* Author: Daniel Stone <daniel@fooishbar.org>
*/
-#include <config.h>
-
+#include <stdarg.h>
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#define BUF_CHUNK_SIZE 4096
+struct buf {
+ char *buf;
+ size_t size;
+ size_t alloc;
+};
+
static bool
-do_realloc(char **buf, size_t *size, size_t offset, size_t at_least)
+do_realloc(struct buf *buf, size_t at_least)
{
char *new;
- *size += BUF_CHUNK_SIZE;
+ buf->alloc += BUF_CHUNK_SIZE;
if (at_least >= BUF_CHUNK_SIZE)
- *size += at_least;
+ buf->alloc += at_least;
- new = realloc(*buf, *size);
+ new = realloc(buf->buf, buf->alloc);
if (!new)
return false;
- *buf = new;
- memset(*buf + offset, 0, *size - offset);
+ buf->buf = new;
+ return true;
+}
+
+ATTR_PRINTF(2, 3) static bool
+check_write_buf(struct buf *buf, const char *fmt, ...)
+{
+ va_list args;
+ int printed;
+ size_t available;
+
+ available = buf->alloc - buf->size;
+ va_start(args, fmt);
+ printed = vsnprintf(buf->buf + buf->size, available, fmt, args);
+ va_end(args);
+
+ if (printed < 0)
+ goto err;
+
+ if (printed >= available)
+ if (!do_realloc(buf, printed))
+ goto err;
+
+ /* The buffer has enough space now. */
+
+ available = buf->alloc - buf->size;
+ va_start(args, fmt);
+ printed = vsnprintf(buf->buf + buf->size, available, fmt, args);
+ va_end(args);
+
+ if (printed >= available || printed < 0)
+ goto err;
+ buf->size += printed;
return true;
+
+err:
+ free(buf->buf);
+ buf->buf = NULL;
+ return false;
}
-/* This whole thing should be a function, but you can't call vsnprintf
- * multiple times. */
-#define check_write_buf(keymap, buf, size, offset, ...) \
- do { \
- size_t _printed; \
- bool _ret = true; \
- \
- /* Concatenate the strings, and check whether or not the output was \
- * truncated. */ \
- while ((_printed = snprintf(*buf + *offset, *size - *offset, \
- __VA_ARGS__)) >= \
- (*size - *offset)) { \
- /* If it was truncated, embiggen the string and roll from the top. */ \
- if (!do_realloc(buf, size, *offset, _printed)) { \
- fprintf(stderr, \
- "xkbcommon: couldn't allocate %zu bytes for keymap\n", \
- *size); \
- free(*buf); \
- *buf = NULL; \
- _ret = false; \
- break; \
- } \
- } \
- if (_ret == true) \
- *offset += _printed; \
- } while (0)
-
-#define write_buf(keymap, buf, size, offset, ...) \
- do { \
- check_write_buf(keymap, buf, size, offset, __VA_ARGS__); \
- if (*buf == NULL) \
- return false; \
- } while (0)
+#define write_buf(buf, ...) do { \
+ if (!check_write_buf(buf, __VA_ARGS__)) \
+ return false; \
+} while (0)
static bool
-write_vmods(struct xkb_keymap *keymap, char **buf, size_t *size,
- size_t *offset)
+write_vmods(struct xkb_keymap *keymap, struct buf *buf)
{
int num_vmods = 0;
int i;
if (!keymap->vmod_names[i])
continue;
if (num_vmods == 0)
- write_buf(keymap, buf, size, offset, "\t\tvirtual_modifiers ");
+ write_buf(buf, "\t\tvirtual_modifiers ");
else
- write_buf(keymap, buf, size, offset, ",");
- write_buf(keymap, buf, size, offset, "%s", keymap->vmod_names[i]);
+ write_buf(buf, ",");
+ write_buf(buf, "%s", keymap->vmod_names[i]);
num_vmods++;
}
if (num_vmods > 0)
- write_buf(keymap, buf, size, offset, ";\n\n");
+ write_buf(buf, ";\n\n");
