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Commit c73a3a57 authored by San Mehat's avatar San Mehat
Browse files

libsysutils: Move to a null terminated string protocol using space as a field separator. 



    Also removes some debugging

Signed-off-by: default avatarSan Mehat <san@google.com>
parent 47c1d734

include/sysutils/FrameworkCommand.h

+1 −1
Original line number Original line Diff line number Diff line
@@ -29,7 +29,7 @@ public: 
    FrameworkCommand(const char *cmd);

    FrameworkCommand(const char *cmd);

    virtual ~FrameworkCommand() { }

    virtual ~FrameworkCommand() { }





    virtual int runCommand(SocketClient *c, char *data) = 0;

    virtual int runCommand(SocketClient *c, int argc, char **argv) = 0;





    const char *getCommand() { return mCommand; }

    const char *getCommand() { return mCommand; }

};

};

include/sysutils/FrameworkListener.h

+3 −1
Original line number Original line Diff line number Diff line
@@ -22,6 +22,8 @@ 
class SocketClient;

class SocketClient;





class FrameworkListener : public SocketListener {

class FrameworkListener : public SocketListener {

public:

    static const int CMD_ARGS_MAX = 8;

private:

private:

    FrameworkCommandCollection *mCommands;

    FrameworkCommandCollection *mCommands;
@@ -34,6 +36,6 @@ protected: 
    virtual bool onDataAvailable(SocketClient *c);

    virtual bool onDataAvailable(SocketClient *c);





private:

private:

    void dispatchCommand(SocketClient *c, char *cmd);

    void dispatchCommand(SocketClient *c, char *data);

};

};

#endif
 
#endif

libsysutils/src/FrameworkCommand.cpp

+1 −1
Original line number Original line Diff line number Diff line
@@ -25,7 +25,7 @@ FrameworkCommand::FrameworkCommand(const char *cmd) { 
    mCommand = cmd;

    mCommand = cmd;

}

}





int FrameworkCommand::runCommand(SocketClient *c, char *data) {

int FrameworkCommand::runCommand(SocketClient *c, int argc, char **argv) {

    LOGW("Command %s has no run handler!", getCommand());

    LOGW("Command %s has no run handler!", getCommand());

    errno = ENOSYS;

    errno = ENOSYS;

    return -1;

    return -1;

libsysutils/src/FrameworkListener.cpp

+17 −13
Original line number Original line Diff line number Diff line
@@ -36,17 +36,14 @@ bool FrameworkListener::onDataAvailable(SocketClient *c) { 
    if ((len = read(c->getSocket(), buffer, sizeof(buffer) -1)) < 0) {

    if ((len = read(c->getSocket(), buffer, sizeof(buffer) -1)) < 0) {

        LOGE("read() failed (%s)", strerror(errno));

        LOGE("read() failed (%s)", strerror(errno));

        return errno;

        return errno;

    } else if (!len) {

    } else if (!len)

        LOGW("Lost connection to client");

        return false;

        return false;

    }





    int offset = 0;

    int offset = 0;

    int i;

    int i;





    for (i = 0; i < len; i++) {

    for (i = 0; i < len; i++) {

        if (buffer[i] == '\n') {

        if (buffer[i] == '\0') {

            buffer[i] = '\0';

            dispatchCommand(c, buffer + offset);

            dispatchCommand(c, buffer + offset);

            offset = i + 1;

            offset = i + 1;

        }

        }
@@ -58,13 +55,20 @@ void FrameworkListener::registerCmd(FrameworkCommand *cmd) { 
    mCommands->push_back(cmd);

    mCommands->push_back(cmd);

}

}





void FrameworkListener::dispatchCommand(SocketClient *cli, char *cmd) {

void FrameworkListener::dispatchCommand(SocketClient *cli, char *data) {

    char *next = cmd;

    int argc;

    char *cm;

    char *argv[FrameworkListener::CMD_ARGS_MAX];

    char *arg;



    if (!index(data, '"')) {

        char *next = data;

        char *field;

        int i;





    if (!(cm = strsep(&next, ":"))) {

        for (i = 0; (i < FrameworkListener::CMD_ARGS_MAX) &&

        cli->sendMsg(500, "Malformatted message", false);

                    (argv[i] = strsep(&next, " ")); i++);

        argc = i+1;

    } else {

        LOGD("blehhh not supported");

        return;

        return;

    }

    }
@@ -73,8 +77,8 @@ void FrameworkListener::dispatchCommand(SocketClient *cli, char *cmd) { 
    for (i = mCommands->begin(); i != mCommands->end(); ++i) {

    for (i = mCommands->begin(); i != mCommands->end(); ++i) {

        FrameworkCommand *c = *i;

        FrameworkCommand *c = *i;





        if (!strcmp(cm, c->getCommand())) {

        if (!strcmp(argv[0], c->getCommand())) {

            if (c->runCommand(cli, next)) {

            if (c->runCommand(cli, argc, argv)) {

                LOGW("Handler '%s' error (%s)", c->getCommand(), strerror(errno));

                LOGW("Handler '%s' error (%s)", c->getCommand(), strerror(errno));

            }

            }

            return;

            return;

libsysutils/src/SocketClient.cpp

+3 −12
Original line number Original line Diff line number Diff line
@@ -33,19 +33,10 @@ int SocketClient::sendMsg(const char *msg) { 
        return -1;

        return -1;

    }

    }





    char *tmp;

    // Send the message including null character

    const char *bp = msg;



    if (msg[strlen(msg)] != '\n') {

        tmp = (char *) alloca(strlen(msg) + 1);

        strcpy(tmp, msg);

        strcat(tmp, "\n");

        bp = tmp;

    }



    int rc = 0;

    int rc = 0;

    const char *p = bp;

    const char *p = msg;

    int brtw = strlen(bp);

    int brtw = strlen(msg) + 1;





    pthread_mutex_lock(&mWriteMutex);

    pthread_mutex_lock(&mWriteMutex);

    while(brtw) {

    while(brtw) {