78 lines
1.4 KiB
C
78 lines
1.4 KiB
C
#include <ofw.h>
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extern void (*ofw)();
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void* interpret(char* cmd, int32_t* stack_args, int n_stack_args, int n_ret_args, int32_t* retaddr)
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{
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struct
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{
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char* service;
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int32_t n_args;
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int32_t n_rets;
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char* arg1;
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int32_t argN[n_stack_args];
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int32_t ret1;
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int32_t retN[n_ret_args];
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} ofw_arg;
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SERVICE("interpret", 10, 1+n_stack_args, n_ret_args);
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ofw_arg.arg1 = cmd;
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int i;
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for (i = 0; i < n_stack_args; i++)
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{
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ofw_arg.argN[i] = stack_args[i];
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}
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ofw(&ofw_arg);
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*retaddr = ofw_arg.ret1;
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for (i = 1; i < n_ret_args+1; i++)
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{
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retaddr[i] = ofw_arg.retN[i];
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}
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return retaddr;
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}
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void* set_callback(void* addr)
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{
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struct
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{
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char* service;
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int32_t n_args;
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int32_t n_rets;
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void* arg;
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void* ret;
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} ofw_arg;
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SERVICE("set-callback", 13, 1, 1);
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ofw_arg.arg = addr;
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ofw(&ofw_arg);
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return ofw_arg.ret;
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}
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void set_symbol_lookup(void* sym_to_value, void* value_to_sym)
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{
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struct
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{
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char* service;
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int32_t n_args;
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int32_t n_rets;
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void* arg1;
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void* arg2;
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} ofw_arg;
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SERVICE("set-symbol-lookup", 17, 2, 0);
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ofw_arg.arg1 = sym_to_value;
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ofw_arg.arg2 = value_to_sym;
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ofw(&ofw_arg);
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}
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