return true;
}
}
static bool
-write_keycodes(struct xkb_keymap *keymap, char **buf, size_t *size,
- size_t *offset)
+write_keycodes(struct xkb_keymap *keymap, struct buf *buf)
{
struct xkb_key *key;
struct xkb_key_alias *alias;
int i;
if (keymap->keycodes_section_name)
- write_buf(keymap, buf, size, offset, "\txkb_keycodes \"%s\" {\n",
+ write_buf(buf, "\txkb_keycodes \"%s\" {\n",
keymap->keycodes_section_name);
else
- write_buf(keymap, buf, size, offset, "\txkb_keycodes {\n");
+ write_buf(buf, "\txkb_keycodes {\n");
- write_buf(keymap, buf, size, offset, "\t\tminimum = %d;\n",
+ write_buf(buf, "\t\tminimum = %d;\n",
keymap->min_key_code);
- write_buf(keymap, buf, size, offset, "\t\tmaximum = %d;\n",
+ write_buf(buf, "\t\tmaximum = %d;\n",
keymap->max_key_code);
xkb_foreach_key(key, keymap) {
if (key->name[0] == '\0')
continue;
- write_buf(keymap, buf, size, offset, "\t\t%6s = %d;\n",
+ write_buf(buf, "\t\t%6s = %d;\n",
KeyNameText(key->name), XkbKeyGetKeycode(keymap, key));
}
for (i = 0; i < XkbNumIndicators; i++) {
if (!keymap->indicator_names[i])
continue;
- write_buf(keymap, buf, size, offset, "\t\tindicator %d = \"%s\";\n",
+ write_buf(buf, "\t\tindicator %d = \"%s\";\n",
i + 1, keymap->indicator_names[i]);
}
darray_foreach(alias, keymap->key_aliases)
- write_buf(keymap, buf, size, offset, "\t\talias %6s = %6s;\n",
+ write_buf(buf, "\t\talias %6s = %6s;\n",
KeyNameText(alias->alias),
KeyNameText(alias->real));
- write_buf(keymap, buf, size, offset, "\t};\n\n");
+ write_buf(buf, "\t};\n\n");
return true;
}
static bool
-write_types(struct xkb_keymap *keymap, char **buf, size_t *size,
- size_t *offset)
+write_types(struct xkb_keymap *keymap, struct buf *buf)
{
int n;
struct xkb_key_type *type;
if (keymap->types_section_name)
- write_buf(keymap, buf, size, offset, "\txkb_types \"%s\" {\n\n",
+ write_buf(buf, "\txkb_types \"%s\" {\n\n",
keymap->types_section_name);
else
- write_buf(keymap, buf, size, offset, "\txkb_types {\n\n");
+ write_buf(buf, "\txkb_types {\n\n");
- write_vmods(keymap, buf, size, offset);
+ write_vmods(keymap, buf);
darray_foreach(type, keymap->types) {
- write_buf(keymap, buf, size, offset, "\t\ttype \"%s\" {\n",
+ write_buf(buf, "\t\ttype \"%s\" {\n",
type->name);
- write_buf(keymap, buf, size, offset, "\t\t\tmodifiers= %s;\n",
+ write_buf(buf, "\t\t\tmodifiers= %s;\n",
get_mod_mask_text(keymap, type->mods.real_mods,
type->mods.vmods));
str = get_mod_mask_text(keymap, entry->mods.real_mods,
entry->mods.vmods);
- write_buf(keymap, buf, size, offset, "\t\t\tmap[%s]= Level%d;\n",
+ write_buf(buf, "\t\t\tmap[%s]= Level%d;\n",
str, entry->level + 1);
if (!type->preserve || (!type->preserve[n].real_mods &&
!type->preserve[n].vmods))
continue;
- write_buf(keymap, buf, size, offset, "\t\t\tpreserve[%s]= ", str);
- write_buf(keymap, buf, size, offset, "%s;\n",
+ write_buf(buf, "\t\t\tpreserve[%s]= ", str);
+ write_buf(buf, "%s;\n",
get_mod_mask_text(keymap, type->preserve[n].real_mods,
type->preserve[n].vmods));
}
for (n = 0; n < type->num_levels; n++) {
if (!type->level_names[n])
continue;
- write_buf(keymap, buf, size, offset,
- "\t\t\tlevel_name[Level%d]= \"%s\";\n", n + 1,
