diff options
Diffstat (limited to 'src/lib')
-rw-r--r-- | src/lib/include/syscall.h | 17 | ||||
-rw-r--r-- | src/lib/libkogata/syscall.c | 43 |
2 files changed, 59 insertions, 1 deletions
diff --git a/src/lib/include/syscall.h b/src/lib/include/syscall.h index e0f08eb..3d9fcd5 100644 --- a/src/lib/include/syscall.h +++ b/src/lib/include/syscall.h @@ -10,14 +10,31 @@ #include <fs.h> #include <debug.h> +typedef int fd_t; + void dbg_print(const char* str); void yield(); void exit(int code); bool mmap(void* addr, size_t size, int mode); +bool mmap_file(fd_t file, size_t offset, void* addr, size_t size, int mode); bool mchmap(void* addr, int mode); bool munmap(void* addr); +bool create(const char* name, int type); +bool delete(const char* name); +bool move(const char* oldname, const char* newname); +bool stat(const char* name, stat_t *s); +int ioctl(const char* filename, int command, void* data); + +fd_t open(const char* name, int mode); +void close(fd_t file); +size_t read(fd_t file, size_t offset, size_t len, char *buf); +size_t write(fd_t file, size_t offset, size_t len, const char* buf); +bool readdir(fd_t file, dirent_t *d); +bool stat_open(fd_t file, stat_t *s); +int get_mode(fd_t file); + // more todo /* vim: set ts=4 sw=4 tw=0 noet :*/ diff --git a/src/lib/libkogata/syscall.c b/src/lib/libkogata/syscall.c index 8d24628..008a2a9 100644 --- a/src/lib/libkogata/syscall.c +++ b/src/lib/libkogata/syscall.c @@ -4,7 +4,7 @@ #include <string.h> #include <printf.h> -static uint32_t call(uint32_t a, uint32_t b, uint32_t c, uint32_t d, uint32_t ss, uint32_t dd) { +static inline uint32_t call(uint32_t a, uint32_t b, uint32_t c, uint32_t d, uint32_t ss, uint32_t dd) { uint32_t ret; asm volatile("int $0x40" :"=a"(ret) @@ -38,6 +38,9 @@ void exit(int code) { bool mmap(void* addr, size_t size, int mode) { return call(SC_MMAP, (uint32_t)addr, size, mode, 0, 0); } +bool mmap_file(fd_t file, size_t offset, void* addr, size_t size, int mode) { + return call(SC_MMAP_FILE, file, offset, (uint32_t)addr, size, mode); +} bool mchmap(void* addr, int mode) { return call(SC_MCHMAP, (uint32_t)addr, mode, 0, 0, 0); } @@ -45,4 +48,42 @@ bool munmap(void* addr) { return call(SC_MUNMAP, (uint32_t)addr, 0, 0, 0, 0); } +bool create(const char* name, int type) { + return call(SC_CREATE, (uint32_t)name, strlen(name), type, 0, 0); +} +bool delete(const char* name) { + return call(SC_CREATE, (uint32_t)name, strlen(name), 0, 0, 0); +} +bool move(const char* oldname, const char* newname) { + return call(SC_MOVE, (uint32_t)oldname, strlen(oldname), (uint32_t)newname, strlen(newname), 0); +} +bool stat(const char* name, stat_t *s) { + return call(SC_STAT, (uint32_t)name, strlen(name), (uint32_t)s, 0, 0); +} +int ioctl(const char* filename, int command, void* data) { + return call(SC_IOCTL, (uint32_t)filename, strlen(filename), command, (uint32_t)data, 0); +} + +fd_t open(const char* name, int mode) { + return call(SC_OPEN, (uint32_t)name, strlen(name), mode, 0, 0); +} +void close(fd_t file) { + call(SC_CLOSE, file, 0, 0, 0, 0); +} +size_t read(fd_t file, size_t offset, size_t len, char *buf) { + return call(SC_READ, file, offset, len, (uint32_t)buf, 0); +} +size_t write(fd_t file, size_t offset, size_t len, const char* buf) { + return call(SC_WRITE, file, offset, len, (uint32_t)buf, 0); +} +bool readdir(fd_t file, dirent_t *d) { + return call(SC_READDIR, file, (uint32_t)d, 0, 0, 0); +} +bool stat_open(fd_t file, stat_t *s) { + return call(SC_STAT_OPEN, file, (uint32_t)s, 0, 0, 0); +} +int get_mode(fd_t file) { + return call(SC_GET_MODE, file, 0, 0, 0, 0); +} + /* vim: set ts=4 sw=4 tw=0 noet :*/ |