env: Allow env_attr_walk to pass a priv * to callback

[karo-tx-uboot.git] / common / cmd_nvedit.c

diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c
index e6c33956e7b5c493b62128aa5ce6c06ff67bb38a..6ca5a2e5a90f700ae9e0e31f8b96edd683c54465 100644 (file)
--- a/common/cmd_nvedit.c
+++ b/common/cmd_nvedit.c
@@ -31,6 +31,7 @@
 #include <search.h>
 #include <errno.h>
 #include <malloc.h>
+#include <mapmem.h>
 #include <watchdog.h>
 #include <linux/stddef.h>
 #include <asm/byteorder.h>
@@ -426,7 +427,8 @@ int do_env_ask(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 #endif
 
 #if defined(CONFIG_CMD_ENV_CALLBACK)
-static int print_static_binding(const char *var_name, const char *callback_name)
+static int print_static_binding(const char *var_name, const char *callback_name,
+                               void *priv)
 {
        printf("\t%-20s %-20s\n", var_name, callback_name);
 
@@ -488,7 +490,7 @@ int do_env_callback(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        puts("Static callback bindings:\n");
        printf("\t%-20s %-20s\n", "Variable Name", "Callback Name");
        printf("\t%-20s %-20s\n", "-------------", "-------------");
-       env_attr_walk(ENV_CALLBACK_LIST_STATIC, print_static_binding);
+       env_attr_walk(ENV_CALLBACK_LIST_STATIC, print_static_binding, NULL);
        puts("\n");
 
        /* walk through each variable and print the callback if it has one */
@@ -501,7 +503,8 @@ int do_env_callback(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 #endif
 
 #if defined(CONFIG_CMD_ENV_FLAGS)
-static int print_static_flags(const char *var_name, const char *flags)
+static int print_static_flags(const char *var_name, const char *flags,
+                             void *priv)
 {
        enum env_flags_vartype type = env_flags_parse_vartype(flags);
        enum env_flags_varaccess access = env_flags_parse_varaccess(flags);
@@ -558,7 +561,7 @@ int do_env_flags(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                "Variable Access");
        printf("\t%-20s %-20s %-20s\n", "-------------", "-------------",
                "---------------");
-       env_attr_walk(ENV_FLAGS_LIST_STATIC, print_static_flags);
+       env_attr_walk(ENV_FLAGS_LIST_STATIC, print_static_flags, NULL);
        puts("\n");
 
        /* walk through each variable and print the flags if non-default */
@@ -950,11 +953,15 @@ sep_err:
 
 #ifdef CONFIG_CMD_IMPORTENV
 /*
- * env import [-d] [-t | -b | -c] addr [size]
+ * env import [-d] [-t [-r] | -b | -c] addr [size]
  *     -d:     delete existing environment before importing;
  *             otherwise overwrite / append to existion definitions
  *     -t:     assume text format; either "size" must be given or the
  *             text data must be '\0' terminated
+ *     -r:     handle CRLF like LF, that means exported variables with
+ *             a content which ends with \r won't get imported. Used
+ *             to import text files created with editors which are using CRLF
+ *             for line endings. Only effective in addition to -t.
  *     -b:     assume binary format ('\0' separated, "\0\0" terminated)
  *     -c:     assume checksum protected environment format
  *     addr:   memory address to read from
@@ -970,6 +977,7 @@ static int do_env_import(cmd_tbl_t *cmdtp, int flag,
        int     chk = 0;
        int     fmt = 0;
        int     del = 0;
+       int     crlf_is_lf = 0;
        size_t  size;
 
        cmd = *argv;
@@ -994,6 +1002,9 @@ static int do_env_import(cmd_tbl_t *cmdtp, int flag,
                                        goto sep_err;
                                sep = '\n';
                                break;
+                       case 'r':               /* handle CRLF like LF */
+                               crlf_is_lf = 1;
+                               break;
                        case 'd':
                                del = 1;
                                break;
@@ -1009,6 +1020,9 @@ static int do_env_import(cmd_tbl_t *cmdtp, int flag,
        if (!fmt)
                printf("## Warning: defaulting to text format\n");
 
+       if (sep != '\n' && crlf_is_lf )
+               crlf_is_lf = 0;
+
        addr = simple_strtoul(argv[0], NULL, 16);
        ptr = map_sysmem(addr, 0);
 
@@ -1050,8 +1064,8 @@ static int do_env_import(cmd_tbl_t *cmdtp, int flag,
                ptr = (char *)ep->data;
        }
 
-       if (himport_r(&env_htab, ptr, size, sep, del ? 0 : H_NOCLEAR, 0,
-                     NULL) == 0) {
+       if (himport_r(&env_htab, ptr, size, sep, del ? 0 : H_NOCLEAR,
+                       crlf_is_lf, 0, NULL) == 0) {
                error("Environment import failed: errno = %d\n", errno);
                return 1;
        }
@@ -1180,7 +1194,7 @@ static char env_help_text[] =
 #endif
 #endif
 #if defined(CONFIG_CMD_IMPORTENV)
-       "env import [-d] [-t | -b | -c] addr [size] - import environment\n"
+       "env import [-d] [-t [-r] | -b | -c] addr [size] - import environment\n"
 #endif
        "env print [-a | name ...] - print environment\n"
 #if defined(CONFIG_CMD_RUN)