cmd_size
+ ****************************************************************************/
+
+int cmd_size(SESSION handle, int argc, char **argv)
+{
+ uint64_t size = ftpc_filesize(handle, argv[1]);
+ printf("SIZE: %ull\n", size);
+ return OK;
+}
+
+/****************************************************************************
+ * Name: cmd_time
+ ****************************************************************************/
+
+int cmd_time(SESSION handle, int argc, char **argv)
+{
+ time_t filetime = ftpc_filetime(handle, argv[1]);
+ printf("TIME: %ul\n", (long)filetime);
+ return OK;
+}
+
+/****************************************************************************
+ * Name: cmd_idle
+ ****************************************************************************/
+
+int cmd_idle(SESSION handle, int argc, char **argv)
+{
+ unsigned int idletime = 0;
+
+ if (argc > 1)
+ {
+ idletime = atoi(argv[1]);
+ }
+
+ return ftpc_idle(handle, idletime);
+}
+
+/****************************************************************************
+ * Name: cmd_noop
+ ****************************************************************************/
+
+int cmd_noop(SESSION handle, int argc, char **argv)
+{
+ return ftpc_noop(handle);
+}
+
+/****************************************************************************
+ * Name: cmd_rhelp
+ ****************************************************************************/
+
+int cmd_rhelp(SESSION handle, int argc, char **argv)
+{
+ FAR const char *cmd = NULL;
+ int ret;
+
+ if (argc > 1)
+ {
+ cmd = argv[1];
+ }
+
+ ret = ftpc_help(handle, cmd);
+ if (ret == OK)
+ {
+ FAR char *msg = ftpc_response(handle);
+ puts(msg);
+ free(msg);
+ }
+
+ return ret;
+}
+
+/****************************************************************************
+ * Name: cmd_rls
+ ****************************************************************************/
+
+int cmd_rls(SESSION handle, int argc, char **argv)
+{
+ FAR struct ftpc_dirlist_s *dirlist;
+ int i;
+
+ dirlist = ftpc_listdir(handle, argv[1]);
+ if (!dirlist)
+ {
+ return ERROR;
+ }
+
+ printf("%s/\n", argv[1]);
+ for (i = 0; i < dirlist->nnames; i++)
+ {
+ printf(" %s\n", dirlist->name[i]);
+ }
+
+ ftpc_dirfree(dirlist);
+ return OK;
+}
+
+/****************************************************************************
+ * Name: cmd_get
+ ****************************************************************************/
+
+int cmd_get(SESSION handle, int argc, char **argv)
+{
+ FAR const char *lname = argv[1];
+
+ if (argc > 2)
+ {
+ lname = argv[2];
+ }
+ return ftpc_getfile(handle, argv[1], lname, FTPC_GET_NORMAL, FTPC_XFRMODE_ASCII);
+}
+
+/****************************************************************************
+ * Name: cmd_put
+ ****************************************************************************/
+
+int cmd_put(SESSION handle, int argc, char **argv)
+{
+ FAR const char *rname = argv[1];
+
+ if (argc > 2)
+ {
+ rname = argv[2];
+ }
+ return ftp_putfile(handle, argv[1], rname, FTPC_PUT_NORMAL, FTPC_XFRMODE_ASCII);
+}
diff --git a/apps/examples/ftpc/ftpc_main.c b/apps/examples/ftpc/ftpc_main.c new file mode 100755 index 000000000..e80b80a0c --- /dev/null +++ b/apps/examples/ftpc/ftpc_main.c @@ -0,0 +1,410 @@ +/****************************************************************************
+ * examples/ftpc/ftpc_main.c
+ *
+ * Copyright (C) 2011 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ * used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <arpa/inet.h>
+#include <apps/ftpc.h>
+
+#include "ftpc.h"
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define FTPC_MAX_ARGUMENTS 3
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+struct cmdmap_s
+{
+ const char *cmd; /* Name of the command */
+ cmd_t handler; /* Function that handles the command */
+ uint8_t minargs; /* Minimum number of arguments (including command) */
+ uint8_t maxargs; /* Maximum number of arguments (including command) */
+ const char *usage; /* Usage instructions for 'help' command */
+};
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+static const char g_delim[] = " \t\n";
+
+static int cmd_help(SESSION handle, int argc, char **argv);
+static int cmd_unrecognized(SESSION handle, int argc, char **argv);
