9 int dl_iterate_phdr(int(*callback)(struct dl_phdr_info *info, size_t size, void *data), void *data)
12 ElfW(Phdr) *phdr, *tls_phdr=0;
15 struct dl_phdr_info info;
16 size_t i, aux[AUX_CNT];
18 for (i=0; libc.auxv[i]; i+=2)
19 if (libc.auxv[i]<AUX_CNT) aux[libc.auxv[i]] = libc.auxv[i+1];
21 for (p=(void *)aux[AT_PHDR],n=aux[AT_PHNUM]; n; n--,p+=aux[AT_PHENT]) {
23 if (phdr->p_type == PT_PHDR)
24 base = aux[AT_PHDR] - phdr->p_vaddr;
25 if (phdr->p_type == PT_TLS)
28 info.dlpi_addr = base;
29 info.dlpi_name = "/proc/self/exe";
30 info.dlpi_phdr = (void *)aux[AT_PHDR];
31 info.dlpi_phnum = aux[AT_PHNUM];
35 info.dlpi_tls_modid = 1;
36 info.dlpi_tls_data = (void *)(base + tls_phdr->p_vaddr);
38 info.dlpi_tls_modid = 0;
39 info.dlpi_tls_data = 0;
41 return (callback)(&info, sizeof (info), data);