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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2020-03-03 19:43:54 +0100
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2020-03-04 00:58:53 +0100
commit44c81eeffe9c8820b1009a7a5c728782aa5ebf40 (patch)
tree544eceb6dc5633018e5147c88ca9b07dd0fb54d9 /lib/sqfs/comp
parent6f47796dc0761fac359ec59ce26c7af5154e538d (diff)
Add a generic copying mechanism to sqfs_object_t
This patch adds a deep-copy callback to sqfs_object_t and removes the copying mechanism from sqfs_compressor_t. This is also interesting for other types. Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'lib/sqfs/comp')
-rw-r--r--lib/sqfs/comp/gzip.c6
-rw-r--r--lib/sqfs/comp/lz4.c6
-rw-r--r--lib/sqfs/comp/lzma.c6
-rw-r--r--lib/sqfs/comp/xz.c6
-rw-r--r--lib/sqfs/comp/zstd.c6
5 files changed, 15 insertions, 15 deletions
diff --git a/lib/sqfs/comp/gzip.c b/lib/sqfs/comp/gzip.c
index 34164a6..351d733 100644
--- a/lib/sqfs/comp/gzip.c
+++ b/lib/sqfs/comp/gzip.c
@@ -221,7 +221,7 @@ static sqfs_s32 gzip_do_block(sqfs_compressor_t *base, const sqfs_u8 *in,
return 0;
}
-static sqfs_compressor_t *gzip_create_copy(sqfs_compressor_t *cmp)
+static sqfs_object_t *gzip_create_copy(const sqfs_object_t *cmp)
{
gzip_compressor_t *gzip = malloc(sizeof(*gzip));
int ret;
@@ -244,7 +244,7 @@ static sqfs_compressor_t *gzip_create_copy(sqfs_compressor_t *cmp)
return NULL;
}
- return (sqfs_compressor_t *)gzip;
+ return (sqfs_object_t *)gzip;
}
sqfs_compressor_t *gzip_compressor_create(const sqfs_compressor_config_t *cfg)
@@ -283,7 +283,7 @@ sqfs_compressor_t *gzip_compressor_create(const sqfs_compressor_config_t *cfg)
base->do_block = gzip_do_block;
base->write_options = gzip_write_options;
base->read_options = gzip_read_options;
- base->create_copy = gzip_create_copy;
+ ((sqfs_object_t *)base)->copy = gzip_create_copy;
((sqfs_object_t *)base)->destroy = gzip_destroy;
if (gzip->compress) {
diff --git a/lib/sqfs/comp/lz4.c b/lib/sqfs/comp/lz4.c
index f298c67..460ac44 100644
--- a/lib/sqfs/comp/lz4.c
+++ b/lib/sqfs/comp/lz4.c
@@ -116,7 +116,7 @@ static void lz4_get_configuration(const sqfs_compressor_t *base,
cfg->flags |= SQFS_COMP_FLAG_UNCOMPRESS;
}
-static sqfs_compressor_t *lz4_create_copy(sqfs_compressor_t *cmp)
+static sqfs_object_t *lz4_create_copy(const sqfs_object_t *cmp)
{
lz4_compressor_t *lz4 = malloc(sizeof(*lz4));
@@ -124,7 +124,7 @@ static sqfs_compressor_t *lz4_create_copy(sqfs_compressor_t *cmp)
return NULL;
memcpy(lz4, cmp, sizeof(*lz4));
- return (sqfs_compressor_t *)lz4;
+ return (sqfs_object_t *)lz4;
}
static void lz4_destroy(sqfs_object_t *base)
@@ -155,7 +155,7 @@ sqfs_compressor_t *lz4_compressor_create(const sqfs_compressor_config_t *cfg)
lz4_uncomp_block : lz4_comp_block;
base->write_options = lz4_write_options;
base->read_options = lz4_read_options;
- base->create_copy = lz4_create_copy;
+ ((sqfs_object_t *)base)->copy = lz4_create_copy;
((sqfs_object_t *)base)->destroy = lz4_destroy;
return base;
}
diff --git a/lib/sqfs/comp/lzma.c b/lib/sqfs/comp/lzma.c
