/*
- * (C) Copyright 2000-2010
+ * (C) Copyright 2000-2013
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
!defined(CONFIG_ENV_IS_IN_ONENAND) && \
!defined(CONFIG_ENV_IS_IN_SPI_FLASH) && \
!defined(CONFIG_ENV_IS_IN_REMOTE) && \
+ !defined(CONFIG_ENV_IS_IN_UBI) && \
!defined(CONFIG_ENV_IS_NOWHERE)
# error Define one of CONFIG_ENV_IS_IN_{EEPROM|FLASH|DATAFLASH|ONENAND|\
-SPI_FLASH|NVRAM|MMC|FAT|REMOTE} or CONFIG_ENV_IS_NOWHERE
+SPI_FLASH|NVRAM|MMC|FAT|REMOTE|UBI} or CONFIG_ENV_IS_NOWHERE
#endif
/*
static int env_print(char *name, int flag)
{
char *res = NULL;
- size_t len;
+ ssize_t len;
if (name) { /* print a single name */
ENTRY e, *ep;
}
/* should never happen */
+ printf("## Error: cannot export environment\n");
return 0;
}
static int do_env_grep(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
- ENTRY *match;
- unsigned char matched[env_htab.size / 8];
- int rcode = 1, arg = 1, idx;
+ char *res = NULL;
+ int len, grep_how, grep_what;
if (argc < 2)
return CMD_RET_USAGE;
- memset(matched, 0, env_htab.size / 8);
+ grep_how = H_MATCH_SUBSTR; /* default: substring search */
+ grep_what = H_MATCH_BOTH; /* default: grep names and values */
+
+ while (argc > 1 && **(argv + 1) == '-') {
+ char *arg = *++argv;
- while (arg <= argc) {
- idx = 0;
- while ((idx = hstrstr_r(argv[arg], idx, &match, &env_htab))) {
- if (!(matched[idx / 8] & (1 << (idx & 7)))) {
- puts(match->key);
- puts("=");
- puts(match->data);
- puts("\n");
+ --argc;
+ while (*++arg) {
+ switch (*arg) {
+#ifdef CONFIG_REGEX
+ case 'e': /* use regex matching */
+ grep_how = H_MATCH_REGEX;
+ break;
+#endif
+ case 'n': /* grep for name */
+ grep_what = H_MATCH_KEY;
+ break;
+ case 'v': /* grep for value */
+ grep_what = H_MATCH_DATA;
+ break;
+ case 'b': /* grep for both */
+ grep_what = H_MATCH_BOTH;
+ break;
+ case '-':
+ goto DONE;
+ default:
+ return CMD_RET_USAGE;
}
- matched[idx / 8] |= 1 << (idx & 7);
- rcode = 0;
}
- arg++;
}
- return rcode;
+DONE:
+ len = hexport_r(&env_htab, '\n',
+ flag | grep_what | grep_how,
+ &res, 0, argc, argv);
+
+ if (len > 0) {
+ puts(res);
+ free(res);
+ }
+
+ if (len < 2)
+ return 1;
+
+ return 0;
}
#endif
#endif /* CONFIG_SPL_BUILD */
int i, len;
char *name, *value, *s;
ENTRY e, *ep;
+ int env_flag = H_INTERACTIVE;
+
+ debug("Initial value for argc=%d\n", argc);
+ while (argc > 1 && **(argv + 1) == '-') {
+ char *arg = *++argv;
+ --argc;
+ while (*++arg) {
+ switch (*arg) {
+ case 'f': /* force */
+ env_flag |= H_FORCE;
+ break;
+ default:
+ return CMD_RET_USAGE;
+ }
+ }
+ }
+ debug("Final value for argc=%d\n", argc);
name = argv[1];
value = argv[2];
/* Delete only ? */
