switch.c

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// SPDX-FileCopyrightText: 2014-2019 pancake <pancake@nopcode.org>
// SPDX-FileCopyrightText: 2014-2019 dso <dso@rice.edu>
// SPDX-License-Identifier: LGPL-3.0-only
 
#include <rz_analysis.h>
 
static RzAnalysisSwitchOp *__switch_op_new(void) {
    RzAnalysisSwitchOp *swop = RZ_NEW0(RzAnalysisSwitchOp);
    if (swop) {
        swop->cases = rz_list_new();
        if (!swop->cases) {
            free(swop);
            return NULL;
        }
        swop->cases->free = (void *)free;
        swop->min_val = swop->def_val = swop->max_val = 0;
    }
    return swop;
}
 
RZ_API RzAnalysisSwitchOp *rz_analysis_switch_op_new(ut64 addr, ut64 min_val, ut64 max_val, ut64 def_val) {
    RzAnalysisSwitchOp *swop = __switch_op_new();
    if (swop) {
        swop->addr = addr;
        swop->min_val = min_val;
        swop->def_val = def_val;
        swop->max_val = max_val;
    }
    return swop;
}
 
RZ_API RzAnalysisCaseOp *rz_analysis_case_op_new(ut64 addr, ut64 val, ut64 jump) {
    RzAnalysisCaseOp *c = RZ_NEW0(RzAnalysisCaseOp);
    if (c) {
        c->addr = addr;
        c->value = val;
        c->jump = jump;
    }
    return c;
}
 
RZ_API void rz_analysis_switch_op_free(RzAnalysisSwitchOp *swop) {
    if (swop) {
        rz_list_free(swop->cases);
        free(swop);
    }
}
 
RZ_API RzAnalysisCaseOp *rz_analysis_switch_op_add_case(RzAnalysisSwitchOp *swop, ut64 addr, ut64 value, ut64 jump) {
    rz_return_val_if_fail(swop && addr != UT64_MAX, NULL);
    RzAnalysisCaseOp *caseop = rz_analysis_case_op_new(addr, value, jump);
    if (caseop) {
        rz_list_append(swop->cases, caseop);
    }
    return caseop;
}