Edit File: memcpy-assign.cocci
// // Replace memcpy with struct assignment. // // Confidence: High // Copyright: (C) 2012 Peter Senna Tschudin, INRIA/LIP6. GPLv2. // URL: http://coccinelle.lip6.fr/ // Comments: // Options: --no-includes --include-headers virtual patch virtual report virtual context virtual org @r1 depends on !patch@ identifier struct_name; struct struct_name to; struct struct_name from; struct struct_name *top; struct struct_name *fromp; position p; @@ memcpy@p(\(&(to)\|top\), \(&(from)\|fromp\), \(sizeof(to)\|sizeof(from)\|sizeof(struct struct_name)\|sizeof(*top)\|sizeof(*fromp)\)) @script:python depends on report@ p << r1.p; @@ coccilib.report.print_report(p[0],"Replace memcpy with struct assignment") @depends on context@ position r1.p; @@ *memcpy@p(...); @script:python depends on org@ p << r1.p; @@ cocci.print_main("Replace memcpy with struct assignment",p) @depends on patch@ identifier struct_name; struct struct_name to; struct struct_name from; @@ ( -memcpy(&(to), &(from), sizeof(to)); +to = from; | -memcpy(&(to), &(from), sizeof(from)); +to = from; | -memcpy(&(to), &(from), sizeof(struct struct_name)); +to = from; ) @depends on patch@ identifier struct_name; struct struct_name to; struct struct_name *from; @@ ( -memcpy(&(to), from, sizeof(to)); +to = *from; | -memcpy(&(to), from, sizeof(*from)); +to = *from; | -memcpy(&(to), from, sizeof(struct struct_name)); +to = *from; ) @depends on patch@ identifier struct_name; struct struct_name *to; struct struct_name from; @@ ( -memcpy(to, &(from), sizeof(*to)); + *to = from; | -memcpy(to, &(from), sizeof(from)); + *to = from; | -memcpy(to, &(from), sizeof(struct struct_name)); + *to = from; ) @depends on patch@ identifier struct_name; struct struct_name *to; struct struct_name *from; @@ ( -memcpy(to, from, sizeof(*to)); + *to = *from; | -memcpy(to, from, sizeof(*from)); + *to = *from; | -memcpy(to, from, sizeof(struct struct_name)); + *to = *from; )