Commit b4070b40cb768dda6e0a0563a0407f144cd8951c
2024-12-07T23:08:56
buf: lock
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diff --git a/libkc3/buf.c b/libkc3/buf.c
index 65b179e..da4eba9 100644
--- a/libkc3/buf.c
+++ b/libkc3/buf.c
@@ -74,6 +74,32 @@
return r; \
}
+#define DEF_BUF_WRITE(type) \
+ sw buf_write_ ## type (s_buf *buf, type src) \
+ { \
+ sw r; \
+ const sw size = sizeof(type); \
+ assert(buf); \
+ rwlock_w(&buf->rwlock); \
+ if (buf->wpos + size > buf->size && \
+ buf_flush(buf) < size) { \
+ r = -1; \
+ goto clean; \
+ } \
+ if (buf->wpos + size > buf->size) { \
+ err_puts("buf_write_" # type ": buffer overflow"); \
+ assert(! "buf_write_" # type ": buffer overflow"); \
+ r = -1; \
+ goto clean; \
+ } \
+ *((type *) (buf->ptr.pu8 + buf->wpos)) = src; \
+ buf->wpos += size; \
+ r = size; \
+ clean: \
+ rwlock_unlock_w(&buf->rwlock); \
+ return r; \
+ }
+
void buf_clean (s_buf *buf)
{
assert(buf);
@@ -543,50 +569,75 @@ DEF_BUF_PEEK(s64)
sw buf_peek_str (s_buf *buf, const s_str *src)
{
+ sw r;
sw size;
assert(buf);
assert(src);
if (! src->size)
return 0;
+ rwlock_w(&buf->rwlock);
if (buf->rpos > buf->wpos) {
- assert(buf->rpos <= buf->wpos);
- return -1;
+ err_puts("buf_peek_str: buf error: rpos > wpos");
+ assert(! "buf_peek_str: buf error: rpos > wpos");
+ r = -1;
+ goto clean;
}
if (buf->wpos > buf->size) {
- assert(buf->wpos <= buf->size);
- return -1;
+ err_puts("buf_peek_str: buf error: wpos > size");
+ assert(! "buf_peek_str: buf error: wpos > size");
+ r = -1;
+ goto clean;
}
size = buf->wpos - buf->rpos;
if ((uw) size < src->size) {
- if (memcmp(buf->ptr.pchar + buf->rpos, src->ptr.p, size))
- return 0;
+ if (memcmp(buf->ptr.pchar + buf->rpos, src->ptr.p, size)) {
+ r = 0;
+ goto clean;
+ }
}
if (buf->rpos + src->size > buf->wpos &&
- buf_refill(buf, src->size) < (sw) src->size)
- return 0;
- if (memcmp(buf->ptr.pchar + buf->rpos, src->ptr.p, src->size))
- return 0;
- return src->size;
+ buf_refill(buf, src->size) < (sw) src->size) {
+ r = 0;
+ goto clean;
+ }
+ if (memcmp(buf->ptr.pchar + buf->rpos, src->ptr.p, src->size)) {
+ r = 0;
+ goto clean;
+ }
+ r = src->size;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
+ return r;
}
DEF_BUF_PEEK(sw)
sw buf_peek_to_str (s_buf *buf, s_str *dest)
{
+ sw r;
sw size;
assert(buf);
assert(dest);
- if (buf->rpos > buf->wpos)
- return -1;
- if (buf->wpos > buf->size)
- return -1;
+ rwlock_w(&buf->rwlock);
+ if (buf->rpos > buf->wpos) {
+ r = -1;
+ goto clean;
+ }
+ if (buf->wpos > buf->size) {
+ r = -1;
+ goto clean;
+ }
size = buf->wpos - buf->rpos;
if (size == 0) {
str_init_empty(dest);
- return 0;
+ r = 0;
+ goto clean;
}
str_init_alloc_copy(dest, size, buf->ptr.pchar + buf->rpos);
- return size;
+ r = size;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
+ return r;
}
DEF_BUF_PEEK(u8)
@@ -599,27 +650,32 @@ s_str * buf_read (s_buf *buf, uw size, s_str *dest)
{
char *p;
sw r;
+ s_str *result = NULL;
s_str tmp = {0};
assert(buf);
if (! size)
return str_init_empty(dest);
+ rwlock_w(&buf->rwlock);
if (buf->rpos > buf->wpos)
- return NULL;
+ goto clean;
