Change to_xfer_partial 'len' type to ULONGEST.

This patch changes to_xfer_partial's len's type to ULONGEST, and
adjust its implementations.

gdb:

2014-01-14  Yao Qi  <yao@codesourcery.com>

	* target.h (target_xfer_partial_ftype): Update.
	(struct target_ops) <to_xfer_partial>: Change 'len' type to
	ULONGEST.
	* aix-thread.c (aix_thread_xfer_partial): Change type of
	argument 'len' to ULONGEST.
	* auxv.c (procfs_xfer_auxv): Likewise.
	(ld_so_xfer_auxv): Likewise.
	(memory_xfer_auxv): Likewise.
	* bfd-target.c (target_bfd_xfer_partial): Likewise.
	* bsd-kvm.c (bsd_kvm_xfer_partial): Likewise.
	* bsd-uthread.c (bsd_uthread_xfer_partial): Likewise.
	* corelow.c (core_xfer_partial): Likewise.
	* ctf.c (ctf_xfer_partial): Likewise.
	* darwin-nat.c (darwin_read_write_inferior): Likewise.  Use
	'%u'.
	(darwin_read_dyld_info): Likewise.
	(darwin_xfer_partial): Likewise.
	* exec.c (section_table_xfer_memory_partial): Likewise.
	(exec_xfer_partial): Likewise.
	* exec.h (section_table_xfer_memory_partial): Update
	declaration.
	* gnu-nat.c (gnu_xfer_memory): Likewise.  Call pulongest
	instead of plongest.
	(gnu_xfer_partial): Likewise.
	* ia64-hpux-nat.c (ia64_hpux_xfer_memory): Likewise.
	(ia64_hpux_xfer_solib_got): Likewise.
	(ia64_hpux_xfer_partial): Likewise.
	* ia64-linux-nat.c (ia64_linux_xfer_partial):
	* inf-ptrace.c (inf_ptrace_xfer_partial):
	* inf-ttrace.c (inf_ttrace_xfer_partial):
	* linux-nat.c (linux_xfer_siginfo): Likewise.
	(linux_nat_xfer_partial): Likewise.
	(spu_enumerate_spu_ids, linux_proc_xfer_spu): Likewise.
	(linux_nat_xfer_osdata, linux_xfer_partial): Likewise.
	* monitor.c (monitor_xfer_memory): Likewise.
	(monitor_xfer_partial): Likewise.
	* procfs.c (procfs_xfer_partial): Likewise.
	* record-full.c (record_full_xfer_partial): Likewise.
	(record_full_core_xfer_partial): Likewise.
	* remote-sim.c (gdbsim_xfer_memory): Likewise.  Call pulongest
	instead of plongest.
	(gdbsim_xfer_partial): Likewise.
	* remote.c (remote_xfer_partial): Likewise.
	* rs6000-aix-tdep.c (rs6000_aix_ld_info_to_xml): Likewise.
	* rs6000-aix-tdep.h (rs6000_aix_ld_info_to_xml): Update
	declaration.
	* rs6000-nat.c (rs6000_xfer_partial): Likewise.
	(rs6000_xfer_shared_libraries): Likewise.
	* sol-thread.c (sol_thread_xfer_partial): Likewise.
	* sparc-nat.c (sparc_xfer_wcookie): Likewise.
	(sparc_xfer_partial): Likewise.
	* spu-linux-nat.c (spu_proc_xfer_spu): Likewise.
	(spu_xfer_partial): Likewise.
	* spu-multiarch.c (spu_xfer_partial): Likewise.
	* target.c (target_read_live_memory): Likewise.
	(memory_xfer_live_readonly_partial): Likewise.
	(memory_xfer_partial, memory_xfer_partial_1): Likewise.
	(target_xfer_partial, default_xfer_partial): Likewise.
	(current_xfer_partial): Likewise.
	* tracepoint.c (tfile_xfer_partial): Likewise.
	* windows-nat.c (windows_xfer_memory): Likewise.  Call
	pulongest instead of plongest.
	(windows_xfer_partial): Likewise.
	(windows_xfer_shared_libraries): Likewise.

33 files changed, 142 insertions, 74 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e5028672e78..f157c9982bc 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,72 @@
 2014-01-14  Yao Qi  <yao@codesourcery.com>
 
