Module: kamailio Branch: 5.5 Commit: c4821bdaa44198dce153c1764b298c8c00652463 URL: https://github.com/kamailio/kamailio/commit/c4821bdaa44198dce153c1764b298c8… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2021-11-05T08:43:09+01:00 core: unsigned literal for 1 used in left shifting for script callbacks - GH #2897 (cherry picked from commit 6348de19626f691036fd94134be6f64fff4418ed) --- Modified: src/core/script_cb.c Modified: src/core/script_cb.h --- Diff: https://github.com/kamailio/kamailio/commit/c4821bdaa44198dce153c1764b298c8… Patch: https://github.com/kamailio/kamailio/commit/c4821bdaa44198dce153c1764b298c8… --- diff --git a/src/core/script_cb.c b/src/core/script_cb.c index 2f83608e66..266037674a 100644 --- a/src/core/script_cb.c +++ b/src/core/script_cb.c @@ -78,11 +78,11 @@ int register_script_cb( cb_function f, unsigned int flags, void *param ) int i; /* type checkings */ - if ( (flags&((1<<SCRIPT_CB_NUM)-1))==0 ) { + if ( (flags&((1u<<SCRIPT_CB_NUM)-1))==0 ) { LM_BUG("callback flag not specified\n"); return -1; } - if ( (flags&(~(PRE_SCRIPT_CB|POST_SCRIPT_CB))) >= 1<<SCRIPT_CB_NUM ) { + if ( (flags&(~(PRE_SCRIPT_CB|POST_SCRIPT_CB))) >= 1u<<SCRIPT_CB_NUM ) { LM_BUG("unsupported callback flags: %u\n", flags); return -1; @@ -102,7 +102,7 @@ int register_script_cb( cb_function f, unsigned int flags, void *param ) * (as many times as many flags are set) */ for (i=0; i<SCRIPT_CB_NUM; i++) { - if ((flags&(1<<i)) == 0) + if ((flags&(1u<<i)) == 0) continue; if (add_callback(&cb_array[i], f, param) < 0) goto add_error; @@ -155,7 +155,7 @@ int exec_pre_script_cb( struct sip_msg *msg, enum script_cb_type type) return 0; } - flags = PRE_SCRIPT_CB | (1<<(type-1)); + flags = PRE_SCRIPT_CB | (1u<<(type-1)); for (cb=pre_script_cb[type-1]; cb ; cb=cb->next ) { /* stop on error */ if (cb->cbf(msg, flags, cb->param)==0) @@ -177,7 +177,7 @@ int exec_post_script_cb( struct sip_msg *msg, enum script_cb_type type) return 1; } - flags = POST_SCRIPT_CB | (1<<(type-1)); + flags = POST_SCRIPT_CB | (1u<<(type-1)); for (cb=post_script_cb[type-1]; cb ; cb=cb->next){ cb->cbf(msg, flags, cb->param); } diff --git a/src/core/script_cb.h b/src/core/script_cb.h index ece69b8e41..650bf053fa 100644 --- a/src/core/script_cb.h +++ b/src/core/script_cb.h @@ -33,8 +33,8 @@ typedef int (cb_function)(struct sip_msg *msg, unsigned int flags, void *param); -#define PRE_SCRIPT_CB (1<<30) -#define POST_SCRIPT_CB (1<<31) +#define PRE_SCRIPT_CB (1u<<30) +#define POST_SCRIPT_CB (1u<<31) /* Pre- and post-script callback flags. Use these flags to register * for the callbacks, and to check the type of the callback from the