if (buf->rpos + size > buf->wpos &&
(r = buf_refill(buf, size)) < (sw) size)
- return NULL;
+ goto clean;
if (buf->rpos + size > buf->wpos) {
assert(! "buffer overflow");
- return NULL;
+ goto clean;
}
p = alloc(size);
if (! p)
- return NULL;
+ goto clean;
str_init(&tmp, p, size, p);
memcpy(p, buf->ptr.ps8 + buf->rpos, size);
buf->rpos += size;
*dest = tmp;
- return dest;
+ result = dest;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
+ return result;
}
sw buf_read_1 (s_buf *buf, const char *p)
@@ -633,6 +689,7 @@ sw buf_read_1 (s_buf *buf, const char *p)
sw buf_read_character_utf8 (s_buf *buf, character *p)
{
sw r;
+ rwlock_w(&buf->rwlock);
r = buf_peek_character_utf8(buf, p);
if (r > 0) {
if (buf->line >= 0) {
@@ -645,6 +702,7 @@ sw buf_read_character_utf8 (s_buf *buf, character *p)
}
buf->rpos += r;
}
+ rwlock_unlock_w(&buf->rwlock);
return r;
}
@@ -659,9 +717,11 @@ DEF_BUF_READ(s64)
sw buf_read_str (s_buf *buf, const s_str *src)
{
sw r;
+ rwlock_w(&buf->rwlock);
r = buf_peek_str(buf, src);
if (r > 0)
- return buf_ignore(buf, r);
+ r = buf_ignore(buf, r);
+ rwlock_unlock_w(&buf->rwlock);
return r;
}
@@ -672,6 +732,7 @@ sw buf_read_sym (s_buf *buf, const s_sym *src)
character c;
sw r;
s_buf_save save;
+ rwlock_w(&buf->rwlock);
buf_save_init(buf, &save);
r = buf_read_str(buf, &src->str);
if (r > 0 &&
@@ -684,43 +745,52 @@ sw buf_read_sym (s_buf *buf, const s_sym *src)
buf_save_restore_rpos(buf, &save);
clean:
buf_save_clean(buf, &save);
+ rwlock_unlock_w(&buf->rwlock);
return r;
}
s_str * buf_read_to_str (s_buf *buf, s_str *dest)
{
sw r;
+ s_str *result = NULL;
sw size;
+ s_str tmp = {0};
assert(buf);
assert(dest);
+ rwlock_w(&buf->rwlock);
if (buf->rpos > buf->wpos) {
err_puts("buf_read_to_str: buf->rpos > buf->wpos");
assert(! "buf_read_to_str: buf->rpos > buf->wpos");
- return NULL;
+ goto clean;
}
if (buf->wpos > buf->size) {
err_puts("buf_read_to_str: buf->wpos > buf->size");
assert(! "buf_read_to_str: buf->wpos > buf->size");
- return NULL;
+ goto clean;
}
size = buf->wpos - buf->rpos;
if (! size) {
str_init_empty(dest);
- return dest;
+ result = dest;
+ goto clean;
}
- if (! str_init_alloc_copy(dest, size, buf->ptr.pchar + buf->rpos)) {
+ if (! str_init_alloc_copy(&tmp, size, buf->ptr.pchar + buf->rpos)) {
err_puts("buf_read_to_str: str_init_alloc_copy");
assert(! "buf_read_to_str: str_init_alloc_copy");
- return NULL;
+ goto clean;
}
r = buf_ignore(buf, size);
if (r < 0) {
err_puts("buf_read_to_str: buf_ignore");
assert(! "buf_read_to_str: buf_ignore");
- str_clean(dest);
- return NULL;
+ str_clean(&tmp);
+ goto clean;
}
- return dest;
+ *dest = tmp;
+ result = dest;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
+ return result;
}
DEF_BUF_READ(u8)
@@ -754,6 +824,7 @@ sw buf_read_until_space_into_str (s_buf *buf, s_str *dest)
sw result = 0;
s_buf_save save;
s_buf tmp;
+ rwlock_w(&buf->rwlock);
buf_save_init(buf, &save);
while (1) {
if ((r = buf_peek_character_utf8(buf, &c)) < 0)
@@ -777,6 +848,7 @@ sw buf_read_until_space_into_str (s_buf *buf, s_str *dest)
buf_save_restore_rpos(buf, &save);
clean:
buf_save_clean(buf, &save);
