bin_spc700.c

Go to the documentation of this file.

// SPDX-FileCopyrightText: 2015-2019 - maijin <maijin21@gmail.com>
// SPDX-License-Identifier: LGPL-3.0-only
 
#include <rz_bin.h>
#include <rz_lib.h>
#include "../format/spc700/spc_specs.h"
 
static bool check_buffer(RzBuffer *b) {
    ut8 buf[27];
    if (rz_buf_read_at(b, 0, buf, sizeof(buf)) == 27) {
        return !memcmp(buf, SPC_MAGIC, 27);
    }
    return false;
}
 
static bool load_buffer(RzBinFile *bf, RzBinObject *obj, RzBuffer *b, Sdb *sdb) {
    return check_buffer(b);
}
 
static RzBinInfo *info(RzBinFile *bf) {
    RzBinInfo *ret = NULL;
    spc_hdr spchdr;
    memset(&spchdr, 0, SPC_HDR_SIZE);
    int reat = rz_buf_read_at(bf->buf, 0, (ut8 *)&spchdr, SPC_HDR_SIZE);
    if (reat != SPC_HDR_SIZE) {
        eprintf("Truncated Header\n");
        return NULL;
    }
    if (!(ret = RZ_NEW0(RzBinInfo))) {
        return NULL;
    }
    ret->file = strdup(bf->file);
    ret->type = strdup("Sound File Data");
    ret->machine = strdup("SPC700");
    ret->os = strdup("spc700");
    ret->arch = strdup("spc700");
    ret->bits = 16;
    ret->has_va = 1;
    return ret;
}
 
static RzList *sections(RzBinFile *bf) {
    RzList *ret = NULL;
    RzBinSection *ptr = NULL;
    spc_hdr spchdr;
    memset(&spchdr, 0, SPC_HDR_SIZE);
    int reat = rz_buf_read_at(bf->buf, 0, (ut8 *)&spchdr, SPC_HDR_SIZE);
    if (reat != SPC_HDR_SIZE) {
        eprintf("Truncated Header\n");
        return NULL;
    }
    if (!(ret = rz_list_new())) {
        return NULL;
    }
    if (!(ptr = RZ_NEW0(RzBinSection))) {
        rz_list_free(ret);
        return NULL;
    }
    ptr->name = strdup("RAM");
    ptr->paddr = RAM_START_ADDRESS;
    ptr->size = RAM_SIZE;
    ptr->vaddr = 0x0;
    ptr->vsize = RAM_SIZE;
    ptr->perm = RZ_PERM_R;
    rz_list_append(ret, ptr);
    return ret;
}
 
static RzList *entries(RzBinFile *bf) {
    RzList *ret = rz_list_newf(free);
    if (ret) {
        RzBinAddr *ptr = RZ_NEW0(RzBinAddr);
        if (ptr) {
            ptr->paddr = RAM_START_ADDRESS;
            ptr->vaddr = 0;
            rz_list_append(ret, ptr);
        }
    }
    return ret;
}
 
RzBinPlugin rz_bin_plugin_spc700 = {
    .name = "spc700",
    .desc = "SNES-SPC700 Sound File Data",
    .license = "LGPL3",
    .load_buffer = &load_buffer,
    .check_buffer = &check_buffer,
    .entries = &entries,
    .maps = &rz_bin_maps_of_file_sections,
    .sections = &sections,
    .info = &info,
};
 
#ifndef RZ_PLUGIN_INCORE
RZ_API RzLibStruct rizin_plugin = {
    .type = RZ_LIB_TYPE_BIN,
    .data = &rz_bin_plugin_spc700,
    .version = RZ_VERSION
};
#endif