index 451a6ca..51afe65 100644
--- a/lib/sqfs/comp/lzma.c
+++ b/lib/sqfs/comp/lzma.c
@@ -156,14 +156,14 @@ static void lzma_get_configuration(const sqfs_compressor_t *base,
cfg->flags |= SQFS_COMP_FLAG_UNCOMPRESS;
}
-static sqfs_compressor_t *lzma_create_copy(sqfs_compressor_t *cmp)
+static sqfs_object_t *lzma_create_copy(const sqfs_object_t *cmp)
{
lzma_compressor_t *copy = malloc(sizeof(*copy));
if (copy != NULL)
memcpy(copy, cmp, sizeof(*copy));
- return (sqfs_compressor_t *)copy;
+ return (sqfs_object_t *)copy;
}
static void lzma_destroy(sqfs_object_t *base)
@@ -194,7 +194,7 @@ sqfs_compressor_t *lzma_compressor_create(const sqfs_compressor_config_t *cfg)
lzma_uncomp_block : lzma_comp_block;
base->write_options = lzma_write_options;
base->read_options = lzma_read_options;
- base->create_copy = lzma_create_copy;
+ ((sqfs_object_t *)base)->copy = lzma_create_copy;
((sqfs_object_t *)base)->destroy = lzma_destroy;
return base;
}
diff --git a/lib/sqfs/comp/xz.c b/lib/sqfs/comp/xz.c
index a600956..423604b 100644
--- a/lib/sqfs/comp/xz.c
+++ b/lib/sqfs/comp/xz.c
@@ -211,7 +211,7 @@ static void xz_get_configuration(const sqfs_compressor_t *base,
cfg->flags |= SQFS_COMP_FLAG_UNCOMPRESS;
}
-static sqfs_compressor_t *xz_create_copy(sqfs_compressor_t *cmp)
+static sqfs_object_t *xz_create_copy(const sqfs_object_t *cmp)
{
xz_compressor_t *xz = malloc(sizeof(*xz));
@@ -219,7 +219,7 @@ static sqfs_compressor_t *xz_create_copy(sqfs_compressor_t *cmp)
return NULL;
memcpy(xz, cmp, sizeof(*xz));
- return (sqfs_compressor_t *)xz;
+ return (sqfs_object_t *)xz;
}
static void xz_destroy(sqfs_object_t *base)
@@ -253,7 +253,7 @@ sqfs_compressor_t *xz_compressor_create(const sqfs_compressor_config_t *cfg)
xz_uncomp_block : xz_comp_block;
base->write_options = xz_write_options;
base->read_options = xz_read_options;
- base->create_copy = xz_create_copy;
+ ((sqfs_object_t *)base)->copy = xz_create_copy;
((sqfs_object_t *)base)->destroy = xz_destroy;
return base;
}
diff --git a/lib/sqfs/comp/zstd.c b/lib/sqfs/comp/zstd.c
index e01f87d..12ddfdb 100644
--- a/lib/sqfs/comp/zstd.c
+++ b/lib/sqfs/comp/zstd.c
@@ -107,7 +107,7 @@ static void zstd_get_configuration(const sqfs_compressor_t *base,
cfg->flags |= SQFS_COMP_FLAG_UNCOMPRESS;
}
-static sqfs_compressor_t *zstd_create_copy(sqfs_compressor_t *cmp)
+static sqfs_object_t *zstd_create_copy(const sqfs_object_t *cmp)
{
zstd_compressor_t *zstd = malloc(sizeof(*zstd));
@@ -123,7 +123,7 @@ static sqfs_compressor_t *zstd_create_copy(sqfs_compressor_t *cmp)
return NULL;
}
- return (sqfs_compressor_t *)zstd;
+ return (sqfs_object_t *)zstd;
}
static void zstd_destroy(sqfs_object_t *base)
@@ -164,7 +164,7 @@ sqfs_compressor_t *zstd_compressor_create(const sqfs_compressor_config_t *cfg)
zstd_uncomp_block : zstd_comp_block;
base->write_options = zstd_write_options;
base->read_options = zstd_read_options;
- base->create_copy = zstd_create_copy;
+ ((sqfs_object_t *)base)->copy = zstd_create_copy;
((sqfs_object_t *)base)->destroy = zstd_destroy;
return base;
}