diff options
Diffstat (limited to 'libsyscalls_get_syscall_display_info.c')
| -rw-r--r-- | libsyscalls_get_syscall_display_info.c | 38 |
1 files changed, 29 insertions, 9 deletions
diff --git a/libsyscalls_get_syscall_display_info.c b/libsyscalls_get_syscall_display_info.c index 4d59f5c..f9bbf1a 100644 --- a/libsyscalls_get_syscall_display_info.c +++ b/libsyscalls_get_syscall_display_info.c @@ -5,13 +5,17 @@ #include <stdlib.h> #include <string.h> +#if defined(__GNUC__) +# pragma GCC diagnostic ignored "-Winline" +#endif + #define LOWEST_BIT(X) ((X) & ~((X) - 1)) #define POST_HIGHEST_OF_CONSECUTIVELY_BITS(X) ((X) + LOWEST_BIT(X)) static inline signed char -trailing_zeroes(unsigned long long int x) { +trailing_zeroes(unsigned long long int x) { /* TODO use builtin function if available */ int r = 0; if (x == 0) return -1; @@ -53,11 +57,18 @@ extract_signal(enum libsyscalls_os os, enum libsyscalls_arch arch, if (!found) return NULL; + (void)fallback_out; + *valuep = 0; return found->name; } +#if defined(__clang__) +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wunsafe-buffer-usage" +#endif + static struct libsyscalls_syscall_display_info * build_syscall_display_info(void *data, size_t data_size, size_t data_align, libsyscalls_symbol_printer_function **funcs, @@ -74,14 +85,14 @@ build_syscall_display_info(void *data, size_t data_size, size_t data_align, size += 1; } dataoff = size; - size += nsyms * data_size; + size += (size_t)nsyms * data_size; - if (size & (alignof(*ret->params) - 1)) { - size |= alignof(*ret->params) - 1; + if (size & (alignof(struct libsyscalls_syscall_type_info) - 1)) { + size |= alignof(struct libsyscalls_syscall_type_info) - 1; size += 1; } paramoff = size; - size += (nargs + 1) * sizeof(*ret->params); + size += (size_t)(nargs + 1) * sizeof(*ret->params); ret = calloc(1, size); if (!ret) @@ -96,8 +107,8 @@ build_syscall_display_info(void *data, size_t data_size, size_t data_align, ret->params[i].type = syscall->parameters_types[i]; if (funcs[i]) { ret->params[i].function = funcs[i]; - ret->params[i].data = (void *)&((char *)ret)[dataoff + nsyms * data_size]; - memcpy(ret->params[i].data, &((char *)data)[i * data_size], data_size); + ret->params[i].data = (void *)&((char *)ret)[dataoff + (size_t)nsyms * data_size]; + memcpy(ret->params[i].data, &((char *)data)[(size_t)i * data_size], data_size); nsyms++; } } @@ -105,17 +116,26 @@ build_syscall_display_info(void *data, size_t data_size, size_t data_align, ret->retvalue->expect_zero = syscall->expect_zero; if (funcs[i]) { ret->retvalue->function = funcs[i]; - ret->retvalue->data = (void *)&((char *)ret)[dataoff + nsyms * data_size]; - memcpy(ret->retvalue->data, &((char *)data)[i * data_size], data_size); + ret->retvalue->data = (void *)&((char *)ret)[dataoff + (size_t)nsyms * data_size]; + memcpy(ret->retvalue->data, &((char *)data)[(size_t)i * data_size], data_size); } return ret; } +#if defined(__clang__) +# pragma clang diagnostic pop +#endif + #include "generated/symbols.c" + +#if defined(__GNUC__) && !defined(__clang__) +# pragma GCC diagnostic ignored "-Wnonnull-compare" /* Why should I trust that the user is using the same compiler? */ +#endif + enum libsyscalls_error libsyscalls_get_syscall_display_info(enum libsyscalls_os os, enum libsyscalls_arch arch, const struct libsyscalls_syscall_abi *syscall, |