enum sym_get_lval symbol_picker_interactive(const char* name, const struct sgv_data* sgv,
struct dbg_lvalue* rtn)
{
char buffer[512];
unsigned i;
if (!dbg_interactiveP)
{
dbg_printf("More than one symbol named %s, picking the first one\n", name);
*rtn = sgv->syms[0].lvalue;
return sglv_found;
}
dbg_printf("Many symbols with name '%s', "
"choose the one you want (<cr> to abort):\n", name);
for (i = 0; i < sgv->num; i++)
{
if (sgv->num - sgv->num_thunks > 1 && (sgv->syms[i].flags & SYMFLAG_THUNK) && !DBG_IVAR(AlwaysShowThunks))
continue;
dbg_printf("[%d]: ", i + 1);
if (sgv->syms[i].flags & SYMFLAG_LOCAL)
{
dbg_printf("%s %sof %s\n",
sgv->syms[i].flags & SYMFLAG_PARAMETER ? "Parameter" : "Local variable",
sgv->syms[i].flags & (SYMFLAG_REGISTER|SYMFLAG_REGREL) ? "(in a register) " : "",
name);
}
else if (sgv->syms[i].flags & SYMFLAG_THUNK)
{
print_address(&sgv->syms[i].lvalue.addr, TRUE);
/* FIXME: should display where the thunks points to */
dbg_printf(" thunk %s\n", name);
}
else
{
print_address(&sgv->syms[i].lvalue.addr, TRUE);
dbg_printf("\n");
}
}
do
{
i = 0;
if (input_read_line("=> ", buffer, sizeof(buffer)))
{
if (buffer[0] == '\0') return sglv_aborted;
i = atoi(buffer);
if (i < 1 || i > sgv->num)
dbg_printf("Invalid choice %d\n", i);
}
else return sglv_aborted;
} while (i < 1 || i > sgv->num);
/* The array is 0-based, but the choices are 1..n,
* so we have to subtract one before returning.
*/
*rtn = sgv->syms[i - 1].lvalue;
return sglv_found;
}
static int source_display(const char* sourcefile, int start, int end)
{
char* addr;
int i;
struct open_file_list* ol;
int nlines;
const char* basename = NULL;
char* pnt;
int rtn;
struct search_list* sl;
HANDLE hMap;
DWORD status;
char tmppath[PATH_MAX];
/*
* First see whether we have the file open already. If so, then
* use that, otherwise we have to try and open it.
*/
ol = source_search_open_file(sourcefile);
if (ol == NULL)
{
/*
* Try again, stripping the path from the opened file.
*/
basename = strrchr(sourcefile, '\\');
if (!basename) basename = strrchr(sourcefile, '/');
if (!basename) basename = sourcefile;
else basename++;
ol = source_search_open_file(basename);
}
if (ol == NULL)
{
/*
* Crapola. We need to try and open the file.
*/
status = GetFileAttributes(sourcefile);
if (status != INVALID_FILE_ATTRIBUTES)
{
strcpy(tmppath, sourcefile);
}
else if ((status = GetFileAttributes(basename)) != INVALID_FILE_ATTRIBUTES)
{
strcpy(tmppath, basename);
}
else
{
for (sl = source_list_head; sl; sl = sl->next)
{
strcpy(tmppath, sl->path);
if (tmppath[strlen(tmppath) - 1] != '/' && tmppath[strlen(tmppath) - 1] != '\\')
{
strcat(tmppath, "/");
}
/*
* Now append the base file name.
*/
strcat(tmppath, basename);
status = GetFileAttributes(tmppath);
if (status != INVALID_FILE_ATTRIBUTES) break;
}
if (sl == NULL)
{
if (dbg_interactiveP)
{
char zbuf[256];
/*
* Still couldn't find it. Ask user for path to add.
*/
snprintf(zbuf, sizeof(zbuf), "Enter path to file '%s': ", sourcefile);
input_read_line(zbuf, tmppath, sizeof(tmppath));
if (tmppath[strlen(tmppath) - 1] != '/')
{
strcat(tmppath, "/");
}
/*
* Now append the base file name.
*/
strcat(tmppath, basename);
status = GetFileAttributes(tmppath);
}
else
{
status = INVALID_FILE_ATTRIBUTES;
strcpy(tmppath, sourcefile);
}
if (status == INVALID_FILE_ATTRIBUTES)
{
/*
* OK, I guess the user doesn't really want to see it
* after all.
*/
ol = HeapAlloc(GetProcessHeap(), 0, sizeof(*ol));
ol->path = strcpy(HeapAlloc(GetProcessHeap(), 0, strlen(sourcefile) + 1), sourcefile);
ol->real_path = NULL;
ol->next = source_ofiles;
ol->nlines = 0;
ol->linelist = NULL;
source_ofiles = ol;
dbg_printf("Unable to open file '%s'\n", tmppath);
return FALSE;
}
}
}
/*
* Create header for file.
