smod.c

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/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# Copyright (c) 2003  Marcus R. Brown <mrbrown@0xd6.org>
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/
 
#include <tamtypes.h>
#include <kernel.h>
#include <string.h>
#include <sifrpc.h>
 
#include "smem.h"
#include "slib.h"
#include "smod.h"
 
#include "common.h"
 
/* from common.c */
extern struct smem_buf smem_buf;
 
int smod_get_next_mod(smod_mod_info_t *cur_mod, smod_mod_info_t *next_mod)
{
    SifRpcReceiveData_t RData;
    void *addr;
 
    /* If cur_mod is 0, return the head of the list (typically IOP address 0x800).  */
    if (!cur_mod) {
        addr = (void *)0x800;
    } else {
        if (!cur_mod->next)
            return 0;
        else
            addr = cur_mod->next;
    }
 
    SyncDCache(&smem_buf, smem_buf.bytes+sizeof(smod_mod_info_t));
    if(SifRpcGetOtherData(&RData, addr, &smem_buf, sizeof(smod_mod_info_t), 0)>=0){
        memcpy(next_mod, &smem_buf.mod_info, sizeof(smod_mod_info_t));
        return next_mod->id;
    }
 
    return 0;
}
 
int smod_get_mod_by_name(const char *name, smod_mod_info_t *info)
{
    SifRpcReceiveData_t RData;
    int len = strlen(name);
 
    if (!smod_get_next_mod(NULL, info))
        return 0;
 
    smem_buf.bytes[64]='\0';
    do {
        SyncDCache(&smem_buf, smem_buf.bytes+64);
        if(SifRpcGetOtherData(&RData, info->name, &smem_buf, 64, 0)>=0){
            if (!__memcmp(smem_buf.bytes, name, len))
                return info->id;
        }
    } while (smod_get_next_mod(info, info) != 0);
 
    return 0;
}