if (argc < 3 || argv[2] == NULL) {
- int rc = hdelete_r(name, &env_htab, H_INTERACTIVE);
+ int rc = hdelete_r(name, &env_htab, env_flag);
return !rc;
}
e.key = name;
e.data = value;
- hsearch_r(e, ENTER, &ep, &env_htab, H_INTERACTIVE);
+ hsearch_r(e, ENTER, &ep, &env_htab, env_flag);
free(value);
if (!ep) {
printf("## Error inserting \"%s\" variable, errno=%d\n",
{
const char * const argv[4] = { "setenv", varname, varvalue, NULL };
+ /* before import into hashtable */
+ if (!(gd->flags & GD_FLG_ENV_READY))
+ return 1;
+
if (varvalue == NULL || varvalue[0] == '\0')
return _do_env_set(0, 2, (char * const *)argv);
else
/**
* Set an environment variable to an integer value
*
- * @param varname Environmet variable to set
+ * @param varname Environment variable to set
* @param value Value to set it to
* @return 0 if ok, 1 on error
*/
}
/**
- * Set an environment variable to an address in hex
+ * Set an environment variable to an value in hex
*
- * @param varname Environmet variable to set
- * @param addr Value to set it to
+ * @param varname Environment variable to set
+ * @param value Value to set it to
* @return 0 if ok, 1 on error
*/
-int setenv_addr(const char *varname, const void *addr)
+int setenv_hex(const char *varname, ulong value)
{
char str[17];
- sprintf(str, "%lx", (uintptr_t)addr);
+ sprintf(str, "%lx", value);
return setenv(varname, str);
}
+ulong getenv_hex(const char *varname, ulong default_val)
+{
+ const char *s;
+ ulong value;
+ char *endp;
+
+ s = getenv(varname);
+ if (s)
+ value = simple_strtoul(s, &endp, 16);
+ if (!s || endp == s)
+ return default_val;
+
+ return value;
+}
+
#ifndef CONFIG_SPL_BUILD
static int do_env_set(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int do_env_ask(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
char message[CONFIG_SYS_CBSIZE];
- int size = CONFIG_SYS_CBSIZE - 1;
- int i, len, pos;
+ int i, len, pos, size;
char *local_args[4];
+ char *endptr;
local_args[0] = argv[0];
local_args[1] = argv[1];
local_args[2] = NULL;
local_args[3] = NULL;
- /* Check the syntax */
- switch (argc) {
- case 1:
+ /*
+ * Check the syntax:
+ *
+ * env_ask envname [message1 ...] [size]
+ */
+ if (argc == 1)
return CMD_RET_USAGE;
- case 2: /* env_ask envname */
- sprintf(message, "Please enter '%s':", argv[1]);
- break;
-
- case 3: /* env_ask envname size */
- sprintf(message, "Please enter '%s':", argv[1]);
- size = simple_strtoul(argv[2], NULL, 10);
- break;
+ /*
+ * We test the last argument if it can be converted
+ * into a decimal number. If yes, we assume it's
+ * the size. Otherwise we echo it as part of the
+ * message.
