Changeset bc417660 in mainline for uspace/lib/c/generic/uuid.c

Timestamp:

2019-02-23T16:28:16Z (6 years ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

ab87db5

Parents:

098e16a5 (diff), 76ec309b (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge pcut tests and corrections by matthieuriolo

File:

• uspace/lib/c/generic/uuid.c (modified) (4 diffs)

uspace/lib/c/generic/uuid.c

@@ -39 +39 @@
 #include <stddef.h>
 #include <str.h>
+#include <stdio.h>
 
 /** Generate UUID.
@@ -67 +68 @@
         uuid->b[8] = (uuid->b[8] & 0x3f) | 0x80;
 
-        return EOK;
 error:
         rndgen_destroy(rndgen);
@@ -139 +139 @@
 
         rc = str_uint64_t(str + 24, &eptr, 16, false, &node);
-        if (rc != EOK || eptr != str + 36 || *eptr != '\0')
+        if (rc != EOK || eptr != str + 36)
                 return EINVAL;
 
@@ -176 +176 @@
  * @return EOK on success, ENOMEM if out of memory
  */
-errno_t uuid_format(uuid_t *uuid, char **rstr)
+errno_t uuid_format(uuid_t *uuid, char **rstr, bool uppercase)
 {
-        return ENOTSUP;
+        size_t size = 37;
+        char *str = malloc(sizeof(char) * size);
+        if (str == NULL)
+                return ENOMEM;
+
+        const char *format = "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x";
+        if (uppercase)
+                format = "%02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X";
+
+        int ret = snprintf(str, size, format, uuid->b[0], uuid->b[1], uuid->b[2], uuid->b[3], uuid->b[4], uuid->b[5], uuid->b[6], uuid->b[7], uuid->b[8], uuid->b[9], uuid->b[10], uuid->b[11], uuid->b[12], uuid->b[13], uuid->b[14], uuid->b[15]);
+
+        if (ret != 36)
+                return EINVAL;
+
+        *rstr = str;
+        return EOK;
 }