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-rw-r--r--cfe/cfe/ui/url.c357
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diff --git a/cfe/cfe/ui/url.c b/cfe/cfe/ui/url.c
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+/* *********************************************************************
+ * Broadcom Common Firmware Environment (CFE)
+ *
+ * Program and file loading URLs File: url.c
+ *
+ * Functions to process URLs for loading software.
+ *
+ * Author: Mitch Lichtenberg (mpl@broadcom.com)
+ *
+ *********************************************************************
+ *
+ * Copyright 2000,2001
+ * Broadcom Corporation. All rights reserved.
+ *
+ * This software is furnished under license and may be used and
+ * copied only in accordance with the following terms and
+ * conditions. Subject to these conditions, you may download,
+ * copy, install, use, modify and distribute modified or unmodified
+ * copies of this software in source and/or binary form. No title
+ * or ownership is transferred hereby.
+ *
+ * 1) Any source code used, modified or distributed must reproduce
+ * and retain this copyright notice and list of conditions as
+ * they appear in the source file.
+ *
+ * 2) No right is granted to use any trade name, trademark, or
+ * logo of Broadcom Corporation. Neither the "Broadcom
+ * Corporation" name nor any trademark or logo of Broadcom
+ * Corporation may be used to endorse or promote products
+ * derived from this software without the prior written
+ * permission of Broadcom Corporation.
+ *
+ * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED
+ * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+ * PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT
+ * SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN
+ * PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR 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), EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ ********************************************************************* */
+
+#include "lib_types.h"
+#include "lib_string.h"
+#include "lib_queue.h"
+#include "lib_malloc.h"
+#include "lib_printf.h"
+
+#include "bsp_config.h"
+#include "cfe_loader.h"
+#include "cfe_autoboot.h"
+#include "cfe_iocb.h"
+#include "cfe_devfuncs.h"
+#include "cfe_fileops.h"
+#include "cfe_error.h"
+
+#include "net_ebuf.h"
+#include "net_ether.h"
+#include "net_api.h"
+
+#include "ui_command.h"
+
+#include "url.h"
+
+static long getaddr(char *str)
+{
+ /*
+ * hold on to your lunch, this is really, really bad!
+ * Make 64-bit addresses expressed as 8-digit numbers
+ * sign extend automagically. Saves typing, but is very
+ * gross. Not very portable, either.
+ */
+ int longaddr = 0;
+ long newaddr;
+
+ longaddr = strlen(str);
+ if (memcmp(str,"0x",2) == 0) longaddr -= 2;
+ longaddr = (longaddr > 8) ? 1 : 0;
+
+ if (longaddr) newaddr = (long) xtoq(str);
+ else newaddr = (long) xtoi(str);
+
+ return newaddr;
+}
+
+static int process_oldstyle(char *str,
+ ui_cmdline_t *cmd,
+ cfe_loadargs_t *la)
+{
+ char *file;
+ char *devname;
+ char *filesys = NULL;
+ char *loader = la->la_loader;
+ char *x;
+ int info;
+ char *colon;
+
+ colon = strchr(str,':');
+
+ if (!colon) {
+ return CFE_ERR_DEVNOTFOUND;
+ }
+
+ devname = str; /* will be used to check protocol later */
+ *colon = '\0';
+ file = colon + 1; /* Ugly, we might put the colon back! */
+
+ /*
+ * Try to determine the load protocol ("filesystem")
+ * first by using the command line, and
+ * if not that try to figure it out automagically
+ */
+
+ if (cmd_sw_isset(cmd,"-fatfs")) filesys = "fat";
+ if (cmd_sw_isset(cmd,"-tftp")) filesys = "tftp";
+ if (cmd_sw_isset(cmd,"-rawfs")) filesys = "raw";
+#if (CFG_TCP) && (CFG_HTTPFS)
+ if (cmd_sw_isset(cmd,"-http")) filesys = "http";
+#endif
+ if (cmd_sw_value(cmd,"-fs",&x)) filesys = x;
+
+ /*
+ * Automagic configuration
+ */
+
+ /*
+ * Determine the device type from the "host" name. If we look
+ * up the host name and it appears to be an invalid CFE device
+ * name, then it's probably a TFTP host name.
+ *
+ * This is where we guess based on the device type what
+ * sort of load method we're going to use.
+ */
+
+ info = devname ? cfe_getdevinfo(devname) : -1;
+ if (info >= 0) {
+ switch (info & CFE_DEV_MASK) {
+ case CFE_DEV_NETWORK:
+ if (!filesys) filesys = "tftp";
+ if (!loader) loader = "raw";
+ break;
+ case CFE_DEV_DISK:
+ if (!filesys) filesys = "raw";
+ if (!loader) loader = "raw";
+ break;
+ case CFE_DEV_FLASH:
+ if (!filesys) filesys = "raw";
+ if (!loader) loader = "raw";
+ break;
+ case CFE_DEV_SERIAL:
+ if (!filesys) filesys = "raw";
+ if (!loader) loader = "srec";
+ break;
+ default:
+ break;
+ }
+ la->la_device = devname;
+ la->la_filename = file;
+ }
+ else {
+ /*
+ * It's probably a network boot. Default to TFTP
+ * if not overridden
+ */
+#if CFG_NETWORK
+ la->la_device = (char *) net_getparam(NET_DEVNAME);
+#else
+ la->la_device = NULL;
+#endif
+ *colon = ':'; /* put the colon back */
+ la->la_filename = devname;
+ if (!filesys) filesys = "tftp";
+ if (!loader) loader = "raw";
+ }
+
+ /*
+ * Remember our file system and loader.
