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nvmutil: split pread from readGbe

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split it into readGbe_part, for code clarity.

Signed-off-by: Leah Rowe <leah@libreboot.org>
This commit is contained in:
Leah Rowe
2026-02-23 13:45:28 +00:00
parent e1d8773c54
commit 678b9d859b
1 changed files with 12 additions and 7 deletions
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util/nvmutil/nvmutil.c
+12 -7
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@@ -18,7 +18,8 @@ void cmd_setchecksum(void), cmd_brick(void), swap(int partnum), writeGbe(void),
cmd_dump(void), cmd_setmac(void), nvmalloc(void), readGbe(void), cmd_dump(void), cmd_setmac(void), nvmalloc(void), readGbe(void),
checkdir(const char *path), macf(int partnum), hexdump(int partnum), checkdir(const char *path), macf(int partnum), hexdump(int partnum),
parseMacString(const char *strMac, uint16_t *mac), cmd_swap(void), parseMacString(const char *strMac, uint16_t *mac), cmd_swap(void),
openFiles(const char *path), cmd_copy(void), writeGbe_part(int); openFiles(const char *path), cmd_copy(void), writeGbe_part(int),
readGbe_part(int);
int goodChecksum(int partnum); int goodChecksum(int partnum);
uint8_t hextonum(char chs), rhex(void); uint8_t hextonum(char chs), rhex(void);
@@ -221,15 +222,19 @@ void
readGbe(void) readGbe(void)
{ {
for (int p = 0; p < 2; p++) { for (int p = 0; p < 2; p++) {
if (!do_read[p]) if (do_read[p])
continue; readGbe_part(p);
if (pread(fd, (uint8_t *) gbe[p], nf, p * partsize) != nf)
err(ERR(), "Couldn't read %ld bytes from '%s' part %d",
nf, filename, p);
swap(p); /* handle big-endian host CPU */
} }
} }
void
readGbe_part(int p)
{
if (pread(fd, (uint8_t *) gbe[p], nf, p * partsize) != nf)
err(ERR(), "Can't read %ld b from '%s' p%d", nf, filename, p);
swap(p); /* handle big-endian host CPU */
}
void void
cmd_setmac(void) cmd_setmac(void)
{ {