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30 lines
592 B
30 lines
592 B
// SPDX-License-Identifier: GPL-2.0 |
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static int find_map(void **start, void **end, const char *name) |
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{ |
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FILE *maps; |
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char line[128]; |
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int found = 0; |
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maps = fopen("/proc/self/maps", "r"); |
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if (!maps) { |
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fprintf(stderr, "cannot open maps\n"); |
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return -1; |
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} |
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while (!found && fgets(line, sizeof(line), maps)) { |
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int m = -1; |
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/* We care only about private r-x mappings. */ |
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if (2 != sscanf(line, "%p-%p r-xp %*x %*x:%*x %*u %n", |
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start, end, &m)) |
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continue; |
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if (m < 0) |
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continue; |
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if (!strncmp(&line[m], name, strlen(name))) |
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found = 1; |
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} |
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fclose(maps); |
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return !found; |
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}
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