+ write_buf(buf, "\t\t\tlevel_name[Level%d]= \"%s\";\n", n + 1,
type->level_names[n]);
}
}
- write_buf(keymap, buf, size, offset, "\t\t};\n");
+ write_buf(buf, "\t\t};\n");
}
- write_buf(keymap, buf, size, offset, "\t};\n\n");
+ write_buf(buf, "\t};\n\n");
return true;
}
static bool
-write_indicator_map(struct xkb_keymap *keymap, char **buf, size_t *size,
- size_t *offset, int num)
+write_indicator_map(struct xkb_keymap *keymap, struct buf *buf, int num)
{
struct xkb_indicator_map *led = &keymap->indicators[num];
- write_buf(keymap, buf, size, offset, "\t\tindicator \"%s\" {\n",
+ write_buf(buf, "\t\tindicator \"%s\" {\n",
keymap->indicator_names[num]);
if (led->which_groups) {
if (led->which_groups != XkbIM_UseEffective) {
- write_buf(keymap, buf, size, offset,
- "\t\t\twhichGroupState= %s;\n",
- get_indicator_state_text(
- led->which_groups));
+ write_buf(buf, "\t\t\twhichGroupState= %s;\n",
+ get_indicator_state_text(led->which_groups));
}
- write_buf(keymap, buf, size, offset, "\t\t\tgroups= 0x%02x;\n",
+ write_buf(buf, "\t\t\tgroups= 0x%02x;\n",
led->groups);
}
if (led->which_mods) {
if (led->which_mods != XkbIM_UseEffective) {
- write_buf(keymap, buf, size, offset, "\t\t\twhichModState= %s;\n",
+ write_buf(buf, "\t\t\twhichModState= %s;\n",
get_indicator_state_text(led->which_mods));
}
- write_buf(keymap, buf, size, offset, "\t\t\tmodifiers= %s;\n",
+ write_buf(buf, "\t\t\tmodifiers= %s;\n",
get_mod_mask_text(keymap, led->mods.real_mods,
led->mods.vmods));
}
if (led->ctrls) {
- write_buf(keymap, buf, size, offset, "\t\t\tcontrols= %s;\n",
+ write_buf(buf, "\t\t\tcontrols= %s;\n",
get_control_mask_text(led->ctrls));
}
- write_buf(keymap, buf, size, offset, "\t\t};\n");
+ write_buf(buf, "\t\t};\n");
return true;
}
}
static bool
-write_action(struct xkb_keymap *keymap, char **buf, size_t *size,
- size_t *offset, union xkb_action *action, const char *prefix,
- const char *suffix)
+write_action(struct xkb_keymap *keymap, struct buf *buf,
+ union xkb_action *action, const char *prefix, const char *suffix)
{
const char *type = NULL;
const char *args = NULL;
else
args = get_mod_mask_text(keymap, action->mods.real_mods,
action->mods.vmods);
- write_buf(keymap, buf, size, offset, "%s%s(modifiers=%s%s%s)%s",
+ write_buf(buf, "%s%s(modifiers=%s%s%s)%s",
prefix, type, args,
(action->any.type != XkbSA_LockGroup &&
(action->mods.flags & XkbSA_ClearLocks)) ?
case XkbSA_LockGroup:
if (!type)
type = "LockGroup";
- write_buf(
- keymap, buf, size, offset, "%s%s(group=%s%d%s%s)%s",
- prefix, type,
- (!(action->group.flags & XkbSA_GroupAbsolute) &&
- action->group.group > 0) ? "+" : "",
- (action->group.flags & XkbSA_GroupAbsolute) ?
- action->group.group + 1 : action->group.group,
- (action->any.type != XkbSA_LockGroup &&
- (action->group.flags & XkbSA_ClearLocks)) ?
- ",clearLocks" : "",
- (action->any.type != XkbSA_LockGroup &&
- (action->group.flags & XkbSA_LatchToLock)) ?
- ",latchToLock" : "",
- suffix);
+ write_buf(buf, "%s%s(group=%s%d%s%s)%s",
+ prefix, type,
+ (!(action->group.flags & XkbSA_GroupAbsolute) &&
+ action->group.group > 0) ? "+" : "",
+ (action->group.flags & XkbSA_GroupAbsolute) ?
