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• Elf-reader

Find-label-address-from-elf-symtab-info

Signature

(find-label-address-from-elf-symtab-info elf64 label info) 
  → 
addr

Arguments

elf64 — Guard (booleanp elf64).

label — Guard (stringp label).

Returns

addr — Type (acl2::maybe-natp addr), given the guard.

Definitions and Theorems

Function: find-label-address-from-elf-symtab-info

(defun find-label-address-from-elf-symtab-info (elf64 label info)
  (declare (xargs :guard (and (booleanp elf64) (stringp label))))
  (declare (xargs :guard
                  (if elf64 (elf64_sym-info-list-p info)
                    (elf32_sym-info-list-p info))))
  (let ((__function__ 'find-label-address-from-elf-symtab-info))
    (declare (ignorable __function__))
    (b* (((when (atom info)) nil)
         (i (car info))
         (name (if elf64 (elf64_sym-info->name-str i)
                 (elf32_sym-info->name-str i)))
         ((if (equal name label))
          (if elf64 (elf64_sym->value (elf64_sym-info->entry i))
            (elf32_sym->value (elf32_sym-info->entry i)))))
      (find-label-address-from-elf-symtab-info
           elf64 label (cdr info)))))

Theorem: maybe-natp-of-find-label-address-from-elf-symtab-info

(defthm maybe-natp-of-find-label-address-from-elf-symtab-info
 (implies
  (and (booleanp elf64)
       (stringp label)
       (if elf64 (elf64_sym-info-list-p info)
         (elf32_sym-info-list-p info)))
  (b*
   ((addr
        (find-label-address-from-elf-symtab-info elf64 label info)))
   (acl2::maybe-natp addr)))
 :rule-classes :rewrite)