grub2/0164-util-grub-fstest.c-Remove-nested-functions.patch
Peter Jones f74b50e380 Rebase to upstream, fix a pile of bugs. The usual.
Signed-off-by: Peter Jones <pjones@redhat.com>
2013-06-12 15:37:08 -04:00

274 lines
6.4 KiB
Diff

From 1d4fd1febde6768099515759de61cbea61291cec Mon Sep 17 00:00:00 2001
From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
Date: Thu, 28 Feb 2013 09:36:55 +0100
Subject: [PATCH 164/482] * util/grub-fstest.c: Remove nested functions.
---
ChangeLog | 4 ++
util/grub-fstest.c | 166 ++++++++++++++++++++++++++++-------------------------
2 files changed, 93 insertions(+), 77 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index bb02830..06123b6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-02-28 Vladimir Serbinenko <phcoder@gmail.com>
+
+ * util/grub-fstest.c: Remove nested functions.
+
2013-02-27 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/loader/machoXX.c: Remove nested functions.
diff --git a/util/grub-fstest.c b/util/grub-fstest.c
index a546b75..253dee8 100644
--- a/util/grub-fstest.c
+++ b/util/grub-fstest.c
@@ -79,7 +79,7 @@ static grub_disk_addr_t skip, leng;
static int uncompress = 0;
static void
-read_file (char *pathname, int (*hook) (grub_off_t ofs, char *buf, int len))
+read_file (char *pathname, int (*hook) (grub_off_t ofs, char *buf, int len, void *hook_arg), void *hook_arg)
{
static char buf[BUF_SIZE];
grub_file_t file;
@@ -108,7 +108,7 @@ read_file (char *pathname, int (*hook) (grub_off_t ofs, char *buf, int len))
grub_util_error (_("disk read fails at offset %lld, length %d"),
skip, len);
- if (hook (skip, buf, len))
+ if (hook (skip, buf, len, hook_arg))
break;
skip += len;
@@ -158,7 +158,7 @@ read_file (char *pathname, int (*hook) (grub_off_t ofs, char *buf, int len))
break;
}
- if ((sz == 0) || (hook (ofs, buf, sz)))
+ if ((sz == 0) || (hook (ofs, buf, sz, hook_arg)))
break;
ofs += sz;
@@ -169,87 +169,99 @@ read_file (char *pathname, int (*hook) (grub_off_t ofs, char *buf, int len))
grub_file_close (file);
}
-static void
-cmd_cp (char *src, char *dest)
+struct cp_hook_ctx
{
FILE *ff;
+ const char *dest;
+};
- auto int cp_hook (grub_off_t ofs, char *buf, int len);
- int cp_hook (grub_off_t ofs, char *buf, int len)
- {
- (void) ofs;
+static int
+cp_hook (grub_off_t ofs, char *buf, int len, void *_ctx)
+{
+ struct cp_hook_ctx *ctx = _ctx;
+ (void) ofs;
- if ((int) fwrite (buf, 1, len, ff) != len)
- {
- grub_util_error (_("cannot write to `%s': %s"),
- dest, strerror (errno));
- return 1;
- }
+ if ((int) fwrite (buf, 1, len, ctx->ff) != len)
+ {
+ grub_util_error (_("cannot write to `%s': %s"),
+ ctx->dest, strerror (errno));
+ return 1;
+ }
- return 0;
- }
+ return 0;
+}
- ff = fopen (dest, "wb");
- if (ff == NULL)
+static void
+cmd_cp (char *src, const char *dest)
+{
+ struct cp_hook_ctx ctx =
+ {
+ .dest = dest
+ };
+
+ ctx.ff = fopen (dest, "wb");
+ if (ctx.ff == NULL)
{
grub_util_error (_("cannot open OS file `%s': %s"), dest,
strerror (errno));
return;
}
- read_file (src, cp_hook);
- fclose (ff);
+ read_file (src, cp_hook, &ctx);
+ fclose (ctx.ff);
+}
+
+static int
