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Diffstat (limited to 'lib')
-rw-r--r--lib/tar/read_header.c36
1 files changed, 24 insertions, 12 deletions
diff --git a/lib/tar/read_header.c b/lib/tar/read_header.c
index e1c9eaf..95d7d0c 100644
--- a/lib/tar/read_header.c
+++ b/lib/tar/read_header.c
@@ -254,11 +254,13 @@ static int read_pax_header(int fd, uint64_t entsize, unsigned int *set_by_pax,
buffer[i] = '\0';
if (!strncmp(line, "uid=", 4)) {
- pax_read_decimal(line + 4, &field);
+ if (pax_read_decimal(line + 4, &field))
+ return -1;
out->sb.st_uid = field;
*set_by_pax |= PAX_UID;
} else if (!strncmp(line, "gid=", 4)) {
- pax_read_decimal(line + 4, &field);
+ if (pax_read_decimal(line + 4, &field))
+ return -1;
out->sb.st_gid = field;
*set_by_pax |= PAX_GID;
} else if (!strncmp(line, "path=", 5)) {
@@ -268,7 +270,8 @@ static int read_pax_header(int fd, uint64_t entsize, unsigned int *set_by_pax,
goto fail_errno;
*set_by_pax |= PAX_NAME;
} else if (!strncmp(line, "size=", 5)) {
- pax_read_decimal(line + 5, &out->record_size);
+ if (pax_read_decimal(line + 5, &out->record_size))
+ return -1;
*set_by_pax |= PAX_SIZE;
} else if (!strncmp(line, "linkpath=", 9)) {
free(out->link_target);
@@ -278,28 +281,34 @@ static int read_pax_header(int fd, uint64_t entsize, unsigned int *set_by_pax,
*set_by_pax |= PAX_SLINK_TARGET;
} else if (!strncmp(line, "atime=", 6)) {
if (line[6] == '-') {
- pax_read_decimal(line + 7, &field);
+ if (pax_read_decimal(line + 7, &field))
+ return -1;
out->sb.st_atime = -((int64_t)field);
} else {
- pax_read_decimal(line + 6, &field);
+ if (pax_read_decimal(line + 6, &field))
+ return -1;
out->sb.st_atime = field;
}
*set_by_pax |= PAX_ATIME;
} else if (!strncmp(line, "mtime=", 6)) {
if (line[6] == '-') {
- pax_read_decimal(line + 7, &field);
+ if (pax_read_decimal(line + 7, &field))
+ return -1;
out->sb.st_mtime = -((int64_t)field);
} else {
- pax_read_decimal(line + 6, &field);
+ if (pax_read_decimal(line + 6, &field))
+ return -1;
out->sb.st_mtime = field;
}
*set_by_pax |= PAX_MTIME;
} else if (!strncmp(line, "ctime=", 6)) {
if (line[6] == '-') {
- pax_read_decimal(line + 7, &field);
+ if (pax_read_decimal(line + 7, &field))
+ return -1;
out->sb.st_ctime = -((int64_t)field);
} else {
- pax_read_decimal(line + 6, &field);
+ if (pax_read_decimal(line + 6, &field))
+ return -1;
out->sb.st_ctime = field;
}
*set_by_pax |= PAX_CTIME;
@@ -317,12 +326,15 @@ static int read_pax_header(int fd, uint64_t entsize, unsigned int *set_by_pax,
if (out->sparse == NULL)
goto fail;
} else if (!strncmp(line, "GNU.sparse.size=", 16)) {
- pax_read_decimal(line + 16, &out->actual_size);
+ if (pax_read_decimal(line + 16, &out->actual_size))
+ return -1;
*set_by_pax |= PAX_SPARSE_SIZE;
} else if (!strncmp(line, "GNU.sparse.offset=", 18)) {
- pax_read_decimal(line + 18, &offset);
+ if (pax_read_decimal(line + 18, &offset))
+ return -1;
} else if (!strncmp(line, "GNU.sparse.numbytes=", 20)) {
- pax_read_decimal(line + 20, &num_bytes);
+ if (pax_read_decimal(line + 20, &num_bytes))
+ return -1;
sparse = calloc(1, sizeof(*sparse));
if (sparse == NULL)
goto fail_errno;