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winedbg: Remove some redundant length arguments. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2018-11-19 15:24:10 +01:00
parent b5f179655c
commit a4fbe12f97
1 changed files with 40 additions and 56 deletions
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96
programs/winedbg/gdbproxy.c
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@ -733,27 +733,18 @@ static void packet_reply_val(struct gdb_context* gdbctx, unsigned long val, int
} }
} }
static inline void packet_reply_add(struct gdb_context* gdbctx, const char* str, int len) static inline void packet_reply_add(struct gdb_context* gdbctx, const char* str)
{ {
int len = strlen(str);
packet_reply_grow(gdbctx, len); packet_reply_grow(gdbctx, len);
memcpy(&gdbctx->out_buf[gdbctx->out_len], str, len); memcpy(&gdbctx->out_buf[gdbctx->out_len], str, len);
gdbctx->out_len += len; gdbctx->out_len += len;
} }
static inline void packet_reply_cat(struct gdb_context* gdbctx, const char* str)
{
packet_reply_add(gdbctx, str, strlen(str));
}
static inline void packet_reply_catc(struct gdb_context* gdbctx, char ch)
{
packet_reply_add(gdbctx, &ch, 1);
}
static void packet_reply_open(struct gdb_context* gdbctx) static void packet_reply_open(struct gdb_context* gdbctx)
{ {
assert(gdbctx->out_curr_packet == -1); assert(gdbctx->out_curr_packet == -1);
packet_reply_catc(gdbctx, '$'); packet_reply_add(gdbctx, "$");
gdbctx->out_curr_packet = gdbctx->out_len; gdbctx->out_curr_packet = gdbctx->out_len;
} }
@ -763,20 +754,19 @@ static void packet_reply_close(struct gdb_context* gdbctx)
int plen; int plen;
plen = gdbctx->out_len - gdbctx->out_curr_packet; plen = gdbctx->out_len - gdbctx->out_curr_packet;
packet_reply_catc(gdbctx, '#'); packet_reply_add(gdbctx, "#");
cksum = checksum(&gdbctx->out_buf[gdbctx->out_curr_packet], plen); cksum = checksum(&gdbctx->out_buf[gdbctx->out_curr_packet], plen);
packet_reply_hex_to(gdbctx, &cksum, 1); packet_reply_hex_to(gdbctx, &cksum, 1);
gdbctx->out_curr_packet = -1; gdbctx->out_curr_packet = -1;
} }
static enum packet_return packet_reply(struct gdb_context* gdbctx, const char* packet, int len) static enum packet_return packet_reply(struct gdb_context* gdbctx, const char* packet)
{ {
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
if (len == -1) len = strlen(packet); assert(strchr(packet, '$') == NULL && strchr(packet, '#') == NULL);
assert(memchr(packet, '$', len) == NULL && memchr(packet, '#', len) == NULL);
packet_reply_add(gdbctx, packet, len); packet_reply_add(gdbctx, packet);
packet_reply_close(gdbctx); packet_reply_close(gdbctx);
@ -787,7 +777,7 @@ static enum packet_return packet_reply_error(struct gdb_context* gdbctx, int err
{ {
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_add(gdbctx, "E", 1); packet_reply_add(gdbctx, "E");
packet_reply_val(gdbctx, error, 1); packet_reply_val(gdbctx, error, 1);
packet_reply_close(gdbctx); packet_reply_close(gdbctx);
@ -832,12 +822,12 @@ static enum packet_return packet_reply_status(struct gdb_context* gdbctx)
unsigned char sig; unsigned char sig;
unsigned i; unsigned i;
packet_reply_catc(gdbctx, 'T'); packet_reply_add(gdbctx, "T");
sig = gdbctx->last_sig; sig = gdbctx->last_sig;
packet_reply_val(gdbctx, sig, 1); packet_reply_val(gdbctx, sig, 1);
packet_reply_add(gdbctx, "thread:", 7); packet_reply_add(gdbctx, "thread:");
packet_reply_val(gdbctx, dbg_curr_thread->tid, 4); packet_reply_val(gdbctx, dbg_curr_thread->tid, 4);
packet_reply_catc(gdbctx, ';'); packet_reply_add(gdbctx, ";");
for (i = 0; i < gdbctx->process->be_cpu->gdb_num_regs; i++) for (i = 0; i < gdbctx->process->be_cpu->gdb_num_regs; i++)
{ {
@ -845,9 +835,9 @@ static enum packet_return packet_reply_status(struct gdb_context* gdbctx)
* unneeded, but not harmful * unneeded, but not harmful
*/ */
packet_reply_val(gdbctx, i, 1); packet_reply_val(gdbctx, i, 1);
packet_reply_catc(gdbctx, ':'); packet_reply_add(gdbctx, ":");
packet_reply_register_hex_to(gdbctx, i); packet_reply_register_hex_to(gdbctx, i);
packet_reply_catc(gdbctx, ';'); packet_reply_add(gdbctx, ";");
} }
} }
else else
@ -855,7 +845,7 @@ static enum packet_return packet_reply_status(struct gdb_context* gdbctx)
/* Try to put an exit code /* Try to put an exit code
* Cannot use GetExitCodeProcess, wouldn't fit in a 8 bit value, so * Cannot use GetExitCodeProcess, wouldn't fit in a 8 bit value, so
* just indicate the end of process and exit */ * just indicate the end of process and exit */
packet_reply_add(gdbctx, "W00", 3); packet_reply_add(gdbctx, "W00");
/*if (!gdbctx->extended)*/ ret |= packet_last_f; /*if (!gdbctx->extended)*/ ret |= packet_last_f;
} }
@ -923,12 +913,12 @@ static enum packet_return packet_verbose_cont(struct gdb_context* gdbctx)
The vCont packet is not supported. (this didn't seem to be obeyed!) The vCont packet is not supported. (this didn't seem to be obeyed!)
