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37 lines
916 B
C
37 lines
916 B
C
#include <string.h>
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#include <elf.h>
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#define ETC_LDSO_PATH "/etc/ld-musl-powerpc.path"
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#define IS_COPY(x) ((x)==R_PPC_COPY)
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#define IS_PLT(x) ((x)==R_PPC_JMP_SLOT)
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// see linux' arch/powerpc/include/asm/elf.h
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static inline void do_single_reloc(
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struct dso *self, unsigned char *base_addr,
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size_t *reloc_addr, int type, size_t addend,
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Sym *sym, size_t sym_size,
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struct symdef def, size_t sym_val)
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{
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switch(type) {
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case R_PPC_GLOB_DAT:
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case R_PPC_JMP_SLOT:
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*reloc_addr = sym_val;
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break;
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case R_PPC_REL32:
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if (sym_val) *reloc_addr += sym_val;
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else *reloc_addr += (size_t)base_addr;
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break;
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case R_PPC_COPY:
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memcpy(reloc_addr, (void *)sym_val, sym_size);
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break;
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case R_PPC_RELATIVE:
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*reloc_addr += (size_t)base_addr;
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break;
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//case R_PPC64_DTPMOD64: //R_X86_64_DTPMOD64:
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case R_PPC_DTPMOD32: //R_386_TLS_DTPMOD32:
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*reloc_addr = def.dso ? def.dso->tls_id : self->tls_id;
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break;
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}
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}
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