mirror of
https://github.com/mikpe/pdp10-tools.git
synced 2026-03-06 11:23:39 +00:00
pdp10-elf36: drop the _Ext types, add procedures for reading and writing Elf36 structures
This commit is contained in:
Mikael Pettersson
@@ -17,13 +17,6 @@ typedef pdp10_int36_t Elf36_Sword;
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typedef pdp10_uint9_t Elf36_Uchar;
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typedef pdp10_uint36_t Elf36_Word;
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typedef pdp10_uint9_t Elf36_Addr_Ext[4];
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typedef pdp10_uint9_t Elf36_Half_Ext[2];
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typedef pdp10_uint9_t Elf36_Off_Ext[4];
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typedef pdp10_uint9_t Elf36_Sword_Ext[4];
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typedef pdp10_uint9_t Elf36_Uchar_Ext;
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typedef pdp10_uint9_t Elf36_Word_Ext[4];
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/* ELF Header */
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typedef struct {
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@@ -52,26 +45,6 @@ typedef struct {
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Elf36_Half e_shstrndx; /* Section header string table index */
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} Elf36_Ehdr;
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typedef struct {
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Elf36_Word_Ext e_ident1; /* e_ident[] indices 0 to 4.5 */
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Elf36_Word_Ext e_ident2; /* e_ident[] indices 4.5 to 8 */
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Elf36_Word_Ext e_ident3; /* padding zeros */
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Elf36_Word_Ext e_ident4; /* padding zeros */
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Elf36_Half_Ext e_type; /* Identifies object file type */
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Elf36_Half_Ext e_machine; /* Specifies required architecture */
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Elf36_Word_Ext e_version; /* Identifies object file version */
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Elf36_Addr_Ext e_entry; /* Entry point virtual address */
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Elf36_Off_Ext e_phoff; /* Program header table file offset */
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Elf36_Off_Ext e_shoff; /* Section header table file offset */
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Elf36_Word_Ext e_flags; /* Processor-specific flags */
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Elf36_Half_Ext e_ehsize; /* ELF header size in bytes */
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Elf36_Half_Ext e_phentsize; /* Program header table entry size */
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Elf36_Half_Ext e_phnum; /* Program header table entry count */
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Elf36_Half_Ext e_shentsize; /* Section header table entry size */
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Elf36_Half_Ext e_shnum; /* Section header table entry count */
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Elf36_Half_Ext e_shstrndx; /* Section header string table index */
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} Elf36_Ehdr_Ext;
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/* e_ident[] identification indexes */
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#define EI_MAG0 0 /* File identification byte 0 index */
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@@ -470,19 +443,6 @@ typedef struct {
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Elf36_Word sh_entsize; /* Entry size if section holds table */
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} Elf36_Shdr;
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typedef struct {
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Elf36_Word_Ext sh_name; /* Section name, index in string tbl */
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Elf36_Word_Ext sh_type; /* Type of section */
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Elf36_Word_Ext sh_flags; /* Miscellaneous section attributes */
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Elf36_Addr_Ext sh_addr; /* Section virtual addr at execution */
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Elf36_Off_Ext sh_offset; /* Section file offset */
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Elf36_Word_Ext sh_size; /* Size of section in bytes */
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Elf36_Word_Ext sh_link; /* Index of another section */
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Elf36_Word_Ext sh_info; /* Additional section information */
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Elf36_Word_Ext sh_addralign; /* Section alignment */
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Elf36_Word_Ext sh_entsize; /* Entry size if section holds table */
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} Elf36_Shdr_Ext;
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/* Special section indices, which may show up in st_shndx fields, among
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other places. */
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@@ -588,15 +548,6 @@ typedef struct {
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Elf36_Half st_shndx; /* Associated section index */
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} Elf36_Sym;
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typedef struct {
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Elf36_Word_Ext st_name; /* Symbol name, index in string tbl */
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Elf36_Addr_Ext st_value; /* Value of the symbol */
