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sftp: Reformat sftp_packet_read()

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Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
(cherry picked from commit afc14fe003)
This commit is contained in:
Andreas Schneider
2018-09-03 14:34:38 +02:00
parent 12e94bfd18
commit 68adb49996
1 changed files with 85 additions and 82 deletions
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15
src/sftp.c
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@@ -313,7 +313,8 @@ int sftp_packet_write(sftp_session sftp, uint8_t type, ssh_buffer payload){
return size;
}
sftp_packet sftp_packet_read(sftp_session sftp) {
sftp_packet sftp_packet_read(sftp_session sftp)
{
unsigned char buffer[MAX_BUF_SIZE];
sftp_packet packet = NULL;
uint32_t tmp;
@@ -338,10 +339,10 @@ sftp_packet sftp_packet_read(sftp_session sftp) {
ssh_set_error_oom(sftp->session);
goto error;
}
r=0;
r = 0;
do {
// read from channel until 4 bytes have been read or an error occurs
s=ssh_channel_read(sftp->channel, buffer+r, 4-r, 0);
s = ssh_channel_read(sftp->channel, buffer + r, 4 - r, 0);
if (s < 0) {
goto error;
} else if (s == 0) {
@@ -352,7 +353,7 @@ sftp_packet sftp_packet_read(sftp_session sftp) {
} else {
r += s;
}
} while (r<4);
} while (r < 4);
ssh_buffer_add_data(packet->payload, buffer, r);
if (ssh_buffer_get_u32(packet->payload, &tmp) != sizeof(uint32_t)) {
ssh_set_error(sftp->session, SSH_FATAL, "Short sftp packet!");
@@ -385,8 +386,10 @@ sftp_packet sftp_packet_read(sftp_session sftp) {
goto error;
}
while (size > 0 && size < UINT_MAX) {
r=ssh_channel_read(sftp->channel,buffer,
sizeof(buffer)>size ? size:sizeof(buffer),0);
r = ssh_channel_read(sftp->channel,
buffer,
sizeof(buffer) > size ? size : sizeof(buffer),
0);
if (r < 0) {
/* TODO: check if there are cases where an error needs to be set here */