From: "Daniel P. Berrange" <berra...@redhat.com> The node suspend capabilities APIs should not have been put into util.[ch]. Instead move them into virnodesuspend.[ch]
* src/util/util.c, src/util/util.h: Remove suspend capabilities APIs * src/util/virnodesuspend.c, src/util/virnodesuspend.h: Add suspend capabilities APIs * src/qemu/qemu_capabilities.c: Include virnodesuspend.h --- src/qemu/qemu_capabilities.c | 1 + src/util/util.c | 96 ----------------------------------------- src/util/util.h | 5 -- src/util/virnodesuspend.c | 97 ++++++++++++++++++++++++++++++++++++++++++ src/util/virnodesuspend.h | 2 + 5 files changed, 100 insertions(+), 101 deletions(-) diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 4bbfd78..64ab8a8 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -34,6 +34,7 @@ #include "domain_conf.h" #include "qemu_conf.h" #include "command.h" +#include "virnodesuspend.h" #include <sys/stat.h> #include <unistd.h> diff --git a/src/util/util.c b/src/util/util.c index 72fbdac..9ecfa9d 100644 --- a/src/util/util.c +++ b/src/util/util.c @@ -2621,99 +2621,3 @@ virTypedParameterArrayClear(virTypedParameterPtr params, int nparams) VIR_FREE(params[i].value.s); } } - -/** - * virNodeSuspendSupportsTarget: - * @target: The power management target to check whether it is supported - * by the host. Values could be: - * VIR_NODE_SUSPEND_TARGET_MEM - * VIR_NODE_SUSPEND_TARGET_DISK - * VIR_NODE_SUSPEND_TARGET_HYBRID - * @supported: set to true if supported, false otherwise - * - * Run the script 'pm-is-supported' (from the pm-utils package) - * to find out if @target is supported by the host. - * - * Returns 0 if the query was successful, -1 on failure. - */ -int -virNodeSuspendSupportsTarget(unsigned int target, bool *supported) -{ - virCommandPtr cmd; - int status; - int ret = -1; - - *supported = false; - - switch (target) { - case VIR_NODE_SUSPEND_TARGET_MEM: - cmd = virCommandNewArgList("pm-is-supported", "--suspend", NULL); - break; - case VIR_NODE_SUSPEND_TARGET_DISK: - cmd = virCommandNewArgList("pm-is-supported", "--hibernate", NULL); - break; - case VIR_NODE_SUSPEND_TARGET_HYBRID: - cmd = virCommandNewArgList("pm-is-supported", "--suspend-hybrid", NULL); - break; - default: - return ret; - } - - if (virCommandRun(cmd, &status) < 0) - goto cleanup; - - /* - * Check return code of command == 0 for success - * (i.e., the PM capability is supported) - */ - *supported = (status == 0); - ret = 0; - -cleanup: - virCommandFree(cmd); - return ret; -} - -/** - * virNodeSuspendGetTargetMask: - * - * Get the Power Management Capabilities that the host system supports, - * such as Suspend-to-RAM (S3), Suspend-to-Disk (S4) and Hybrid-Suspend - * (a combination of S3 and S4). - * - * @bitmask: Pointer to the bitmask which will be set appropriately to - * indicate all the supported host power management targets. - * - * Returns 0 if the query was successful, -1 on failure. - */ -int -virNodeSuspendGetTargetMask(unsigned int *bitmask) -{ - int ret; - bool supported; - - *bitmask = 0; - - /* Check support for Suspend-to-RAM (S3) */ - ret = virNodeSuspendSupportsTarget(VIR_NODE_SUSPEND_TARGET_MEM, &supported); - if (ret < 0) - return -1; - if (supported) - *bitmask |= (1 << VIR_NODE_SUSPEND_TARGET_MEM); - - /* Check support for Suspend-to-Disk (S4) */ - ret = virNodeSuspendSupportsTarget(VIR_NODE_SUSPEND_TARGET_DISK, &supported); - if (ret < 0) - return -1; - if (supported) - *bitmask |= (1 << VIR_NODE_SUSPEND_TARGET_DISK); - - /* Check support for Hybrid-Suspend */ - ret = virNodeSuspendSupportsTarget(VIR_NODE_SUSPEND_TARGET_HYBRID, &supported); - if (ret < 0) - return -1; - if (supported) - *bitmask |= (1 << VIR_NODE_SUSPEND_TARGET_HYBRID); - - return 