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Elf36_Word_Ext st_size; /* Associated symbol size */
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Elf36_Uchar_Ext st_info; /* Type and binding attributes */
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Elf36_Uchar_Ext st_other; /* No defined meaning, 0 */
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Elf36_Half_Ext st_shndx; /* Associated section index */
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} Elf36_Sym_Ext;
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#if 0
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typedef struct {
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pdp10_uint9_t est_shndx[4]; /* Section index */
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@@ -666,23 +617,12 @@ typedef struct {
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Elf36_Word r_info; /* index and type of relocation */
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} Elf36_Rel;
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typedef struct {
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Elf36_Addr_Ext r_offset; /* Location at which to apply the action */
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Elf36_Word_Ext r_info; /* index and type of relocation */
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} Elf36_Rel_Ext;
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typedef struct {
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Elf36_Addr r_offset; /* Location at which to apply the action */
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Elf36_Word r_info; /* index and type of relocation */
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Elf36_Sword r_addend; /* Constant addend used to compute value */
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} Elf36_Rela;
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typedef struct {
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Elf36_Addr_Ext r_offset; /* Location at which to apply the action */
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Elf36_Word_Ext r_info; /* index and type of relocation */
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Elf36_Sword_Ext r_addend; /* Constant addend used to compute value */
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} Elf36_Rela_Ext;
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/* Relocation info handling macros. */
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#define ELF36_R_SYM(i) ((i) >> 8)
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@@ -698,13 +638,6 @@ typedef struct {
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Elf36_Uchar n_name[1]; /* Start of the name+desc data */
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} Elf36_Note;
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typedef struct {
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Elf36_Word_Ext n_namesz; /* Size of entry's owner string */
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Elf36_Word_Ext n_descsz; /* Size of the note descriptor */
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Elf36_Word_Ext n_type; /* Interpretation of the descriptor */
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Elf36_Uchar_Ext n_name[1]; /* Start of the name+desc data */
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} Elf36_Note_Ext;
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/* Values of note segment descriptor types for core files. */
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#define NT_PRSTATUS 1 /* Contains copy of prstatus struct */
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@@ -814,17 +747,6 @@ typedef struct {
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Elf36_Word p_align; /* Segment alignment, file & memory */
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} Elf36_Phdr;
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typedef struct {
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Elf36_Word_Ext p_type; /* Identifies program segment type */
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Elf36_Off_Ext p_offset; /* Segment file offset */
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Elf36_Addr_Ext p_vaddr; /* Segment virtual address */
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Elf36_Addr_Ext p_paddr; /* Segment physical address */
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Elf36_Word_Ext p_filesz; /* Segment size in file */
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Elf36_Word_Ext p_memsz; /* Segment size in memory */
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Elf36_Word_Ext p_flags; /* Segment flags */
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Elf36_Word_Ext p_align; /* Segment alignment, file & memory */
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} Elf36_Phdr_Ext;
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/* Values for program header, p_type field. */
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#define PT_NULL 0 /* Program header table entry unused */
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@@ -864,14 +786,6 @@ typedef struct {
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} d_un;
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} Elf36_Dyn;
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typedef struct {
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Elf36_Sword_Ext d_tag; /* entry tag value */
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union {
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Elf36_Word_Ext d_val;
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Elf36_Addr_Ext d_ptr;
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} d_un;
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} Elf36_Dyn_Ext;
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/* Dynamic section tags. */
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#define DT_NULL 0
