diff options
Diffstat (limited to 'meta-oe/recipes-devtools/android-tools/android-tools/core/0015-libsparse-Split-off-most-of-sparse_file_read_normal-.patch')
| -rw-r--r-- | meta-oe/recipes-devtools/android-tools/android-tools/core/0015-libsparse-Split-off-most-of-sparse_file_read_normal-.patch | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/meta-oe/recipes-devtools/android-tools/android-tools/core/0015-libsparse-Split-off-most-of-sparse_file_read_normal-.patch b/meta-oe/recipes-devtools/android-tools/android-tools/core/0015-libsparse-Split-off-most-of-sparse_file_read_normal-.patch new file mode 100644 index 0000000000..5009c73a05 --- /dev/null +++ b/meta-oe/recipes-devtools/android-tools/android-tools/core/0015-libsparse-Split-off-most-of-sparse_file_read_normal-.patch @@ -0,0 +1,60 @@ +From 7b74d23ed955206a789a96bdc3288593e702afac Mon Sep 17 00:00:00 2001 +From: Sean Anderson <sean.anderson@seco.com> +Date: Thu, 30 Dec 2021 15:16:08 -0500 +Subject: [PATCH] libsparse: Split off most of sparse_file_read_normal into a + helper function + +This carves out the core of sparse_file_read_normal and splits it off so +it can be reused in the next patch. No functional change intended. + +Change-Id: Id00491fd7e5bb6fa28c517a0bb32b8b506539d4d +Upstream-Status: Backport [95657f3e5976d96073f7bbfe3a49192509999d1d] +Signed-off-by: Sean Anderson <sean.anderson@seco.com> +--- + libsparse/sparse_read.c | 21 ++++++++++++++++----- + 1 file changed, 16 insertions(+), 5 deletions(-) + +diff --git a/libsparse/sparse_read.c b/libsparse/sparse_read.c +index 8e188e9a4..ee4abd86a 100644 +--- a/libsparse/sparse_read.c ++++ b/libsparse/sparse_read.c +@@ -353,13 +353,11 @@ static int sparse_file_read_sparse(struct sparse_file *s, int fd, bool crc) + return 0; + } + +-static int sparse_file_read_normal(struct sparse_file *s, int fd) ++static int do_sparse_file_read_normal(struct sparse_file *s, int fd, uint32_t* buf, int64_t offset, ++ int64_t remain) + { + int ret; +- uint32_t *buf = malloc(s->block_size); +- unsigned int block = 0; +- int64_t remain = s->len; +- int64_t offset = 0; ++ unsigned int block = offset / s->block_size; + unsigned int to_read; + unsigned int i; + bool sparse_block; +@@ -403,6 +401,19 @@ static int sparse_file_read_normal(struct sparse_file *s, int fd) + return 0; + } + ++static int sparse_file_read_normal(struct sparse_file* s, int fd) ++{ ++ int ret; ++ uint32_t* buf = (uint32_t*)malloc(s->block_size); ++ ++ if (!buf) ++ return -ENOMEM; ++ ++ ret = do_sparse_file_read_normal(s, fd, buf, 0, s->len); ++ free(buf); ++ return ret; ++} ++ + int sparse_file_read(struct sparse_file *s, int fd, bool sparse, bool crc) + { + if (crc && !sparse) { +-- +2.35.1.1320.gc452695387.dirty + |