+ rwlock_unlock_w(&buf->rwlock);
return r;
}
@@ -785,8 +857,10 @@ s_str * buf_read_until_str_into_str (s_buf *buf, const s_str *end,
{
character c;
sw r;
+ s_str *result = NULL;
s_buf_save save;
s_buf tmp;
+ rwlock_w(&buf->rwlock);
buf_save_init(buf, &save);
while (1) {
if ((r = buf_read_str(buf, end)) < 0) {
@@ -802,8 +876,8 @@ s_str * buf_read_until_str_into_str (s_buf *buf, const s_str *end,
err_puts("buf_read_until_1_into_str: buf_read_to_str");
goto restore;
}
- buf_save_clean(buf, &save);
- return dest;
+ result = dest;
+ goto clean;
}
if ((r = buf_read_character_utf8(buf, &c)) <= 0) {
if (false)
@@ -813,57 +887,70 @@ s_str * buf_read_until_str_into_str (s_buf *buf, const s_str *end,
}
restore:
buf_save_restore_rpos(buf, &save);
+ clean:
buf_save_clean(buf, &save);
- return NULL;
+ rwlock_unlock_w(&buf->rwlock);
+ return result;
}
DEF_BUF_READ(uw)
sw buf_refill (s_buf *buf, sw size)
{
- sw r = buf->wpos - buf->rpos;
+ sw r;
assert(buf);
+ rwlock_w(&buf->rwlock);
+ r = buf->wpos - buf->rpos;
if (size < 0) {
err_puts("buf_refill: size < 0");
assert(! "buf_refill: size < 0");
- return -1;
+ r = -1;
+ goto clean;
}
if (buf->read_only ||
! size)
- return r;
+ goto clean;
if (buf->rpos + size > buf->wpos) {
if ((r = buf_refill_compact(buf)) < 0)
- return r;
+ goto clean;
if (buf->refill)
while (1) {
if ((r = buf->refill(buf)) < 0)
- return r;
- if (! r)
- return -1;
+ goto clean;
+ if (! r) {
+ r = -1;
+ goto clean;
+ }
if (buf->wpos - buf->rpos >= (uw) size)
break;
}
}
r = buf->wpos - buf->rpos;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
return r;
}
sw buf_refill_compact (s_buf *buf)
{
uw min_rpos;
+ sw r;
s_buf_save *save;
uw size;
assert(buf);
if (buf->read_only)
return 0;
+ rwlock_w(&buf->rwlock);
min_rpos = buf_save_min_rpos(buf);
if (min_rpos > buf->wpos) {
assert(min_rpos <= buf->wpos);
- return -1;
+ r = -1;
+ goto clean;
}
if (buf->wpos > buf->size) {
assert(buf->wpos <= buf->size);
- return -1;
+ r = -1;
+ goto clean;
}
if (min_rpos > 0) {
if (min_rpos == buf->wpos) {
@@ -892,60 +979,79 @@ sw buf_refill_compact (s_buf *buf)
buf->wpos = size;
}
}
- return 1;
+ r = 1;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
+ return r;
}
-s_str * buf_slice_to_str (const s_buf *buf, uw start, uw end,
+s_str * buf_slice_to_str (s_buf *buf, uw start, uw end,
s_str *dest)
{
+ s_str *result = NULL;
s_str tmp;
assert(buf);
assert(dest);
+ rwlock_r(&buf->rwlock);
if (start > buf->wpos) {
err_puts("buf_slice_to_str: start > wpos");
assert(! "buf_slice_to_str: start > wpos");
- return NULL;
+ goto clean;
}
if (end < start) {
err_puts("buf_slice_to_str: end < start");
assert(! "buf_slice_to_str: end < start");
- return NULL;
+ goto clean;
}
if (end > buf->wpos) {
err_puts("buf_slice_to_str: end > wpos");
assert(! "buf_slice_to_str: end > wpos");
- return NULL;
+ goto clean;
}
str_init(&tmp, NULL, end - start, buf->ptr.pchar + start);
- return str_init_copy(dest, &tmp);
+ result = str_init_copy(dest, &tmp);
+ clean:
+ rwlock_unlock_r(&buf->rwlock);
+ return result;
}
sw buf_str_to_hex (s_buf *buf, const s_str *src)
{
