X-Git-Url: https://git.saurik.com/apple/libc.git/blobdiff_plain/fbd86d4cc20b02a10edcca92fb7ae0a143e63cc4..1f2f436a38f7ae2d39a943ad2898d8fed4ed2e58:/uuid/uuidsrc/unparse.c.patch

diff --git a/uuid/uuidsrc/unparse.c.patch b/uuid/uuidsrc/unparse.c.patch
new file mode 100644
index 0000000..97a71eb
--- /dev/null
+++ b/uuid/uuidsrc/unparse.c.patch
@@ -0,0 +1,48 @@
+--- unparse.c.orig	2010-06-27 12:49:24.000000000 -0700
++++ unparse.c	2010-06-27 13:06:53.000000000 -0700
+@@ -37,10 +37,10 @@
+ #include "uuidP.h"
+ 
+ static const char *fmt_lower = 
+-	"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x";
++	"0123456789abcdef";
+ 
+ static const char *fmt_upper = 
+-	"%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X";
++	"0123456789ABCDEF";
+ 
+ #ifdef UUID_UNPARSE_DEFAULT_UPPER
+ #define FMT_DEFAULT fmt_upper
+@@ -50,14 +50,24 @@ static const char *fmt_upper = 
+ 
+ static void uuid_unparse_x(const uuid_t uu, char *out, const char *fmt)
+ {
+-	struct uuid uuid;
+-
+-	uuid_unpack(uu, &uuid);
+-	sprintf(out, fmt,
+-		uuid.time_low, uuid.time_mid, uuid.time_hi_and_version,
+-		uuid.clock_seq >> 8, uuid.clock_seq & 0xFF,
+-		uuid.node[0], uuid.node[1], uuid.node[2],
+-		uuid.node[3], uuid.node[4], uuid.node[5]);
++	const uint8_t *uuid_array = (const uint8_t *)uu;
++	int uuid_index;
++	
++	for ( uuid_index = 0; uuid_index < sizeof(uuid_t); ++uuid_index ) {
++		// insert '-' after the 4th, 6th, 8th, and 10th uuid byte
++		switch (uuid_index) {
++		case 4:
++		case 6:
++		case 8:
++		case 10:
++			*out++ = '-';
++			break;
++		}
++		// insert uuid byte as two hex characters
++		*out++ = fmt[*uuid_array >> 4];
++		*out++ = fmt[*uuid_array++ & 0xF];
++	}
++	*out = 0;
+ }
+ 
+ void uuid_unparse_lower(const uuid_t uu, char *out)