diff options
Diffstat (limited to 'lib/sanitizer_common/sanitizer_common_interceptors.inc')
| -rw-r--r-- | lib/sanitizer_common/sanitizer_common_interceptors.inc | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/lib/sanitizer_common/sanitizer_common_interceptors.inc b/lib/sanitizer_common/sanitizer_common_interceptors.inc index 1b736ade..4c2fc912 100644 --- a/lib/sanitizer_common/sanitizer_common_interceptors.inc +++ b/lib/sanitizer_common/sanitizer_common_interceptors.inc @@ -2421,6 +2421,83 @@ INTERCEPTOR(int, initgroups, char *user, u32 group) { #define INIT_INITGROUPS #endif +#if SANITIZER_INTERCEPT_ETHER +INTERCEPTOR(char *, ether_ntoa, __sanitizer_ether_addr *addr) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, ether_ntoa, addr); + if (addr) COMMON_INTERCEPTOR_READ_RANGE(ctx, addr, sizeof(*addr)); + char *res = REAL(ether_ntoa)(addr); + if (res) COMMON_INTERCEPTOR_INITIALIZE_RANGE(ctx, res, REAL(strlen)(res) + 1); + return res; +} +INTERCEPTOR(char *, ether_ntoa_r, __sanitizer_ether_addr *addr, char *buf) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, ether_ntoa_r, addr, buf); + if (addr) COMMON_INTERCEPTOR_READ_RANGE(ctx, addr, sizeof(*addr)); + char *res = REAL(ether_ntoa_r)(addr, buf); + if (res) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, res, REAL(strlen)(res) + 1); + return res; +} +INTERCEPTOR(__sanitizer_ether_addr *, ether_aton, char *buf) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, ether_aton, buf); + if (buf) COMMON_INTERCEPTOR_READ_RANGE(ctx, buf, REAL(strlen)(buf) + 1); + __sanitizer_ether_addr *res = REAL(ether_aton)(buf); + if (res) COMMON_INTERCEPTOR_INITIALIZE_RANGE(ctx, res, sizeof(*res)); + return res; +} +INTERCEPTOR(__sanitizer_ether_addr *, ether_aton_r, char *buf, + __sanitizer_ether_addr *addr) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, ether_aton_r, buf, addr); + if (buf) COMMON_INTERCEPTOR_READ_RANGE(ctx, buf, REAL(strlen)(buf) + 1); + __sanitizer_ether_addr *res = REAL(ether_aton_r)(buf, addr); + if (res) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, res, sizeof(*res)); + return res; +} +INTERCEPTOR(int, ether_ntohost, char *hostname, __sanitizer_ether_addr *addr) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, ether_ntohost, hostname, addr); + if (addr) COMMON_INTERCEPTOR_READ_RANGE(ctx, addr, sizeof(*addr)); + int res = REAL(ether_ntohost)(hostname, addr); + if (!res && hostname) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, hostname, REAL(strlen)(hostname) + 1); + return res; +} +INTERCEPTOR(int, ether_hostton, char *hostname, __sanitizer_ether_addr *addr) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, ether_hostton, hostname, addr); + if (hostname) + COMMON_INTERCEPTOR_READ_RANGE(ctx, hostname, REAL(strlen)(hostname) + 1); + int res = REAL(ether_hostton)(hostname, addr); + if (!res && addr) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, addr, sizeof(*addr)); + return res; +} +INTERCEPTOR(int, ether_line, char *line, __sanitizer_ether_addr *addr, + char *hostname) { + void *ctx; + COMMON_INTERCEPTOR_ENTER(ctx, ether_line, line, addr, hostname); + if (line) COMMON_INTERCEPTOR_READ_RANGE(ctx, line, REAL(strlen)(line) + 1); + int res = REAL(ether_line)(line, addr, hostname); + if (!res) { + if (addr) COMMON_INTERCEPTOR_WRITE_RANGE(ctx, addr, sizeof(*addr)); + if (hostname) + COMMON_INTERCEPTOR_WRITE_RANGE(ctx, hostname, REAL(strlen)(hostname) + 1); + } + return res; +} +#define INIT_ETHER \ + INTERCEPT_FUNCTION(ether_ntoa_r); \ + INTERCEPT_FUNCTION(ether_aton_r); \ + INTERCEPT_FUNCTION(ether_ntoa); \ + INTERCEPT_FUNCTION(ether_aton); \ + INTERCEPT_FUNCTION(ether_ntohost); \ + INTERCEPT_FUNCTION(ether_hostton); \ + INTERCEPT_FUNCTION(ether_line); +#else +#define INIT_ETHER +#endif + #define SANITIZER_COMMON_INTERCEPTORS_INIT \ INIT_STRCMP; \ INIT_STRNCMP; \ @@ -2512,4 +2589,5 @@ INTERCEPTOR(int, initgroups, char *user, u32 group) { INIT_STATVFS; \ INIT_STATVFS64; \ INIT_INITGROUPS; \ + INIT_ETHER; \ /**/ |