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2004-10-01 Andrew Cagney <cagney@gnu.org>

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* target.c (xfer_using_stratum): Change return type to LONGEST.
	On each iteration offset, readbuf and writebuf.
	* inf-ptrace.c (inf_ptrace_xfer_partial): Simplify computation of
	partial_length, and read/modify/write predicate, update comments.
	Pass buffer.word to ptrace write.
This commit is contained in:
Andrew Cagney
2004-10-01 16:12:26 +00:00
parent 40a18ebd3a
commit cb85a95394
3 changed files with 32 additions and 17 deletions
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11
gdb/target.c
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@@ -927,9 +927,9 @@ target_xfer_partial (struct target_ops *ops,
implementing another singluar mechanism (for instance, a generic
object:annex onto inferior:object:annex say). */
static int
static LONGEST
xfer_using_stratum (enum target_object object, const char *annex,
CORE_ADDR memaddr, int len, void *readbuf,
ULONGEST offset, LONGEST len, void *readbuf,
const void *writebuf)
{
LONGEST xfered;
@@ -946,7 +946,7 @@ xfer_using_stratum (enum target_object object, const char *annex,
while (1)
{
xfered = target_xfer_partial (target, object, annex,
readbuf, writebuf, memaddr, len);
readbuf, writebuf, offset, len);
if (xfered > 0)
{
/* The partial xfer succeeded, update the counts, check that
@@ -955,6 +955,11 @@ xfer_using_stratum (enum target_object object, const char *annex,
len -= xfered;
if (len <= 0)
return 0;
offset += xfered;
if (readbuf != NULL)
readbuf = (bfd_byte *) readbuf + xfered;
if (writebuf != NULL)
writebuf = (bfd_byte *) writebuf + xfered;
target = target_stack;
}
else if (xfered < 0)