0; -} diff --git a/src/util/util.h b/src/util/util.h index 6713547..ee53b84 100644 --- a/src/util/util.h +++ b/src/util/util.h @@ -261,9 +261,4 @@ int virEmitXMLWarning(int fd, void virTypedParameterArrayClear(virTypedParameterPtr params, int nparams); -/* Power Management Capabilities of the host system */ - -int virNodeSuspendSupportsTarget(unsigned int target, bool *supported); -int virNodeSuspendGetTargetMask(unsigned int *bitmask); - #endif /* __VIR_UTIL_H__ */ diff --git a/src/util/virnodesuspend.c b/src/util/virnodesuspend.c index 0814c36..4ac0d45 100644 --- a/src/util/virnodesuspend.c +++ b/src/util/virnodesuspend.c @@ -269,3 +269,100 @@ cleanup: VIR_FREE(cmdString); return -1; } + + +/** + * virNodeSuspendSupportsTarget: + * @target: The power management target to check whether it is supported + * by the host. Values could be: + * VIR_NODE_SUSPEND_TARGET_MEM + * VIR_NODE_SUSPEND_TARGET_DISK + * VIR_NODE_SUSPEND_TARGET_HYBRID + * @supported: set to true if supported, false otherwise + * + * Run the script 'pm-is-supported' (from the pm-utils package) + * to find out if @target is supported by the host. + * + * Returns 0 if the query was successful, -1 on failure. + */ +int +virNodeSuspendSupportsTarget(unsigned int target, bool *supported) +{ + virCommandPtr cmd; + int status; + int ret = -1; + + *supported = false; + + switch (target) { + case VIR_NODE_SUSPEND_TARGET_MEM: + cmd = virCommandNewArgList("pm-is-supported", "--suspend", NULL); + break; + case VIR_NODE_SUSPEND_TARGET_DISK: + cmd = virCommandNewArgList("pm-is-supported", "--hibernate", NULL); + break; + case VIR_NODE_SUSPEND_TARGET_HYBRID: + cmd = virCommandNewArgList("pm-is-supported", "--suspend-hybrid", NULL); + break; + default: + return ret; + } + + if (virCommandRun(cmd, &status) < 0) + goto cleanup; + + /* + * Check return code of command == 0 for success + * (i.e., the PM capability is supported) + */ + *supported = (status == 0); + ret = 0; + +cleanup: + virCommandFree(cmd); + return ret; +} + +/** + * virNodeSuspendGetTargetMask: + * + * Get the Power Management Capabilities that the host system supports, + * such as Suspend-to-RAM (S3), Suspend-to-Disk (S4) and Hybrid-Suspend + * (a combination of S3 and S4). + * + * @bitmask: Pointer to the bitmask which will be set appropriately to + * indicate all the supported host power management targets. + * + * Returns 0 if the query was successful, -1 on failure. + */ +int +virNodeSuspendGetTargetMask(unsigned int *bitmask) +{ + int ret; + bool supported; + + *bitmask = 0; + + /* Check support for Suspend-to-RAM (S3) */ + ret = virNodeSuspendSupportsTarget(VIR_NODE_SUSPEND_TARGET_MEM, &supported); + if (ret < 0) + return -1; + if (supported) + *bitmask |= (1 << VIR_NODE_SUSPEND_TARGET_MEM); + + /* Check support for Suspend-to-Disk (S4) */ + ret = virNodeSuspendSupportsTarget(VIR_NODE_SUSPEND_TARGET_DISK, &supported); + if (ret < 0) + return -1; + if (supported) + *bitmask |= (1 << VIR_NODE_SUSPEND_TARGET_DISK); + + /* Check support for Hybrid-Suspend */ + ret = virNodeSuspendSupportsTarget(VIR_NODE_SUSPEND_TARGET_HYBRID, &supported); + if (ret < 0) + return -1; + if (supported) + *bitmask |= (1 << VIR_NODE_SUSPEND_TARGET_HYBRID); + + return 0; +} diff --git a/src/util/virnodesuspend.h b/src/util/virnodesuspend.h index 66e3214..1e23ce8 100644 --- a/src/util/virnodesuspend.h +++ b/src/util/virnodesuspend.h @@ -32,5 +32,7 @@ int nodeSuspendForDuration(virConnectPtr conn, int virNodeSuspendInit(void); +int virNodeSuspendSupportsTarget(unsigned int target, bool *supported); +int virNodeSuspendGetTargetMask(unsigned int *bitmask); #endif /* __VIR_NODE_SUSPEND_H__ */ -- 1.7.6.4 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list