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glibc  2.9
Defines | Functions | Variables
rpc_clntout.c File Reference
#include <stdio.h>
#include <string.h>
#include <rpc/types.h>
#include "rpc_parse.h"
#include "rpc_util.h"
#include "proto.h"

Go to the source code of this file.

Defines

#define DEFAULT_TIMEOUT   25 /* in seconds */

Functions

static void write_program (definition *def)
static void printbody (proc_list *proc)
static const char * ampr (const char *type)
void write_stubs (void)
void printarglist (proc_list *proc, const char *result, const char *addargname, const char *addargtype)

Variables

static const char RESULT [] = "clnt_res"

Define Documentation

#define DEFAULT_TIMEOUT   25 /* in seconds */

Definition at line 46 of file rpc_clntout.c.


Function Documentation

static const char * ampr ( const char *  type) [static]

Definition at line 219 of file rpc_clntout.c.

{
  if (isvectordef (type, REL_ALIAS))
    {
      return "";
    }
  else
    {
      return "&";
    }
}

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void printarglist ( proc_list *  proc,
const char *  result,
const char *  addargname,
const char *  addargtype 
)

Definition at line 114 of file rpc_clntout.c.

{

  decl_list *l;

  if (!newstyle)
    { /* old style: always pass argument by reference */
      if (Cflag)
       {                    /* C++ style heading */
         fprintf (fout, "(");
         ptype (proc->args.decls->decl.prefix,
               proc->args.decls->decl.type, 1);

         if (mtflag)
           {/* Generate result field */
             fprintf (fout, "*argp, ");
             ptype(proc->res_prefix, proc->res_type, 1);
             fprintf (fout, "*%s, %s%s)\n", result, addargtype, addargname);
           }
         else
           fprintf (fout, "*argp, %s%s)\n", addargtype, addargname);
       }
      else
       {
         if (!mtflag)
           fprintf (fout, "(argp, %s)\n", addargname);
         else
           fprintf (fout, "(argp, %s, %s)\n", result, addargname);
         fprintf (fout, "\t");
         ptype (proc->args.decls->decl.prefix,
               proc->args.decls->decl.type, 1);
         fprintf (fout, "*argp;\n");
         if (mtflag)
           {
             fprintf (fout, "\t");
             ptype (proc->res_prefix, proc->res_type, 1);
             fprintf (fout, "*%s;\n", result);
           }
       }
    }
  else if (streq (proc->args.decls->decl.type, "void"))
    {
      /* newstyle, 0 argument */
      if (mtflag)
       {
         fprintf (fout, "(");
         if (Cflag)
           {
             ptype(proc->res_prefix, proc->res_type, 1);
             fprintf (fout, "*%s, %s%s)\n", result, addargtype, addargname);
           }
         else
           fprintf (fout, "(%s)\n", addargname);
       }
      else if (Cflag)
       fprintf (fout, "(%s%s)\n", addargtype, addargname);
      else
       fprintf (fout, "(%s)\n", addargname);
    }
  else
    {
      /* new style, 1 or multiple arguments */
      if (!Cflag)
       {
         fprintf (fout, "(");
         for (l = proc->args.decls; l != NULL; l = l->next)
           fprintf (fout, "%s, ", l->decl.name);
         if (mtflag)
           fprintf (fout, "%s, ", result);
         fprintf (fout, "%s)\n", addargname);
         for (l = proc->args.decls; l != NULL; l = l->next)
           {
             pdeclaration (proc->args.argname, &l->decl, 1, ";\n");
           }
         if (mtflag)
           {
             fprintf (fout, "\t");
             ptype (proc->res_prefix, proc->res_type, 1);
             fprintf (fout, "*%s;\n", result);
           }
       }
      else
       {                    /* C++ style header */
         fprintf (fout, "(");
         for (l = proc->args.decls; l != NULL; l = l->next)
           {
             pdeclaration (proc->args.argname, &l->decl, 0, ", ");
           }
         if (mtflag)
           {
             ptype (proc->res_prefix, proc->res_type, 1);
             fprintf (fout, "*%s, ", result);
           }
         fprintf (fout, " %s%s)\n", addargtype, addargname);
       }
    }

  if (!Cflag)
    fprintf (fout, "\t%s%s;\n", addargtype, addargname);
}

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static void printbody ( proc_list *  proc) [static]

Definition at line 232 of file rpc_clntout.c.

