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NAME list uprobe args - basic type
RUN {{BPFTRACE}} -lv 'uprobe:./testprogs/uprobe_test:main'
EXPECT int argc
REQUIRES_FEATURE dwarf
TIMEOUT 5
NAME list uprobe args - pointer type
RUN {{BPFTRACE}} -lv 'uprobe:./testprogs/uprobe_test:uprobeFunction1'
EXPECT int* n
REQUIRES_FEATURE dwarf
TIMEOUT 5
NAME list uprobe args - struct pointer type
RUN {{BPFTRACE}} -lv 'uprobe:./testprogs/uprobe_test:uprobeFunction2'
EXPECT struct Foo* foo1
REQUIRES_FEATURE dwarf
TIMEOUT 5
NAME uprobe arg by name - char
PROG uprobe:./testprogs/uprobe_test:uprobeFunction1 { printf("c = %c\n", args.c); exit(); }
EXPECT c = x
REQUIRES_FEATURE dwarf
TIMEOUT 5
BEFORE ./testprogs/uprobe_test
NAME uprobe arg by name - pointer
PROG uprobe:./testprogs/uprobe_test:uprobeFunction1 { printf("n = %d\n", *(args.n)); exit(); }
EXPECT n = 13
REQUIRES_FEATURE dwarf
TIMEOUT 5
BEFORE ./testprogs/uprobe_test
NAME uprobe arg by name - struct
PROG uprobe:./testprogs/uprobe_test:uprobeFunction2 { printf("foo1->a = %d\n", args.foo1->a); exit(); }
EXPECT foo1->a = 123
REQUIRES_FEATURE dwarf
TIMEOUT 5
BEFORE ./testprogs/uprobe_test
# Checking backwards compatibility
NAME uprobe args as pointer
PROG uprobe:./testprogs/uprobe_test:uprobeFunction1 { printf("c = %c\n", args->c); exit(); }
EXPECT c = x
REQUIRES_FEATURE dwarf
TIMEOUT 5
BEFORE ./testprogs/uprobe_test
NAME struct field string
PROG uprobe:./testprogs/uprobe_test:uprobeFunction2 { printf("foo1->b = %s\n", args.foo1->b); exit(); }
EXPECT foo1->b = hello
REQUIRES_FEATURE dwarf
TIMEOUT 5
BEFORE ./testprogs/uprobe_test
NAME struct field array
PROG uprobe:./testprogs/uprobe_test:uprobeFunction2 { print(args.foo1->c); exit(); }
EXPECT [1,2,3]
REQUIRES_FEATURE dwarf
TIMEOUT 5
BEFORE ./testprogs/uprobe_test
NAME cast to struct
PROG uprobe:./testprogs/uprobe_test:uprobeFunction2 { printf("foo1->a = %d\n", ((struct Foo *)arg0)->a); exit(); }
EXPECT foo1->a = 123
REQUIRES_FEATURE dwarf
TIMEOUT 5
BEFORE ./testprogs/uprobe_test
NAME struct override
PROG struct Foo { int b; } uprobe:./testprogs/uprobe_test:uprobeFunction2 { printf("foo1->b = %d\n", ((struct Foo *)arg0)->b); exit(); }
EXPECT foo1->b = 123
REQUIRES_FEATURE dwarf
TIMEOUT 5
BEFORE ./testprogs/uprobe_test
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