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#include "vmc.h" |
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// Driver fonctions |
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|
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#define MODNAME "vmc_fs" |
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IRX_ID ( MODNAME, 1, 2 ); |
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|
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// Static variables. |
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static iop_device_t s_Vmc_Driver; |
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static iop_device_ops_t s_Vmc_Functions; |
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|
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// Global variables. |
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struct global_vmc g_Vmc_Image[ 2 ]; |
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int g_Vmc_Remove_Flag; |
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int g_Vmc_Initialized; |
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|
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//---------------------------------------------------------------------------- |
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// Initialize vmc driver |
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//---------------------------------------------------------------------------- |
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int Vmc_Initialize ( iop_device_t * driver ) |
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{ |
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|
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if ( g_Vmc_Initialized ) |
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return VMCFS_ERR_NO; |
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|
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g_Vmc_Initialized = TRUE; |
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|
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// init the global file descriptor to something negative ( ubergeek like 42, and polo like 35 so - 4235 ) |
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g_Vmc_Image[ 0 ].fd = -4235; |
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g_Vmc_Image[ 1 ].fd = -4235; |
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|
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DEBUGPRINT ( 1, "vmcfs: Filesystem Driver Initialized\n" ); |
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|
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return VMCFS_ERR_NO; |
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} |
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|
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|
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//---------------------------------------------------------------------------- |
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// Deinitialize vmc driver |
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//---------------------------------------------------------------------------- |
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int Vmc_Deinitialize ( iop_device_t * driver ) |
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{ |
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|
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int i = 0; |
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|
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if ( !g_Vmc_Initialized ) |
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return VMCFS_ERR_INITIALIZED; |
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g_Vmc_Initialized = FALSE; |
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|
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for ( i = 0; i < 2; i++ ) |
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{ |
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if( g_Vmc_Image[ i ].fd >=0 ) |
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{ |
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close ( g_Vmc_Image[ i ].fd ); |
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|
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} |
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|
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} |
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DEBUGPRINT ( 1, "vmcfs: Filesystem Driver Deinitialized\n" ); |
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return VMCFS_ERR_NO; |
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|
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} |
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|
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// Entry point of the driver. |
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int _start ( int argc, char* * argv ) |
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{ |
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|
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printf ( "vmcfs: Created by ubergeek42\n" ); |
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printf ( "vmcfs: ... Improved by Polo35.\n" ); |
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printf ( "vmcfs: Version 1.2\n" ); |
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|
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g_Vmc_Initialized = FALSE; |
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g_Vmc_Remove_Flag = FALSE; |
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|
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s_Vmc_Driver.type = (IOP_DT_FS | IOP_DT_FSEXT); |
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s_Vmc_Driver.version = 1; |
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s_Vmc_Driver.name = "vmc"; // the name used to access this device ( eg: vmc0: / ) |
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s_Vmc_Driver.desc = "Virtual Memory Card s_Vmc_Driver"; |
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s_Vmc_Driver.ops = &s_Vmc_Functions; |
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|
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// Typecasting to ( void* ) eliminates a bunch of warnings. |
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s_Vmc_Functions.init = Vmc_Initialize; |
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s_Vmc_Functions.deinit = Vmc_Deinitialize; |
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s_Vmc_Functions.format = Vmc_Format; |
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s_Vmc_Functions.open = Vmc_Open; |
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s_Vmc_Functions.close = Vmc_Close; |
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s_Vmc_Functions.read = Vmc_Read; |
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s_Vmc_Functions.write = Vmc_Write; |
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s_Vmc_Functions.lseek = Vmc_Lseek; |
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s_Vmc_Functions.ioctl = Vmc_Ioctl; |
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s_Vmc_Functions.remove = Vmc_Remove; |
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s_Vmc_Functions.mkdir = Vmc_Mkdir; |
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s_Vmc_Functions.rmdir = Vmc_Rmdir; |
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s_Vmc_Functions.dopen = Vmc_Dopen; |
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s_Vmc_Functions.dclose = Vmc_Dclose; |
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s_Vmc_Functions.dread = Vmc_Dread; |
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s_Vmc_Functions.getstat = Vmc_Getstat; |
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s_Vmc_Functions.chstat = Vmc_Chstat; |
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/* Extended ops start here. */ |
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s_Vmc_Functions.rename = Vmc_Rename; |
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s_Vmc_Functions.chdir = Vmc_Chdir; |
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s_Vmc_Functions.sync = Vmc_Sync; |
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s_Vmc_Functions.mount = Vmc_Mount; |
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s_Vmc_Functions.umount = Vmc_Umount; |
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s_Vmc_Functions.lseek64 = Vmc_Lseek64; |
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s_Vmc_Functions.devctl = Vmc_Devctl; |
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s_Vmc_Functions.symlink = Vmc_Symlink; |
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s_Vmc_Functions.readlink = Vmc_Readlink; |
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s_Vmc_Functions.ioctl2 = Vmc_Ioctl2; |
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|
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// Add the Driver using the ioman export |
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DelDrv ( s_Vmc_Driver.name ); |
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AddDrv ( &s_Vmc_Driver ); |
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|
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// And we are done! |
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DEBUGPRINT ( 1, "vmcfs: Filesystem Driver %s added!\n", s_Vmc_Driver.name ); |
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|
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return 0; |
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|
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} |
