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sftp: Refromat sftp_open, sftp_opendir

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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
This commit is contained in:
Jakub Jelen
2023-06-01 12:05:59 +02:00
parent 6bebac10b7
commit 7009df7b04
1 changed files with 51 additions and 47 deletions
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98
src/sftp.c
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@@ -1037,7 +1037,7 @@ sftp_dir sftp_opendir(sftp_session sftp, const char *path)
sftp_file file = NULL;
sftp_dir dir = NULL;
sftp_status_message status;
ssh_buffer payload;
ssh_buffer payload = NULL;
uint32_t id;
int rc;
@@ -1088,7 +1088,7 @@ sftp_dir sftp_opendir(sftp_session sftp, const char *path)
}
sftp_set_error(sftp, status->status);
ssh_set_error(sftp->session, SSH_REQUEST_DENIED,
"SFTP server: %s", status->errormsg);
"SFTP server: %s", status->errormsg);
status_msg_free(status);
return NULL;
case SSH_FXP_HANDLE:
@@ -1115,7 +1115,8 @@ sftp_dir sftp_opendir(sftp_session sftp, const char *path)
return dir;
default:
ssh_set_error(sftp->session, SSH_FATAL,
"Received message %d during opendir!", msg->packet_type);
"Received message %d during opendir!",
msg->packet_type);
sftp_message_free(msg);
}
@@ -1819,7 +1820,7 @@ sftp_file sftp_open(sftp_session sftp,
sftp_status_message status;
struct sftp_attributes_struct attr;
sftp_file handle;
ssh_buffer buffer;
ssh_buffer buffer = NULL;
sftp_attributes stat_data;
uint32_t sftp_flags = 0;
uint32_t id;
@@ -1851,7 +1852,8 @@ sftp_file sftp_open(sftp_session sftp,
if ((flags & O_APPEND) == O_APPEND) {
sftp_flags |= SSH_FXF_APPEND;
}
SSH_LOG(SSH_LOG_PACKET, "Opening file %s with sftp flags %" PRIx32, file, sftp_flags);
SSH_LOG(SSH_LOG_PACKET, "Opening file %s with sftp flags %" PRIx32,
file, sftp_flags);
id = sftp_get_new_id(sftp);
rc = ssh_buffer_pack(buffer,
@@ -1889,59 +1891,61 @@ sftp_file sftp_open(sftp_session sftp,
}
switch (msg->packet_type) {
case SSH_FXP_STATUS:
status = parse_status_msg(msg);
sftp_message_free(msg);
if (status == NULL) {
return NULL;
}
sftp_set_error(sftp, status->status);
ssh_set_error(sftp->session, SSH_REQUEST_DENIED,
"SFTP server: %s", status->errormsg);
status_msg_free(status);
case SSH_FXP_STATUS:
status = parse_status_msg(msg);
sftp_message_free(msg);
if (status == NULL) {
return NULL;
case SSH_FXP_HANDLE:
handle = parse_handle_msg(msg);
if (handle == NULL) {
}
sftp_set_error(sftp, status->status);
ssh_set_error(sftp->session, SSH_REQUEST_DENIED,
"SFTP server: %s", status->errormsg);
status_msg_free(status);
return NULL;
case SSH_FXP_HANDLE:
handle = parse_handle_msg(msg);
if (handle == NULL) {
return NULL;
}
sftp_message_free(msg);
if ((flags & O_APPEND) == O_APPEND) {
stat_data = sftp_stat(sftp, file);
if (stat_data == NULL) {
sftp_close(handle);
return NULL;
}
sftp_message_free(msg);
if ((flags & O_APPEND) == O_APPEND) {
stat_data = sftp_stat(sftp, file);
if (stat_data == NULL) {
sftp_close(handle);
return NULL;
}
if ((stat_data->flags & SSH_FILEXFER_ATTR_SIZE) != SSH_FILEXFER_ATTR_SIZE) {
ssh_set_error(sftp->session,
SSH_FATAL,
"Cannot open in append mode. Unknown file size.");
sftp_attributes_free(stat_data);
sftp_close(handle);
sftp_set_error(sftp, SSH_FX_FAILURE);
return NULL;
}
handle->offset = stat_data->size;
if ((stat_data->flags & SSH_FILEXFER_ATTR_SIZE) != SSH_FILEXFER_ATTR_SIZE) {
ssh_set_error(sftp->session,
SSH_FATAL,
"Cannot open in append mode. Unknown file size.");
sftp_attributes_free(stat_data);
sftp_close(handle);
sftp_set_error(sftp, SSH_FX_FAILURE);
return NULL;
}
return handle;
default:
ssh_set_error(sftp->session, SSH_FATAL,
"Received message %d during open!", msg->packet_type);
sftp_message_free(msg);
sftp_set_error(sftp, SSH_FX_BAD_MESSAGE);
handle->offset = stat_data->size;
sftp_attributes_free(stat_data);
}
return handle;
default:
ssh_set_error(sftp->session, SSH_FATAL,
"Received message %d during open!", msg->packet_type);
sftp_message_free(msg);
sftp_set_error(sftp, SSH_FX_BAD_MESSAGE);
}
return NULL;
}
void sftp_file_set_nonblocking(sftp_file handle){
handle->nonblocking=1;
void sftp_file_set_nonblocking(sftp_file handle)
{
handle->nonblocking = 1;
}
void sftp_file_set_blocking(sftp_file handle){
handle->nonblocking=0;
void sftp_file_set_blocking(sftp_file handle)
{
handle->nonblocking = 0;
}
/* Read from a file using an opened sftp file handle. */