+ action->group.group + 1 : action->group.group,
+ (action->any.type != XkbSA_LockGroup &&
+ (action->group.flags & XkbSA_ClearLocks)) ?
+ ",clearLocks" : "",
+ (action->any.type != XkbSA_LockGroup &&
+ (action->group.flags & XkbSA_LatchToLock)) ?
+ ",latchToLock" : "",
+ suffix);
break;
case XkbSA_Terminate:
- write_buf(keymap, buf, size, offset, "%sTerminate()%s", prefix,
+ write_buf(buf, "%sTerminate()%s", prefix,
suffix);
break;
case XkbSA_MovePtr:
- write_buf(keymap, buf, size, offset, "%sMovePtr(x=%s%d,y=%s%d%s)%s",
+ write_buf(buf, "%sMovePtr(x=%s%d,y=%s%d%s)%s",
prefix,
(!(action->ptr.flags & XkbSA_MoveAbsoluteX) &&
action->ptr.x >= 0) ? "+" : "",
else {
args = NULL;
}
- write_buf(keymap, buf, size, offset, "%s%s(button=", prefix, type);
+ write_buf(buf, "%s%s(button=", prefix, type);
if (action->btn.button > 0 && action->btn.button <= 5)
- write_buf(keymap, buf, size, offset, "%d", action->btn.button);
+ write_buf(buf, "%d", action->btn.button);
else
- write_buf(keymap, buf, size, offset, "default");
+ write_buf(buf, "default");
if (action->btn.count)
- write_buf(keymap, buf, size, offset, ",count=%d",
- action->btn.count);
+ write_buf(buf, ",count=%d", action->btn.count);
if (args)
- write_buf(keymap, buf, size, offset, "%s", args);
- write_buf(keymap, buf, size, offset, ")%s", suffix);
+ write_buf(buf, "%s", args);
+ write_buf(buf, ")%s", suffix);
break;
case XkbSA_SetPtrDflt:
- write_buf(keymap, buf, size, offset, "%sSetPtrDflt(", prefix);
+ write_buf(buf, "%sSetPtrDflt(", prefix);
if (action->dflt.affect == XkbSA_AffectDfltBtn)
- write_buf(keymap, buf, size, offset, "affect=button,button=%s%d",
+ write_buf(buf, "affect=button,button=%s%d",
(!(action->dflt.flags & XkbSA_DfltBtnAbsolute) &&
action->dflt.value >= 0) ? "+" : "",
action->dflt.value);
- write_buf(keymap, buf, size, offset, ")%s", suffix);
+ write_buf(buf, ")%s", suffix);
break;
case XkbSA_SwitchScreen:
- write_buf(keymap, buf, size, offset,
- "%sSwitchScreen(screen=%s%d,%ssame)%s", prefix,
+ write_buf(buf, "%sSwitchScreen(screen=%s%d,%ssame)%s", prefix,
(!(action->screen.flags & XkbSA_SwitchAbsolute) &&
action->screen.screen >= 0) ? "+" : "",
action->screen.screen,
case XkbSA_LockControls:
if (!type)
type = "LockControls";
- write_buf(keymap, buf, size, offset, "%s%s(controls=%s)%s",
+ write_buf(buf, "%s%s(controls=%s)%s",
prefix, type, get_control_mask_text(action->ctrls.ctrls),
suffix);
break;
case XkbSA_LockDeviceBtn:
case XkbSA_NoAction:
/* XXX TODO */
- write_buf(keymap, buf, size, offset, "%sNoAction()%s", prefix, suffix);
+ write_buf(buf, "%sNoAction()%s", prefix, suffix);
break;
case XkbSA_XFree86Private:
default:
- write_buf(keymap, buf, size, offset,
+ write_buf(buf,
"%sPrivate(type=0x%02x,data[0]=0x%02x,data[1]=0x%02x,data[2]=0x%02x,data[3]=0x%02x,data[4]=0x%02x,data[5]=0x%02x,data[6]=0x%02x)%s",
prefix, action->any.type, action->any.data[0],
action->any.data[1], action->any.data[2],
}
static bool
-write_compat(struct xkb_keymap *keymap, char **buf, size_t *size,
- size_t *offset)
