libvolume_id: squashfs - add endianess support for LZMA compression

[elogind.git] / extras / volume_id / lib / squashfs.c

diff --git a/extras/volume_id/lib/squashfs.c b/extras/volume_id/lib/squashfs.c
index 402a114e1bb3484401cec0b00f017a58da517525..035d6fb22a2b905f3abbe28dc7f4fc130db99c31 100644 (file)
--- a/extras/volume_id/lib/squashfs.c
+++ b/extras/volume_id/lib/squashfs.c
@@ -27,6 +27,7 @@
 #include "util.h"
 
 #define SQUASHFS_MAGIC         0x73717368
+#define SQUASHFS_MAGIC_LZMA    0x71736873
 
 struct squashfs_super {
        uint32_t        s_magic;
@@ -50,12 +51,12 @@ int volume_id_probe_squashfs(struct volume_id *id, uint64_t off, uint64_t size)
        if (sqs == NULL)
                return -1;
 
-       if (sqs->s_magic == SQUASHFS_MAGIC) {
+       if (sqs->s_magic == SQUASHFS_MAGIC || sqs->s_magic == SQUASHFS_MAGIC_LZMA) {
                snprintf(id->type_version, sizeof(id->type_version), "%u.%u",
                         sqs->s_major, sqs->s_minor);
                goto found;
        }
-       if (sqs->s_magic == bswap_32(SQUASHFS_MAGIC)) {
+       if (sqs->s_magic == bswap_32(SQUASHFS_MAGIC) || sqs->s_magic == bswap_32(SQUASHFS_MAGIC_LZMA)) {
                snprintf(id->type_version, sizeof(id->type_version), "%u.%u",
                         bswap_16(sqs->s_major), bswap_16(sqs->s_minor));
                goto found;