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sftp: Use calloc() instead of malloc()/memset()

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This is calloc() is faster then calling memset().

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Andreas Schneider
2016-05-04 14:56:22 +02:00
parent 5c70dd8b85
commit 412c501442
1 changed files with 14 additions and 26 deletions
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40
src/sftp.c
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@@ -65,11 +65,10 @@ static void status_msg_free(sftp_status_message status);
static sftp_ext sftp_ext_new(void) {
sftp_ext ext;
ext = malloc(sizeof(struct sftp_ext_struct));
ext = calloc(1, sizeof(struct sftp_ext_struct));
if (ext == NULL) {
return NULL;
}
ZERO_STRUCTP(ext);
return ext;
}
@@ -100,13 +99,12 @@ sftp_session sftp_new(ssh_session session){
return NULL;
}
sftp = malloc(sizeof(struct sftp_session_struct));
sftp = calloc(1, sizeof(struct sftp_session_struct));
if (sftp == NULL) {
ssh_set_error_oom(session);
return NULL;
}
ZERO_STRUCTP(sftp);
sftp->ext = sftp_ext_new();
if (sftp->ext == NULL) {
@@ -149,13 +147,12 @@ sftp_session sftp_new_channel(ssh_session session, ssh_channel channel){
return NULL;
}
sftp = malloc(sizeof(struct sftp_session_struct));
sftp = calloc(1, sizeof(struct sftp_session_struct));
if (sftp == NULL) {
ssh_set_error_oom(session);
return NULL;
}
ZERO_STRUCTP(sftp);
sftp->ext = sftp_ext_new();
if (sftp->ext == NULL) {
@@ -175,12 +172,11 @@ sftp_session sftp_new_channel(ssh_session session, ssh_channel channel){
sftp_session sftp_server_new(ssh_session session, ssh_channel chan){
sftp_session sftp = NULL;
sftp = malloc(sizeof(struct sftp_session_struct));
sftp = calloc(1, sizeof(struct sftp_session_struct));
if (sftp == NULL) {
ssh_set_error_oom(session);
return NULL;
}
ZERO_STRUCTP(sftp);
sftp->session = session;
sftp->channel = chan;
@@ -309,7 +305,7 @@ sftp_packet sftp_packet_read(sftp_session sftp) {
size_t size;
int r, s;
packet = malloc(sizeof(struct sftp_packet_struct));
packet = calloc(1, sizeof(struct sftp_packet_struct));
if (packet == NULL) {
ssh_set_error_oom(sftp->session);
return NULL;
@@ -398,12 +394,11 @@ int sftp_get_error(sftp_session sftp) {
static sftp_message sftp_message_new(sftp_session sftp){
sftp_message msg = NULL;
msg = malloc(sizeof(struct sftp_message_struct));
msg = calloc(1, sizeof(struct sftp_message_struct));
if (msg == NULL) {
ssh_set_error_oom(sftp->session);
return NULL;
}
ZERO_STRUCTP(msg);
msg->payload = ssh_buffer_new();
if (msg->payload == NULL) {
@@ -663,12 +658,11 @@ int sftp_extension_supported(sftp_session sftp, const char *name,
static sftp_request_queue request_queue_new(sftp_message msg) {
sftp_request_queue queue = NULL;
queue = malloc(sizeof(struct sftp_request_queue_struct));
queue = calloc(1, sizeof(struct sftp_request_queue_struct));
if (queue == NULL) {
ssh_set_error_oom(msg->sftp->session);
return NULL;
}
ZERO_STRUCTP(queue);
queue->message = msg;
@@ -766,12 +760,11 @@ static sftp_status_message parse_status_msg(sftp_message msg){
return NULL;
}
status = malloc(sizeof(struct sftp_status_message_struct));
status = calloc(1, sizeof(struct sftp_status_message_struct));
if (status == NULL) {
ssh_set_error_oom(msg->sftp->session);
return NULL;
}
ZERO_STRUCTP(status);
status->id = msg->id;
rc = ssh_buffer_unpack(msg->payload, "d",
@@ -825,12 +818,11 @@ static sftp_file parse_handle_msg(sftp_message msg){
return NULL;
}
file = malloc(sizeof(struct sftp_file_struct));
file = calloc(1, sizeof(struct sftp_file_struct));
if (file == NULL) {
ssh_set_error_oom(msg->sftp->session);
return NULL;
}
ZERO_STRUCTP(file);
file->handle = ssh_buffer_get_ssh_string(msg->payload);
if (file->handle == NULL) {
@@ -910,13 +902,12 @@ sftp_dir sftp_opendir(sftp_session sftp, const char *path){
file = parse_handle_msg(msg);
sftp_message_free(msg);
if (file != NULL) {
dir = malloc(sizeof(struct sftp_dir_struct));
dir = calloc(1, sizeof(struct sftp_dir_struct));
if (dir == NULL) {
ssh_set_error_oom(sftp->session);
free(file);
return NULL;
}
ZERO_STRUCTP(dir);
dir->sftp = sftp;
dir->name = strdup(path);
@@ -954,12 +945,11 @@ static sftp_attributes sftp_parse_attr_4(sftp_session sftp, ssh_buffer buf,
/* unused member variable */
(void) expectnames;
attr = malloc(sizeof(struct sftp_attributes_struct));
attr = calloc(1, sizeof(struct sftp_attributes_struct));
if (attr == NULL) {
ssh_set_error_oom(sftp->session);
return NULL;
}
ZERO_STRUCTP(attr);
/* This isn't really a loop, but it is like a try..catch.. */
do {
@@ -1150,7 +1140,7 @@ static char *sftp_parse_longname(const char *longname,
/* There is no strndup on windows */
len = q - p + 1;
x = malloc(len);
x = calloc(1, len);
if (x == NULL) {
return NULL;
}
@@ -1180,12 +1170,11 @@ static sftp_attributes sftp_parse_attr_3(sftp_session sftp, ssh_buffer buf,
sftp_attributes attr;
int rc;
attr = malloc(sizeof(struct sftp_attributes_struct));
attr = calloc(1, sizeof(struct sftp_attributes_struct));
if (attr == NULL) {
ssh_set_error_oom(sftp->session);
return NULL;
}
ZERO_STRUCTP(attr);
if (expectname) {
rc = ssh_buffer_unpack(buf, "ss",
@@ -2664,12 +2653,11 @@ static sftp_statvfs_t sftp_parse_statvfs(sftp_session sftp, ssh_buffer buf) {
sftp_statvfs_t statvfs;
int rc;
statvfs = malloc(sizeof(struct sftp_statvfs_struct));
statvfs = calloc(1, sizeof(struct sftp_statvfs_struct));
if (statvfs == NULL) {
ssh_set_error_oom(sftp->session);
return NULL;
}
ZERO_STRUCTP(statvfs);
rc = ssh_buffer_unpack(buf, "qqqqqqqqqqq",
&statvfs->f_bsize, /* file system block size */