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@@ -1025,16 +939,6 @@ typedef struct {
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Elf36_Word vd_next;
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} Elf36_Verdef;
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typedef struct {
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Elf36_Half_Ext vd_version;
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Elf36_Half_Ext vd_flags;
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Elf36_Half_Ext vd_ndx;
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Elf36_Half_Ext vd_cnt;
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Elf36_Word_Ext vd_hash;
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Elf36_Word_Ext vd_aux;
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Elf36_Word_Ext vd_next;
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} Elf36_Verdef_Ext;
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/* These constants are used for the version number of a Elf32_Verdef
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structure. */
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@@ -1060,11 +964,6 @@ typedef struct {
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Elf36_Word vda_next;
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} Elf36_Verdaux;
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typedef struct {
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Elf36_Word_Ext vda_name;
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Elf36_Word_Ext vda_next;
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} Elf36_Verdaux_Ext;
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/* This structure appears in a SHT_GNU_verneed section. */
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typedef struct {
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@@ -1075,14 +974,6 @@ typedef struct {
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Elf36_Word vn_next;
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} Elf36_Verneed;
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typedef struct {
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Elf36_Half_Ext vn_version;
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Elf36_Half_Ext vn_cnt;
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Elf36_Word_Ext vn_file;
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Elf36_Word_Ext vn_aux;
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Elf36_Word_Ext vn_next;
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} Elf36_Verneed_Ext;
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/* These constants are used for the version number of a Elf32_Verneed
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structure. */
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@@ -1099,14 +990,6 @@ typedef struct {
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Elf36_Word vna_next;
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} Elf36_Vernaux;
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typedef struct {
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Elf36_Word_Ext vna_hash;
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Elf36_Half_Ext vna_flags;
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Elf36_Half_Ext vna_other;
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Elf36_Word_Ext vna_name;
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Elf36_Word_Ext vna_next;
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} Elf36_Vernaux_Ext;
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/* This structure appears in a SHT_GNU_versym section. This is not a
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standard ELF structure; ELF just uses Elf32_Half. */
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@@ -1114,10 +997,6 @@ typedef struct {
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Elf36_Half vs_vers;
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} Elf36_Versym;
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typedef struct {
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Elf36_Half_Ext vs_vers;
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} Elf36_Versym_Ext;
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/* These special constants can be found in an Elf32_Versym field. */
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#define VER_NDX_LOCAL 0
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@@ -1148,12 +1027,6 @@ typedef struct
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Elf36_Half si_flags;
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} Elf36_Syminfo;
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typedef struct
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{
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Elf36_Half_Ext si_boundto;
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Elf36_Half_Ext si_flags;
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} Elf36_Syminfo_Ext;
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/* Possible values for si_boundto. */
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#define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */
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@@ -1180,12 +1053,6 @@ typedef struct
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Elf36_Addr a_val;
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} Elf36_Auxv;
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typedef struct
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{
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Elf36_Word_Ext a_type;
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Elf36_Addr_Ext a_val;
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} Elf36_Auxv_Ext;
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/* Auxv a_type values. */
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#define AT_NULL 0 /* End of vector */