+	* target.h (target_xfer_partial_ftype): Update.
+	(struct target_ops) <to_xfer_partial>: Change 'len' type to
+	ULONGEST.
+	* aix-thread.c (aix_thread_xfer_partial): Change type of
+	argument 'len' to ULONGEST.
+	* auxv.c (procfs_xfer_auxv): Likewise.
+	(ld_so_xfer_auxv): Likewise.
+	(memory_xfer_auxv): Likewise.
+	* bfd-target.c (target_bfd_xfer_partial): Likewise.
+	* bsd-kvm.c (bsd_kvm_xfer_partial): Likewise.
+	* bsd-uthread.c (bsd_uthread_xfer_partial): Likewise.
+	* corelow.c (core_xfer_partial): Likewise.
+	* ctf.c (ctf_xfer_partial): Likewise.
+	* darwin-nat.c (darwin_read_write_inferior): Likewise.  Use
+	'%u'.
+	(darwin_read_dyld_info): Likewise.
+	(darwin_xfer_partial): Likewise.
+	* exec.c (section_table_xfer_memory_partial): Likewise.
+	(exec_xfer_partial): Likewise.
+	* exec.h (section_table_xfer_memory_partial): Update
+	declaration.
+	* gnu-nat.c (gnu_xfer_memory): Likewise.  Call pulongest
+	instead of plongest.
+	(gnu_xfer_partial): Likewise.
+	* ia64-hpux-nat.c (ia64_hpux_xfer_memory): Likewise.
+	(ia64_hpux_xfer_solib_got): Likewise.
+	(ia64_hpux_xfer_partial): Likewise.
+	* ia64-linux-nat.c (ia64_linux_xfer_partial):
+	* inf-ptrace.c (inf_ptrace_xfer_partial):
+	* inf-ttrace.c (inf_ttrace_xfer_partial):
+	* linux-nat.c (linux_xfer_siginfo): Likewise.
+	(linux_nat_xfer_partial): Likewise.
+	(spu_enumerate_spu_ids, linux_proc_xfer_spu): Likewise.
+	(linux_nat_xfer_osdata, linux_xfer_partial): Likewise.
+	* monitor.c (monitor_xfer_memory): Likewise.
+	(monitor_xfer_partial): Likewise.
+	* procfs.c (procfs_xfer_partial): Likewise.
+	* record-full.c (record_full_xfer_partial): Likewise.
+	(record_full_core_xfer_partial): Likewise.
+	* remote-sim.c (gdbsim_xfer_memory): Likewise.  Call pulongest
+	instead of plongest.
+	(gdbsim_xfer_partial): Likewise.
+	* remote.c (remote_xfer_partial): Likewise.
+	* rs6000-aix-tdep.c (rs6000_aix_ld_info_to_xml): Likewise.
+	* rs6000-aix-tdep.h (rs6000_aix_ld_info_to_xml): Update
+	declaration.
+	* rs6000-nat.c (rs6000_xfer_partial): Likewise.
+	(rs6000_xfer_shared_libraries): Likewise.
+	* sol-thread.c (sol_thread_xfer_partial): Likewise.
+	* sparc-nat.c (sparc_xfer_wcookie): Likewise.
+	(sparc_xfer_partial): Likewise.
+	* spu-linux-nat.c (spu_proc_xfer_spu): Likewise.
+	(spu_xfer_partial): Likewise.
+	* spu-multiarch.c (spu_xfer_partial): Likewise.
+	* target.c (target_read_live_memory): Likewise.
+	(memory_xfer_live_readonly_partial): Likewise.
+	(memory_xfer_partial, memory_xfer_partial_1): Likewise.
+	(target_xfer_partial, default_xfer_partial): Likewise.
+	(current_xfer_partial): Likewise.
+	* tracepoint.c (tfile_xfer_partial): Likewise.
+	* windows-nat.c (windows_xfer_memory): Likewise.  Call
+	pulongest instead of plongest.
+	(windows_xfer_partial): Likewise.
+	(windows_xfer_shared_libraries): Likewise.
+
+2014-01-14  Yao Qi  <yao@codesourcery.com>
+
 	* rs6000-nat.c (rs6000_xfer_shared_libraries): Use
 	target_xfer_partial_ftype.
 
