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Compute the right checksum length for the current protocol_version

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only once instead of over and over again.
This commit is contained in:
Wayne Davison committed 2005-11-10 03:00:38 +00:00
1 parent d8b108c2a1
commit 7752df41b7
1 file changed
+4 -4
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flist.c
+4 -4
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@@ -68,6 +68,7 @@ extern struct filter_list_struct filter_list;
extern struct filter_list_struct server_filter_list;
int io_error;
int checksum_len;
dev_t filesystem_dev; /* used to implement -x */
static char empty_sum[MD4_SUM_LENGTH];
@@ -84,6 +85,7 @@ void init_flist(void)
/* Figure out how big the file_struct is without trailing padding */
file_struct_len = offsetof(struct file_struct, flags) + sizeof f.flags;
checksum_len = protocol_version < 21 ? 2 : MD4_SUM_LENGTH;
}
static int show_filelist_p(void)
@@ -475,14 +477,13 @@ void send_file_entry(struct file_struct *file, int f, unsigned short base_flags)
if (always_checksum && (S_ISREG(mode) || protocol_version < 28)) {
char *sum;
int slen = protocol_version < 21 ? 2 : MD4_SUM_LENGTH;
if (S_ISREG(mode))
sum = file->u.sum;
else {
/* Prior to 28, we sent a useless set of nulls. */
sum = empty_sum;
}
write_buf(f, sum, slen);
write_buf(f, sum, checksum_len);
}
strlcpy(lastname, fname, MAXPATHLEN);
@@ -698,7 +699,6 @@ static struct file_struct *receive_file_entry(struct file_list *flist,
if (always_checksum && (sum_len || protocol_version < 28)) {
char *sum;
int slen = protocol_version < 21 ? 2 : MD4_SUM_LENGTH;
if (sum_len) {
file->u.sum = sum = bp;
/*bp += sum_len;*/
@@ -706,7 +706,7 @@ static struct file_struct *receive_file_entry(struct file_list *flist,
/* Prior to 28, we get a useless set of nulls. */
sum = empty_sum;
}
read_buf(f, sum, slen);
read_buf(f, sum, checksum_len);
}
if (!preserve_perms) {