const u8 *b;
+ sw r;
sw size;
uw i;
- if (src->size == 0)
- return 0;
+ rwlock_w(&buf->rwlock);
+ if (src->size == 0) {
+ r = 0;
+ goto clean;
+ }
size = src->size * 2;
if (buf->wpos + size > buf->size) {
assert(! "buffer overflow");
- return -1;
+ r = -1;
+ goto clean;
}
b = src->ptr.pu8;
i = 0;
while (i++ < src->size)
- buf_u8_to_hex(buf, b++);
- return size;
+ if ((r = buf_u8_to_hex(buf, b++)) <= 0)
+ goto clean;
+ r = size;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
+ return r;
}
-s_str * buf_to_str (const s_buf *buf, s_str *str)
+s_str * buf_to_str (s_buf *buf, s_str *str)
{
void *p_free;
+ s_str *result = NULL;
assert(buf);
assert(str);
p_free = buf->free ? buf->ptr.p : NULL;
- return str_init(str, p_free, buf->size, buf->ptr.p);
+ result = str_init(str, p_free, buf->size, buf->ptr.p);
+ return result;
}
sw buf_u8_to_hex (s_buf *buf, const u8 *x)
@@ -954,6 +1060,7 @@ sw buf_u8_to_hex (s_buf *buf, const u8 *x)
sw r;
sw result = 0;
s_buf_save save;
+ rwlock_w(&buf->rwlock);
buf_save_init(buf, &save);
digit = *x >> 4;
if (digit < 10)
@@ -977,10 +1084,11 @@ sw buf_u8_to_hex (s_buf *buf, const u8 *x)
buf_save_restore_wpos(buf, &save);
clean:
buf_save_clean(buf, &save);
+ rwlock_unlock_w(&buf->rwlock);
return r;
}
-sw buf_u8_to_hex_size(const u8 *u)
+sw buf_u8_to_hex_size (const u8 *u)
{
(void) u;
return 2;
@@ -1002,19 +1110,31 @@ sw buf_write (s_buf *buf, const void *data, uw len)
assert(buf);
if (! len)
return 0;
- if (buf->wpos > buf->size)
- return -1;
+ rwlock_w(&buf->rwlock);
+ if (buf->wpos > buf->size) {
+ err_puts("buf_write: buf error: wpos > size");
+ assert(! "buf_write: buf error: wpos > size");
+ r = -1;
+ goto clean;
+ }
if (buf->wpos + len > buf->size &&
- (r = buf_flush(buf)) < (sw) len)
- return -1;
+ (r = buf_flush(buf)) < (sw) len) {
+ r = -1;
+ goto clean;
+ }
if (buf->wpos + len > buf->size) {
- assert(! "buffer overflow");
- return -1;
+ err_puts("buf_write: buffer overflow");
+ assert(! "buf_write: buffer overflow");
+ r = -1;
+ goto clean;
}
memcpy(buf->ptr.ps8 + buf->wpos, data, len);
buf->wpos += len;
buf_flush(buf);
- return len;
+ r = len;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
+ return r;
}
sw buf_write_1 (s_buf *buf, const char *p)
@@ -1031,24 +1151,30 @@ sw buf_write_1_size (s_pretty *pretty, const char *p)
return buf_write_str_size(pretty, &str);
}
+DEF_BUF_WRITE(bool)
+
sw buf_write_character_utf8 (s_buf *buf, character c)
{
sw csize;
+ sw r;
sw size;
csize = character_utf8_size(c);
if (csize <= 0)
return csize;
+ rwlock_w(&buf->rwlock);
if (c == '\n')
size = csize + buf->pretty.base_column;
else
size = csize;
if (buf->wpos + size > buf->size &&
buf_flush(buf) < size) {
- return -1;
+ r = -1;
+ goto clean;
}
if (buf->wpos + size > buf->size) {
assert(! "buffer overflow");
- return -1;
+ r = -1;
+ goto clean;
}
character_utf8(c, buf->ptr.pchar + buf->wpos);
if (c == '\n') {
@@ -1059,7 +1185,10 @@ sw buf_write_character_utf8 (s_buf *buf, character c)
else
buf->pretty.column++;
buf->wpos += size;
- return size;
+ r = size;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
+ return r;
