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d2b6828bab
* Do not prompt or clear screen when using V in batch mode * Optimization in r_config_get_i * Show expression in r_num_calc errors * Fix parsing of $$+2 in r_num_calc
81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
/* radare - LGPL - Copyright 2009-2012 pancake<nopcode.org> */
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#include <r_io.h>
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// TODO: to be deprecated.. this is slow and boring
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R_API void r_io_desc_init(RIO *io) {
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io->desc = r_list_new ();
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io->desc->free = (RListFree)r_io_desc_free;
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}
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R_API void r_io_desc_fini(RIO *io) {
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r_list_free (io->desc);
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}
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R_API RIODesc *r_io_desc_new(RIOPlugin *plugin, int fd, const char *name, int flags, int mode, void *data) {
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RIODesc *desc = R_NEW (RIODesc);
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if (!desc) return NULL;
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desc->state = R_IO_DESC_TYPE_OPENED;
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desc->name = strdup (name);
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if (desc->name == NULL) {
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free (desc);
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return NULL;
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}
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desc->plugin = plugin;
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desc->flags = flags;
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if (fd == -1) {
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ut8 *p = (ut8 *)&(desc->fd);
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desc->fd = ((int) ((size_t) desc) & 0xffffff);
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desc->fd = p[0]^p[1]^p[2]^p[3];
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} else desc->fd = fd;
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desc->data = data;
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return desc;
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}
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R_API void r_io_desc_free(RIODesc *desc) {
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if (!desc) return;
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if (desc->plugin && desc->plugin->close)
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desc->plugin->close (desc);
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if (desc->name) {
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free (desc->name);
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desc->name = NULL;
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}
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}
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R_API void r_io_desc_add(RIO *io, RIODesc *desc) {
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r_list_append (io->desc, desc);
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}
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R_API int r_io_desc_del(struct r_io_t *io, int fd) {
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RListIter *iter;
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RIODesc *d;
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/* No _safe loop necessary because we return immediately after the delete. */
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r_list_foreach (io->desc, iter, d) {
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if (d->fd == fd) {
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r_list_delete (io->desc, iter);
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return R_TRUE;
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}
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}
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return R_FALSE;
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}
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R_API RIODesc *r_io_desc_get(RIO *io, int fd) {
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RListIter *iter;
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RIODesc *d;
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r_list_foreach (io->desc, iter, d) {
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if (d->fd == fd)
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return d;
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}
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return NULL;
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}
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#if 0
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// XXX: This must be deprecated in order to promote the cast of dataptr to ut32
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R_API int r_io_desc_generate(struct r_io_t *io) {
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int fd;
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do fd = 0xf000 + rand ()%0xfff;
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while (r_io_desc_get(io, fd));
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return fd;
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}
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#endif
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