diff --git a/gdb/aix-thread.c b/gdb/aix-thread.c
index 20c78728659..d6f9f7b742f 100644
--- a/gdb/aix-thread.c
+++ b/gdb/aix-thread.c
@@ -1686,7 +1686,7 @@ static LONGEST
 aix_thread_xfer_partial (struct target_ops *ops, enum target_object object,
 			 const char *annex, gdb_byte *readbuf,
 			 const gdb_byte *writebuf,
-			 ULONGEST offset, LONGEST len)
+			 ULONGEST offset, ULONGEST len)
 {
   struct cleanup *old_chain = save_inferior_ptid ();
   LONGEST xfer;
diff --git a/gdb/auxv.c b/gdb/auxv.c
index 6223de26824..dacad10412d 100644
--- a/gdb/auxv.c
+++ b/gdb/auxv.c
@@ -42,7 +42,7 @@ static LONGEST
 procfs_xfer_auxv (gdb_byte *readbuf,
 		  const gdb_byte *writebuf,
 		  ULONGEST offset,
-		  LONGEST len)
+		  ULONGEST len)
 {
   char *pathname;
   int fd;
@@ -73,7 +73,7 @@ static LONGEST
 ld_so_xfer_auxv (gdb_byte *readbuf,
 		 const gdb_byte *writebuf,
 		 ULONGEST offset,
-		 LONGEST len)
+		 ULONGEST len)
 {
   struct minimal_symbol *msym;
   CORE_ADDR data_address, pointer_address;
@@ -209,7 +209,7 @@ memory_xfer_auxv (struct target_ops *ops,
 		  gdb_byte *readbuf,
 		  const gdb_byte *writebuf,
 		  ULONGEST offset,
-		  LONGEST len)
+		  ULONGEST len)
 {
   gdb_assert (object == TARGET_OBJECT_AUXV);
   gdb_assert (readbuf || writebuf);
diff --git a/gdb/bfd-target.c b/gdb/bfd-target.c
index 559ca635f41..657de357d5f 100644
--- a/gdb/bfd-target.c
+++ b/gdb/bfd-target.c
@@ -41,7 +41,7 @@ target_bfd_xfer_partial (struct target_ops *ops,
 			 enum target_object object,
 			 const char *annex, gdb_byte *readbuf,
 			 const gdb_byte *writebuf,
-			 ULONGEST offset, LONGEST len)
+			 ULONGEST offset, ULONGEST len)
 {
   switch (object)
     {
diff --git a/gdb/bsd-kvm.c b/gdb/bsd-kvm.c
index aade96edd0d..20d6a1c4d2a 100644
--- a/gdb/bsd-kvm.c
+++ b/gdb/bsd-kvm.c
@@ -134,7 +134,7 @@ static LONGEST
 bsd_kvm_xfer_partial (struct target_ops *ops, enum target_object object,
 		      const char *annex, gdb_byte *readbuf,
 		      const gdb_byte *writebuf,
-		      ULONGEST offset, LONGEST len)
+		      ULONGEST offset, ULONGEST len)
 {
   switch (object)
     {
diff --git a/gdb/bsd-uthread.c b/gdb/bsd-uthread.c
index af522fa4994..4683abfdde3 100644
--- a/gdb/bsd-uthread.c
+++ b/gdb/bsd-uthread.c
@@ -338,7 +338,7 @@ static LONGEST
 bsd_uthread_xfer_partial (struct target_ops *ops, enum target_object object,
 			  const char *annex, gdb_byte *readbuf,
 			  const gdb_byte *writebuf,
-			  ULONGEST offset, LONGEST len)
+			  ULONGEST offset, ULONGEST len)
 {
   gdb_assert (ops->beneath->to_xfer_partial);
   return ops->beneath->to_xfer_partial (ops->beneath, object, annex, readbuf,
diff --git a/gdb/corelow.c b/gdb/corelow.c
index 8b20d3f5a08..6f59d314599 100644
--- a/gdb/corelow.c
+++ b/gdb/corelow.c
@@ -676,7 +676,7 @@ static LONGEST
 core_xfer_partial (struct target_ops *ops, enum target_object object,
 		   const char *annex, gdb_byte *readbuf,
 		   const gdb_byte *writebuf, ULONGEST offset,
-		   LONGEST len)
+		   ULONGEST len)
 {
   switch (object)
     {
diff --git a/gdb/ctf.c b/gdb/ctf.c
index f4aa65782bb..a22937f0965 100644
--- a/gdb/ctf.c
+++ b/gdb/ctf.c
@@ -1349,7 +1349,7 @@ static LONGEST
 ctf_xfer_partial (struct target_ops *ops, enum target_object object,
 		  const char *annex, gdb_byte *readbuf,
 		  const gdb_byte *writebuf, ULONGEST offset,
-		  LONGEST len)
+		  ULONGEST len)
 {
   /* We're only doing regular memory for now.  */
   if (object != TARGET_OBJECT_MEMORY)
diff --git a/gdb/darwin-nat.c b/gdb/darwin-nat.c
index f0935a6a53f..53622ce9e79 100644
--- a/gdb/darwin-nat.c
+++ b/gdb/darwin-nat.c
@@ -1760,7 +1760,7 @@ darwin_thread_alive (struct target_ops *ops, ptid_t ptid)
 static int
 darwin_read_write_inferior (task_t task, CORE_ADDR addr,
 			    gdb_byte *rdaddr, const gdb_byte *wraddr,
-			    int length)
+			    ULONGEST length)
 {
   kern_return_t kret;
   mach_vm_address_t offset = addr & (mach_page_size - 1);
@@ -1772,8 +1772,8 @@ darwin_read_write_inferior (task_t task, CORE_ADDR addr,
   mach_vm_address_t region_address;
   mach_vm_size_t region_length;
 
-  inferior_debug (8, _("darwin_read_write_inferior(task=0x%x, %s, len=%d)\n"),
-		  task, core_addr_to_string (addr), length);
+  inferior_debug (8, _("darwin_read_write_inferior(task=0x%x, %s, len=%s)\n"),
+		  task, core_addr_to_string (addr), pulongest (length));
 
   /* Get memory from inferior with page aligned addresses.  */
   kret = mach_vm_read (task, low_address, aligned_length,
@@ -1894,7 +1894,7 @@ out:
 /* This is not available in Darwin 9.  */
 static int
 darwin_read_dyld_info (task_t task, CORE_ADDR addr, gdb_byte *rdaddr,
-		       int length)
+		       ULONGEST length)
 {
   struct task_dyld_info task_dyld_info;
   mach_msg_type_number_t count = TASK_DYLD_INFO_COUNT;
@@ -1922,13 +1922,13 @@ static LONGEST
 darwin_xfer_partial (struct target_ops *ops,
 		     enum target_object object, const char *annex,
 		     gdb_byte *readbuf, const gdb_byte *writebuf,
-		     ULONGEST offset, LONGEST len)
+		     ULONGEST offset, ULONGEST len)
 {
   struct inferior *inf = current_inferior ();
 
   inferior_debug
-    (8, _("darwin_xfer_partial(%s, %d, rbuf=%s, wbuf=%s) pid=%u\n"),
-     core_addr_to_string (offset), (int)len,
+    (8, _("darwin_xfer_partial(%s, %s, rbuf=%s, wbuf=%s) pid=%u\n"),
+     core_addr_to_string (offset), pulongest (len),
      host_address_to_string (readbuf), host_address_to_string (writebuf),
      inf->pid);
 
diff --git a/gdb/exec.c b/gdb/exec.c
index 2d2949ff196..809a0b2f8fe 100644
--- a/gdb/exec.c
+++ b/gdb/exec.c
@@ -568,7 +568,7 @@ section_table_available_memory (VEC(mem_range_s) *memory,
 
 int
 section_table_xfer_memory_partial (gdb_byte *readbuf, const gdb_byte *writebuf,
-				   ULONGEST offset, LONGEST len,
+				   ULONGEST offset, ULONGEST len,
 				   struct target_section *sections,
 				   struct target_section *sections_end,
 				   const char *section_name)
@@ -578,7 +578,7 @@ section_table_xfer_memory_partial (gdb_byte *readbuf, const gdb_byte *writebuf,
   ULONGEST memaddr = offset;
   ULONGEST memend = memaddr + len;
 