}
sw buf_write_character_utf8_size (s_pretty *pretty, character c)
@@ -1080,92 +1209,13 @@ sw buf_write_character_utf8_size (s_pretty *pretty, character c)
return size;
}
-sw buf_write_f32 (s_buf *buf, f32 x)
-{
- const sw size = 4;
- assert(buf);
- if (buf->wpos + size > buf->size &&
- buf_flush(buf) < size)
- return -1;
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- *((f32 *) (buf->ptr.pu8 + buf->wpos)) = x;
- buf->wpos += size;
- return size;
-}
-
-sw buf_write_f64 (s_buf *buf, f64 v)
-{
- const sw size = 8;
- assert(buf);
- if (buf->wpos + size > buf->size &&
- buf_flush(buf) < size)
- return -1;
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- *((f64 *) (buf->ptr.pu8 + buf->wpos)) = v;
- buf->wpos += size;
- return size;
-}
-
-sw buf_write_s8 (s_buf *buf, s8 x)
-{
- const sw size = 1;
- assert(buf);
- if (buf->wpos + size > buf->size &&
- buf_flush(buf) < size)
- return -1;
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- buf->ptr.ps8[buf->wpos] = x;
- buf->wpos += size;
- return size;
-}
-
-sw buf_write_s16 (s_buf *buf, s16 x)
-{
- const sw size = 2;
- assert(buf);
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- *((s16 *) (buf->ptr.pu8 + buf->wpos)) = x;
- buf->wpos += size;
- return size;
-}
-
-sw buf_write_s32 (s_buf *buf, s32 x)
-{
- const sw size = 4;
- assert(buf);
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- *((s32 *) (buf->ptr.pu8 + buf->wpos)) = x;
- buf->wpos += size;
- return size;
-}
-
-sw buf_write_s64 (s_buf *buf, s64 v)
-{
- const sw size = 8;
- assert(buf);
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- *((s64 *) (buf->ptr.pu8 + buf->wpos)) = v;
- buf->wpos += size;
- return size;
-}
+DEF_BUF_WRITE(f32)
+DEF_BUF_WRITE(f64)
+DEF_BUF_WRITE(f128)
+DEF_BUF_WRITE(s8)
+DEF_BUF_WRITE(s16)
+DEF_BUF_WRITE(s32)
+DEF_BUF_WRITE(s64)
sw buf_write_str (s_buf *buf, const s_str *src)
{
@@ -1176,13 +1226,17 @@ sw buf_write_str (s_buf *buf, const s_str *src)
assert(buf);
assert(src);
s = *src;
+ rwlock_w(&buf->rwlock);
while ((r = str_read_character_utf8(&s, &c)) > 0) {
if ((r = buf_write_character_utf8(buf, c)) < 0)
- return r;
+ goto clean;
result += r;
}
buf_flush(buf);
- return result;
+ r = result;
+ clean:
+ rwlock_unlock_w(&buf->rwlock);
+ return r;
}
sw buf_write_str_size (s_pretty *pretty, const s_str *src)
@@ -1206,10 +1260,12 @@ sw buf_write_str_without_indent (s_buf *buf, const s_str *src)
{
s_pretty_save pretty_save;
sw r;
+ rwlock_w(&buf->rwlock);
pretty_save_init(&pretty_save, &buf->pretty);
pretty_indent_at_column(&buf->pretty, 0);
r = buf_write_str(buf, src);
pretty_save_clean(&pretty_save, &buf->pretty);
+ rwlock_unlock_w(&buf->rwlock);
return r;
}
@@ -1225,62 +1281,12 @@ sw buf_write_str_without_indent_size (s_pretty *pretty,
return r;
}
-sw buf_write_u8 (s_buf *buf, u8 x)
-{
- const sw size = 1;
- assert(buf);
- if (buf->wpos + size > buf->size &&
- buf_flush(buf) < size) {
- return -1;
- }
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- buf->ptr.pu8[buf->wpos] = x;
- buf->wpos += size;
- return size;
-}
-
-// XXX endianness
-sw buf_write_u16 (s_buf *buf, u16 x)
