28 lines
860 B
C
28 lines
860 B
C
#include <string.h>
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#include <stdio.h>
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#include <trampoline/types.h>
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// Call Trampoline With String
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void run(uint32_t cmd, const char *str) {
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unsigned char *args = (unsigned char *) str;
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// Send Command
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fprintf(stderr, "Guest Is Sending: %u: %s\n", cmd, str);
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uint32_t ret;
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raw_trampoline(cmd, &ret, strlen(str) + 1, args);
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fprintf(stderr, "Guest Has Received: %u\n", ret);
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}
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// Main
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#define INFO(str) fprintf(stderr, "==== %s ====\n", str)
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int main() {
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// Normal Calls
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INFO("Testing Normal Trampoline Calls");
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run(0, "Hello World!");
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run(1, "Bye World!");
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// Calls without a return value *may* return control
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// to guest code before the call has finished.
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INFO("Testing Trampoline Call That May Return Early");
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raw_trampoline(100, NULL, 0, NULL);
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fprintf(stderr, "Control Returned To Guest\n");
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} |