-  if (len <= 0)
+  if (len == 0)
     internal_error (__FILE__, __LINE__,
 		    _("failed internal consistency check"));
 
@@ -639,7 +639,7 @@ static LONGEST
 exec_xfer_partial (struct target_ops *ops, enum target_object object,
 		   const char *annex, gdb_byte *readbuf,
 		   const gdb_byte *writebuf,
-		   ULONGEST offset, LONGEST len)
+		   ULONGEST offset, ULONGEST len)
 {
   struct target_section_table *table = target_get_section_table (ops);
 
diff --git a/gdb/exec.h b/gdb/exec.h
index 4c9d624a8be..dbe5ea7b7a7 100644
--- a/gdb/exec.h
+++ b/gdb/exec.h
@@ -75,7 +75,7 @@ extern VEC(mem_range_s) *
    One, and only one, of readbuf or writebuf must be non-NULL.  */
 
 extern int section_table_xfer_memory_partial (gdb_byte *, const gdb_byte *,
-					      ULONGEST, LONGEST,
+					      ULONGEST, ULONGEST,
 					      struct target_section *,
 					      struct target_section *,
 					      const char *);
diff --git a/gdb/gnu-nat.c b/gdb/gnu-nat.c
index 3da27d3f68f..ca61c11306a 100644
--- a/gdb/gnu-nat.c
+++ b/gdb/gnu-nat.c
@@ -2477,7 +2477,7 @@ out:
 
 static LONGEST
 gnu_xfer_memory (gdb_byte *readbuf, const gdb_byte *writebuf,
-		 CORE_ADDR memaddr, LONGEST len)
+		 CORE_ADDR memaddr, ULONGEST len)
 {
   task_t task = (gnu_current_inf
 		 ? (gnu_current_inf->task
@@ -2491,14 +2491,14 @@ gnu_xfer_memory (gdb_byte *readbuf, const gdb_byte *writebuf,
   if (writebuf != NULL)
     {
       inf_debug (gnu_current_inf, "writing %s[%s] <-- %s",
-		 paddress (target_gdbarch (), memaddr), plongest (len),
+		 paddress (target_gdbarch (), memaddr), pulongest (len),
 		 host_address_to_string (writebuf));
       res = gnu_write_inferior (task, memaddr, writebuf, len);
     }
   else
     {
       inf_debug (gnu_current_inf, "reading %s[%s] --> %s",
-		 paddress (target_gdbarch (), memaddr), plongest (len),
+		 paddress (target_gdbarch (), memaddr), pulongest (len),
 		 host_address_to_string (readbuf));
       res = gnu_read_inferior (task, memaddr, readbuf, len);
     }
@@ -2512,7 +2512,7 @@ gnu_xfer_memory (gdb_byte *readbuf, const gdb_byte *writebuf,
 static LONGEST
 gnu_xfer_partial (struct target_ops *ops, enum target_object object,
 		  const char *annex, gdb_byte *readbuf,
-		  const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		  const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   switch (object)
     {
diff --git a/gdb/ia64-hpux-nat.c b/gdb/ia64-hpux-nat.c
index fb760673660..2b0e88990fc 100644
--- a/gdb/ia64-hpux-nat.c
+++ b/gdb/ia64-hpux-nat.c
@@ -520,7 +520,7 @@ ia64_hpux_get_register_from_save_state_t (int regnum, int reg_size)
 static LONGEST
 ia64_hpux_xfer_memory (struct target_ops *ops, const char *annex,
 		       gdb_byte *readbuf, const gdb_byte *writebuf,
-		       CORE_ADDR addr, LONGEST len)
+		       CORE_ADDR addr, ULONGEST len)
 {
   CORE_ADDR bsp, bspstore;
   CORE_ADDR start_addr, short_len;
@@ -643,7 +643,7 @@ ia64_hpux_xfer_uregs (struct target_ops *ops, const char *annex,
 static LONGEST
 ia64_hpux_xfer_solib_got (struct target_ops *ops, const char *annex,
 			  gdb_byte *readbuf, const gdb_byte *writebuf,
-			  ULONGEST offset, LONGEST len)
+			  ULONGEST offset, ULONGEST len)
 {
   CORE_ADDR fun_addr;
   /* The linkage pointer.  We use a uint64_t to make sure that the size
@@ -673,7 +673,7 @@ ia64_hpux_xfer_solib_got (struct target_ops *ops, const char *annex,
 static LONGEST
 ia64_hpux_xfer_partial (struct target_ops *ops, enum target_object object,
 			const char *annex, gdb_byte *readbuf,
-			const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+			const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   LONGEST val;
 
