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path: root/lib/erl_interface/src/connect/eirecv.c
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Diffstat (limited to 'lib/erl_interface/src/connect/eirecv.c')
-rw-r--r--lib/erl_interface/src/connect/eirecv.c62
1 files changed, 44 insertions, 18 deletions
diff --git a/lib/erl_interface/src/connect/eirecv.c b/lib/erl_interface/src/connect/eirecv.c
index 7b9dbfc387..47eea06ced 100644
--- a/lib/erl_interface/src/connect/eirecv.c
+++ b/lib/erl_interface/src/connect/eirecv.c
@@ -60,22 +60,36 @@ ei_recv_internal (int fd,
int arity;
int version;
int index = 0;
- int i = 0;
- int res;
+ int err;
int show_this_msg = 0;
+ ei_socket_callbacks *cbs;
+ void *ctx;
+ ssize_t rlen;
+ unsigned tmo = ms == 0 ? EI_SCLBK_INF_TMO : ms;
+
+ err = EI_GET_CBS_CTX__(&cbs, &ctx, fd);
+ if (err) {
+ EI_CONN_SAVE_ERRNO__(err);
+ return -1;
+ }
/* get length field */
- if ((res = ei_read_fill_t(fd, header, 4, ms)) != 4)
- {
- erl_errno = (res == -2) ? ETIMEDOUT : EIO;
+ rlen = 4;
+ err = ei_read_fill_ctx_t__(cbs, ctx, header, &rlen, tmo);
+ if (!err && rlen != 4)
+ err = EIO;
+ if (err) {
+ EI_CONN_SAVE_ERRNO__(err);
return -1;
}
+
len = get32be(s);
/* got tick - respond and return */
if (!len) {
char tock[] = {0,0,0,0};
- ei_write_fill_t(fd, tock, sizeof(tock), ms); /* Failure no problem */
+ ssize_t wlen = sizeof(tock);
+ ei_write_fill_ctx_t__(cbs, ctx, tock, &wlen, tmo); /* Failure no problem */
*msglenp = 0;
return 0; /* maybe flag ERL_EAGAIN [sverkerw] */
}
@@ -86,9 +100,12 @@ ei_recv_internal (int fd,
ei_trace(-1,NULL);
/* read enough to get at least entire header */
- bytesread = (len > EIRECVBUF ? EIRECVBUF : len);
- if ((i = ei_read_fill_t(fd,header,bytesread,ms)) != bytesread) {
- erl_errno = (i == -2) ? ETIMEDOUT : EIO;
+ rlen = bytesread = (len > EIRECVBUF ? EIRECVBUF : len);
+ err = ei_read_fill_ctx_t__(cbs, ctx, header, &rlen, tmo);
+ if (!err && rlen != bytesread)
+ err = EIO;
+ if (err) {
+ EI_CONN_SAVE_ERRNO__(err);
return -1;
}
@@ -212,12 +229,17 @@ ei_recv_internal (int fd,
*/
if (msglen > *bufsz) {
if (staticbufp) {
- int sz = EIRECVBUF;
/* flush in rest of packet */
while (remain > 0) {
- if (remain < sz) sz = remain;
- if ((i=ei_read_fill_t(fd,header,sz,ms)) <= 0) break;
- remain -= i;
+ rlen = remain > EIRECVBUF ? EIRECVBUF : remain;
+ err = ei_read_fill_ctx_t__(cbs, ctx, header, &rlen, tmo);
+ if (err) {
+ EI_CONN_SAVE_ERRNO__(err);
+ return -1;
+ }
+ if (rlen == 0)
+ break;
+ remain -= rlen;
}
erl_errno = EMSGSIZE;
return -1;
@@ -247,11 +269,15 @@ ei_recv_internal (int fd,
/* read the rest of the message into callers buffer */
if (remain > 0) {
- if ((i = ei_read_fill_t(fd,mbuf+bytesread-index,remain,ms)) != remain) {
- *msglenp = bytesread-index+1; /* actual bytes in users buffer */
- erl_errno = (i == -2) ? ETIMEDOUT : EIO;
- return -1;
- }
+ rlen = remain;
+ err = ei_read_fill_ctx_t__(cbs, ctx, mbuf+bytesread-index, &rlen, tmo);
+ if (!err && rlen != remain)
+ err = EIO;
+ if (err) {
+ *msglenp = bytesread-index+1; /* actual bytes in users buffer */
+ EI_CONN_SAVE_ERRNO__(err);
+ return -1;
+ }
}
if (show_this_msg)