-{
- const sw size = 2;
- assert(buf);
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- *((u16 *) (buf->ptr.pu8 + buf->wpos)) = x;
- buf->wpos += size;
- return size;
-}
-
-sw buf_write_u32 (s_buf *buf, u32 x)
-{
- const sw size = 4;
- assert(buf);
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- *((u32 *) (buf->ptr.pu8 + buf->wpos)) = x;
- buf->wpos += size;
- return size;
-}
-
-sw buf_write_u64 (s_buf *buf, u64 v)
-{
- const sw size = 8;
- assert(buf);
- if (buf->wpos + size > buf->size) {
- assert(! "buffer overflow");
- return -1;
- }
- *((u64 *) (buf->ptr.pu8 + buf->wpos)) = v;
- buf->wpos += size;
- return size;
-}
+DEF_BUF_WRITE(sw)
+DEF_BUF_WRITE(u8)
+DEF_BUF_WRITE(u16)
+DEF_BUF_WRITE(u32)
+DEF_BUF_WRITE(u64)
+DEF_BUF_WRITE(uw)
sw buf_xfer (s_buf *dest, s_buf *src, uw size)
{
@@ -1289,38 +1295,55 @@ sw buf_xfer (s_buf *dest, s_buf *src, uw size)
assert(src);
if (size == 0)
return 0;
+ rwlock_w(&dest->rwlock);
+ rwlock_w(&src->rwlock);
assert(src->rpos <= src->wpos);
assert(dest->rpos <= dest->wpos);
if (src->rpos + size > src->wpos &&
(r = buf_refill(src, size)) < (sw) size) {
if (r < 0)
- return r;
- return 0;
+ goto clean;
+ r = 0;
+ goto clean;
}
if (dest->wpos + size > dest->size &&
(r = buf_flush(dest)) < (sw) size) {
if (r < 0)
- return r;
- return -1;
+ goto clean;
+ r = -1;
+ goto clean;
}
memcpy(dest->ptr.ps8 + dest->wpos, src->ptr.ps8 + src->rpos, size);
src->rpos += size;
dest->wpos += size;
- return size;
+ r = size;
+ clean:
+ rwlock_unlock_w(&src->rwlock);
+ rwlock_unlock_w(&dest->rwlock);
+ return r;
}
sw buf_xfer_reverse (s_buf *src, s_buf *dest)
{
+ sw r;
sw size;
assert(src);
assert(dest);
+ rwlock_w(&src->rwlock);
+ rwlock_w(&dest->rwlock);
size = src->wpos - src->rpos;
if (dest->wpos + size > dest->size &&
- buf_flush(dest) < size)
- return -1;
+ buf_flush(dest) < size) {
+ r = -1;
+ goto clean;
+ }
for (sw i = 0; i < size; i++)
dest->ptr.ps8[dest->wpos + i] = src->ptr.ps8[src->wpos - 1 - i];
src->rpos += size;
dest->wpos += size;
- return size;
+ r = size;
+ clean:
+ rwlock_unlock_w(&dest->rwlock);
+ rwlock_unlock_w(&src->rwlock);
+ return r;
}
diff --git a/libkc3/buf.h b/libkc3/buf.h
index 300d941..5dbd502 100644
--- a/libkc3/buf.h
+++ b/libkc3/buf.h
@@ -31,6 +31,9 @@
#define PROTO_BUF_READ(type) \
sw buf_read_ ## type (s_buf *buf, type *dest)
+#define PROTO_BUF_WRITE(type) \
+ sw buf_write_ ## type (s_buf *buf, type src)
+
/* Stack-allocation compatible functions, call buf_clean after use. */
void buf_clean (s_buf *buf);
s_buf * buf_init (s_buf *buf, bool p_free, uw size, char *p);
@@ -50,91 +53,101 @@ s_buf * buf_new_alloc (uw bytes);
s_buf * buf_new_str (s_str *str);
/* Operators. */
-void buf_empty (s_buf *buf);
-sw buf_f (s_buf *buf, const char *fmt, ...);
-sw buf_flush (s_buf *buf);
-sw buf_ignore (s_buf *buf, uw size);
-sw buf_ignore_line (s_buf *buf);
-sw buf_ignore_newline (s_buf *buf);
-sw buf_ignore_spaces (s_buf *buf);
-sw buf_ignore_spaces_but_newline (s_buf *buf);
-sw buf_peek_1 (s_buf *buf, const char *p);
-sw buf_peek_character_utf8 (s_buf *buf, character *p);