+ */
+ i = simple_strtoul(argv[argc - 1], &endptr, 10);
+ if (*endptr != '\0') { /* no size */
+ size = CONFIG_SYS_CBSIZE - 1;
+ } else { /* size given */
+ size = i;
+ --argc;
+ }
- default: /* env_ask envname message1 ... messagen size */
- for (i = 2, pos = 0; i < argc - 1; i++) {
+ if (argc <= 2) {
+ sprintf(message, "Please enter '%s': ", argv[1]);
+ } else {
+ /* env_ask envname message1 ... messagen [size] */
+ for (i = 2, pos = 0; i < argc; i++) {
if (pos)
message[pos++] = ' ';
strcpy(message + pos, argv[i]);
pos += strlen(argv[i]);
}
-
+ message[pos++] = ' ';
message[pos] = '\0';
- size = simple_strtoul(argv[argc - 1], NULL, 10);
- break;
}
if (size >= CONFIG_SYS_CBSIZE)
static int print_static_flags(const char *var_name, const char *flags)
{
enum env_flags_vartype type = env_flags_parse_vartype(flags);
+ enum env_flags_varaccess access = env_flags_parse_varaccess(flags);
- printf("\t%-20s %-20s\n", var_name, env_flags_get_vartype_name(type));
+ printf("\t%-20s %-20s %-20s\n", var_name,
+ env_flags_get_vartype_name(type),
+ env_flags_get_varaccess_name(access));
return 0;
}
static int print_active_flags(ENTRY *entry)
{
enum env_flags_vartype type;
+ enum env_flags_varaccess access;
if (entry->flags == 0)
return 0;
type = (enum env_flags_vartype)
(entry->flags & ENV_FLAGS_VARTYPE_BIN_MASK);
- printf("\t%-20s %-20s\n", entry->key, env_flags_get_vartype_name(type));
+ access = env_flags_parse_varaccess_from_binflags(entry->flags);
+ printf("\t%-20s %-20s %-20s\n", entry->key,
+ env_flags_get_vartype_name(type),
+ env_flags_get_varaccess_name(access));
return 0;
}
env_flags_print_vartypes();
puts("\n");
+ /* Print the available variable access types */
+ printf("Available variable access flags (position %d):\n",
+ ENV_FLAGS_VARACCESS_LOC);
+ puts("\tFlag\tVariable Access Name\n");
+ puts("\t----\t--------------------\n");
+ env_flags_print_varaccess();
+ puts("\n");
+
/* Print the static flags that may exist */
puts("Static flags:\n");
- printf("\t%-20s %-20s\n", "Variable Name", "Variable Type");
- printf("\t%-20s %-20s\n", "-------------", "-------------");
+ printf("\t%-20s %-20s %-20s\n", "Variable Name", "Variable Type",
+ "Variable Access");
+ printf("\t%-20s %-20s %-20s\n", "-------------", "-------------",
+ "---------------");
env_attr_walk(ENV_FLAGS_LIST_STATIC, print_static_flags);
puts("\n");
/* walk through each variable and print the flags if non-default */
puts("Active flags:\n");
- printf("\t%-20s %-20s\n", "Variable Name", "Variable Type");
- printf("\t%-20s %-20s\n", "-------------", "-------------");
+ printf("\t%-20s %-20s %-20s\n", "Variable Name", "Variable Type",
+ "Variable Access");
+ printf("\t%-20s %-20s %-20s\n", "-------------", "-------------",
+ "---------------");
hwalk_r(&env_htab, print_active_flags);
return 0;
}
else
buffer[0] = '\0';
- readline_into_buffer("edit: ", buffer, 0);
+ if (readline_into_buffer("edit: ", buffer, 0) < 0)
+ return 1;
return setenv(argv[1], buffer);
}
static int do_env_delete(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
- printf("Not implemented yet\n");
- return 0;
+ int env_flag = H_INTERACTIVE;
+ int ret = 0;
+
+ debug("Initial value for argc=%d\n", argc);
+ while (argc > 1 && **(argv + 1) == '-') {
+ char *arg = *++argv;
+
+ --argc;
+ while (*++arg) {
+ switch (*arg) {
+ case 'f': /* force */
+ env_flag |= H_FORCE;
+ break;
+ default:
+ return CMD_RET_USAGE;
+ }
+ }
+ }
+ debug("Final value for argc=%d\n", argc);
+
+ env_id++;
+
+ while (--argc > 0) {
+ char *name = *++argv;
