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Add capn_init_malloc to provide a malloc based create function

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This commit is contained in:
James McKaskill 2013-05-06 00:03:17 -04:00
parent edfcaf9d34
commit e0a5769d06
4 changed files with 60 additions and 6 deletions
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18
capn.h
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@ -15,6 +15,8 @@
* create is used to create or lookup an alternate segment that has at least
* sz available (ie returned seg->len + sz <= seg->cap)
*
* Allocated segments must be zero initialized.
*
* create and lookup can be NULL if you don't need multiple segments and don't
* want to support copying
*
@ -56,7 +58,7 @@ struct capn_tree {
*
* data, len, and cap must all by 8 byte aligned
*
* data, len, cap, id should all set by the user. Other values should be zero
* data, len, cap should all set by the user. Other values should be zero
* initialized.
*/
struct capn_segment {
@ -150,7 +152,7 @@ int capn_write_data(struct capn_ptr *p, int off, struct capn_data tgt);
* The function returns the number of elements read or -1 on an error.
* off must be byte aligned for capn_read_1
*/
int capn_read_1(const struct capn_list1 *p, int off, uint8_t *data, int sz);
int capn_read1(const struct capn_list1 *p, int off, uint8_t *data, int sz);
int capn_read8(const struct capn_list8 *p, int off, uint8_t *data, int sz);
int capn_read16(const struct capn_list16 *p, int off, uint16_t *data, int sz);
int capn_read32(const struct capn_list32 *p, int off, uint32_t *data, int sz);
@ -162,7 +164,7 @@ int capn_read64(const struct capn_list64 *p, int off, uint64_t *data, int sz);
* The function returns the number of elemnts written or -1 on an error.
* off must be byte aligned for capn_read_1
*/
int capn_write_1(struct capn_list1 *p, int off, const uint8_t *data, int sz);
int capn_write1(struct capn_list1 *p, int off, const uint8_t *data, int sz);
int capn_write8(struct capn_list8 *p, int off, const uint8_t *data, int sz);
int capn_write16(struct capn_list16 *p, int off, const uint16_t *data, int sz);
int capn_write32(struct capn_list32 *p, int off, const uint32_t *data, int sz);
@ -201,6 +203,16 @@ CAPN_INLINE int capn_set32(struct capn_ptr *p, int off, uint32_t val);
CAPN_INLINE int capn_set64(struct capn_ptr *p, int off, uint64_t val);
/* capn_init_malloc inits the capn struct with a create function which
* allocates segments on the heap using malloc
*
* capn_free_all frees all the segment headers and data created by the create
* function setup by capn_init_malloc
*/
void capn_init_malloc(struct capn *c);
void capn_free_all(struct capn *c);
int capn_marshal_iptr(const union capn_iptr*, struct capn_ptr*, int off);
/* Inline functions */