+void buf_empty (s_buf *buf);
+sw buf_f (s_buf *buf, const char *fmt, ...);
+sw buf_flush (s_buf *buf);
+sw buf_ignore (s_buf *buf, uw size);
+sw buf_ignore_line (s_buf *buf);
+sw buf_ignore_newline (s_buf *buf);
+sw buf_ignore_spaces (s_buf *buf);
+sw buf_ignore_spaces_but_newline (s_buf *buf);
+sw buf_peek_1 (s_buf *buf, const char *p);
+PROTO_BUF_PEEK(bool);
+sw buf_peek_character_utf8 (s_buf *buf, character *p);
PROTO_BUF_PEEK(f32);
PROTO_BUF_PEEK(f64);
-sw buf_peek_next_character_utf8 (s_buf *buf, character *p);
+PROTO_BUF_PEEK(f128);
+sw buf_peek_next_character_utf8 (s_buf *buf, character *p);
PROTO_BUF_PEEK(s8);
PROTO_BUF_PEEK(s16);
PROTO_BUF_PEEK(s32);
PROTO_BUF_PEEK(s64);
PROTO_BUF_PEEK(sw);
-sw buf_peek_str (s_buf *buf, const s_str *src);
-sw buf_peek_to_str (s_buf *buf, s_str *dest);
+sw buf_peek_str (s_buf *buf, const s_str *src);
+sw buf_peek_to_str (s_buf *buf, s_str *dest);
PROTO_BUF_PEEK(u8);
PROTO_BUF_PEEK(u16);
PROTO_BUF_PEEK(u32);
PROTO_BUF_PEEK(u64);
PROTO_BUF_PEEK(uw);
-sw buf_read_integer (s_buf *buf, s_integer *dst);
-sw buf_read_character_utf8 (s_buf *buf, character *p);
-s_str * buf_read (s_buf *buf, uw size, s_str *dest);
-sw buf_read_1 (s_buf *buf, const char *p);
-sw buf_read_f32 (s_buf *buf, f32 *p);
-sw buf_read_f64 (s_buf *buf, f64 *p);
-sw buf_read_s8 (s_buf *buf, s8 *p);
-sw buf_read_s16 (s_buf *buf, s16 *p);
-sw buf_read_s32 (s_buf *buf, s32 *p);
-sw buf_read_s64 (s_buf *buf, s64 *p);
-sw buf_read_str (s_buf *buf, const s_str *src);
-sw buf_read_sym (s_buf *buf, const s_sym *src);
-s_str * buf_read_to_str (s_buf *buf, s_str *dest);
-sw buf_read_u8 (s_buf *buf, u8 *p);
-sw buf_read_u16 (s_buf *buf, u16 *p);
-sw buf_read_u32 (s_buf *buf, u32 *p);
-sw buf_read_u64 (s_buf *buf, u64 *p);
-s_str * buf_read_until_1_into_str(s_buf *buf, const char *end,
- s_str *dest);
-s_str * buf_read_until_character_into_str (s_buf *buf, character end,
- s_str *dest);
-sw buf_read_until_space_into_str (s_buf *buf, s_str *dest);
-s_str * buf_read_until_str_into_str (s_buf *buf, const s_str *end,
- s_str *dest);
-sw buf_read_integer (s_buf *buf, s_integer *dst);
-sw buf_refill (s_buf *buf, sw size);
-sw buf_refill_compact (s_buf *buf);
-s_buf * buf_restore (s_buf *buf, const s_buf *save);
-sw buf_seek (s_buf *buf, sw offset, u8 whence);
-sw buf_str_to_hex (s_buf *buf, const s_str *src);
-sw buf_str_to_hex_size (const s_str *src);
-sw buf_u8_to_hex (s_buf *buf, const u8 *x);
-sw buf_u8_to_hex_size (const u8 *x);
-sw buf_vf (s_buf *buf, const char *fmt, va_list ap);
-sw buf_write (s_buf *buf, const void *data, uw len);
-sw buf_write_1 (s_buf *buf, const char *p);
-sw buf_write_1_size (s_pretty *pretty, const char *p);
-sw buf_write_character_utf8 (s_buf *buf, character c);
-sw buf_write_f32 (s_buf *buf, f32 x);
-sw buf_write_f64 (s_buf *buf, f64 x);
-sw buf_write_s8 (s_buf *buf, s8 i);
-sw buf_write_s16 (s_buf *buf, s16 i);
-sw buf_write_s32 (s_buf *buf, s32 i);
-sw buf_write_s64 (s_buf *buf, s64 i);
-sw buf_write_str (s_buf *buf, const s_str *src);
-sw buf_write_str_size (s_pretty *pretty, const s_str *src);