*/ */
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_add(gdbctx, "vCont", 5); packet_reply_add(gdbctx, "vCont");
/* add all the supported actions to the reply (all of them for now) */ /* add all the supported actions to the reply (all of them for now) */
packet_reply_add(gdbctx, ";c", 2); packet_reply_add(gdbctx, ";c");
packet_reply_add(gdbctx, ";C", 2); packet_reply_add(gdbctx, ";C");
packet_reply_add(gdbctx, ";s", 2); packet_reply_add(gdbctx, ";s");
packet_reply_add(gdbctx, ";S", 2); packet_reply_add(gdbctx, ";S");
packet_reply_close(gdbctx); packet_reply_close(gdbctx);
return packet_done; return packet_done;
} }
@ -1358,7 +1348,7 @@ static void packet_query_monitor_wnd_helper(struct gdb_context* gdbctx, HWND hWn
strcpy(wndName, "-- Empty --"); strcpy(wndName, "-- Empty --");
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_catc(gdbctx, 'O'); packet_reply_add(gdbctx, "O");
snprintf(buffer, sizeof(buffer), snprintf(buffer, sizeof(buffer),
"%*s%04lx%*s%-17.17s %08x %0*lx %.14s\n", "%*s%04lx%*s%-17.17s %08x %0*lx %.14s\n",
indent, "", (ULONG_PTR)hWnd, 13 - indent, "", indent, "", (ULONG_PTR)hWnd, 13 - indent, "",
@ -1380,7 +1370,7 @@ static void packet_query_monitor_wnd(struct gdb_context* gdbctx, int len, const
/* we do the output in several 'O' packets, with the last one being just OK for /* we do the output in several 'O' packets, with the last one being just OK for
* marking the end of the output */ * marking the end of the output */
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_catc(gdbctx, 'O'); packet_reply_add(gdbctx, "O");
snprintf(buffer, sizeof(buffer), snprintf(buffer, sizeof(buffer),
"%-16.16s %-17.17s %-8.8s %s\n", "%-16.16s %-17.17s %-8.8s %s\n",
"hwnd", "Class Name", " Style", " WndProc Text"); "hwnd", "Class Name", " Style", " WndProc Text");
@ -1389,7 +1379,7 @@ static void packet_query_monitor_wnd(struct gdb_context* gdbctx, int len, const
/* FIXME: could also add a pmt to this command in str... */ /* FIXME: could also add a pmt to this command in str... */
packet_query_monitor_wnd_helper(gdbctx, GetDesktopWindow(), 0); packet_query_monitor_wnd_helper(gdbctx, GetDesktopWindow(), 0);
packet_reply(gdbctx, "OK", 2); packet_reply(gdbctx, "OK");
} }
static void packet_query_monitor_process(struct gdb_context* gdbctx, int len, const char* str) static void packet_query_monitor_process(struct gdb_context* gdbctx, int len, const char* str)
@ -1410,7 +1400,7 @@ static void packet_query_monitor_process(struct gdb_context* gdbctx, int len, co
* marking the end of the output */ * marking the end of the output */
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_catc(gdbctx, 'O'); packet_reply_add(gdbctx, "O");
snprintf(buffer, sizeof(buffer), snprintf(buffer, sizeof(buffer),
" %-8.8s %-8.8s %-8.8s %s\n", " %-8.8s %-8.8s %-8.8s %s\n",
"pid", "threads", "parent", "executable"); "pid", "threads", "parent", "executable");
@ -1422,7 +1412,7 @@ static void packet_query_monitor_process(struct gdb_context* gdbctx, int len, co
deco = ' '; deco = ' ';
if (entry.th32ProcessID == gdbctx->process->pid) deco = '>'; if (entry.th32ProcessID == gdbctx->process->pid) deco = '>';
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_catc(gdbctx, 'O'); packet_reply_add(gdbctx, "O");
snprintf(buffer, sizeof(buffer), snprintf(buffer, sizeof(buffer),
"%c%08x %-8d %08x '%s'\n", "%c%08x %-8d %08x '%s'\n",
deco, entry.th32ProcessID, entry.cntThreads, deco, entry.th32ProcessID, entry.cntThreads,
