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| author | Eric Andersen <andersen@codepoet.org> | 2003-05-26 18:48:56 +0000 |
|---|---|---|
| committer | Eric Andersen <andersen@codepoet.org> | 2003-05-26 18:48:56 +0000 |
| commit | 82ab3d7c3e65998e0b033347072ee32cf5d61b42 (patch) | |
| tree | 23318f32d86a7f4c591bd9a8ef895f4e32929243 /libbb/module_syscalls.c | |
| parent | b0cfca75442293b4b670584d83c39f9cea9f5a8b (diff) | |
| download | busybox-w32-82ab3d7c3e65998e0b033347072ee32cf5d61b42.tar.gz busybox-w32-82ab3d7c3e65998e0b033347072ee32cf5d61b42.tar.bz2 busybox-w32-82ab3d7c3e65998e0b033347072ee32cf5d61b42.zip | |
Make all syscall declarations use the syscall() function
Diffstat (limited to 'libbb/module_syscalls.c')
| -rw-r--r-- | libbb/module_syscalls.c | 47 |
1 files changed, 26 insertions, 21 deletions
diff --git a/libbb/module_syscalls.c b/libbb/module_syscalls.c index 8fe9e525c..b0ace74ea 100644 --- a/libbb/module_syscalls.c +++ b/libbb/module_syscalls.c | |||
| @@ -37,42 +37,47 @@ | |||
| 37 | 37 | ||
| 38 | #if __GNU_LIBRARY__ < 5 || ((__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1)) | 38 | #if __GNU_LIBRARY__ < 5 || ((__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1)) |
| 39 | /* These syscalls are not included as part of libc5 */ | 39 | /* These syscalls are not included as part of libc5 */ |
| 40 | _syscall1(int, delete_module, const char *, name); | 40 | int delete_module(const char *name) |
| 41 | _syscall1(int, get_kernel_syms, __ptr_t, ks); | 41 | { |
| 42 | return(syscall(__NR_delete_module, name)); | ||
| 43 | } | ||
| 44 | int get_kernel_syms(__ptr_t ks) | ||
| 45 | { | ||
| 46 | return(syscall(__NR_get_kernel_syms, ks)); | ||
| 47 | } | ||
| 42 | 48 | ||
| 43 | /* This may have 5 arguments (for old 2.0 kernels) or 2 arguments | 49 | /* This may have 5 arguments (for old 2.0 kernels) or 2 arguments |
| 44 | * (for 2.2 and 2.4 kernels). Use the greatest common denominator, | 50 | * (for 2.2 and 2.4 kernels). Use the greatest common denominator, |
| 45 | * and let the kernel cope with whatever it gets. Its good at that. */ | 51 | * and let the kernel cope with whatever it gets. Its good at that. */ |
| 46 | _syscall5(int, init_module, void *, first, void *, second, void *, third, | 52 | int init_module(void *first, void *second, void *third, void *fourth, void *fifth) |
| 47 | void *, fourth, void *, fifth); | 53 | { |
| 54 | return(syscall(__NR_init_module, first, second, third, fourth, fifth)); | ||
| 55 | } | ||
| 48 | 56 | ||
| 57 | int query_module(const char *name, int which, void *buf, size_t bufsize, size_t *ret) | ||
| 58 | { | ||
| 49 | #ifndef __NR_query_module | 59 | #ifndef __NR_query_module |
| 50 | #warning This kernel does not support the query_module syscall | 60 | #warning This kernel does not support the query_module syscall |
| 51 | #warning -> The query_module system call is being stubbed out... | 61 | #warning -> The query_module system call is being stubbed out... |
| 52 | int query_module(const char *name, int which, void *buf, size_t bufsize, size_t *ret) | 62 | bb_error_msg("\n\nTo make this application work, you will need to recompile\n" |
| 53 | { | 63 | "BusyBox with a kernel supporting the query_module system call.\n"); |
| 54 | bb_error_msg("\n\nTo make this application work, you will need to recompile\n" | 64 | errno=ENOSYS; |
| 55 | "with a kernel supporting the query_module system call. -Erik\n"); | 65 | return -1; |
| 56 | errno=ENOSYS; | ||
| 57 | return -1; | ||
| 58 | } | ||
| 59 | #else | 66 | #else |
| 60 | _syscall5(int, query_module, const char *, name, int, which, | 67 | return(syscall(__NR_query_module, name, which, buf, bufsize, ret)); |
| 61 | void *, buf, size_t, bufsize, size_t*, ret); | ||
| 62 | #endif | 68 | #endif |
| 69 | } | ||
| 63 | 70 | ||
| 64 | /* Jump through hoops to fixup error return codes */ | 71 | /* Jump through hoops to fixup error return codes */ |
| 65 | #define __NR___create_module __NR_create_module | ||
| 66 | static inline _syscall2(long, __create_module, const char *, name, size_t, size) | ||
| 67 | unsigned long create_module(const char *name, size_t size) | 72 | unsigned long create_module(const char *name, size_t size) |
| 68 | { | 73 | { |
| 69 | long ret = __create_module(name, size); | 74 | long ret = syscall(__NR_create_module, name, size); |
| 70 | 75 | ||
| 71 | if (ret == -1 && errno > 125) { | 76 | if (ret == -1 && errno > 125) { |
| 72 | ret = -errno; | 77 | ret = -errno; |
| 73 | errno = 0; | 78 | errno = 0; |
| 74 | } | 79 | } |
| 75 | return ret; | 80 | return ret; |
| 76 | } | 81 | } |
| 77 | 82 | ||
| 78 | #endif /* __GNU_LIBRARY__ < 5 */ | 83 | #endif /* __GNU_LIBRARY__ < 5 */ |