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tcpip.h, tcpip.c: add tcpip_callback_with_block function for the task #7490 "Add return value to sys_mbox_post". tcpip_callback is always defined as "blocking" ("block" parameter = 1).

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This commit is contained in:
fbernon
2008-01-10 21:47:52 +00:00
parent bceff76c70
commit 4e40fee1db
3 changed files with 18 additions and 3 deletions
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12
src/api/tcpip.c
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@@ -349,10 +349,11 @@ tcpip_input(struct pbuf *p, struct netif *inp)
*
* @param f the function to call
* @param ctx parameter passed to f
* @param block 1 to block until the request is posted, 0 to non-blocking mode
* @return ERR_OK if the function was called, another err_t if not
*/
err_t
tcpip_callback(void (*f)(void *ctx), void *ctx)
tcpip_callback_with_block(void (*f)(void *ctx), void *ctx, u8_t block)
{
struct tcpip_msg *msg;
@@ -365,7 +366,14 @@ tcpip_callback(void (*f)(void *ctx), void *ctx)
msg->type = TCPIP_MSG_CALLBACK;
msg->msg.cb.f = f;
msg->msg.cb.ctx = ctx;
sys_mbox_post(mbox, msg);
if (block) {
sys_mbox_post(mbox, msg);
} else {
if (sys_mbox_trypost(mbox, msg) != ERR_OK) {
memp_free(MEMP_TCPIP_MSG_API, msg);
return ERR_MEM;
}
}
return ERR_OK;
}
return ERR_VAL;