@ -1432,7 +1422,7 @@ static void packet_query_monitor_process(struct gdb_context* gdbctx, int len, co
ok = Process32Next(snap, &entry); ok = Process32Next(snap, &entry);
} }
CloseHandle(snap); CloseHandle(snap);
packet_reply(gdbctx, "OK", 2); packet_reply(gdbctx, "OK");
} }
static void packet_query_monitor_mem(struct gdb_context* gdbctx, int len, const char* str) static void packet_query_monitor_mem(struct gdb_context* gdbctx, int len, const char* str)
@ -1447,7 +1437,7 @@ static void packet_query_monitor_mem(struct gdb_context* gdbctx, int len, const
/* we do the output in several 'O' packets, with the last one being just OK for /* we do the output in several 'O' packets, with the last one being just OK for
* marking the end of the output */ * marking the end of the output */
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_catc(gdbctx, 'O'); packet_reply_add(gdbctx, "O");
packet_reply_hex_to_str(gdbctx, "Address Size State Type RWX\n"); packet_reply_hex_to_str(gdbctx, "Address Size State Type RWX\n");
packet_reply_close(gdbctx); packet_reply_close(gdbctx);
@ -1490,7 +1480,7 @@ static void packet_query_monitor_mem(struct gdb_context* gdbctx, int len, const
snprintf(buffer, sizeof(buffer), "%0*lx %0*lx %s %s %s\n", snprintf(buffer, sizeof(buffer), "%0*lx %0*lx %s %s %s\n",
(unsigned)sizeof(void*), (DWORD_PTR)addr, (unsigned)sizeof(void*), (DWORD_PTR)addr,
(unsigned)sizeof(void*), mbi.RegionSize, state, type, prot); (unsigned)sizeof(void*), mbi.RegionSize, state, type, prot);
packet_reply_catc(gdbctx, 'O'); packet_reply_add(gdbctx, "O");
packet_reply_hex_to_str(gdbctx, buffer); packet_reply_hex_to_str(gdbctx, buffer);
packet_reply_close(gdbctx); packet_reply_close(gdbctx);
@ -1498,7 +1488,7 @@ static void packet_query_monitor_mem(struct gdb_context* gdbctx, int len, const
break; break;
addr += mbi.RegionSize; addr += mbi.RegionSize;
} }
packet_reply(gdbctx, "OK", 2); packet_reply(gdbctx, "OK");
} }
struct query_detail struct query_detail
@ -1548,12 +1538,12 @@ static enum packet_return packet_query(struct gdb_context* gdbctx)
struct dbg_thread* thd; struct dbg_thread* thd;
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_add(gdbctx, "m", 1); packet_reply_add(gdbctx, "m");
LIST_FOR_EACH_ENTRY(thd, &gdbctx->process->threads, struct dbg_thread, entry) LIST_FOR_EACH_ENTRY(thd, &gdbctx->process->threads, struct dbg_thread, entry)
{ {
packet_reply_val(gdbctx, thd->tid, 4); packet_reply_val(gdbctx, thd->tid, 4);
if (list_next(&gdbctx->process->threads, &thd->entry) != NULL) if (list_next(&gdbctx->process->threads, &thd->entry) != NULL)
packet_reply_add(gdbctx, ",", 1); packet_reply_add(gdbctx, ",");
} }
packet_reply_close(gdbctx); packet_reply_close(gdbctx);
return packet_done; return packet_done;
@ -1563,7 +1553,7 @@ static enum packet_return packet_query(struct gdb_context* gdbctx)
char result[128]; char result[128];
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_catc(gdbctx, 'O'); packet_reply_add(gdbctx, "O");
get_process_info(gdbctx, result, sizeof(result)); get_process_info(gdbctx, result, sizeof(result));
packet_reply_hex_to_str(gdbctx, result); packet_reply_hex_to_str(gdbctx, result);
packet_reply_close(gdbctx); packet_reply_close(gdbctx);
@ -1573,24 +1563,18 @@ static enum packet_return packet_query(struct gdb_context* gdbctx)
case 's': case 's':
if (strncmp(gdbctx->in_packet + 1, "ThreadInfo", gdbctx->in_packet_len - 1) == 0) if (strncmp(gdbctx->in_packet + 1, "ThreadInfo", gdbctx->in_packet_len - 1) == 0)
