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Add functions to control how IMMEDIATE_DATA and INITIAL_R2T is negotiated

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This commit is contained in:
Ronnie Sahlberg
2012-12-01 09:19:50 -08:00
parent 9a570e0b37
commit 276f600181
5 changed files with 57 additions and 10 deletions
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10
include/iscsi-private.h
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@@ -52,16 +52,6 @@ struct iscsi_in_pdu {
void iscsi_free_iscsi_in_pdu(struct iscsi_context *iscsi, struct iscsi_in_pdu *in);
void iscsi_free_iscsi_inqueue(struct iscsi_context *iscsi, struct iscsi_in_pdu *inqueue);
enum iscsi_initial_r2t {
ISCSI_INITIAL_R2T_NO = 0,
ISCSI_INITIAL_R2T_YES = 1
};
enum iscsi_immediate_data {
ISCSI_IMMEDIATE_DATA_NO = 0,
ISCSI_IMMEDIATE_DATA_YES = 1
};
struct iscsi_context {
char initiator_name[MAX_STRING_SIZE+1];
char target_name[MAX_STRING_SIZE+1];

28
include/iscsi.h
View File

@@ -84,6 +84,34 @@ struct iscsi_url {
struct iscsi_context *iscsi;
};
/*
* This function is used to set the desired mode for immediate data.
* This can be set on a context before it has been logged in to the target
* and controls how the initiator will try to negotiate the immediate data.
*
* Default is for libiscsi to try to negotiate ISCSI_IMMEDIATE_DATA_YES
*/
enum iscsi_immediate_data {
ISCSI_IMMEDIATE_DATA_NO = 0,
ISCSI_IMMEDIATE_DATA_YES = 1
};
int iscsi_set_immediate_data(struct iscsi_context *iscsi, enum iscsi_immediate_data immediate_data);
/*
* This function is used to set the desired mode for initial_r2t
* This can be set on a context before it has been logged in to the target
* and controls how the initiator will try to negotiate the initial r2t.
*
* Default is for libiscsi to try to negotiate ISCSI_INITIAL_R2T_YES
*/
enum iscsi_initial_r2t {
ISCSI_INITIAL_R2T_NO = 0,
ISCSI_INITIAL_R2T_YES = 1
};
int
iscsi_set_initial_r2t(struct iscsi_context *iscsi, enum iscsi_initial_r2t initial_r2t);
/*
* This function is used to parse an iSCSI URL into a iscsi_url structure.
* iSCSI URL format :