dwarfopen.c

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#include <precomp.h>
#define NDEBUG
#include <debug.h>

/* Adapted for PE */

Dwarf*
dwarfopen(Pe *pe)
{
    Dwarf *d;

    if(pe == nil){
        werrstr("nil pe passed to dwarfopen");
        return nil;
    }

    d = mallocz(sizeof(Dwarf), 1);
    if(d == nil)
        return nil;

    d->pe = pe;
    if(pe->loadsection(pe, ".debug_abbrev", &d->abbrev) < 0
    || pe->loadsection(pe, ".debug_aranges", &d->aranges) < 0
    || pe->loadsection(pe, ".debug_line", &d->line) < 0
    || pe->loadsection(pe, ".debug_info", &d->info) < 0
    || pe->loadsection(pe, ".debug_loc", &d->loc) < 0)
        goto err;
    pe->loadsection(pe, ".debug_pubnames", &d->pubnames);
    pe->loadsection(pe, ".debug_frame", &d->frame);
    pe->loadsection(pe, ".debug_ranges", &d->ranges);
    pe->loadsection(pe, ".debug_str", &d->str);

    return d;

err:
    DPRINT("Failed to open dwarf\n");
    free(d->abbrev.data);
    free(d->aranges.data);
    free(d->frame.data);
    free(d->line.data);
    free(d->pubnames.data);
    free(d->ranges.data);
    free(d->str.data);
    free(d->info.data);
    free(d->loc.data);
    free(d);
    return nil;
}

void
dwarfclose(Dwarf *d)
{
    free(d->abbrev.data);
    free(d->aranges.data);
    free(d->frame.data);
    free(d->line.data);
    free(d->pubnames.data);
    free(d->ranges.data);
    free(d->str.data);
    free(d->info.data);
    pefree(d->pe);
    free(d);
}