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@@ -1242,4 +1109,32 @@ typedef struct
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#define AT_SUN_LDDATA 2016 /* Dynamic linker's data segment address. */
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#define AT_SUN_AUXFLAGS 2017 /* AF_SUN_ flags passed from the kernel. */
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/*
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* Procedures for reading and writing Elf36 files.
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*/
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#include "pdp10-stdio.h"
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int pdp10_elf36_write_uint9(PDP10_FILE *pdp10fp, pdp10_uint9_t val);
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int pdp10_elf36_read_uint9(PDP10_FILE *pdp10fp, pdp10_uint9_t *dst);
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int pdp10_elf36_write_uint18(PDP10_FILE *pdp10fp, pdp10_uint18_t val);
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int pdp10_elf36_read_uint18(PDP10_FILE *pdp10fp, pdp10_uint18_t *dst);
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int pdp10_elf36_write_uint36(PDP10_FILE *pdp10fp, pdp10_uint36_t val);
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int pdp10_elf36_read_uint36(PDP10_FILE *pdp10fp, pdp10_uint36_t *dst);
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int pdp10_elf36_write_sint36(PDP10_FILE *pdp10fp, pdp10_int36_t val);
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int pdp10_elf36_read_sint36(PDP10_FILE *pdp10fp, pdp10_int36_t *dst);
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int pdp10_elf36_write_ehdr(PDP10_FILE *pdp10fp, const Elf36_Ehdr *ehdr);
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int pdp10_elf36_read_ehdr(PDP10_FILE *pdp10fp, Elf36_Ehdr *ehdr);
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int pdp10_elf36_write_shdr(PDP10_FILE *pdp10fp, const Elf36_Shdr *shdr);
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int pdp10_elf36_read_shdr(PDP10_FILE *pdp10fp, Elf36_Shdr *shdr);
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int pdp10_elf36_write_sym(PDP10_FILE *pdp10fp, const Elf36_Sym *sym);
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int pdp10_elf36_read_sym(PDP10_FILE *pdp10fp, Elf36_Sym *sym);
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int pdp10_elf36_write_rel(PDP10_FILE *pdp10fp, const Elf36_Rel *rel);
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int pdp10_elf36_read_rel(PDP10_FILE *pdp10fp, Elf36_Rel *rel);
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int pdp10_elf36_write_rela(PDP10_FILE *pdp10fp, const Elf36_Rela *rela);
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int pdp10_elf36_read_rela(PDP10_FILE *pdp10fp, Elf36_Rela *rela);
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int pdp10_elf36_write_phdr(PDP10_FILE *pdp10fp, const Elf36_Phdr *phdr);
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int pdp10_elf36_read_phdr(PDP10_FILE *pdp10fp, Elf36_Phdr *phdr);
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int pdp10_elf36_write_dyn(PDP10_FILE *pdp10fp, const Elf36_Dyn *dyn);
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int pdp10_elf36_read_dyn(PDP10_FILE *pdp10fp, Elf36_Dyn *dyn);
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#endif /* PDP10_ELF36_H */
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276
lib/pdp10-elf36.c
Normal file
276
lib/pdp10-elf36.c
Normal file
@@ -0,0 +1,276 @@
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/*
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* pdp10-elf36.c
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*
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* Procedures for reading and writing ELf36 files.
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*/
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#include "pdp10-elf36.h"
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#include "pdp10-extint.h"
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#include "pdp10-stdio.h"
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int pdp10_elf36_write_uint9(PDP10_FILE *pdp10fp, pdp10_uint9_t val)
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{
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return pdp10_fputc(val, pdp10fp);
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}
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int pdp10_elf36_read_uint9(PDP10_FILE *pdp10fp, pdp10_uint9_t *dst)
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{
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int val;
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val = pdp10_fgetc(pdp10fp);
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if (val < 0)
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return -1;
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*dst = val;
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return 0;
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}
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int pdp10_elf36_write_uint18(PDP10_FILE *pdp10fp, pdp10_uint18_t val)
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{
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struct pdp10_ext_uint18 ext18;
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unsigned int i;
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pdp10_uint18_to_ext(val, &ext18);
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for (i = 0; i < 2; ++i)
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if (pdp10_elf36_write_uint9(pdp10fp, ext18.nonet[i]) < 0)
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return -1;
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return 0;
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}
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int pdp10_elf36_read_uint18(PDP10_FILE *pdp10fp, pdp10_uint18_t *dst)
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{