{ {
packet_reply(gdbctx, "l", 1); packet_reply(gdbctx, "l");
return packet_done; return packet_done;
} }
else if (strncmp(gdbctx->in_packet + 1, "ProcessInfo", gdbctx->in_packet_len - 1) == 0) else if (strncmp(gdbctx->in_packet + 1, "ProcessInfo", gdbctx->in_packet_len - 1) == 0)
{ {
packet_reply(gdbctx, "l", 1); packet_reply(gdbctx, "l");
return packet_done; return packet_done;
} }
break; break;
case 'A': case 'A':
if (strncmp(gdbctx->in_packet, "Attached", gdbctx->in_packet_len) == 0) if (strncmp(gdbctx->in_packet, "Attached", gdbctx->in_packet_len) == 0)
{ return packet_reply(gdbctx, "1");
char buf[2];
buf[0] = '1';
buf[1] = 0;
return packet_reply(gdbctx, buf, -1);
}
break; break;
case 'C': case 'C':
if (gdbctx->in_packet_len == 1) if (gdbctx->in_packet_len == 1)
@ -1601,7 +1585,7 @@ static enum packet_return packet_query(struct gdb_context* gdbctx)
assert(gdbctx->process && !list_empty(&gdbctx->process->threads)); assert(gdbctx->process && !list_empty(&gdbctx->process->threads));
thd = LIST_ENTRY(list_tail(&gdbctx->process->threads), struct dbg_thread, entry); thd = LIST_ENTRY(list_tail(&gdbctx->process->threads), struct dbg_thread, entry);
packet_reply_open(gdbctx); packet_reply_open(gdbctx);
packet_reply_add(gdbctx, "QC", 2); packet_reply_add(gdbctx, "QC");
packet_reply_val(gdbctx, thd->tid, 4); packet_reply_val(gdbctx, thd->tid, 4);
packet_reply_close(gdbctx); packet_reply_close(gdbctx);
return packet_done; return packet_done;
@ -1616,7 +1600,7 @@ static enum packet_return packet_query(struct gdb_context* gdbctx)
"Text=%08lx;Data=%08lx;Bss=%08lx", "Text=%08lx;Data=%08lx;Bss=%08lx",
gdbctx->wine_segs[0], gdbctx->wine_segs[1], gdbctx->wine_segs[0], gdbctx->wine_segs[1],
gdbctx->wine_segs[2]); gdbctx->wine_segs[2]);
return packet_reply(gdbctx, buf, -1); return packet_reply(gdbctx, buf);
} }
break; break;
case 'R': case 'R':
@ -1632,7 +1616,7 @@ static enum packet_return packet_query(struct gdb_context* gdbctx)
if (strncmp(gdbctx->in_packet, "Supported", 9) == 0) if (strncmp(gdbctx->in_packet, "Supported", 9) == 0)
{ {
if (strlen(target_xml)) if (strlen(target_xml))
return packet_reply(gdbctx, "PacketSize=400;qXfer:features:read+", -1); return packet_reply(gdbctx, "PacketSize=400;qXfer:features:read+");
else else
{ {
/* no features supported */ /* no features supported */
@ -1669,7 +1653,7 @@ static enum packet_return packet_query(struct gdb_context* gdbctx)
break; break;
case 'X': case 'X':
if (strlen(target_xml) && strncmp(gdbctx->in_packet, "Xfer:features:read:target.xml", 29) == 0) if (strlen(target_xml) && strncmp(gdbctx->in_packet, "Xfer:features:read:target.xml", 29) == 0)
return packet_reply(gdbctx, target_xml, -1); return packet_reply(gdbctx, target_xml);
break; break;
} }
ERR("Unhandled query %s\n", debugstr_an(gdbctx->in_packet, gdbctx->in_packet_len)); ERR("Unhandled query %s\n", debugstr_an(gdbctx->in_packet, gdbctx->in_packet_len));
@ -1814,8 +1798,8 @@ static BOOL extract_packets(struct gdb_context* gdbctx)
} }
switch (ret & ~packet_last_f) switch (ret & ~packet_last_f)
{ {
case packet_error: packet_reply(gdbctx, "", 0); break; case packet_error: packet_reply(gdbctx, ""); break;
case packet_ok: packet_reply(gdbctx, "OK", 2); break; case packet_ok: packet_reply(gdbctx, "OK"); break;
case packet_done: break; case packet_done: break;
} }
TRACE("Reply: %s\n", debugstr_an(gdbctx->out_buf, gdbctx->out_len)); TRACE("Reply: %s\n", debugstr_an(gdbctx->out_buf, gdbctx->out_len));