bin_prg.c

Go to the documentation of this file.

// SPDX-FileCopyrightText: 2019 thestr4ng3r <info@florianmaerkl.de>
// SPDX-License-Identifier: LGPL-3.0-only
 
#include <rz_bin.h>
#include <rz_lib.h>
 
static bool check_buffer(RzBuffer *b) {
    // no magic
    return false;
}
 
static bool load_buffer(RzBinFile *bf, RzBinObject *obj, RzBuffer *buf, Sdb *sdb) {
    return true;
}
 
static ut64 baddr(RzBinFile *bf) {
    ut16 base;
    if (!rz_buf_read_le16_at(bf->buf, 0, &base)) {
        return 0;
    }
 
    return base;
}
 
static RzBinInfo *info(RzBinFile *bf) {
    RzBinInfo *ret = RZ_NEW0(RzBinInfo);
    if (!ret) {
        return NULL;
    }
    ret->file = strdup(bf->file);
    ret->type = strdup("PRG");
    ret->machine = strdup("Commodore 64");
    ret->os = strdup("c64");
    ret->arch = strdup("6502");
    ret->bits = 8;
    ret->has_va = 1;
    return ret;
}
 
static RzList *sections(RzBinFile *bf) {
    RzList *ret = rz_list_newf((RzListFree)rz_bin_section_free);
    if (!ret) {
        return NULL;
    }
    ut64 sz = rz_buf_size(bf->buf);
    if (sz < 2) {
        return ret;
    }
    RzBinSection *section = RZ_NEW0(RzBinSection);
    if (!section) {
        return ret;
    }
    section->name = strdup("prg");
    section->paddr = 2;
    section->size = sz - 2;
    section->vaddr = baddr(bf);
    section->vsize = sz - 2;
    section->perm = RZ_PERM_RWX;
    rz_list_append(ret, section);
    return ret;
}
 
static RzList *entries(RzBinFile *bf) {
    RzList *ret = rz_list_newf(free);
    if (!ret) {
        return NULL;
    }
    RzBinAddr *binaddr = RZ_NEW0(RzBinAddr);
    if (!binaddr) {
        return ret;
    }
    binaddr->paddr = 2;
    binaddr->vaddr = baddr(bf);
    rz_list_append(ret, binaddr);
    return ret;
}
 
RzBinPlugin rz_bin_plugin_prg = {
    .name = "prg",
    .desc = "C64 PRG",
    .license = "LGPL3",
    .load_buffer = load_buffer,
    .baddr = baddr,
    .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_prg,
    .version = RZ_VERSION
};
#endif