+write_compat(struct xkb_keymap *keymap, struct buf *buf)
{
int i;
struct xkb_sym_interpret *interp;
if (keymap->compat_section_name)
- write_buf(keymap, buf, size, offset,
- "\txkb_compatibility \"%s\" {\n\n",
+ write_buf(buf, "\txkb_compatibility \"%s\" {\n\n",
keymap->compat_section_name);
else
- write_buf(keymap, buf, size, offset, "\txkb_compatibility {\n\n");
+ write_buf(buf, "\txkb_compatibility {\n\n");
- write_vmods(keymap, buf, size, offset);
+ write_vmods(keymap, buf);
- write_buf(keymap, buf, size, offset,
- "\t\tinterpret.useModMapMods= AnyLevel;\n");
- write_buf(keymap, buf, size, offset, "\t\tinterpret.repeat= False;\n");
- write_buf(keymap, buf, size, offset, "\t\tinterpret.locking= False;\n");
+ write_buf(buf, "\t\tinterpret.useModMapMods= AnyLevel;\n");
+ write_buf(buf, "\t\tinterpret.repeat= False;\n");
+ write_buf(buf, "\t\tinterpret.locking= False;\n");
darray_foreach(interp, keymap->sym_interpret) {
char keysym_name[64];
else
xkb_keysym_get_name(interp->sym, keysym_name, sizeof(keysym_name));
- write_buf(keymap, buf, size, offset, "\t\tinterpret %s+%s(%s) {\n",
+ write_buf(buf, "\t\tinterpret %s+%s(%s) {\n",
keysym_name,
get_interp_match_text(interp->match),
get_mod_mask_text(keymap, interp->mods, 0));
if (interp->virtual_mod != XkbNoModifier) {
- write_buf(keymap, buf, size, offset,
- "\t\t\tvirtualModifier= %s;\n",
+ write_buf(buf, "\t\t\tvirtualModifier= %s;\n",
keymap->vmod_names[interp->virtual_mod]);
}
if (interp->match & XkbSI_LevelOneOnly)
- write_buf(keymap, buf, size, offset,
+ write_buf(buf,
"\t\t\tuseModMapMods=level1;\n");
if (interp->flags & XkbSI_LockingKey)
- write_buf(keymap, buf, size, offset, "\t\t\tlocking= True;\n");
+ write_buf(buf, "\t\t\tlocking= True;\n");
if (interp->flags & XkbSI_AutoRepeat)
- write_buf(keymap, buf, size, offset, "\t\t\trepeat= True;\n");
+ write_buf(buf, "\t\t\trepeat= True;\n");
- write_action(keymap, buf, size, offset, &interp->act,
- "\t\t\taction= ", ";\n");
- write_buf(keymap, buf, size, offset, "\t\t};\n");
+ write_action(keymap, buf, &interp->act, "\t\t\taction= ", ";\n");
+ write_buf(buf, "\t\t};\n");
}
for (i = 0; i < XkbNumKbdGroups; i++) {
gc = &keymap->groups[i];
if (gc->real_mods == 0 && gc->vmods == 0)
continue;
- write_buf(keymap, buf, size, offset,
- "\t\tgroup %d = %s;\n", i + 1,
+ write_buf(buf, "\t\tgroup %d = %s;\n", i + 1,
get_mod_mask_text(keymap, gc->real_mods, gc->vmods));
}
map->mods.real_mods == 0 && map->mods.vmods == 0 &&
map->ctrls == 0)
continue;
- write_indicator_map(keymap, buf, size, offset, i);
+ write_indicator_map(keymap, buf, i);
}
- write_buf(keymap, buf, size, offset, "\t};\n\n");
+ write_buf(buf, "\t};\n\n");
return true;
}
static bool
-write_keysyms(struct xkb_keymap *keymap, char **buf, size_t *size,
- size_t *offset, struct xkb_key *key, xkb_group_index_t group)
+write_keysyms(struct xkb_keymap *keymap, struct buf *buf,
+ struct xkb_key *key, xkb_group_index_t group)
{
const xkb_keysym_t *syms;
int num_syms, level;
for (level = 0; level < XkbKeyGroupWidth(keymap, key, group); level++) {
if (level != 0)