*/
ol = HeapAlloc(GetProcessHeap(), 0, sizeof(*ol));
ol->path = strcpy(HeapAlloc(GetProcessHeap(), 0, strlen(sourcefile) + 1), sourcefile);
ol->real_path = strcpy(HeapAlloc(GetProcessHeap(), 0, strlen(tmppath) + 1), tmppath);
ol->next = source_ofiles;
ol->nlines = 0;
ol->linelist = NULL;
ol->size = 0;
source_ofiles = ol;
addr = source_map_file(tmppath, &hMap, &ol->size);
if (addr == (char*)-1) return FALSE;
/*
* Now build up the line number mapping table.
*/
ol->nlines = 1;
pnt = addr;
while (pnt < addr + ol->size)
{
if (*pnt++ == '\n') ol->nlines++;
}
ol->nlines++;
ol->linelist = HeapAlloc(GetProcessHeap(), 0, ol->nlines * sizeof(unsigned int));
nlines = 0;
pnt = addr;
ol->linelist[nlines++] = 0;
while (pnt < addr + ol->size)
{
if (*pnt++ == '\n') ol->linelist[nlines++] = pnt - addr;
}
ol->linelist[nlines++] = pnt - addr;
}
else
{
addr = source_map_file(ol->real_path, &hMap, NULL);
if (addr == (char*)-1) return FALSE;
}
/*
* All we need to do is to display the source lines here.
*/
rtn = FALSE;
for (i = start - 1; i <= end - 1; i++)
{
char buffer[1024];
if (i < 0 || i >= ol->nlines - 1) continue;
rtn = TRUE;
memset(&buffer, 0, sizeof(buffer));
if (ol->linelist[i+1] != ol->linelist[i])
{
memcpy(&buffer, addr + ol->linelist[i],
(ol->linelist[i+1] - ol->linelist[i]) - 1);
}
dbg_printf("%d\t%s\n", i + 1, buffer);
}
source_unmap_file(addr, hMap);
return rtn;
}
/***********************************************************************
* symbol_get_lvalue
*
* Get the address of a named symbol.
* Return values:
* sglv_found: if the symbol is found
* sglv_unknown: if the symbol isn't found
* sglv_aborted: some error occurred (likely, many symbols of same name exist,
* and user didn't pick one of them)
*/
enum sym_get_lval symbol_get_lvalue(const char* name, const int lineno,
struct dbg_lvalue* rtn, BOOL bp_disp)
{
struct sgv_data sgv;
int i;
char buffer[512];
DWORD opt;
IMAGEHLP_STACK_FRAME ihsf;
if (strlen(name) + 4 > sizeof(buffer))
{
WINE_WARN("Too long symbol (%s)\n", name);
return sglv_unknown;
}
sgv.num = 0;
sgv.num_thunks = 0;
sgv.name = &buffer[2];
sgv.do_thunks = DBG_IVAR(AlwaysShowThunks);
if (strchr(name, '!'))
{
strcpy(buffer, name);
}
else
{
buffer[0] = '*';
buffer[1] = '!';
strcpy(&buffer[2], name);
}
/* this is a wine specific options to return also ELF modules in the
* enumeration
*/
SymSetOptions((opt = SymGetOptions()) | 0x40000000);
SymEnumSymbols(dbg_curr_process->handle, 0, buffer, sgv_cb, (void*)&sgv);
if (!sgv.num)
{
const char* ptr = strchr(name, '!');
if ((ptr && ptr[1] != '_') || (!ptr && *name != '_'))
{
if (ptr)
{
int offset = ptr - name;
memcpy(buffer, name, offset + 1);
buffer[offset + 1] = '_';
strcpy(&buffer[offset + 2], ptr + 1);
}
else
{
buffer[0] = '*';
buffer[1] = '!';
buffer[2] = '_';
strcpy(&buffer[3], name);
}
SymEnumSymbols(dbg_curr_process->handle, 0, buffer, sgv_cb, (void*)&sgv);
}
}
SymSetOptions(opt);
/* now grab local symbols */
if (stack_get_current_frame(&ihsf) && sgv.num < NUMDBGV)
{
sgv.frame_offset = ihsf.FrameOffset;
SymEnumSymbols(dbg_curr_process->handle, 0, name, sgv_cb, (void*)&sgv);
}
if (!sgv.num)
{
dbg_printf("No symbols found for %s\n", name);
return sglv_unknown;
}
/* recompute potential offsets for functions (linenumber, skip prolog) */
for (i = 0; i < sgv.num; i++)
{
if (sgv.syms[i].flags & (SYMFLAG_REGISTER|SYMFLAG_REGREL|SYMFLAG_LOCAL|SYMFLAG_THUNK))
continue;
if (lineno == -1)
{
struct dbg_type type;
ULONG64 addr;
type.module = sgv.syms[i].lvalue.type.module;
type.id = sgv.syms[i].sym_info;
if (bp_disp && symbol_get_debug_start(&type, &addr))
sgv.syms[i].lvalue.addr.Offset = addr;
}
else
{
DWORD disp;
IMAGEHLP_LINE il;
