FreeChainXenon/binutils-gdb
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2002-04-09 Daniel Jacobowitz <drow@mvista.com>

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* linux-low.c (linux_look_up_symbols): New hook.
        (linux_target_ops): Add linux_look_up_symbols.
        * remote-utils.c (decode_address): New function.
        (look_up_one_symbol): New function.
        * server.c (handle_query): Call target look_up_symbols hook.
        * server.h (look_up_one_symbol): Add prototype.
        * target.h (struct target_ops): Add look_up_symbols hook.
This commit is contained in:
Daniel Jacobowitz 2002-04-09 23:52:06 +00:00
parent d64b884136
commit 2f2893d916
6 changed files with 85 additions and 7 deletions
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56
gdb/gdbserver/remote-utils.c
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@ -205,6 +205,23 @@ unhexify (char *bin, const char *hex, int count)
return i;
}
static void
decode_address (CORE_ADDR *addrp, const char *start, int len)
{
CORE_ADDR addr;
char ch;
int i;
addr = 0;
for (i = 0; i < len; i++)
{
ch = start[i];
addr = addr << 4;
addr = addr | (fromhex (ch) & 0x0f);
}
*addrp = addr;
}
/* Convert number NIB to a hex digit. */
static int
@ -581,3 +598,42 @@ decode_M_packet (char *from, CORE_ADDR *mem_addr_ptr, unsigned int *len_ptr,
convert_ascii_to_int (&from[i++], to, *len_ptr);
}
int
look_up_one_symbol (const char *name, CORE_ADDR *addrp)
{
char own_buf[266], *p, *q;
int len;
/* Send the request. */
strcpy (own_buf, "qSymbol:");
hexify (own_buf + strlen ("qSymbol:"), name, strlen (name));
if (putpkt (own_buf) < 0)
return -1;
/* FIXME: Eventually add buffer overflow checking (to getpkt?) */
len = getpkt (own_buf);
if (len < 0)
return -1;
if (strncmp (own_buf, "qSymbol:", strlen ("qSymbol:")) != 0)
{
/* Malformed response. */
if (remote_debug)
fprintf (stderr, "Malformed response to qSymbol, ignoring.\n");
return -1;
}
p = own_buf + strlen ("qSymbol:");
q = p;
while (*q && *q != ':')
q++;
/* Make sure we found a value for the symbol. */
if (p == q || *q == '\0')
return 0;
decode_address (addrp, p, q - p);
return 1;
}