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unsigned int i;
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struct pdp10_ext_uint18 ext18;
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for (i = 0; i < 2; ++i)
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if (pdp10_elf36_read_uint9(pdp10fp, &ext18.nonet[i]) < 0)
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return -1;
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*dst = pdp10_uint18_from_ext(&ext18);
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return 0;
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}
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int pdp10_elf36_write_uint36(PDP10_FILE *pdp10fp, pdp10_uint36_t val)
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{
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struct pdp10_ext_uint36 ext36;
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unsigned int i;
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pdp10_uint36_to_ext(val, &ext36);
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for (i = 0; i < 4; ++i)
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if (pdp10_elf36_write_uint9(pdp10fp, ext36.nonet[i]) < 0)
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return -1;
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return 0;
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}
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int pdp10_elf36_read_uint36(PDP10_FILE *pdp10fp, pdp10_uint36_t *dst)
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{
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unsigned int i;
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struct pdp10_ext_uint36 ext36;
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for (i = 0; i < 4; ++i)
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if (pdp10_elf36_read_uint9(pdp10fp, &ext36.nonet[i]) < 0)
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return -1;
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*dst = pdp10_uint36_from_ext(&ext36);
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return 0;
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}
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int pdp10_elf36_write_sint36(PDP10_FILE *pdp10fp, pdp10_int36_t val)
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{
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return pdp10_elf36_write_uint36(pdp10fp, val);
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}
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int pdp10_elf36_read_sint36(PDP10_FILE *pdp10fp, pdp10_int36_t *dst)
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{
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pdp10_uint36_t tmp;
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if (pdp10_elf36_read_uint36(pdp10fp, &tmp) < 0)
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return -1;
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*dst = tmp;
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return 0;
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}
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int pdp10_elf36_write_ehdr(PDP10_FILE *pdp10fp, const Elf36_Ehdr *ehdr)
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{
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if (pdp10_elf36_write_uint36(pdp10fp, ehdr->e_ident1) < 0
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|| pdp10_elf36_write_uint36(pdp10fp, ehdr->e_ident2) < 0
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|| pdp10_elf36_write_uint36(pdp10fp, ehdr->e_ident3) < 0
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|| pdp10_elf36_write_uint36(pdp10fp, ehdr->e_ident4) < 0
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|| pdp10_elf36_write_uint18(pdp10fp, ehdr->e_type) < 0
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|| pdp10_elf36_write_uint18(pdp10fp, ehdr->e_machine) < 0
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|| pdp10_elf36_write_uint36(pdp10fp, ehdr->e_version) < 0
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|| pdp10_elf36_write_uint36(pdp10fp, ehdr->e_entry) < 0
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|| pdp10_elf36_write_uint36(pdp10fp, ehdr->e_phoff) < 0
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|| pdp10_elf36_write_uint36(pdp10fp, ehdr->e_shoff) < 0
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|| pdp10_elf36_write_uint36(pdp10fp, ehdr->e_flags) < 0
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|| pdp10_elf36_write_uint18(pdp10fp, ehdr->e_ehsize) < 0
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|| pdp10_elf36_write_uint18(pdp10fp, ehdr->e_phentsize) < 0
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|| pdp10_elf36_write_uint18(pdp10fp, ehdr->e_phnum) < 0
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|| pdp10_elf36_write_uint18(pdp10fp, ehdr->e_shentsize) < 0
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|| pdp10_elf36_write_uint18(pdp10fp, ehdr->e_shnum) < 0
|
||||
|| pdp10_elf36_write_uint18(pdp10fp, ehdr->e_shstrndx) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_read_ehdr(PDP10_FILE *pdp10fp, Elf36_Ehdr *ehdr)
|
||||
{
|
||||
if (pdp10_elf36_read_uint36(pdp10fp, &ehdr->e_ident1) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &ehdr->e_ident2) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &ehdr->e_ident3) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &ehdr->e_ident4) < 0
|
||||
|| pdp10_elf36_read_uint18(pdp10fp, &ehdr->e_type) < 0
|
||||
|| pdp10_elf36_read_uint18(pdp10fp, &ehdr->e_machine) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &ehdr->e_version) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &ehdr->e_entry) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &ehdr->e_phoff) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &ehdr->e_shoff) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &ehdr->e_flags) < 0
