Replace user_id masks with a macro (#8)

In multiple places throughout ipmi_user.c a user id mask
was used as a magic number, in some places the mask was wrong.
This commit replaces all those magic numbers with a single
IPMI_UID() macro.

Resolves ipmitool/ipmitool#6
This commit is contained in:
Alexander Amelkin 2018-05-30 18:57:20 +03:00 committed by GitHub
parent 564aef2aff
commit 432f06db3f
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 12 additions and 7 deletions

View File

@ -48,6 +48,9 @@
#define IPMI_USER_ENABLE_DISABLED 0x80
#define IPMI_USER_ENABLE_RESERVED 0xC0
#define IPMI_UID_MASK 0x3F /* The user_id is 6-bit and is usually in bits [5:0] */
#define IPMI_UID(id) ((id) & IPMI_UID_MASK)
/* (22.27) Get and (22.26) Set User Access */
struct user_access_t {
uint8_t callin_callback;

View File

@ -76,7 +76,7 @@ _ipmi_get_user_access(struct ipmi_intf *intf,
return (-3);
}
data[0] = user_access_rsp->channel & 0x0F;
data[1] = user_access_rsp->user_id & 0x3F;
data[1] = IPMI_UID(user_access_rsp->user_id);
req.msg.netfn = IPMI_NETFN_APP;
req.msg.cmd = IPMI_GET_USER_ACCESS;
req.msg.data = data;
@ -89,10 +89,10 @@ _ipmi_get_user_access(struct ipmi_intf *intf,
} else if (rsp->data_len != 4) {
return (-2);
}
user_access_rsp->max_user_ids = rsp->data[0] & 0x3F;
user_access_rsp->max_user_ids = IPMI_UID(rsp->data[0]);
user_access_rsp->enable_status = rsp->data[1] & 0xC0;
user_access_rsp->enabled_user_ids = rsp->data[1] & 0x3F;
user_access_rsp->fixed_user_ids = rsp->data[2] & 0x3F;
user_access_rsp->enabled_user_ids = IPMI_UID(rsp->data[1]);
user_access_rsp->fixed_user_ids = IPMI_UID(rsp->data[2]);
user_access_rsp->callin_callback = rsp->data[3] & 0x40;
user_access_rsp->link_auth = rsp->data[3] & 0x20;
user_access_rsp->ipmi_messaging = rsp->data[3] & 0x10;
@ -117,7 +117,7 @@ _ipmi_get_user_name(struct ipmi_intf *intf, struct user_name_t *user_name_ptr)
if (user_name_ptr == NULL) {
return (-3);
}
data[0] = user_name_ptr->user_id & 0x3F;
data[0] = IPMI_UID(user_name_ptr->user_id);
req.msg.netfn = IPMI_NETFN_APP;
req.msg.cmd = IPMI_GET_USER_NAME;
req.msg.data = data;
@ -165,7 +165,7 @@ _ipmi_set_user_access(struct ipmi_intf *intf,
data[0] |= 0x10;
}
data[0] |= (user_access_req->channel & 0x0F);
data[1] = user_access_req->user_id & 0x3F;
data[1] = IPMI_UID(user_access_req->user_id);
data[2] = user_access_req->privilege_limit & 0x0F;
data[3] = user_access_req->session_limit & 0x0F;
req.msg.netfn = IPMI_NETFN_APP;
@ -205,7 +205,7 @@ _ipmi_set_user_password(struct ipmi_intf *intf, uint8_t user_id,
}
memset(data, 0, data_len);
data[0] = (is_twenty_byte) ? 0x80 : 0x00;
data[0] |= (0x0F & user_id);
data[0] |= IPMI_UID(user_id);
data[1] = 0x03 & operation;
if (password != NULL) {
size_t copy_len = strlen(password);
@ -371,6 +371,8 @@ ipmi_user_set_username(
req.msg.data_len = sizeof(msg_data);
memset(msg_data, 0, sizeof(msg_data));
user_id = IPMI_UID(user_id);
/* The channel number will remain constant throughout this function */
msg_data[0] = user_id;
strncpy((char *)(msg_data + 1), name, strlen(name));