BOOL found = FALSE;
il.SizeOfStruct = sizeof(il);
SymGetLineFromAddr(dbg_curr_process->handle,
(DWORD)memory_to_linear_addr(&sgv.syms[i].lvalue.addr),
&disp, &il);
do
{
if (lineno == il.LineNumber)
{
sgv.syms[i].lvalue.addr.Offset = il.Address;
found = TRUE;
break;
}
} while (SymGetLineNext(dbg_curr_process->handle, &il));
if (!found)
WINE_FIXME("No line (%d) found for %s (setting to symbol start)\n",
lineno, name);
}
}
i = 0;
if (dbg_interactiveP)
{
if (sgv.num - sgv.num_thunks > 1 || /* many symbols non thunks (and showing only non thunks) */
(sgv.num > 1 && DBG_IVAR(AlwaysShowThunks)) || /* many symbols (showing symbols & thunks) */
(sgv.num == sgv.num_thunks && sgv.num_thunks > 1))
{
dbg_printf("Many symbols with name '%s', "
"choose the one you want (<cr> to abort):\n", name);
for (i = 0; i < sgv.num; i++)
{
if (sgv.num - sgv.num_thunks > 1 && (sgv.syms[i].flags & SYMFLAG_THUNK) && !DBG_IVAR(AlwaysShowThunks))
continue;
dbg_printf("[%d]: ", i + 1);
if (sgv.syms[i].flags & SYMFLAG_LOCAL)
{
dbg_printf("%s %sof %s\n",
sgv.syms[i].flags & SYMFLAG_PARAMETER ? "Parameter" : "Local variable",
sgv.syms[i].flags & (SYMFLAG_REGISTER|SYMFLAG_REGREL) ? "(in a register) " : "",
name);
}
else if (sgv.syms[i].flags & SYMFLAG_THUNK)
{
print_address(&sgv.syms[i].lvalue.addr, TRUE);
/* FIXME: should display where the thunks points to */
dbg_printf(" thunk %s\n", name);
}
else
{
print_address(&sgv.syms[i].lvalue.addr, TRUE);
dbg_printf("\n");
}
}
do
{
i = 0;
if (input_read_line("=> ", buffer, sizeof(buffer)))
{
if (buffer[0] == '\0') return sglv_aborted;
i = atoi(buffer);
if (i < 1 || i > sgv.num)
dbg_printf("Invalid choice %d\n", i);
}
else return sglv_aborted;
} while (i < 1 || i > sgv.num);
/* The array is 0-based, but the choices are 1..n,
* so we have to subtract one before returning.
*/
i--;
}
}
else
{
/* FIXME: could display the list of non-picked up symbols */
if (sgv.num > 1)
dbg_printf("More than one symbol named %s, picking the first one\n", name);
}
*rtn = sgv.syms[i].lvalue;
return sglv_found;
}
int
shell_key_event(Shell *shell, KBD_Event *ev) {
static const char *left = "\033[D";
static const char *right = "\033[C";
static const char *up = "\033[A";
static const char *down = "\033[B";
static const char *pgup = "\033[5~";
static const char *pgdown = "\033[6~";
static const char *home = "\033OH";
static const char *end = "\033OF";
static const char *insert = "\033[2~";
static const char *del = "\033[3~";
int key = ev->symbol;
int code = ev->unicode;
int modifier = ev->modifier;
int state = ev->state;
if (state != KBD_EVENT_STATE_PRESSED) return (0);
if (modifier & KBD_MOD_CTRL) {
switch (key) {
case KBD_KEY_d: /* logout shell */
break;
}
} else {
switch (key) {
case KBD_KEY_LEFT:
vt102_puts(shell->vt102, left, 3);
break;
case KBD_KEY_RIGHT:
vt102_puts(shell->vt102, right, 3);
break;
case KBD_KEY_UP:
vt102_puts(shell->vt102, up, 3);
break;
case KBD_KEY_DOWN:
vt102_puts(shell->vt102, down, 3);
break;
case KBD_KEY_PAGEUP:
vt102_puts(shell->vt102, pgup, 4);
break;
case KBD_KEY_PAGEDOWN:
vt102_puts(shell->vt102, pgdown, 4);
break;
case KBD_KEY_HOME:
vt102_puts(shell->vt102, home, 3);
break;
case KBD_KEY_END:
vt102_puts(shell->vt102, end, 3);
break;
case KBD_KEY_INSERT:
vt102_puts(shell->vt102, insert, 4);
break;
case KBD_KEY_DELETE:
vt102_puts(shell->vt102, del, 4);
break;
default:
if ((key <= KBD_KEY_DELETE) && (key > KBD_KEY_FIRST)) {
vt102_puts(shell->vt102, (char *)&code, 1);
}
break;
}
}
input_key_event(shell->input, ev);
if (key == KBD_KEY_RETURN) {
input_read_line(shell->input, &shell->cmd);
vt102_putc(shell->vt102, CR);
vt102_putc(shell->vt102, LF);
}
return (1);
}
