| .. SPDX-License-Identifier: GPL-2.0+: |
| |
| wget command |
| ============ |
| |
| Synopsis |
| -------- |
| |
| :: |
| wget address [[hostIPaddr:]path] |
| |
| Description |
| ----------- |
| |
| The wget command is used to download a file from an HTTP server. |
| |
| wget command will use HTTP over TCP to download files from an HTTP server. |
| Currently it can only download image from an HTTP server hosted on port 80. |
| |
| address |
| memory address for the data downloaded |
| |
| hostIPaddr |
| IP address of the HTTP server, defaults to the value of environment |
| variable *serverip* |
| |
| path |
| path of the file to be downloaded. |
| |
| Example |
| ------- |
| |
| In the example the following steps are executed: |
| |
| * setup client network address |
| * download a file from the HTTP server |
| |
| :: |
| |
| => setenv autoload no |
| => dhcp |
| BOOTP broadcast 1 |
| *** Unhandled DHCP Option in OFFER/ACK: 23 |
| *** Unhandled DHCP Option in OFFER/ACK: 23 |
| DHCP client bound to address 192.168.1.105 (210 ms) |
| => wget ${loadaddr} 192.168.1.254:/index.html |
| HTTP/1.0 302 Found |
| Packets received 4, Transfer Successful |
| |
| Configuration |
| ------------- |
| |
| The command is only available if CONFIG_CMD_WGET=y. |
| |
| CONFIG_PROT_TCP_SACK can be turned on for the TCP SACK options. This will |
| help increasing the downloading speed. |
| |
| Return value |
| ------------ |
| |
| The return value $? is 0 (true) on success and 1 (false) otherwise. |