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buffer: Reformat ssh_buffer_get_ssh_string

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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jakub Jelen
2018-09-11 15:55:03 +02:00
committed by Andreas Schneider
parent 03a66b8599
commit 4d09c6dc31
1 changed files with 29 additions and 24 deletions
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53
src/buffer.c
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@@ -758,32 +758,37 @@ int ssh_buffer_validate_length(struct ssh_buffer_struct *buffer, size_t len)
*
* @returns The SSH String, NULL on error.
*/
struct ssh_string_struct *ssh_buffer_get_ssh_string(struct ssh_buffer_struct *buffer) {
uint32_t stringlen;
uint32_t hostlen;
struct ssh_string_struct *str = NULL;
int rc;
struct ssh_string_struct *
ssh_buffer_get_ssh_string(struct ssh_buffer_struct *buffer)
{
uint32_t stringlen;
uint32_t hostlen;
struct ssh_string_struct *str = NULL;
int rc;
if (ssh_buffer_get_u32(buffer, &stringlen) == 0) {
return NULL;
}
hostlen = ntohl(stringlen);
/* verify if there is enough space in buffer to get it */
rc = ssh_buffer_validate_length(buffer, hostlen);
if (rc != SSH_OK) {
return NULL; /* it is indeed */
}
str = ssh_string_new(hostlen);
if (str == NULL) {
return NULL;
}
if (ssh_buffer_get_data(buffer, ssh_string_data(str), hostlen) != hostlen) {
/* should never happen */
SAFE_FREE(str);
return NULL;
}
rc = ssh_buffer_get_u32(buffer, &stringlen);
if (rc == 0) {
return NULL;
}
hostlen = ntohl(stringlen);
/* verify if there is enough space in buffer to get it */
rc = ssh_buffer_validate_length(buffer, hostlen);
if (rc != SSH_OK) {
return NULL; /* it is indeed */
}
str = ssh_string_new(hostlen);
if (str == NULL) {
return NULL;
}
return str;
stringlen = ssh_buffer_get_data(buffer, ssh_string_data(str), hostlen);
if (stringlen != hostlen) {
/* should never happen */
SAFE_FREE(str);
return NULL;
}
return str;
}
/**