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no longer uses errno but Curl_sockerrno() and now acknowledges return codes

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from Curl_client_write
This commit is contained in:
Daniel Stenberg 2006-05-08 21:00:44 +00:00
parent df9108e19b
commit 3b7359a27a
1 changed files with 45 additions and 43 deletions
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88
lib/tftp.c
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@ -36,7 +36,6 @@
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#include <errno.h>
#if defined(WIN32)
#include <time.h>
@ -294,7 +293,7 @@ static void tftp_send_first(tftp_state_data_t *state, tftp_event_t event)
state->conn->ip_addr->ai_addr,
state->conn->ip_addr->ai_addrlen);
if(sbytes < 0) {
failf(data, "%s\n", Curl_strerror(state->conn, errno));
failf(data, "%s\n", Curl_strerror(state->conn, Curl_sockerrno()));
}
break;
@ -362,7 +361,7 @@ static void tftp_rx(tftp_state_data_t *state, tftp_event_t event)
(struct sockaddr *)&state->remote_addr,
state->remote_addrlen);
if(sbytes < 0) {
failf(data, "%s\n", Curl_strerror(state->conn, errno));
failf(data, "%s\n", Curl_strerror(state->conn, Curl_sockerrno()));
}
/* Check if completed (That is, a less than full packet is received) */
@ -390,7 +389,7 @@ static void tftp_rx(tftp_state_data_t *state, tftp_event_t event)
state->remote_addrlen);
/* Check all sbytes were sent */
if(sbytes<0) {
failf(data, "%s\n", Curl_strerror(state->conn, errno));
failf(data, "%s\n", Curl_strerror(state->conn, Curl_sockerrno()));
}
}
break;
@ -437,15 +436,15 @@ static void tftp_tx(tftp_state_data_t *state, tftp_event_t event)
"tftp_tx: giving up waiting for block %d ack",
state->block);
} else {
/* Re-send the data packet */
sbytes = sendto(state->sockfd, (void *)&state->spacket,
4+state->sbytes, SEND_4TH_ARG,
(struct sockaddr *)&state->remote_addr,
state->remote_addrlen);
/* Check all sbytes were sent */
if(sbytes<0) {
failf(data, "%s\n", Curl_strerror(state->conn, errno));
}
/* Re-send the data packet */
sbytes = sendto(state->sockfd, (void *)&state->spacket,
4+state->sbytes, SEND_4TH_ARG,
(struct sockaddr *)&state->remote_addr,
state->remote_addrlen);
/* Check all sbytes were sent */
if(sbytes<0) {
failf(data, "%s\n", Curl_strerror(state->conn, Curl_sockerrno()));
}
}
return;
}
@ -466,7 +465,7 @@ static void tftp_tx(tftp_state_data_t *state, tftp_event_t event)
state->remote_addrlen);
/* Check all sbytes were sent */
if(sbytes<0) {
failf(data, "%s\n", Curl_strerror(state->conn, errno));
failf(data, "%s\n", Curl_strerror(state->conn, Curl_sockerrno()));
}
break;
@ -487,7 +486,7 @@ static void tftp_tx(tftp_state_data_t *state, tftp_event_t event)
state->remote_addrlen);
/* Check all sbytes were sent */
if(sbytes<0) {
failf(data, "%s\n", Curl_strerror(state->conn, errno));
failf(data, "%s\n", Curl_strerror(state->conn, Curl_sockerrno()));
}
}
break;
@ -676,40 +675,43 @@ CURLcode Curl_tftp(struct connectdata *conn, bool *done)
}
/* Sanity check packet length */
if (state->rbytes < 4)
{
if (state->rbytes < 4) {
failf(conn->data, "Received too short packet\n");
/* Not a timeout, but how best to handle it? */
event = TFTP_EVENT_TIMEOUT;
} else {
}
else {
/* The event is given by the TFTP packet time */
event = (tftp_event_t)getrpacketevent(&state->rpacket);
/* The event is given by the TFTP packet time */
event = (tftp_event_t)getrpacketevent(&state->rpacket);
switch(event) {
case TFTP_EVENT_DATA:
/* Don't pass to the client empty or retransmitted packets */
if (state->rbytes > 4 &&
((state->block+1) == getrpacketblock(&state->rpacket))) {
Curl_client_write(data, CLIENTWRITE_BODY,
(char *)&state->rpacket.data[4], state->rbytes-4);
}
break;
case TFTP_EVENT_ERROR:
state->error = (tftp_error_t)getrpacketblock(&state->rpacket);
infof(conn->data, "%s\n", (char *)&state->rpacket.data[4]);
break;
case TFTP_EVENT_ACK:
break;
case TFTP_EVENT_RRQ:
case TFTP_EVENT_WRQ:
default:
failf(conn->data, "%s\n", "Internal error: Unexpected packet");
break;
}
switch(event) {
case TFTP_EVENT_DATA:
/* Don't pass to the client empty or retransmitted packets */
if (state->rbytes > 4 &&
((state->block+1) == getrpacketblock(&state->rpacket))) {
code = Curl_client_write(data, CLIENTWRITE_BODY,
(char *)&state->rpacket.data[4],
state->rbytes-4);
if(code)
return code;
}
break;
case TFTP_EVENT_ERROR:
state->error = (tftp_error_t)getrpacketblock(&state->rpacket);
infof(conn->data, "%s\n", (char *)&state->rpacket.data[4]);
break;
case TFTP_EVENT_ACK:
break;
case TFTP_EVENT_RRQ:
case TFTP_EVENT_WRQ:
default:
failf(conn->data, "%s\n", "Internal error: Unexpected packet");
break;
}
/* Update the progress meter */
Curl_pgrsUpdate(conn);
/* Update the progress meter */
Curl_pgrsUpdate(conn);
}
}