diff options
Diffstat (limited to '')
| -rw-r--r-- | private/mvdm/softpc.new/host/src/nt_rez.c | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/private/mvdm/softpc.new/host/src/nt_rez.c b/private/mvdm/softpc.new/host/src/nt_rez.c new file mode 100644 index 000000000..fd6b94a23 --- /dev/null +++ b/private/mvdm/softpc.new/host/src/nt_rez.c @@ -0,0 +1,187 @@ +#include "insignia.h" +#include "host_def.h" + +/* INSIGNIA MODULE SPECIFICATION + ----------------------------- + +FILE NAME : nt_rez.c +MODULE NAME : nt CMOS read/write routines + + THIS PROGRAM SOURCE FILE IS SUPPLIED IN CONFIDENCE TO THE + CUSTOMER, THE CONTENTS OR DETAILS OF ITS OPERATION MAY + ONLY BE DISCLOSED TO PERSONS EMPLOYED BY THE CUSTOMER WHO + REQUIRE A KNOWLEDGE OF THE SOFTWARE CODING TO CARRY OUT + THEIR JOB. DISCLOSURE TO ANY OTHER PERSON MUST HAVE PRIOR + AUTHORISATION FROM THE DIRECTORS OF INSIGNIA SOLUTIONS INC. + +DESIGNER : +DATE : + +PURPOSE : + + + +The Following Routines are defined: + 1. host_read_resource + 2. host_write_resource + +========================================================================= + +AMENDMENTS : + +========================================================================= +*/ + + +#include <stdio.h> +#include <io.h> +#include <sys\types.h> +#include <fcntl.h> +#include <sys\stat.h> + +#include "xt.h" +#include "error.h" +#include "spcfile.h" +#include "timer.h" + + +/* + * Allow a suitable default for the CMOS file name. + */ + +#ifndef CMOS_FILE_NAME +#define CMOS_FILE_NAME "cmos.ram" +#endif + +long host_read_resource(int type, char *name, byte *addr, int maxsize, int display_error) +/* int type; Unused */ +/* char *name; Name of resource */ +/* byte *addr; Address to read data into */ +/* int maxsize; Max size that should be read */ +/* int display_error; Flag to control error message output */ +{ + + int file_fd; + long size=0; + char full_path[MAXPATHLEN]; + extern char *host_find_file(char *name, char *path, int disp_err); + + type = 0; // To stop unreferenced formal parameter errors + +#ifdef DELTA //STF - make change to 8.3 compatible name + if (strcmp(name, ".spcprofile") == 0) + name = "profile.spc"; +#endif + + file_fd = _open(host_find_file (name, full_path, display_error), O_RDONLY|O_BINARY); + + if (file_fd != -1) /* Opened successfully */ { + /* seek to end to get size */ + size = _lseek (file_fd, 0L, 2); + + if (size > maxsize) // corrupted file??? + return(0); + + /* Seek back to start before reading! */ + _lseek (file_fd, 0L, 0); + + _read(file_fd,addr,size); + _close(file_fd); + } + + return (size); +} + + + +/********************************************************/ + +void host_write_resource(type,name,addr,size) +int type; /* Unused */ +char *name; /* Name of resource */ +byte *addr; /* Address of data to write */ +long size; /* Quantity of data to write */ +{ + int file_fd; + char full_path[MAXPATHLEN]; + char *hff_ret; + extern char *host_find_file(char *name, char *path, int disp_err); + + type = 0; // To stop unreferenced formal parameter errors + + host_block_timer (); + +#ifdef DELTA //STF - make change to 8.3 compatible name + if (strcmp(name, ".spcprofile") == 0) + name = "profile.spc"; +#endif + + hff_ret = host_find_file (name,full_path,SILENT); + + if (hff_ret != NULL) + { + file_fd = _open (hff_ret,O_WRONLY); + + if (file_fd != -1) + { + _write (file_fd, addr, size); + _close (file_fd); + } + else + { + +#ifndef HUNTER + host_error (EG_REZ_UPDATE,ERR_CONT,name); +#endif + + /* Continuing => try to create a new file */ + file_fd = _open(name,O_RDWR|O_CREAT,S_IREAD|S_IWRITE); + + if (file_fd != -1) + { + _write (file_fd, addr, size); + _close (file_fd); + } + +#ifndef HUNTER + else + { + /* Tell the user we cannot update */ + host_error (EG_NO_REZ_UPDATE, ERR_CONT, CMOS_FILE_NAME); + } +#endif + + } + } + else + { + /* host find file has failed and we have + * reached this point with no error panels + */ + +#ifndef HUNTER + host_error (EG_REZ_UPDATE,(ERR_QUIT|ERR_CONT),name); +#endif + + /* Continuing => try to create a new file */ + file_fd = _open(name,O_RDWR|O_CREAT,S_IREAD|S_IWRITE); + + if (file_fd != -1) + { + _write (file_fd, addr, size); + _close (file_fd); + } + +#ifndef HUNTER + else + { + /* Tell the user we cannot update */ + host_error (EG_NO_REZ_UPDATE, ERR_CONT, + CMOS_FILE_NAME); + } +#endif + + } + + host_release_timer (); +} |