+
+static const struct cmdmap_s g_cmdmap[] =
+{
+ { "cd", cmd_chdir, 2, 2, "<directory>" },
+ { "chmod", cmd_chmod, 3, 3, "<permissions> <path>" },
+ { "get", cmd_unlink, 2, 3, "<rname> [<lname>]" },
+ { "help", cmd_help, 1, 2, "" },
+ { "idle", cmd_idle, 1, 2, "[<idletime>]" },
+ { "login", cmd_login, 2, 3, "<uname> [<password>]" },
+ { "ls", cmd_login, 1, 2, "[<dirpath>]" },
+ { "quit", cmd_login, 1, 1, "" },
+ { "mkdir", cmd_mkdir, 2, 2, "<directory>" },
+ { "noop", cmd_noop, 1, 1, "" },
+ { "put", cmd_unlink, 2, 3, "<lname> [<rname>]" },
+ { "pwd", cmd_rpwd, 1, 1, "" },
+ { "rename", cmd_rename, 3, 3, "<oldname> <newname>" },
+ { "rhelp", cmd_rhelp, 1, 2, "[<command>]" },
+ { "rm", cmd_unlink, 2, 2, "" },
+ { "rmdir", cmd_rmdir, 2, 2, "<directory>" },
+ { "size", cmd_size, 2, 2, "<filepath>" },
+ { "time", cmd_time, 2, 2, "<filepath>" },
+ { "up", cmd_cdup, 1, 1, "" },
+};
+
+static char g_line[CONFIG_FTPC_LINELEN];
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: cmd_help
+ ****************************************************************************/
+
+static int cmd_help(SESSION handle, int argc, char **argv)
+{
+ const struct cmdmap_s *ptr;
+
+ printf("Local FTPC commands:\n");
+ for (ptr = g_cmdmap; ptr->cmd; ptr++)
+ {
+ if (ptr->usage)
+ {
+ printf(" %s %s\n", ptr->cmd, ptr->usage);
+ }
+ else
+ {
+ printf(" %s\n", ptr->cmd);
+ }
+ }
+ return OK;
+}
+
+/****************************************************************************
+ * Name: cmd_unrecognized
+ ****************************************************************************/
+
+static int cmd_unrecognized(SESSION handle, int argc, char **argv)
+{
+ printf("Command %s unrecognized\n", argv[0]);
+ return ERROR;
+}
+
+/****************************************************************************
+ * Name: ftpc_argument
+ ****************************************************************************/
+
+char *ftpc_argument(char **saveptr)
+{
+ char *pbegin = *saveptr;
+ char *pend = NULL;
+ const char *term;
+
+ /* Find the beginning of the next token */
+
+ for (;
+ *pbegin && strchr(g_delim, *pbegin) != NULL;
+ pbegin++);
+
+ /* If we are at the end of the string with nothing
+ * but delimiters found, then return NULL.
+ */
+
+ if (!*pbegin)
+ {
+ return NULL;
+ }
+
+ /* Does the token begin with '#' -- comment */
+
+ else if (*pbegin == '#')
+ {
+ /* Return NULL meaning that we are at the end of the line */
+
+ *saveptr = pbegin;
+ pbegin = NULL;
+ }
+ else
+ {
+ /* Otherwise, we are going to have to parse to find the end of
+ * the token. Does the token begin with '"'?
+ */
+
+ if (*pbegin == '"')
+ {
+ /* Yes.. then only another '"' can terminate the string */
+
+ pbegin++;
+ term = "\"";
+ }
+ else
+ {
+ /* No, then any of the usual terminators will terminate the argument */
+
+ term = g_delim;
+ }
+
+ /* Find the end of the string */
+
+ for (pend = pbegin + 1;
+ *pend && strchr(term, *pend) == NULL;
+ pend++);
+
+ /* pend either points to the end of the string or to
+ * the first delimiter after the string.
+ */
+
+ if (*pend)
+ {
+ /* Turn the delimiter into a null terminator */
+
+ *pend++ = '\0';
+ }
+
+ /* Save the pointer where we left off */
+
+ *saveptr = pend;
+
+ }
+
+ /* Return the beginning of the token. */
+
+ return pbegin;
+}
+
+/****************************************************************************
+ * Name: ftpc_execute
+ ****************************************************************************/
+
+static int ftpc_execute(SESSION handle, int argc, char *argv[])
+{
+ const struct cmdmap_s *cmdmap;
+ const char *cmd;
+ cmd_t handler = cmd_unrecognized;
+ int ret;
+
+ /* The form of argv is:
+ *
+ * argv[0]: The command name. This is argv[0] when the arguments
+ * are, finally, received by the command handler
+ * argv[1]: The beginning of argument (up to FTPC_MAX_ARGUMENTS)
+ * argv[argc]: NULL terminating pointer
+ */
+
+ cmd = argv[0];
+
+ /* See if the command is one that we understand */
+
+ for (cmdmap = g_cmdmap; cmdmap->cmd; cmdmap++)
+ {
+ if (strcmp(cmdmap->cmd, cmd) == 0)
+ {
+ /* Check if a valid number of arguments was provided. We
+ * do this simple, imperfect checking here so that it does
+ * not have to be performed in each command.
