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authorRichard W.M. Jones <rjones@redhat.com>2009-05-01 11:27:52 +0100
committerRichard W.M. Jones <rjones@redhat.com>2009-05-01 11:27:52 +0100
commit24bee20ce4196d45891925332a47a05aa5e40938 (patch)
tree434b56343dde38ae0c877cab236ada753e2f8549 /src
parent8c60f5c681b5d7cf90bc798fcaf94cd4e242e27f (diff)
downloadlibguestfs-24bee20ce4196d45891925332a47a05aa5e40938.tar.gz
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Generated code for dmesg command.
Diffstat (limited to 'src')
-rw-r--r--src/guestfs-actions.c87
-rw-r--r--src/guestfs-actions.h1
-rw-r--r--src/guestfs_protocol.c10
-rw-r--r--src/guestfs_protocol.h10
-rw-r--r--src/guestfs_protocol.x5
5 files changed, 112 insertions, 1 deletions
diff --git a/src/guestfs-actions.c b/src/guestfs-actions.c
index 99f8a446..94963ff0 100644
--- a/src/guestfs-actions.c
+++ b/src/guestfs-actions.c
@@ -8166,3 +8166,90 @@ int guestfs_drop_caches (guestfs_h *g,
return 0;
}
+struct dmesg_ctx {
+ /* This flag is set by the callbacks, so we know we've done
+ * the callbacks as expected, and in the right sequence.
+ * 0 = not called, 1 = reply_cb called.
+ */
+ int cb_sequence;
+ struct guestfs_message_header hdr;
+ struct guestfs_message_error err;
+ struct guestfs_dmesg_ret ret;
+};
+
+static void dmesg_reply_cb (guestfs_h *g, void *data, XDR *xdr)
+{
+ guestfs_main_loop *ml = guestfs_get_main_loop (g);
+ struct dmesg_ctx *ctx = (struct dmesg_ctx *) data;
+
+ /* This should definitely not happen. */
+ if (ctx->cb_sequence != 0) {
+ ctx->cb_sequence = 9999;
+ error (g, "%s: internal error: reply callback called twice", "guestfs_dmesg");
+ return;
+ }
+
+ ml->main_loop_quit (ml, g);
+
+ if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
+ error (g, "%s: failed to parse reply header", "guestfs_dmesg");
+ return;
+ }
+ if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
+ if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
+ error (g, "%s: failed to parse reply error", "guestfs_dmesg");
+ return;
+ }
+ goto done;
+ }
+ if (!xdr_guestfs_dmesg_ret (xdr, &ctx->ret)) {
+ error (g, "%s: failed to parse reply", "guestfs_dmesg");
+ return;
+ }
+ done:
+ ctx->cb_sequence = 1;
+}
+
+char *guestfs_dmesg (guestfs_h *g)
+{
+ struct dmesg_ctx ctx;
+ guestfs_main_loop *ml = guestfs_get_main_loop (g);
+ int serial;
+
+ if (check_state (g, "guestfs_dmesg") == -1) return NULL;
+ guestfs_set_busy (g);
+
+ memset (&ctx, 0, sizeof ctx);
+
+ serial = guestfs__send_sync (g, GUESTFS_PROC_DMESG, NULL, NULL);
+ if (serial == -1) {
+ guestfs_set_ready (g);
+ return NULL;
+ }
+
+ guestfs__switch_to_receiving (g);
+ ctx.cb_sequence = 0;
+ guestfs_set_reply_callback (g, dmesg_reply_cb, &ctx);
+ (void) ml->main_loop_run (ml, g);
+ guestfs_set_reply_callback (g, NULL, NULL);
+ if (ctx.cb_sequence != 1) {
+ error (g, "%s reply failed, see earlier error messages", "guestfs_dmesg");
+ guestfs_set_ready (g);
+ return NULL;
+ }
+
+ if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_DMESG, serial) == -1) {
+ guestfs_set_ready (g);
+ return NULL;
+ }
+
+ if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
+ error (g, "%s", ctx.err.error_message);
+ guestfs_set_ready (g);
+ return NULL;
+ }
+
+ guestfs_set_ready (g);
+ return ctx.ret.kmsgs; /* caller will free */
