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root / logic / trunk / src / init / devicelist.c @ 34

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#include "devicelist.h"
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#include <string.h>
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#include <mxml.h>
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device *hDevice; //device list
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short NUMBER_OF_DEVICES   = 0;
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device *setDeviceList()
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{
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    device *curr, *head;
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    head = NULL;
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    FILE *fp;
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    mxml_node_t *tree, *node;
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        if(fp = fopen("./devicetree.xml", "r")) //TODO !hardcoded
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        {
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        //printf("File read!\n");
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        }
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        else
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        printf("Error!");
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        tree = mxmlLoadFile(NULL, fp, MXML_IGNORE_CALLBACK);
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        node = tree;
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        fclose(fp);
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    /** //structure of XML tree
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    ?xml
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      |
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    devicetree
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      |
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    dev1 - dev2 - ...
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      |      |
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      |      |
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      |     ID - name - minvalue - maxvalue - action - param
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    ID - name - minvalue - maxvalue - action - param
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    /**/
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    //getting to the correct level of the xml tree (descend 2 levels)
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    node=node->child->child;
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    // printf("hDevice %d\n", hDevice);
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    // fill the list of known devices
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    while(node!=NULL)
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    {
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        curr = (device *)malloc(sizeof(device));
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        curr->id = (char *)malloc(sizeof(node->value.element.attrs->value)*strlen(node->value.element.attrs->value));
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        strcpy(curr->id, node->value.element.attrs->value);
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        //printf("id:\t %s\n", curr->id );
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        // getting data for individual device
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        mxml_node_t *mxml_deviceNode;
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        mxml_deviceNode=node->child;
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        //TODO malloc()
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        curr->name = (char *)malloc(sizeof(mxml_deviceNode->value.element.attrs->value)*strlen(node->value.element.attrs->value));
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        strcpy(curr->name, mxml_deviceNode->value.element.attrs->value);
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            mxml_deviceNode= mxml_deviceNode->next;
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        //printf("name:\t %s\n", curr->name );
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        curr->readitv = atoi(mxml_deviceNode->value.element.attrs->value);
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            mxml_deviceNode= mxml_deviceNode->next;
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        //printf("readitv:\t %d s\n", curr->readitv );
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        curr->action = (char *)malloc(sizeof(mxml_deviceNode->value.element.attrs->value)*strlen(node->value.element.attrs->value));
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        strcpy(curr->action, mxml_deviceNode->value.element.attrs->value);
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            mxml_deviceNode= mxml_deviceNode->next;
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        //printf("action:\t %s\n", curr->action );
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        curr->param = (char *)malloc(sizeof(mxml_deviceNode->value.element.attrs->value)*strlen(node->value.element.attrs->value));
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        strcpy(curr->param, mxml_deviceNode->value.element.attrs->value);
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        //printf("param:\t %s\n", curr->param );
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        curr->running = 0;
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        // moving to the next XML node
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        node=node->next;
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        curr->nxt = head;
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        head = curr;
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        NUMBER_OF_DEVICES++;
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    }
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    //delete obsolete xml tree
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    mxmlDelete(tree);
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    mxmlDelete(node);
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    return head;
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}
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int getNumberOfDevices()
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{
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    return NUMBER_OF_DEVICES;
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}
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// TODO add this func
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device *getDevice(device *dev, char *devName)
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{
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    printf("getDevice(device *dev, char *devName)\n");
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    printf("%s\n",devName);
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    while(dev)
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    {
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        printf("loop\n");
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        printf("dev->id %s\n", dev->id);
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        if(0==strcmp(dev->id,devName))
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        {
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            printf("hooking device %s with status %d\n", dev->id, dev->running);
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            return dev;
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        }
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        dev=dev->nxt;
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    }
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    printf("Device not found!\n");
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    return NULL;
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}
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device *getAvailableDevice(device *dev)
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{
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    while(dev)
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    {
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        if(!dev->running)
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        {
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            dev->running = 1;
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            printf("activating device %s with status %d\n", dev->id, dev->running);
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            return dev;
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        }
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        dev=dev->nxt;
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    }
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    return NULL;
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}
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/*
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void updateDeviceList(device_d *deviceList)
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{
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}
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/**/