diff --git a/gdb/ia64-linux-nat.c b/gdb/ia64-linux-nat.c
index af35829d76e..072c8fd90d2 100644
--- a/gdb/ia64-linux-nat.c
+++ b/gdb/ia64-linux-nat.c
@@ -840,7 +840,7 @@ ia64_linux_xfer_partial (struct target_ops *ops,
 			 enum target_object object,
 			 const char *annex,
 			 gdb_byte *readbuf, const gdb_byte *writebuf,
-			 ULONGEST offset, LONGEST len)
+			 ULONGEST offset, ULONGEST len)
 {
   if (object == TARGET_OBJECT_UNWIND_TABLE && writebuf == NULL && offset == 0)
     return syscall (__NR_getunwind, readbuf, len);
diff --git a/gdb/inf-ptrace.c b/gdb/inf-ptrace.c
index e0d198fbbfa..a64c8764ed1 100644
--- a/gdb/inf-ptrace.c
+++ b/gdb/inf-ptrace.c
@@ -463,7 +463,7 @@ static LONGEST
 inf_ptrace_xfer_partial (struct target_ops *ops, enum target_object object,
 			 const char *annex, gdb_byte *readbuf,
 			 const gdb_byte *writebuf,
-			 ULONGEST offset, LONGEST len)
+			 ULONGEST offset, ULONGEST len)
 {
   pid_t pid = ptid_get_pid (inferior_ptid);
 
diff --git a/gdb/inf-ttrace.c b/gdb/inf-ttrace.c
index fbc7ed3193f..ea76153c6ec 100644
--- a/gdb/inf-ttrace.c
+++ b/gdb/inf-ttrace.c
@@ -1226,7 +1226,7 @@ static LONGEST
 inf_ttrace_xfer_partial (struct target_ops *ops, enum target_object object,
 			 const char *annex, gdb_byte *readbuf,
 			 const gdb_byte *writebuf,
-			 ULONGEST offset, LONGEST len)
+			 ULONGEST offset, ULONGEST len)
 {
   switch (object)
     {
diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c
index 4dfb3ff2801..2371ad4db37 100644
--- a/gdb/linux-nat.c
+++ b/gdb/linux-nat.c
@@ -3865,7 +3865,7 @@ siginfo_fixup (siginfo_t *siginfo, gdb_byte *inf_siginfo, int direction)
 static LONGEST
 linux_xfer_siginfo (struct target_ops *ops, enum target_object object,
                     const char *annex, gdb_byte *readbuf,
-		    const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		    const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   int pid;
   siginfo_t siginfo;
@@ -3919,7 +3919,7 @@ static LONGEST
 linux_nat_xfer_partial (struct target_ops *ops, enum target_object object,
 			const char *annex, gdb_byte *readbuf,
 			const gdb_byte *writebuf,
-			ULONGEST offset, LONGEST len)
+			ULONGEST offset, ULONGEST len)
 {
   struct cleanup *old_chain;
   LONGEST xfer;
@@ -4155,7 +4155,7 @@ linux_proc_xfer_partial (struct target_ops *ops, enum target_object object,
 
 /* Enumerate spufs IDs for process PID.  */
 static LONGEST
-spu_enumerate_spu_ids (int pid, gdb_byte *buf, ULONGEST offset, LONGEST len)
+spu_enumerate_spu_ids (int pid, gdb_byte *buf, ULONGEST offset, ULONGEST len)
 {
   enum bfd_endian byte_order = gdbarch_byte_order (target_gdbarch ());
   LONGEST pos = 0;
@@ -4209,7 +4209,7 @@ static LONGEST
 linux_proc_xfer_spu (struct target_ops *ops, enum target_object object,
 		     const char *annex, gdb_byte *readbuf,
 		     const gdb_byte *writebuf,
-		     ULONGEST offset, LONGEST len)
+		     ULONGEST offset, ULONGEST len)
 {
   char buf[128];
   int fd = 0;
@@ -4332,7 +4332,7 @@ linux_proc_pending_signals (int pid, sigset_t *pending,
 static LONGEST
 linux_nat_xfer_osdata (struct target_ops *ops, enum target_object object,
 		       const char *annex, gdb_byte *readbuf,
-		       const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		       const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   gdb_assert (object == TARGET_OBJECT_OSDATA);
 
@@ -4342,7 +4342,7 @@ linux_nat_xfer_osdata (struct target_ops *ops, enum target_object object,
 static LONGEST
 linux_xfer_partial (struct target_ops *ops, enum target_object object,
                     const char *annex, gdb_byte *readbuf,
-		    const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		    const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   LONGEST xfer;
 
diff --git a/gdb/monitor.c b/gdb/monitor.c
index c86f040b55c..94b3a75dd5d 100644
--- a/gdb/monitor.c
+++ b/gdb/monitor.c
@@ -2020,7 +2020,7 @@ monitor_read_memory (CORE_ADDR memaddr, gdb_byte *myaddr, int len)
 
 static LONGEST
 monitor_xfer_memory (gdb_byte *readbuf, const gdb_byte *writebuf,
-		     ULONGEST memaddr, LONGEST len)
+		     ULONGEST memaddr, ULONGEST len)
 {
   int res;
 