-sw buf_write_str_without_indent (s_buf *buf, const s_str *src);
-sw buf_write_str_without_indent_size (s_pretty *pretty,
- const s_str *src);
-sw buf_write_u8 (s_buf *buf, u8 i);
-sw buf_write_u16 (s_buf *buf, u16 i);
-sw buf_write_u32 (s_buf *buf, u32 i);
-sw buf_write_u64 (s_buf *buf, u64 i);
-sw buf_xfer (s_buf *buf, s_buf *src, uw size);
-sw buf_xfer_reverse(s_buf *src, s_buf *dest);
+sw buf_read_integer (s_buf *buf, s_integer *dst);
+sw buf_read_character_utf8 (s_buf *buf, character *p);
+s_str * buf_read (s_buf *buf, uw size, s_str *dest);
+sw buf_read_1 (s_buf *buf, const char *p);
+PROTO_BUF_READ(bool);
+PROTO_BUF_READ(f32);
+PROTO_BUF_READ(f64);
+PROTO_BUF_READ(f128);
+PROTO_BUF_READ(s8);
+PROTO_BUF_READ(s16);
+PROTO_BUF_READ(s32);
+PROTO_BUF_READ(s64);
+sw buf_read_str (s_buf *buf, const s_str *src);
+PROTO_BUF_READ(sw);
+sw buf_read_sym (s_buf *buf, const s_sym *src);
+s_str * buf_read_to_str (s_buf *buf, s_str *dest);
+PROTO_BUF_READ(u8);
+PROTO_BUF_READ(u16);
+PROTO_BUF_READ(u32);
+PROTO_BUF_READ(u64);
+s_str * buf_read_until_1_into_str(s_buf *buf, const char *end,
+ s_str *dest);
+s_str * buf_read_until_character_into_str (s_buf *buf, character end,
+ s_str *dest);
+sw buf_read_until_space_into_str (s_buf *buf, s_str *dest);
+s_str * buf_read_until_str_into_str (s_buf *buf, const s_str *end,
+ s_str *dest);
+PROTO_BUF_READ(uw);
+sw buf_read_integer (s_buf *buf, s_integer *dst);
+sw buf_refill (s_buf *buf, sw size);
+sw buf_refill_compact (s_buf *buf);
+s_buf * buf_restore (s_buf *buf, const s_buf *save);
+sw buf_seek (s_buf *buf, sw offset, u8 whence);
+s_str * buf_slice_to_str (s_buf *buf, uw start, uw end,
+ s_str *dest);
+sw buf_str_to_hex (s_buf *buf, const s_str *src);
+sw buf_str_to_hex_size (const s_str *src);
+s_str * buf_to_str (s_buf *buf, s_str *dest);
+s_ratio * buf_to_ratio (s_buf *buf, s_ratio *ratio);
+sw buf_u8_to_hex (s_buf *buf, const u8 *x);
+sw buf_u8_to_hex_size (const u8 *x);
+sw buf_vf (s_buf *buf, const char *fmt, va_list ap);
+sw buf_write (s_buf *buf, const void *data, uw len);
+sw buf_write_1 (s_buf *buf, const char *p);
+sw buf_write_1_size (s_pretty *pretty, const char *p);
+PROTO_BUF_WRITE(bool);
+sw buf_write_character_utf8 (s_buf *buf, character c);
+PROTO_BUF_WRITE(f32);
+PROTO_BUF_WRITE(f64);
+PROTO_BUF_WRITE(f128);
+PROTO_BUF_WRITE(s8);
+PROTO_BUF_WRITE(s16);
+PROTO_BUF_WRITE(s32);
+PROTO_BUF_WRITE(s64);
+sw buf_write_str (s_buf *buf, const s_str *src);
+sw buf_write_str_size (s_pretty *pretty, const s_str *src);
+sw buf_write_str_without_indent (s_buf *buf, const s_str *src);
+sw buf_write_str_without_indent_size (s_pretty *pretty,
+ const s_str *src);
+PROTO_BUF_WRITE(sw);
+PROTO_BUF_WRITE(u8);
+PROTO_BUF_WRITE(u16);
+PROTO_BUF_WRITE(u32);
+PROTO_BUF_WRITE(u64);
+PROTO_BUF_WRITE(uw);
+sw buf_xfer (s_buf *buf, s_buf *src, uw size);
+sw buf_xfer_reverse(s_buf *src, s_buf *dest);
/* Observers. */
-s_str * buf_slice_to_str (const s_buf *buf, uw start, uw end,
- s_str *dest);
-s_str * buf_to_str (const s_buf *buf, s_str *dest);
-s_ratio * buf_to_ratio (const s_buf *buf, s_ratio *ratio);
#endif /* LIBKC3_BUF_H */