+ */
+
+ la->la_filesys = filesys;
+ la->la_loader = loader;
+
+ return 0;
+}
+
+
+#if CFG_URLS
+static int process_url(char *str,
+ ui_cmdline_t *cmd,
+ cfe_loadargs_t *la)
+{
+ char *p;
+ char *protocol;
+ int idx,len;
+ int network = 0;
+ const fileio_dispatch_t *fdisp;
+
+ /*
+ * All URLs have the string "://" in them somewhere
+ * If that's not there, try the old syntax.
+ */
+
+ len = strlen(str);
+ p = str;
+
+ for (idx = 0; idx < len-3; idx++) {
+ if (memcmp(p,"://",3) == 0) break;
+ p++;
+ }
+
+ if (idx == (len-3)) {
+ return process_oldstyle(str,cmd,la);
+ }
+
+ /*
+ * Break the string apart into protocol, host, file
+ */
+
+ protocol = str;
+ *p = '\0';
+ p += 3;
+
+ /*
+ * Determine if this is a network loader. If that is true,
+ * the meaning of the "device" field is different. Ugh.
+ */
+
+ fdisp = cfe_findfilesys(protocol);
+ if (fdisp && (fdisp->loadflags & FSYS_TYPE_NETWORK)) network = 1;
+
+ /*
+ * Depending on the protocol we parse the file name one of two ways:
+ *
+ * protocol://hostname/filename
+ *
+ * For network devices:
+ *
+ * the "device" is the current Ethernet device.
+ * The filename is the //hostname/filename from the URL.
+ *
+ * For non-network devices:
+ *
+ * The "device" is the CFE device name from the URL 'hostname' field
+ * The filename is from the URL filename field.
+ */
+
+ la->la_filesys = protocol;
+
+ if (network) {
+#if CFG_NETWORK
+ la->la_device = (char *) net_getparam(NET_DEVNAME);
+#else
+ la->la_device = NULL;
+#endif
+ la->la_filename = p;
+ }
+ else {
+ la->la_device = p;
+ p = strchr(p,'/');
+ if (p) {
+ *p++ = '\0';
+ la->la_filename = p;
+ }
+ else {
+ la->la_filename = NULL;
+ }
+ }
+
+ if (!la->la_loader) la->la_loader = "raw";
+
+ return 0;
+}
+#endif
+
+
+
+int ui_process_url(char *url,ui_cmdline_t *cmd,cfe_loadargs_t *la)
+{
+ int res;
+ char *x;
+
+ /*
+ * Skip leading whitespace
+ */
+
+ while (*url && ((*url == ' ') || (*url == '\t'))) url++;
+
+ /*
+ * Process command-line switches to determine the loader stack
+ */
+
+ la->la_loader = NULL;
+ if (cmd_sw_isset(cmd,"-elf")) la->la_loader = "elf";
+ if (cmd_sw_isset(cmd,"-srec")) la->la_loader = "srec";
+ if (cmd_sw_isset(cmd,"-raw")) la->la_loader = "raw";
+ if (cmd_sw_value(cmd,"-loader",&x)) la->la_loader = x;
+
+#if CFG_ZLIB
+ if (cmd_sw_isset(cmd,"-z")) {
+ la->la_flags |= LOADFLG_COMPRESSED;
+ }
+#endif
+
+ /*
+ * Parse the file name into its pieces.
+ */
+
+#if CFG_URLS
+ res = process_url(url,cmd,la);
+ if (res < 0) return res;
+#else
+ res = process_oldstyle(url,cmd,la);
+ if (res < 0) return res;
+#endif
+
+
+ /*
+ * This is used only by "boot" and "load" - to avoid this code
+ * don't include these switches in the command table.
+ */
+
+ if (cmd_sw_value(cmd,"-max",&x)) {
+ la->la_maxsize = atoi(x);
+ }
+
+ if (cmd_sw_value(cmd,"-addr",&x)) {
+ la->la_address = getaddr(x);
+ la->la_flags |= LOADFLG_SPECADDR;
+ }
+
+ if (cmd_sw_isset(cmd,"-noclose")) {
+ la->la_flags |= LOADFLG_NOCLOSE;
+ }
+
+#if 0
+ printf("--- Loader parameters:\n");
+ printf(" Filename = %s\n",la->la_filename);
+ printf(" Filesys = %s\n",la->la_filesys);
+ printf(" Device = %s\n",la->la_device);
+ printf(" Options = %s\n",la->la_options);
+ printf(" Loader = %s\n",la->la_loader);
+ printf(" Flags = %08X\n",la->la_flags);
+ printf(" address = %08X\n",la->la_address);
+ printf(" maxsize = %08X\n",la->la_maxsize);
+ printf(" entrypt = %08X\n",la->la_entrypt);
+#endif
+
+ return 0;
+}
+
+
+
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