@@ -2046,7 +2046,7 @@ monitor_xfer_memory (gdb_byte *readbuf, const gdb_byte *writebuf,
 static LONGEST
 monitor_xfer_partial (struct target_ops *ops, enum target_object object,
 		      const char *annex, gdb_byte *readbuf,
-		      const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		      const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   switch (object)
     {
diff --git a/gdb/procfs.c b/gdb/procfs.c
index 4fa520a2851..0ed788e5247 100644
--- a/gdb/procfs.c
+++ b/gdb/procfs.c
@@ -3976,7 +3976,7 @@ wait_again:
 static LONGEST
 procfs_xfer_partial (struct target_ops *ops, enum target_object object,
 		     const char *annex, gdb_byte *readbuf,
-		     const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		     const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   switch (object)
     {
diff --git a/gdb/record-full.c b/gdb/record-full.c
index 3fb77ef422a..a9fc018ff0f 100644
--- a/gdb/record-full.c
+++ b/gdb/record-full.c
@@ -1627,7 +1627,7 @@ static LONGEST
 record_full_xfer_partial (struct target_ops *ops, enum target_object object,
 			  const char *annex, gdb_byte *readbuf,
 			  const gdb_byte *writebuf, ULONGEST offset,
-			  LONGEST len)
+			  ULONGEST len)
 {
   if (!record_full_gdb_operation_disable
       && (object == TARGET_OBJECT_MEMORY
@@ -2160,7 +2160,7 @@ record_full_core_xfer_partial (struct target_ops *ops,
 			       enum target_object object,
 			       const char *annex, gdb_byte *readbuf,
 			       const gdb_byte *writebuf, ULONGEST offset,
-			       LONGEST len)
+			       ULONGEST len)
 {
   if (object == TARGET_OBJECT_MEMORY)
     {
diff --git a/gdb/remote-sim.c b/gdb/remote-sim.c
index 72637272923..fbb8fb6ba34 100644
--- a/gdb/remote-sim.c
+++ b/gdb/remote-sim.c
@@ -1063,10 +1063,11 @@ gdbsim_prepare_to_store (struct regcache *regcache)
 static LONGEST
 gdbsim_xfer_memory (struct target_ops *target,
 		    gdb_byte *readbuf, const gdb_byte *writebuf,
-		    ULONGEST memaddr, LONGEST len)
+		    ULONGEST memaddr, ULONGEST len)
 {
   struct sim_inferior_data *sim_data
     = get_sim_inferior_data (current_inferior (), SIM_INSTANCE_NOT_NEEDED);
+  int l;
 
   /* If this target doesn't have memory yet, return 0 causing the
      request to be passed to a lower target, hopefully an exec
@@ -1092,21 +1093,21 @@ gdbsim_xfer_memory (struct target_ops *target,
 			host_address_to_string (readbuf),
 			host_address_to_string (writebuf),
 			paddress (target_gdbarch (), memaddr),
-			plongest (len));
+			pulongest (len));
 
   if (writebuf)
     {
       if (remote_debug && len > 0)
 	dump_mem (writebuf, len);
-      len = sim_write (sim_data->gdbsim_desc, memaddr, writebuf, len);
+      l = sim_write (sim_data->gdbsim_desc, memaddr, writebuf, len);
     }
   else
     {
-      len = sim_read (sim_data->gdbsim_desc, memaddr, readbuf, len);
+      l = sim_read (sim_data->gdbsim_desc, memaddr, readbuf, len);
       if (remote_debug && len > 0)
 	dump_mem (readbuf, len);
     }
-  return len;
+  return l;
 }
 
 /* Target to_xfer_partial implementation.  */
@@ -1114,7 +1115,7 @@ gdbsim_xfer_memory (struct target_ops *target,
 static LONGEST
 gdbsim_xfer_partial (struct target_ops *ops, enum target_object object,
 		     const char *annex, gdb_byte *readbuf,
-		     const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		     const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   switch (object)
     {
diff --git a/gdb/remote.c b/gdb/remote.c
index 6560918e3ac..563f7b7f2eb 100644
--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -8862,7 +8862,7 @@ remote_read_qxfer (struct target_ops *ops, const char *object_name,
 static LONGEST
 remote_xfer_partial (struct target_ops *ops, enum target_object object,
 		     const char *annex, gdb_byte *readbuf,
-		     const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		     const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   struct remote_state *rs;
   int i;
diff --git a/gdb/rs6000-aix-tdep.c b/gdb/rs6000-aix-tdep.c
index b6bb3edb0b0..ed13859fc81 100644
--- a/gdb/rs6000-aix-tdep.c
+++ b/gdb/rs6000-aix-tdep.c
@@ -967,7 +967,7 @@ rs6000_aix_shared_library_to_xml (struct ld_info *ldi,
 
 LONGEST
 rs6000_aix_ld_info_to_xml (struct gdbarch *gdbarch, const gdb_byte *ldi_buf,
-			   gdb_byte *readbuf, ULONGEST offset, LONGEST len,
+			   gdb_byte *readbuf, ULONGEST offset, ULONGEST len,
 			   int close_ldinfo_fd)
 {
   struct obstack obstack;
diff --git a/gdb/rs6000-aix-tdep.h b/gdb/rs6000-aix-tdep.h
index c856b421a8e..76765f11d8c 100644
--- a/gdb/rs6000-aix-tdep.h
+++ b/gdb/rs6000-aix-tdep.h
@@ -22,7 +22,7 @@ extern LONGEST rs6000_aix_ld_info_to_xml (struct gdbarch *gdbarch,
 					  const gdb_byte *ldi_buf,
 					  gdb_byte *readbuf,
 					  ULONGEST offset,
-					  LONGEST len,
+					  ULONGEST len,
 					  int close_ldinfo_fd);
 