+}
+
diff --git a/src/guestfs-actions.h b/src/guestfs-actions.h
index ef4e775c..b14840c9 100644
--- a/src/guestfs-actions.h
+++ b/src/guestfs-actions.h
@@ -130,3 +130,4 @@ extern int guestfs_cp (guestfs_h *handle, const char *src, const char *dest);
extern int guestfs_cp_a (guestfs_h *handle, const char *src, const char *dest);
extern int guestfs_mv (guestfs_h *handle, const char *src, const char *dest);
extern int guestfs_drop_caches (guestfs_h *handle, int whattodrop);
+extern char *guestfs_dmesg (guestfs_h *handle);
diff --git a/src/guestfs_protocol.c b/src/guestfs_protocol.c
index 395e710f..7a40e14e 100644
--- a/src/guestfs_protocol.c
+++ b/src/guestfs_protocol.c
@@ -1518,6 +1518,16 @@ xdr_guestfs_drop_caches_args (XDR *xdrs, guestfs_drop_caches_args *objp)
}
bool_t
+xdr_guestfs_dmesg_ret (XDR *xdrs, guestfs_dmesg_ret *objp)
+{
+ register int32_t *buf;
+
+ if (!xdr_string (xdrs, &objp->kmsgs, ~0))
+ return FALSE;
+ return TRUE;
+}
+
+bool_t
xdr_guestfs_procedure (XDR *xdrs, guestfs_procedure *objp)
{
register int32_t *buf;
diff --git a/src/guestfs_protocol.h b/src/guestfs_protocol.h
index a3bf1855..40c84eea 100644
--- a/src/guestfs_protocol.h
+++ b/src/guestfs_protocol.h
@@ -784,6 +784,11 @@ struct guestfs_drop_caches_args {
};
typedef struct guestfs_drop_caches_args guestfs_drop_caches_args;
+struct guestfs_dmesg_ret {
+ char *kmsgs;
+};
+typedef struct guestfs_dmesg_ret guestfs_dmesg_ret;
+
enum guestfs_procedure {
GUESTFS_PROC_MOUNT = 1,
GUESTFS_PROC_SYNC = 2,
@@ -875,7 +880,8 @@ enum guestfs_procedure {
GUESTFS_PROC_CP_A = 88,
GUESTFS_PROC_MV = 89,
GUESTFS_PROC_DROP_CACHES = 90,
- GUESTFS_PROC_NR_PROCS = 90 + 1,
+ GUESTFS_PROC_DMESG = 91,
+ GUESTFS_PROC_NR_PROCS = 91 + 1,
};
typedef enum guestfs_procedure guestfs_procedure;
#define GUESTFS_MESSAGE_MAX 4194304
@@ -1048,6 +1054,7 @@ extern bool_t xdr_guestfs_cp_args (XDR *, guestfs_cp_args*);
extern bool_t xdr_guestfs_cp_a_args (XDR *, guestfs_cp_a_args*);
extern bool_t xdr_guestfs_mv_args (XDR *, guestfs_mv_args*);
extern bool_t xdr_guestfs_drop_caches_args (XDR *, guestfs_drop_caches_args*);
+extern bool_t xdr_guestfs_dmesg_ret (XDR *, guestfs_dmesg_ret*);
extern bool_t xdr_guestfs_procedure (XDR *, guestfs_procedure*);
extern bool_t xdr_guestfs_message_direction (XDR *, guestfs_message_direction*);
extern bool_t xdr_guestfs_message_status (XDR *, guestfs_message_status*);
@@ -1179,6 +1186,7 @@ extern bool_t xdr_guestfs_cp_args ();
extern bool_t xdr_guestfs_cp_a_args ();
extern bool_t xdr_guestfs_mv_args ();
extern bool_t xdr_guestfs_drop_caches_args ();
+extern bool_t xdr_guestfs_dmesg_ret ();
extern bool_t xdr_guestfs_procedure ();
extern bool_t xdr_guestfs_message_direction ();
extern bool_t xdr_guestfs_message_status ();
diff --git a/src/guestfs_protocol.x b/src/guestfs_protocol.x
index 68b0ac4d..4bf42be9 100644
--- a/src/guestfs_protocol.x
+++ b/src/guestfs_protocol.x
@@ -610,6 +610,10 @@ struct guestfs_drop_caches_args {
int whattodrop;
};
+struct guestfs_dmesg_ret {
+ string kmsgs<>;
+};
+
enum guestfs_procedure {
GUESTFS_PROC_MOUNT = 1,
GUESTFS_PROC_SYNC = 2,
@@ -701,6 +705,7 @@ enum guestfs_procedure {
GUESTFS_PROC_CP_A = 88,
GUESTFS_PROC_MV = 89,
GUESTFS_PROC_DROP_CACHES = 90,
+ GUESTFS_PROC_DMESG = 91,
GUESTFS_PROC_NR_PROCS
};