|
||||
|| pdp10_elf36_read_uint18(pdp10fp, &ehdr->e_ehsize) < 0
|
||||
|| pdp10_elf36_read_uint18(pdp10fp, &ehdr->e_phentsize) < 0
|
||||
|| pdp10_elf36_read_uint18(pdp10fp, &ehdr->e_phnum) < 0
|
||||
|| pdp10_elf36_read_uint18(pdp10fp, &ehdr->e_shentsize) < 0
|
||||
|| pdp10_elf36_read_uint18(pdp10fp, &ehdr->e_shnum) < 0
|
||||
|| pdp10_elf36_read_uint18(pdp10fp, &ehdr->e_shstrndx) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_write_shdr(PDP10_FILE *pdp10fp, const Elf36_Shdr *shdr)
|
||||
{
|
||||
if (pdp10_elf36_write_uint36(pdp10fp, shdr->sh_name) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, shdr->sh_type) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, shdr->sh_flags) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, shdr->sh_addr) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, shdr->sh_offset) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, shdr->sh_size) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, shdr->sh_link) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, shdr->sh_info) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, shdr->sh_addralign) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, shdr->sh_entsize) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_read_shdr(PDP10_FILE *pdp10fp, Elf36_Shdr *shdr)
|
||||
{
|
||||
if (pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_name) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_type) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_flags) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_addr) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_offset) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_size) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_link) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_info) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_addralign) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &shdr->sh_entsize) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_write_sym(PDP10_FILE *pdp10fp, const Elf36_Sym *sym)
|
||||
{
|
||||
if (pdp10_elf36_write_uint36(pdp10fp, sym->st_name) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, sym->st_value) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, sym->st_size) < 0
|
||||
|| pdp10_elf36_write_uint9(pdp10fp, sym->st_info) < 0
|
||||
|| pdp10_elf36_write_uint9(pdp10fp, sym->st_other) < 0
|
||||
|| pdp10_elf36_write_uint18(pdp10fp, sym->st_shndx) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_read_sym(PDP10_FILE *pdp10fp, Elf36_Sym *sym)
|
||||
{
|
||||
if (pdp10_elf36_read_uint36(pdp10fp, &sym->st_name) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &sym->st_value) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &sym->st_size) < 0
|
||||
|| pdp10_elf36_read_uint9(pdp10fp, &sym->st_info) < 0
|
||||
|| pdp10_elf36_read_uint9(pdp10fp, &sym->st_other) < 0
|
||||
|| pdp10_elf36_read_uint18(pdp10fp, &sym->st_shndx) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_write_rel(PDP10_FILE *pdp10fp, const Elf36_Rel *rel)
|
||||
{
|
||||
if (pdp10_elf36_write_uint36(pdp10fp, rel->r_offset) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, rel->r_info) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_read_rel(PDP10_FILE *pdp10fp, Elf36_Rel *rel)
|
||||
{
|
||||
if (pdp10_elf36_read_uint36(pdp10fp, &rel->r_offset) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &rel->r_info) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_write_rela(PDP10_FILE *pdp10fp, const Elf36_Rela *rela)
|
||||
{
|
||||
if (pdp10_elf36_write_uint36(pdp10fp, rela->r_offset) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, rela->r_info) < 0
|
||||
|| pdp10_elf36_write_sint36(pdp10fp, rela->r_addend) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_read_rela(PDP10_FILE *pdp10fp, Elf36_Rela *rela)
|
||||
{
|
||||
if (pdp10_elf36_read_uint36(pdp10fp, &rela->r_offset) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &rela->r_info) < 0
|
||||
|| pdp10_elf36_read_sint36(pdp10fp, &rela->r_addend) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* XXX: I/O of Elf36_Note: NYI */
|
||||
|
||||
int pdp10_elf36_write_phdr(PDP10_FILE *pdp10fp, const Elf36_Phdr *phdr)
|
||||
{
|
||||
if (pdp10_elf36_write_uint36(pdp10fp, phdr->p_type) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, phdr->p_offset) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, phdr->p_vaddr) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, phdr->p_paddr) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, phdr->p_filesz) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, phdr->p_memsz) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, phdr->p_flags) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, phdr->p_align) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_read_phdr(PDP10_FILE *pdp10fp, Elf36_Phdr *phdr)
|
||||
{
|
||||
if (pdp10_elf36_read_uint36(pdp10fp, &phdr->p_type) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &phdr->p_offset) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &phdr->p_vaddr) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &phdr->p_paddr) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &phdr->p_filesz) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &phdr->p_memsz) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &phdr->p_flags) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &phdr->p_align) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_write_dyn(PDP10_FILE *pdp10fp, const Elf36_Dyn *dyn)
|
||||
{
|
||||
if (pdp10_elf36_write_sint36(pdp10fp, dyn->d_tag) < 0
|
||||
|| pdp10_elf36_write_uint36(pdp10fp, dyn->d_un.d_val) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int pdp10_elf36_read_dyn(PDP10_FILE *pdp10fp, Elf36_Dyn *dyn)
|
||||
{
|
||||
if (pdp10_elf36_read_sint36(pdp10fp, &dyn->d_tag) < 0
|
||||
|| pdp10_elf36_read_uint36(pdp10fp, &dyn->d_un.d_val) < 0)
|
||||
return -1;
|
||||
return 0;
|
||||
}
|
||||
Reference in New Issue
Block a user