+ */
+
+ if (argc < cmdmap->minargs)
+ {
+ /* Fewer than the minimum number were provided */
+
+ printf("Too few arguments for '%s'\n", cmd);
+ return ERROR;
+ }
+ else if (argc > cmdmap->maxargs)
+ {
+ /* More than the maximum number were provided */
+
+ printf("Too many arguments for '%s'\n", cmd);
+ return ERROR;
+ }
+ else
+ {
+ /* A valid number of arguments were provided (this does
+ * not mean they are right).
+ */
+
+ handler = cmdmap->handler;
+ break;
+ }
+ }
+ }
+
+ ret = handler(handle, argc, argv);
+ if (ret < 0)
+ {
+ printf("%s failed: %d\n", cmd, errno);
+ }
+ return ret;
+}
+
+/****************************************************************************
+ * Name: ftpc_parse
+ ****************************************************************************/
+
+int ftpc_parse(SESSION handle, char *cmdline)
+{
+ FAR char *argv[FTPC_MAX_ARGUMENTS];
+ FAR char *saveptr;
+ FAR char *cmd;
+ int argc;
+ int ret;
+
+ /* Initialize parser state */
+
+ memset(argv, 0, FTPC_MAX_ARGUMENTS*sizeof(FAR char *));
+
+ /* Parse out the command at the beginning of the line */
+
+ saveptr = cmdline;
+ cmd = ftpc_argument(&saveptr);
+
+ /* Check if any command was provided -OR- if command processing is
+ * currently disabled.
+ */
+
+ if (!cmd)
+ {
+ /* An empty line is not an error */
+
+ return OK;
+ }
+
+ /* Parse all of the arguments following the command name. */
+
+ argv[0] = cmd;
+ for (argc = 1; argc < FTPC_MAX_ARGUMENTS; argc++)
+ {
+ argv[argc] = ftpc_argument(&saveptr);
+ if (!argv[argc])
+ {
+ break;
+ }
+ }
+ argv[argc] = NULL;
+
+ /* Check if the maximum number of arguments was exceeded */
+
+ if (argc > FTPC_MAX_ARGUMENTS)
+ {
+ printf("Too many arguments\n");
+ ret = -EINVAL;
+ }
+ else
+ {
+ /* Then execute the command */
+
+ ret = ftpc_execute(handle, argc, argv);
+ }
+
+ return ret;
+}
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+int ftpc_main(int argc, char **argv, char **envp)
+{
+ struct ftpc_connect_s connect = {{0}, 0};
+ SESSION handle;
+ FAR char *ptr;
+
+ if (argc != 2)
+ {
+ printf("Usage:\n");
+ printf(" %s xx.xx.xx.xx[:pp]\n", argv[0]);
+ printf("Where\n");
+ printf(" xx.xx.xx.xx is the IP address of the FTP server\n");
+ printf(" pp is option port to use with the FTP server\n");
+ exit(1);
+ }
+
+ ptr = strchr(argv[1], ':');
+ if (ptr)
+ {
+ *ptr = '\0';
+ connect.port = atoi(ptr+1);
+ }
+ connect.addr.s_addr = inet_addr(argv[1]);
+
+ handle = ftpc_connect(&connect);
+ if (!handle)
+ {
+ printf("Failed to connect to the server: %d\n", errno);
+ exit(1);
+ }
+
+ /* Present a greeting */
+
+ printf("FTPC:\n");
+ FFLUSH();
+
+ /* Then enter the command line parsing loop */
+
+ for (;;)
+ {
+ /* Display the prompt string */
+
+ fputs("FTPC>", stdout);
+ FFLUSH();
+
+ /* Get the next line of input */
+
+ if (fgets(g_line, CONFIG_FTPC_LINELEN, stdin))
+ {
+ /* Parse process the command */
+
+ (void)ftpc_parse(handle, g_line);
+ FFLUSH();
+ }
+ }
+
+ return 0;
+}
\ No newline at end of file |