- write_buf(keymap, buf, size, offset, ", ");
+ write_buf(buf, ", ");
num_syms = xkb_key_get_syms_by_level(keymap, key, group, level,
&syms);
if (num_syms == 0) {
- write_buf(keymap, buf, size, offset, "%15s", "NoSymbol");
+ write_buf(buf, "%15s", "NoSymbol");
}
else if (num_syms == 1) {
xkb_keysym_get_name(syms[0], out_buf, OUT_BUF_LEN);
- write_buf(keymap, buf, size, offset, "%15s", out_buf);
+ write_buf(buf, "%15s", out_buf);
}
else {
int s;
- write_buf(keymap, buf, size, offset, "{ ");
+ write_buf(buf, "{ ");
for (s = 0; s < num_syms; s++) {
if (s != 0)
- write_buf(keymap, buf, size, offset, ", ");
+ write_buf(buf, ", ");
xkb_keysym_get_name(syms[s], out_buf, OUT_BUF_LEN);
- write_buf(keymap, buf, size, offset, "%15s", out_buf);
+ write_buf(buf, "%15s", out_buf);
}
- write_buf(keymap, buf, size, offset, " }");
+ write_buf(buf, " }");
}
}
#undef OUT_BUF_LEN
}
static bool
-write_symbols(struct xkb_keymap *keymap, char **buf, size_t *size,
- size_t *offset)
+write_symbols(struct xkb_keymap *keymap, struct buf *buf)
{
struct xkb_key *key;
xkb_group_index_t group, tmp;
bool showActions;
if (keymap->symbols_section_name)
- write_buf(keymap, buf, size, offset, "\txkb_symbols \"%s\" {\n\n",
+ write_buf(buf, "\txkb_symbols \"%s\" {\n\n",
keymap->symbols_section_name);
else
- write_buf(keymap, buf, size, offset, "\txkb_symbols {\n\n");
+ write_buf(buf, "\txkb_symbols {\n\n");
for (tmp = group = 0; group < XkbNumKbdGroups; group++) {
if (!keymap->group_names[group])
continue;
- write_buf(keymap, buf, size, offset,
+ write_buf(buf,
"\t\tname[group%d]=\"%s\";\n", group + 1,
keymap->group_names[group]);
tmp++;
}
if (tmp > 0)
- write_buf(keymap, buf, size, offset, "\n");
+ write_buf(buf, "\n");
xkb_foreach_key(key, keymap) {
bool simple = true;
if (key->num_groups == 0)
continue;
- write_buf(keymap, buf, size, offset, "\t\tkey %6s {",
- KeyNameText(key->name));
+ write_buf(buf, "\t\tkey %6s {", KeyNameText(key->name));
if (key->explicit & XkbExplicitKeyTypesMask) {
bool multi_type = false;
if (!(key->explicit & (1 << group)))
continue;
type = XkbKeyTypeIndex(key, group);
- write_buf(keymap, buf, size, offset,
- "\n\t\t\ttype[group%u]= \"%s\",",
+ write_buf(buf, "\n\t\t\ttype[group%u]= \"%s\",",
group + 1,
darray_item(keymap->types, type).name);
}
}
else {
- write_buf(keymap, buf, size, offset,
- "\n\t\t\ttype= \"%s\",",
+ write_buf(buf, "\n\t\t\ttype= \"%s\",",
darray_item(keymap->types, type).name);
}
}
if (key->explicit & XkbExplicitAutoRepeatMask) {
if (key->repeats)
- write_buf(keymap, buf, size, offset,
- "\n\t\t\trepeat= Yes,");
+ write_buf(buf, "\n\t\t\trepeat= Yes,");
else
- write_buf(keymap, buf, size, offset,
- "\n\t\t\trepeat= No,");
+ write_buf(buf, "\n\t\t\trepeat= No,");
simple = false;
}
if (key->vmodmap && (key->explicit & XkbExplicitVModMapMask)) {
- write_buf(keymap, buf, size, offset, "\n\t\t\tvirtualMods= %s,",
+ write_buf(buf, "\n\t\t\tvirtualMods= %s,",
get_mod_mask_text(keymap, 0, key->vmodmap));
}
switch (key->out_of_range_group_action) {
case XkbClampIntoRange:
- write_buf(keymap, buf, size, offset, "\n\t\t\tgroupsClamp,");
+ write_buf(buf, "\n\t\t\tgroupsClamp,");
break;
case XkbRedirectIntoRange:
- write_buf(keymap, buf, size, offset,
- "\n\t\t\tgroupsRedirect= Group%u,",
+ write_buf(buf, "\n\t\t\tgroupsRedirect= Group%u,",
key->out_of_range_group_number + 1);
break;
}
simple = false;
if (simple) {
- write_buf(keymap, buf, size, offset, "\t[ ");
- if (!write_keysyms(keymap, buf, size, offset, key, 0))
+ write_buf(buf, "\t[ ");
+ if (!write_keysyms(keymap, buf, key, 0))
return false;
- write_buf(keymap, buf, size, offset, " ] };\n");
+ write_buf(buf, " ] };\n");
}
else {
union xkb_action *acts;
acts = XkbKeyActionsPtr(keymap, key);
for (group = 0; group < key->num_groups; group++) {
if (group != 0)
- write_buf(keymap, buf, size, offset, ",");
- write_buf(keymap, buf, size, offset,
- "\n\t\t\tsymbols[Group%u]= [ ", group + 1);
- if (!write_keysyms(keymap, buf, size, offset, key, group))
+ write_buf(buf, ",");
+ write_buf(buf, "\n\t\t\tsymbols[Group%u]= [ ", group + 1);
+ if (!write_keysyms(keymap, buf, key, group))
return false;
- write_buf(keymap, buf, size, offset, " ]");
+ write_buf(buf, " ]");
if (showActions) {
- write_buf(keymap, buf, size, offset,
- ",\n\t\t\tactions[Group%u]= [ ", group + 1);
+ write_buf(buf, ",\n\t\t\tactions[Group%u]= [ ",
+ group + 1);
for (level = 0;
level < XkbKeyGroupWidth(keymap, key, group);
level++) {
if (level != 0)
- write_buf(keymap, buf, size, offset, ", ");
- write_action(keymap, buf, size, offset, &acts[level],
- NULL, NULL);
+ write_buf(buf, ", ");
+ write_action(keymap, buf, &acts[level], NULL, NULL);
}
- write_buf(keymap, buf, size, offset, " ]");
+ write_buf(buf, " ]");
acts += key->width;
}
}
- write_buf(keymap, buf, size, offset, "\n\t\t};\n");
+ write_buf(buf, "\n\t\t};\n");
}
}
if (!(key->modmap & (1 << mod)))
continue;
- write_buf(keymap, buf, size, offset,
- "\t\tmodifier_map %s { %s };\n",
- get_mod_index_text(mod),
- KeyNameText(key->name));
+ write_buf(buf, "\t\tmodifier_map %s { %s };\n",
+ get_mod_index_text(mod), KeyNameText(key->name));
}
}
- write_buf(keymap, buf, size, offset, "\t};\n\n");
+ write_buf(buf, "\t};\n\n");
return true;
}
XKB_EXPORT char *
xkb_map_get_as_string(struct xkb_keymap *keymap)
{
- char *ret = NULL;
- size_t size = 0;
- size_t offset = 0;
+ bool ok;
+ struct buf buf = { NULL, 0, 0 };
- check_write_buf(keymap, &ret, &size, &offset, "xkb_keymap {\n");
- if (ret == NULL)
- return NULL;
- if (!write_keycodes(keymap, &ret, &size, &offset))
- return NULL;
- if (!write_types(keymap, &ret, &size, &offset))
- return NULL;
- if (!write_compat(keymap, &ret, &size, &offset))
- return NULL;
- if (!write_symbols(keymap, &ret, &size, &offset))
- return NULL;
- check_write_buf(keymap, &ret, &size, &offset, "};\n");
- if (ret == NULL)
- return NULL;
+ ok = (check_write_buf(&buf, "xkb_keymap {\n") &&
+ write_keycodes(keymap, &buf) &&
+ write_types(keymap, &buf) &&
+ write_compat(keymap, &buf) &&
+ write_symbols(keymap, &buf) &&
+ check_write_buf(&buf, "};\n"));
- return ret;
+ return (ok ? buf.buf : NULL);
}