 #endif /* RS6000_AIX_TDEP_H */
diff --git a/gdb/rs6000-nat.c b/gdb/rs6000-nat.c
index da17b94d0bc..676edd9be5e 100644
--- a/gdb/rs6000-nat.c
+++ b/gdb/rs6000-nat.c
@@ -383,7 +383,7 @@ static LONGEST
 rs6000_xfer_partial (struct target_ops *ops, enum target_object object,
 		     const char *annex, gdb_byte *readbuf,
 		     const gdb_byte *writebuf,
-		     ULONGEST offset, LONGEST len)
+		     ULONGEST offset, ULONGEST len)
 {
   pid_t pid = ptid_get_pid (inferior_ptid);
   int arch64 = ARCH64 ();
@@ -686,7 +686,7 @@ static LONGEST
 rs6000_xfer_shared_libraries
   (struct target_ops *ops, enum target_object object,
    const char *annex, gdb_byte *readbuf, const gdb_byte *writebuf,
-   ULONGEST offset, LONGEST len)
+   ULONGEST offset, ULONGEST len)
 {
   gdb_byte *ldi_buf;
   ULONGEST result;
diff --git a/gdb/sol-thread.c b/gdb/sol-thread.c
index f1933495a0c..f39f8bb775c 100644
--- a/gdb/sol-thread.c
+++ b/gdb/sol-thread.c
@@ -546,7 +546,7 @@ static LONGEST
 sol_thread_xfer_partial (struct target_ops *ops, enum target_object object,
 			  const char *annex, gdb_byte *readbuf,
 			  const gdb_byte *writebuf,
-			 ULONGEST offset, LONGEST len)
+			 ULONGEST offset, ULONGEST len)
 {
   int retval;
   struct cleanup *old_chain;
diff --git a/gdb/sparc-nat.c b/gdb/sparc-nat.c
index ca4b3bba11a..2953c7c0c5b 100644
--- a/gdb/sparc-nat.c
+++ b/gdb/sparc-nat.c
@@ -261,7 +261,7 @@ sparc_store_inferior_registers (struct target_ops *ops,
 static LONGEST
 sparc_xfer_wcookie (struct target_ops *ops, enum target_object object,
 		    const char *annex, gdb_byte *readbuf,
-		    const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		    const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   unsigned long wcookie = 0;
   char *buf = (char *)&wcookie;
@@ -318,7 +318,7 @@ target_xfer_partial_ftype *inf_ptrace_xfer_partial;
 static LONGEST
 sparc_xfer_partial (struct target_ops *ops, enum target_object object,
 		    const char *annex, gdb_byte *readbuf,
-		    const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		    const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   if (object == TARGET_OBJECT_WCOOKIE)
     return sparc_xfer_wcookie (ops, object, annex, readbuf, writebuf, 
diff --git a/gdb/spu-linux-nat.c b/gdb/spu-linux-nat.c
index 4c62ec74574..784939be419 100644
--- a/gdb/spu-linux-nat.c
+++ b/gdb/spu-linux-nat.c
@@ -231,7 +231,7 @@ parse_spufs_run (int *fd, ULONGEST *addr)
 static LONGEST
 spu_proc_xfer_spu (const char *annex, gdb_byte *readbuf,
 		   const gdb_byte *writebuf,
-		   ULONGEST offset, LONGEST len)
+		   ULONGEST offset, ULONGEST len)
 {
   char buf[128];
   int fd = 0;
@@ -563,7 +563,7 @@ static LONGEST
 spu_xfer_partial (struct target_ops *ops,
 		  enum target_object object, const char *annex,
 		  gdb_byte *readbuf, const gdb_byte *writebuf,
-		  ULONGEST offset, LONGEST len)
+		  ULONGEST offset, ULONGEST len)
 {
   if (object == TARGET_OBJECT_SPU)
     return spu_proc_xfer_spu (annex, readbuf, writebuf, offset, len);
diff --git a/gdb/spu-multiarch.c b/gdb/spu-multiarch.c
index 9b6f0a6b8c3..11a566afcee 100644
--- a/gdb/spu-multiarch.c
+++ b/gdb/spu-multiarch.c
@@ -248,7 +248,7 @@ spu_store_registers (struct target_ops *ops,
 static LONGEST
 spu_xfer_partial (struct target_ops *ops, enum target_object object,
 		  const char *annex, gdb_byte *readbuf,
-		  const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		  const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   struct target_ops *ops_beneath = find_target_beneath (ops);
   while (ops_beneath && !ops_beneath->to_xfer_partial)
diff --git a/gdb/target.c b/gdb/target.c
index 42a8741e3a1..25002b3d347 100644
--- a/gdb/target.c
+++ b/gdb/target.c
@@ -1317,7 +1317,7 @@ target_section_by_addr (struct target_ops *target, CORE_ADDR addr)
 
 static LONGEST
 target_read_live_memory (enum target_object object,
-			 ULONGEST memaddr, gdb_byte *myaddr, LONGEST len)
+			 ULONGEST memaddr, gdb_byte *myaddr, ULONGEST len)
 {
   LONGEST ret;
   struct cleanup *cleanup;
@@ -1347,7 +1347,7 @@ static LONGEST
 memory_xfer_live_readonly_partial (struct target_ops *ops,
 				   enum target_object object,
 				   gdb_byte *readbuf, ULONGEST memaddr,
-				   LONGEST len)
+				   ULONGEST len)
 {
   struct target_section *secp;
   struct target_section_table *table;
@@ -1427,7 +1427,7 @@ raw_memory_xfer_partial (struct target_ops *ops, void *readbuf,
 static LONGEST
 memory_xfer_partial_1 (struct target_ops *ops, enum target_object object,
 		       void *readbuf, const void *writebuf, ULONGEST memaddr,
-		       LONGEST len)
+		       ULONGEST len)
 {
   LONGEST res;
   int reg_len;
@@ -1625,7 +1625,7 @@ memory_xfer_partial_1 (struct target_ops *ops, enum target_object object,
 static LONGEST
 memory_xfer_partial (struct target_ops *ops, enum target_object object,
 		     void *readbuf, const void *writebuf, ULONGEST memaddr,
-		     LONGEST len)
+		     ULONGEST len)
 {
   int res;
 
