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Add the function buffer_size to return the number of objects in the buffer

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Patrick Pelissier committed 2017-07-15 16:38:59 +02:00
1 parent b6b1f604cd
commit 3d9ba5cee4
1 file changed
+13 -4
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m-buffer.h
+13 -4
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@@ -87,8 +87,9 @@ M_C3(buffer_, name, _init)(buffer_t v, size_t size) \
return; \ return; \
} \ } \
if (!BUFFERI_POLICY_P((policy), BUFFER_PUSH_INIT_POP_MOVE)) { \ if (!BUFFERI_POLICY_P((policy), BUFFER_PUSH_INIT_POP_MOVE)) { \
for(size_t i = 0; i < size; i++) \ for(size_t i = 0; i < size; i++) { \
M_GET_INIT oplist(v->data[i]); \ M_GET_INIT oplist(v->data[i]); \
} \
} \ } \
} \ } \
\ \
@@ -96,8 +97,9 @@ M_C3(buffer_, name, _init)(buffer_t v, size_t size) \
M_C3(bufferi_, name, _clear_obj)(buffer_t v) \ M_C3(bufferi_, name, _clear_obj)(buffer_t v) \
{ \ { \
if (!BUFFERI_POLICY_P((policy), BUFFER_PUSH_INIT_POP_MOVE)) { \ if (!BUFFERI_POLICY_P((policy), BUFFER_PUSH_INIT_POP_MOVE)) { \
for(size_t i = 0; i < BUFFERI_SIZE(m_size); i++) \ for(size_t i = 0; i < BUFFERI_SIZE(m_size); i++) { \
M_GET_CLEAR oplist(v->data[i]); \ M_GET_CLEAR oplist(v->data[i]); \
} \
} else { \ } else { \
size_t i = BUFFERI_POLICY_P((policy), BUFFER_STACK) ? 0 : v->idx_cons; \ size_t i = BUFFERI_POLICY_P((policy), BUFFER_STACK) ? 0 : v->idx_cons; \
while (i != v->idx_prod) { \ while (i != v->idx_prod) { \
@@ -140,19 +142,26 @@ M_C3(buffer_, name, _init)(buffer_t v, size_t size) \
} \ } \
\ \
static inline bool \ static inline bool \
M_C3(buffer_, name, _empty_p)(buffer_t v) \ M_C3(buffer_, name, _empty_p)(const buffer_t v) \
{ \ { \
assert(v->number <= BUFFERI_SIZE(m_size)); \ assert(v->number <= BUFFERI_SIZE(m_size)); \
return v->number == 0; \ return v->number == 0; \
} \ } \
\ \
static inline bool \ static inline bool \
M_C3(buffer_, name, _full_p)(buffer_t v) \ M_C3(buffer_, name, _full_p)(const buffer_t v) \
{ \ { \
assert(v->number <= BUFFERI_SIZE(m_size)); \ assert(v->number <= BUFFERI_SIZE(m_size)); \
return v->number == BUFFERI_SIZE(m_size); \ return v->number == BUFFERI_SIZE(m_size); \
} \ } \
\ \
static inline size_t \
M_C3(buffer_, name, _size)(const buffer_t v) \
{ \
assert(v->number <= BUFFERI_SIZE(m_size)); \
return v->number; \
} \
\
static inline bool \ static inline bool \
M_C3(buffer_, name, _push)(buffer_t v, type const data) \ M_C3(buffer_, name, _push)(buffer_t v, type const data) \
{ \ { \