+cat_hook (grub_off_t ofs, char *buf, int len, void *_arg __attribute__ ((unused)))
+{
+ (void) ofs;
+
+ if ((int) fwrite (buf, 1, len, stdout) != len)
+ {
+ grub_util_error (_("cannot write to the stdout: %s"),
+ strerror (errno));
+ return 1;
+ }
+
+ return 0;
}
static void
cmd_cat (char *src)
{
- auto int cat_hook (grub_off_t ofs, char *buf, int len);
- int cat_hook (grub_off_t ofs, char *buf, int len)
- {
- (void) ofs;
+ read_file (src, cat_hook, 0);
+}
- if ((int) fwrite (buf, 1, len, stdout) != len)
- {
- grub_util_error (_("cannot write to the stdout: %s"),
- strerror (errno));
- return 1;
- }
+static int
+cmp_hook (grub_off_t ofs, char *buf, int len, void *ff_in)
+{
+ FILE *ff = ff_in;
+ static char buf_1[BUF_SIZE];
+ if ((int) fread (buf_1, 1, len, ff) != len)
+ {
+ grub_util_error (_("read error at offset %llu: %s"), ofs,
+ grub_errmsg);
+ return 1;
+ }
- return 0;
- }
+ if (grub_memcmp (buf, buf_1, len) != 0)
+ {
+ int i;
- read_file (src, cat_hook);
+ for (i = 0; i < len; i++, ofs++)
+ if (buf_1[i] != buf[i])
+ {
+ grub_util_error (_("compare fail at offset %llu"), ofs);
+ return 1;
+ }
+ }
+ return 0;
}
+
static void
cmd_cmp (char *src, char *dest)
{
FILE *ff;
- static char buf_1[BUF_SIZE];
-
- auto int cmp_hook (grub_off_t ofs, char *buf, int len);
- int cmp_hook (grub_off_t ofs, char *buf, int len)
- {
- if ((int) fread (buf_1, 1, len, ff) != len)
- {
- grub_util_error (_("read error at offset %llu: %s"), ofs,
- grub_errmsg);
- return 1;
- }
-
- if (grub_memcmp (buf, buf_1, len))
- {
- int i;
-
- for (i = 0; i < len; i++, ofs++)
- if (buf_1[i] != buf[i])
- {
- grub_util_error (_("compare fail at offset %llu"), ofs);
- return 1;
- }
- }
- return 0;
- }
struct stat st;
if (stat (dest, &st) == -1)
@@ -306,7 +318,7 @@ cmd_cmp (char *src, char *dest)
grub_util_error (_("cannot seek `%s': %s"), dest,
strerror (errno));
- read_file (src, cmp_hook);
+ read_file (src, cmp_hook, ff);
{
grub_uint64_t pre;
@@ -318,17 +330,26 @@ cmd_cmp (char *src, char *dest)
fclose (ff);
}
+static int
+hex_hook (grub_off_t ofs, char *buf, int len, void *arg __attribute__ ((unused)))
+{
+ hexdump (ofs, buf, len);
+ return 0;
+}
+
static void
cmd_hex (char *pathname)
{
- auto int hex_hook (grub_off_t ofs, char *buf, int len);
- int hex_hook (grub_off_t ofs, char *buf, int len)
- {
- hexdump (ofs, buf, len);
- return 0;
- }
+ read_file (pathname, hex_hook, 0);
+}
- read_file (pathname, hex_hook);
+static int
+crc_hook (grub_off_t ofs, char *buf, int len, void *crc_ctx)
+{
+ (void) ofs;
+
+ GRUB_MD_CRC32->write(crc_ctx, buf, len);
+ return 0;
}
static void
@@ -337,16 +358,7 @@ cmd_crc (char *pathname)
grub_uint8_t crc32_context[GRUB_MD_CRC32->contextsize];
GRUB_MD_CRC32->init(crc32_context);
- auto int crc_hook (grub_off_t ofs, char *buf, int len);
- int crc_hook (grub_off_t ofs, char *buf, int len)
- {
- (void) ofs;
-
- GRUB_MD_CRC32->write(crc32_context, buf, len);
- return 0;
- }
-
- read_file (pathname, crc_hook);
+ read_file (pathname, crc_hook, crc32_context);
GRUB_MD_CRC32->final(crc32_context);
printf ("%08x\n",
grub_be_to_cpu32 (grub_get_unaligned32 (GRUB_MD_CRC32->read (crc32_context))));
--
1.8.2.1