+
+ if (!hdelete_r(name, &env_htab, env_flag))
+ ret = 1;
+ }
+
+ return ret;
}
#ifdef CONFIG_CMD_EXPORTENV
argv++;
if (sep) { /* export as text file */
- len = hexport_r(&env_htab, sep, 0, &addr, size, argc, argv);
+ len = hexport_r(&env_htab, sep,
+ H_MATCH_KEY | H_MATCH_IDENT,
+ &addr, size, argc, argv);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
else /* export as raw binary data */
res = addr;
- len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, argc, argv);
+ len = hexport_r(&env_htab, '\0',
+ H_MATCH_KEY | H_MATCH_IDENT,
+ &res, ENV_SIZE, argc, argv);
if (len < 0) {
error("Cannot export environment: errno = %d\n", errno);
return 1;
envp->flags = ACTIVE_FLAG;
#endif
}
- sprintf(buf, "%zX", (size_t)(len + offsetof(env_t, data)));
- setenv("filesize", buf);
+ setenv_hex("filesize", len + offsetof(env_t, data));
return 0;
U_BOOT_CMD_MKENT(ask, CONFIG_SYS_MAXARGS, 1, do_env_ask, "", ""),
#endif
U_BOOT_CMD_MKENT(default, 1, 0, do_env_default, "", ""),
- U_BOOT_CMD_MKENT(delete, 2, 0, do_env_delete, "", ""),
+ U_BOOT_CMD_MKENT(delete, CONFIG_SYS_MAXARGS, 0, do_env_delete, "", ""),
#if defined(CONFIG_CMD_EDITENV)
U_BOOT_CMD_MKENT(edit, 2, 0, do_env_edit, "", ""),
#endif
#endif
"default [-f] -a - [forcibly] reset default environment\n"
"env default [-f] var [...] - [forcibly] reset variable(s) to their default values\n"
+ "env delete [-f] var [...] - [forcibly] delete variable(s)\n"
#if defined(CONFIG_CMD_EDITENV)
"env edit name - edit environment variable\n"
#endif
"env flags - print variables that have non-default flags\n"
#endif
#if defined(CONFIG_CMD_GREPENV)
- "env grep string [...] - search environment\n"
+#ifdef CONFIG_REGEX
+ "env grep [-e] [-n | -v | -b] string [...] - search environment\n"
+#else
+ "env grep [-n | -v | -b] string [...] - search environment\n"
+#endif
#endif
#if defined(CONFIG_CMD_IMPORTENV)
"env import [-d] [-t | -b | -c] addr [size] - import environment\n"
U_BOOT_CMD_COMPLETE(
grepenv, CONFIG_SYS_MAXARGS, 0, do_env_grep,
"search environment variables",
- "string ...\n"
- " - list environment name=value pairs matching 'string'",
+#ifdef CONFIG_REGEX
+ "[-e] [-n | -v | -b] string ...\n"
+#else
+ "[-n | -v | -b] string ...\n"
+#endif
+ " - list environment name=value pairs matching 'string'\n"
+#ifdef CONFIG_REGEX
+ " \"-e\": enable regular expressions;\n"
+#endif
+ " \"-n\": search variable names; \"-v\": search values;\n"
+ " \"-b\": search both names and values (default)",
var_complete
);
#endif
U_BOOT_CMD_COMPLETE(
setenv, CONFIG_SYS_MAXARGS, 0, do_env_set,
"set environment variables",
- "name value ...\n"
- " - set environment variable 'name' to 'value ...'\n"
- "setenv name\n"
- " - delete environment variable 'name'",
+ "[-f] name value ...\n"
+ " - [forcibly] set environment variable 'name' to 'value ...'\n"
+ "setenv [-f] name\n"
+ " - [forcibly] delete environment variable 'name'",
var_complete
);
askenv, CONFIG_SYS_MAXARGS, 1, do_env_ask,
"get environment variables from stdin",
"name [message] [size]\n"
- " - get environment variable 'name' from stdin (max 'size' chars)\n"
- "askenv name\n"
- " - get environment variable 'name' from stdin\n"
- "askenv name size\n"
- " - get environment variable 'name' from stdin (max 'size' chars)\n"
- "askenv name [message] size\n"
- " - display 'message' string and get environment variable 'name'"
- "from stdin (max 'size' chars)"
+ " - get environment variable 'name' from stdin (max 'size' chars)"
);
#endif
projects / karo-tx-uboot.git / blobdiff