43 lines
836 B
C
43 lines
836 B
C
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#include <stdio.h>
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#include <string.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <malloc.h>
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#include <errno.h>
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#include <asm/unistd.h>
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extern int delete_module(const char *, unsigned int);
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int rmmod_main(int argc, char **argv)
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{
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int ret;
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char *modname, *dot;
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/* make sure we've got an argument */
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if (argc < 2) {
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fprintf(stderr, "usage: rmmod <module>\n");
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return -1;
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}
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/* if given /foo/bar/blah.ko, make a weak attempt
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* to convert to "blah", just for convenience
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*/
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modname = strrchr(argv[1], '/');
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if (!modname)
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modname = argv[1];
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dot = strchr(argv[1], '.');
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if (dot)
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*dot = '\0';
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/* pass it to the kernel */
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ret = delete_module(modname, O_NONBLOCK | O_EXCL);
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if (ret != 0) {
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fprintf(stderr, "rmmod: delete_module '%s' failed (errno %d)\n",
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modname, errno);
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return -1;
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}
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return 0;
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}
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