@@ -1690,7 +1690,7 @@ LONGEST
 target_xfer_partial (struct target_ops *ops,
 		     enum target_object object, const char *annex,
 		     gdb_byte *readbuf, const gdb_byte *writebuf,
-		     ULONGEST offset, LONGEST len)
+		     ULONGEST offset, ULONGEST len)
 {
   LONGEST retval;
 
@@ -1729,7 +1729,7 @@ target_xfer_partial (struct target_ops *ops,
 			  host_address_to_string (readbuf),
 			  host_address_to_string (writebuf),
 			  core_addr_to_string_nz (offset),
-			  plongest (len), plongest (retval));
+			  pulongest (len), plongest (retval));
 
       if (readbuf)
 	myaddr = readbuf;
@@ -1964,7 +1964,7 @@ show_trust_readonly (struct ui_file *file, int from_tty,
 static LONGEST
 default_xfer_partial (struct target_ops *ops, enum target_object object,
 		      const char *annex, gdb_byte *readbuf,
-		      const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		      const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   if (object == TARGET_OBJECT_MEMORY
       && ops->deprecated_xfer_memory != NULL)
@@ -2010,7 +2010,7 @@ default_xfer_partial (struct target_ops *ops, enum target_object object,
 static LONGEST
 current_xfer_partial (struct target_ops *ops, enum target_object object,
 		      const char *annex, gdb_byte *readbuf,
-		      const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		      const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   if (ops->beneath != NULL)
     return ops->beneath->to_xfer_partial (ops->beneath, object, annex,
diff --git a/gdb/target.h b/gdb/target.h
index ab985e4f9fa..9a39839f428 100644
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -245,7 +245,7 @@ typedef LONGEST
 			     gdb_byte *readbuf,
 			     const gdb_byte *writebuf,
 			     ULONGEST offset,
-			     LONGEST len);
+			     ULONGEST len);
 
 /* Request that OPS transfer up to LEN 8-bit bytes of the target's
    OBJECT.  The OFFSET, for a seekable object, specifies the
@@ -537,7 +537,7 @@ struct target_ops
     LONGEST (*to_xfer_partial) (struct target_ops *ops,
 				enum target_object object, const char *annex,
 				gdb_byte *readbuf, const gdb_byte *writebuf,
-				ULONGEST offset, LONGEST len);
+				ULONGEST offset, ULONGEST len);
 
     /* Returns the memory map for the target.  A return value of NULL
        means that no memory map is available.  If a memory address
diff --git a/gdb/tracepoint.c b/gdb/tracepoint.c
index 4b472820e51..f3b9bfca687 100644
--- a/gdb/tracepoint.c
+++ b/gdb/tracepoint.c
@@ -5104,7 +5104,7 @@ tfile_fetch_registers (struct target_ops *ops,
 static LONGEST
 tfile_xfer_partial (struct target_ops *ops, enum target_object object,
 		    const char *annex, gdb_byte *readbuf,
-		    const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		    const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   /* We're only doing regular memory for now.  */
   if (object != TARGET_OBJECT_MEMORY)
diff --git a/gdb/windows-nat.c b/gdb/windows-nat.c
index b42e5df1557..e8544acfda2 100644
--- a/gdb/windows-nat.c
+++ b/gdb/windows-nat.c
@@ -2415,7 +2415,7 @@ windows_stop (ptid_t ptid)
 
 static LONGEST
 windows_xfer_memory (gdb_byte *readbuf, const gdb_byte *writebuf,
-		     ULONGEST memaddr, LONGEST len)
+		     ULONGEST memaddr, ULONGEST len)
 {
   SIZE_T done = 0;
   BOOL success;
@@ -2424,7 +2424,7 @@ windows_xfer_memory (gdb_byte *readbuf, const gdb_byte *writebuf,
   if (writebuf != NULL)
     {
       DEBUG_MEM (("gdb: write target memory, %s bytes at %s\n",
-		  plongest (len), core_addr_to_string (memaddr)));
+		  pulongest (len), core_addr_to_string (memaddr)));
       success = WriteProcessMemory (current_process_handle,
 				    (LPVOID) (uintptr_t) memaddr, writebuf,
 				    len, &done);
@@ -2436,7 +2436,7 @@ windows_xfer_memory (gdb_byte *readbuf, const gdb_byte *writebuf,
   else
     {
       DEBUG_MEM (("gdb: read target memory, %s bytes at %s\n",
-		  plongest (len), core_addr_to_string (memaddr)));
+		  pulongest (len), core_addr_to_string (memaddr)));
       success = ReadProcessMemory (current_process_handle,
 				   (LPCVOID) (uintptr_t) memaddr, readbuf,
 				   len, &done);
@@ -2506,7 +2506,7 @@ static LONGEST
 windows_xfer_shared_libraries (struct target_ops *ops,
 			     enum target_object object, const char *annex,
 			     gdb_byte *readbuf, const gdb_byte *writebuf,
-			     ULONGEST offset, LONGEST len)
+			     ULONGEST offset, ULONGEST len)
 {
   struct obstack obstack;
   const char *buf;
@@ -2542,7 +2542,7 @@ windows_xfer_shared_libraries (struct target_ops *ops,
 static LONGEST
 windows_xfer_partial (struct target_ops *ops, enum target_object object,
 		    const char *annex, gdb_byte *readbuf,
-		    const gdb_byte *writebuf, ULONGEST offset, LONGEST len)
+		    const gdb_byte *writebuf, ULONGEST offset, ULONGEST len)
 {
   switch (object)
     {