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* Fix segfault in r_core_read_at

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This commit is contained in:
pancake 2010-11-22 01:27:20 +01:00
parent f9d33abbb4
commit 75ac253a23
1 changed files with 8 additions and 2 deletions
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10
libr/core/io.c
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@ -96,7 +96,10 @@ R_API boolt r_core_seek(RCore *core, ut64 addr, boolt rb) {
}
R_API int r_core_write_at(RCore *core, ut64 addr, const ut8 *buf, int size) {
int ret = r_io_set_fd (core->io, core->file->fd);
int ret;
if (!core->io || !core->file || size<1)
return R_FALSE;
ret = r_io_set_fd (core->io, core->file->fd);
if (ret != -1) {
ret = r_io_write_at (core->io, addr, buf, size);
if (addr >= core->offset && addr <= core->offset+core->blocksize)
@ -114,7 +117,10 @@ R_API int r_core_block_read(RCore *core, int next) {
}
R_API int r_core_read_at(RCore *core, ut64 addr, ut8 *buf, int size) {
int ret = r_io_set_fd (core->io, core->file->fd);
int ret;
if (!core->io || !core->file || size<1)
return R_FALSE;
r_io_set_fd (core->io, core->file->fd); // XXX ignore ret?
ret = r_io_read_at (core->io, addr, buf, size);
if (addr>=core->offset && addr<=core->offset+core->blocksize)
r_core_block_read (core, 0);