{
  decl_list *l;
  bool_t args2 = (proc->arg_num > 1);
/*  int i; */

  /* For new style with multiple arguments, need a structure in which
     to stuff the arguments. */
  if (newstyle && args2)
    {
      fprintf (fout, "\t%s", proc->args.argname);
      fprintf (fout, " arg;\n");
    }
  if (!mtflag)
    {
      fprintf (fout, "\tstatic ");
      if (streq (proc->res_type, "void"))
       {
         fprintf (fout, "char ");
       }
      else
       {
         ptype (proc->res_prefix, proc->res_type, 0);
       }
      fprintf (fout, "%s;\n", RESULT);
      fprintf (fout, "\n");
      fprintf (fout, "\tmemset((char *)%s%s, 0, sizeof(%s));\n",
              ampr (proc->res_type), RESULT, RESULT);
    }
  if (newstyle && !args2 && (streq (proc->args.decls->decl.type, "void")))
    {
      /* newstyle, 0 arguments */
      if (mtflag)
       fprintf (fout, "\t return ");
      else
       fprintf (fout, "\t if ");
      fprintf (fout,
              "(clnt_call (clnt, %s, (xdrproc_t) xdr_void, ", proc->proc_name);

      fprintf (fout,
              "(caddr_t) NULL,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,",
              stringfix(proc->res_type), (mtflag)?"":ampr(proc->res_type),
              RESULT);
      if (mtflag)
       fprintf (fout, "\n\t\tTIMEOUT));\n\n");
      else
       fprintf (fout, "\n\t\tTIMEOUT) != RPC_SUCCESS) {\n");
    }
  else if (newstyle && args2)
    {
      /* newstyle, multiple arguments:  stuff arguments into structure */
      for (l = proc->args.decls; l != NULL; l = l->next)
       {
         fprintf (fout, "\targ.%s = %s;\n",
                 l->decl.name, l->decl.name);
       }
      if (mtflag)
       fprintf (fout, "\treturn ");
      else
       fprintf (fout, "\tif ");

      fprintf (fout,
              "(clnt_call (clnt, %s, (xdrproc_t) xdr_%s", proc->proc_name,
              proc->args.argname);
      fprintf (fout,
              ", (caddr_t) &arg,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,",
              stringfix(proc->res_type), (mtflag)?"":ampr(proc->res_type),
              RESULT);
      if (mtflag)
       fprintf (fout, "\n\t\tTIMEOUT));\n");
      else
       fprintf (fout, "\n\t\tTIMEOUT) != RPC_SUCCESS) {\n");
    }
  else
    {                       /* single argument, new or old style */
      if (!mtflag)
       fprintf (fout,
               "\tif (clnt_call (clnt, %s,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,\n\t\tTIMEOUT) != RPC_SUCCESS) {\n",
               proc->proc_name,
               stringfix (proc->args.decls->decl.type),
               (newstyle ? "&" : ""),
               (newstyle ? proc->args.decls->decl.name : "argp"),
               stringfix (proc->res_type), ampr (proc->res_type),
               RESULT);
      else
       fprintf(fout,
              "\treturn (clnt_call(clnt, %s,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,\n\t\t(xdrproc_t) xdr_%s, (caddr_t) %s%s,\n\t\tTIMEOUT));\n",
              proc->proc_name,
              stringfix (proc->args.decls->decl.type),
              (newstyle ? "&" : ""),
              (newstyle ? proc->args.decls->decl.name : "argp"),
              stringfix (proc->res_type), "",
              RESULT);
    }
  if (!mtflag)
    {
      fprintf (fout, "\t\treturn (NULL);\n");
      fprintf (fout, "\t}\n");
      if (streq (proc->res_type, "void"))
       {
         fprintf (fout, "\treturn ((void *)%s%s);\n",
                 ampr (proc->res_type), RESULT);
       }
      else
       {
         fprintf (fout, "\treturn (%s%s);\n", ampr (proc->res_type), RESULT);
       }
    }
}

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static void write_program ( definition *  def) [static]

Definition at line 76 of file rpc_clntout.c.

{
  version_list *vp;
  proc_list *proc;

  for (vp = def->def.pr.versions; vp != NULL; vp = vp->next)
    {
      for (proc = vp->procs; proc != NULL; proc = proc->next)
       {
         fprintf (fout, "\n");
         if (mtflag == 0)
           {
             ptype (proc->res_prefix, proc->res_type, 1);
             fprintf (fout, "*\n");
             pvname (proc->proc_name, vp->vers_num);
             printarglist (proc, RESULT, "clnt", "CLIENT *");
           }
         else
           {
             fprintf (fout, "enum clnt_stat \n");
             pvname (proc->proc_name, vp->vers_num);
             printarglist (proc, RESULT, "clnt", "CLIENT *");
           }
         fprintf (fout, "{\n");
         printbody (proc);
         fprintf (fout, "}\n");
       }
    }
}

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void write_stubs ( void  )

Definition at line 56 of file rpc_clntout.c.

{
  list *l;
  definition *def;

  fprintf (fout,
          "\n/* Default timeout can be changed using clnt_control() */\n");
  fprintf (fout, "static struct timeval TIMEOUT = { %d, 0 };\n",
          DEFAULT_TIMEOUT);
  for (l = defined; l != NULL; l = l->next)
    {
      def = (definition *) l->val;
      if (def->def_kind == DEF_PROGRAM)
       {
         write_program (def);
       }
    }
}

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Variable Documentation

const char RESULT[] = "clnt_res" [static]

Definition at line 47 of file rpc_clntout.c.