diff options
Diffstat (limited to 'plugins/wdc/wdc-utils.c')
| -rw-r--r-- | plugins/wdc/wdc-utils.c | 46 |
1 files changed, 44 insertions, 2 deletions
diff --git a/plugins/wdc/wdc-utils.c b/plugins/wdc/wdc-utils.c index 3b60772..be2ef06 100644 --- a/plugins/wdc/wdc-utils.c +++ b/plugins/wdc/wdc-utils.c @@ -24,6 +24,9 @@ #include <string.h> #include <unistd.h> #include <time.h> +#include "nvme.h" +#include "libnvme.h" +#include "nvme-print.h" #include "wdc-utils.h" int wdc_UtilsSnprintf(char *buffer, unsigned int sizeOfBuffer, const char *format, ...) @@ -133,8 +136,8 @@ end: /** * Compares the strings ignoring their cases. * - * @param pcSrc Points to a null terminated string for comapring. - * @param pcDst Points to a null terminated string for comapring. + * @param pcSrc Points to a null terminated string for comparing. + * @param pcDst Points to a null terminated string for comparing. * * @returns zero if the string matches or * 1 if the pcSrc string is lexically higher than pcDst or @@ -162,3 +165,42 @@ void wdc_StrFormat(char *formatter, size_t fmt_sz, char *tofmt, size_t tofmtsz) } } +bool wdc_CheckUuidListSupport(struct nvme_dev *dev, struct nvme_id_uuid_list *uuid_list) +{ + int err; + struct nvme_id_ctrl ctrl; + + memset(&ctrl, 0, sizeof(struct nvme_id_ctrl)); + err = nvme_identify_ctrl(dev_fd(dev), &ctrl); + if (err) { + fprintf(stderr, "ERROR: WDC: nvme_identify_ctrl() failed 0x%x\n", err); + return false; + } + + if ((ctrl.ctratt & NVME_CTRL_CTRATT_UUID_LIST) == NVME_CTRL_CTRATT_UUID_LIST) { + err = nvme_identify_uuid(dev_fd(dev), uuid_list); + if (!err) + return true; + else if (err > 0) + nvme_show_status(err); + else + nvme_show_error("identify UUID list: %s", nvme_strerror(errno)); + } + + return false; +} + +bool wdc_UuidEqual(struct nvme_id_uuid_list_entry *entry1, struct nvme_id_uuid_list_entry *entry2) +{ + int i; + + for (i = 0; i < 16; i++) { + if (entry1->uuid[i] != entry2->uuid[i]) + break; + } + + if (i == 16) + return true; + else + return false; +} |