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authorTimo Teras <timo.teras@iki.fi>2008-11-28 15:03:27 +0200
committerTimo Teras <timo.teras@iki.fi>2008-11-28 15:03:27 +0200
commit4bafa681feb2b902553e26fd88df0f06b0c0778a (patch)
treea1d1ee116c71ac59572c040f05603380e581848b /src/io.c
parent5ea81ca564534e4ef5eefbe723a74dbf490e6e07 (diff)
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io: prepartions for url handling
Diffstat (limited to 'src/io.c')
-rw-r--r--src/io.c35
1 files changed, 22 insertions, 13 deletions
diff --git a/src/io.c b/src/io.c
index e4dfd33..2c92084 100644
--- a/src/io.c
+++ b/src/io.c
@@ -60,6 +60,9 @@ struct apk_istream *apk_istream_from_fd(int fd)
{
struct apk_fd_istream *fis;
+ if (fd < 0)
+ return NULL;
+
fis = malloc(sizeof(struct apk_fd_istream));
if (fis == NULL)
return NULL;
@@ -81,6 +84,8 @@ struct apk_istream *apk_istream_from_file(const char *file)
if (fd < 0)
return NULL;
+ fcntl(fd, F_SETFD, FD_CLOEXEC);
+
return apk_istream_from_fd(fd);
}
@@ -278,6 +283,9 @@ struct apk_bstream *apk_bstream_from_fd(int fd)
{
struct apk_bstream *bs;
+ if (fd < 0)
+ return NULL;
+
bs = apk_mmap_bstream_from_fd(fd);
if (bs != NULL)
return bs;
@@ -285,6 +293,18 @@ struct apk_bstream *apk_bstream_from_fd(int fd)
return apk_bstream_from_istream(apk_istream_from_fd(fd));
}
+struct apk_bstream *apk_bstream_from_file(const char *file)
+{
+ int fd;
+
+ fd = open(file, O_RDONLY);
+ if (fd < 0)
+ return NULL;
+
+ fcntl(fd, F_SETFD, FD_CLOEXEC);
+ return apk_bstream_from_fd(fd);
+}
+
apk_blob_t apk_blob_from_istream(struct apk_istream *is, size_t size)
{
void *ptr;
@@ -338,7 +358,6 @@ int apk_file_get_info(const char *filename, struct apk_file_info *fi)
{
struct stat st;
struct apk_bstream *bs;
- int fd;
if (stat(filename, &st) != 0)
return -1;
@@ -352,11 +371,7 @@ int apk_file_get_info(const char *filename, struct apk_file_info *fi)
.device = st.st_dev,
};
- fd = open(filename, O_RDONLY);
- if (fd < 0)
- return 0;
-
- bs = apk_bstream_from_fd(fd);
+ bs = apk_bstream_from_file(filename);
if (bs != NULL)
bs->close(bs, fi->csum);
@@ -365,12 +380,6 @@ int apk_file_get_info(const char *filename, struct apk_file_info *fi)
struct apk_istream *apk_istream_from_file_gz(const char *file)
{
- int fd;
-
- fd = open(file, O_RDONLY);
- if (fd < 0)
- return NULL;
-
- return apk_gunzip_bstream(apk_bstream_from_fd(fd));
+ return apk_gunzip_bstream(apk_bstream_from_file(file));
}