StrCmpCstr

Macro
August 22, 2025

Table of Contents

`StrCmpCstr`

Description

Compare string with another const char* of specified length

Parameters

Name	Direction	Description
`str`	in	Pointer to Str object to compare with.
`cstr`	in	String to compare with.
`cstr_len`	in	Length of the C string to compare.

Usage example (Cross-references)

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In rogrammer/MisraStdC/blob/master/Tests/Json/Read.Simple.c#L73 target=_blank>Read.Simple.c:73:
}); if (StrCmpCstr(&name, "Alice", 5) != 0) { printf("[DEBUG] Name check failed: expected 'Alice', got '"); for (size i = 0; i < name.length; i++) { Read.Simple.c:82:
} if (StrCmpCstr(&city, "New York", 8) != 0) { printf("[DEBUG] City check failed: expected 'New York', got '"); for (size i = 0; i < city.length; i++) { Read.Simple.c:189:
} if (StrCmpCstr(&person.name, "Bob", 3) != 0) { printf("[DEBUG] Person name check failed: expected 'Bob', got '"); for (size i = 0; i < person.name.length; i++) { Read.Simple.c:245:
} if (StrCmpCstr(&config.log_level, "INFO", 4) != 0) { printf("[DEBUG] Log level check failed: expected 'INFO', got '"); for (size i = 0; i < config.log_level.length; i++) { Read.Simple.c:287:
Str* lang3 = &VecAt(&languages, 2); if (StrCmpCstr(lang1, "C", 1) != 0) { printf("[DEBUG] Language 1 check failed: expected 'C', got '"); for (size i = 0; i < lang1->length; i++) { Read.Simple.c:296:
} if (StrCmpCstr(lang2, "Python", 6) != 0) { printf("[DEBUG] Language 2 check failed: expected 'Python', got '"); for (size i = 0; i < lang2->length; i++) { Read.Simple.c:305:
} if (StrCmpCstr(lang3, "Rust", 4) != 0) { printf("[DEBUG] Language 3 check failed: expected 'Rust', got '"); for (size i = 0; i < lang3->length; i++) { Read.Simple.c:348:
}); if (StrCmpCstr(&data.user.name, "Charlie", 7) != 0) { printf("[DEBUG] User name check failed: expected 'Charlie', got '"); for (size i = 0; i < data.user.name.length; i++) {Read.Simple.c:357:
} if (StrCmpCstr(&data.user.email, "charlie@example.com", 19) != 0) { printf("[DEBUG] User email check failed: expected 'charlie@example.com', got '"); for (size i = 0; i < data.user.email.length; i++) { Read.Simple.c:408:
} if (StrCmpCstr(&product.name, "Laptop", 6) != 0) { printf("[DEBUG] Product name check failed: expected 'Laptop', got '"); for (size i = 0; i < product.name.length; i++) { Read.Simple.c:432:
Str* tag3 = &VecAt(&product.tags, 2); if (StrCmpCstr(tag1, "electronics", 11) != 0) { printf("[DEBUG] Tag 1 check failed: expected 'electronics', got '"); for (size i = 0; i < tag1->length; i++) { Read.Simple.c:441:
} if (StrCmpCstr(tag2, "computers", 9) != 0) { printf("[DEBUG] Tag 2 check failed: expected 'computers', got '"); for (size i = 0; i < tag2->length; i++) { Read.Simple.c:450:
} if (StrCmpCstr(tag3, "portable", 8) != 0) { printf("[DEBUG] Tag 3 check failed: expected 'portable', got '"); for (size i = 0; i < tag3->length; i++) { Read.EdgeCases.c:421:
}); if (StrCmpCstr(&obj.name, "test", 4) == 0 && obj.value == 42 && obj.flag == true) { printf( "[DEBUG] Whitespace variations test passed - name: %s, value: %d, flag: %s\n", Read.Nested.c:152:
} if (StrCmpCstr(&data.name, "test", 4) != 0) { printf("[DEBUG] Name check failed: expected 'test', got '"); for (size i = 0; i < data.name.length; i++) { Read.Nested.c:216:
} if (StrCmpCstr(&data.user.profile.name, "Alice", 5) != 0) { printf("[DEBUG] Profile name check failed: expected 'Alice', got '"); for (size i = 0; i < data.user.profile.name.length; i++) { Read.Nested.c:230:
} if (StrCmpCstr(&data.status, "active", 6) != 0) { printf("[DEBUG] Status check failed: expected 'active', got '"); for (size i = 0; i < data.status.length; i++) { Read.Nested.c:284:
}); if (StrCmpCstr(&data.company.departments.engineering.head, "John", 4) != 0) { printf("[DEBUG] Engineering head check failed: expected 'John', got '"); for (size i = 0; i < data.company.departments.engineering.head.length; i++) { Read.Nested.c:309:
} if (StrCmpCstr(&data.company.name, "TechCorp", 8) != 0) { printf("[DEBUG] Company name check failed: expected 'TechCorp', got '"); for (size i = 0; i < data.company.name.length; i++) { Read.Nested.c:479:
// Debug message check style=color:#75715e> if (StrCmpCstr(&response.message, "Success", 7) != 0) { printf("[DEBUG] Message check failed: expected 'Success', got '"); for (size i = 0; i < response.message.length; i++) { Read.Nested.c:523:
} if (StrCmpCstr(&sym->analysis_name, "test_analysis", 13) != 0) { printf("[DEBUG] Analysis name check failed: expected 'test_analysis', got '"); for (size i = 0; i < sym->analysis_name.length; i++) { Read.Nested.c:532:
} if (StrCmpCstr(&sym->function_name, "main_func", 9) != 0) { printf( "[DEBUG] Function name check failed: expected 'main_func', got string of length %zu\n", Read.Nested.c:540:
} if (StrCmpCstr(&sym->sha256, "abc123", 6) != 0) { printf("[DEBUG] SHA256 check failed: expected 'abc123', got '"); for (size i = 0; i < sym->sha256.length; i++) { Read.Nested.c:554:
} if (StrCmpCstr(&sym->function_mangled_name, "_Z4main", 7) != 0) { printf("[DEBUG] Mangled name check failed: expected '_Z4main', got '"); for (size i = 0; i < sym->function_mangled_name.length; i++) { Read.Nested.c:593:
} if (StrCmpCstr(&info.name, "test_func", 9) != 0) { printf("[DEBUG] Function name check failed: expected 'test_func', got '"); for (size i = 0; i < info.name.length; i++) { Read.Nested.c:638:
} if (StrCmpCstr(&info.name, "test_model", 10) != 0) { printf("[DEBUG] Model name check failed: expected 'test_model', got '"); for (size i = 0; i < info.name.length; i++) { Read.Nested.c:687:
} if (StrCmpCstr(&result.binary_name, "test_binary", 11) != 0) { printf("[DEBUG] Binary name check failed: expected 'test_binary', got '"); for (size i = 0; i < result.binary_name.length; i++) { Read.Nested.c:701:
} if (StrCmpCstr(&result.sha256, "abc123", 6) != 0) { printf("[DEBUG] SHA256 check failed: expected 'abc123', got '"); for (size i = 0; i < result.sha256.length; i++) { Read.Nested.c:715:
} if (StrCmpCstr(&result.model_name, "test_model", 10) != 0) { printf("[DEBUG] Model name check failed: expected 'test_model', got '"); for (size i = 0; i < result.model_name.length; i++) { Read.Nested.c:724:
} if (StrCmpCstr(&result.owned_by, "user1", 5) != 0) { printf("[DEBUG] Owned by check failed: expected 'user1', got '"); for (size i = 0; i < result.owned_by.length; i++) { Read.Nested.c:818:
} if (StrCmpCstr(&response.message, "Success", 7) != 0) { printf("[DEBUG] Message check failed: expected 'Success', got '"); for (size i = 0; i < response.message.length; i++) { Read.Nested.c:860:
} if (StrCmpCstr(&sym->analysis_name, "test_analysis", 13) != 0) { printf("[DEBUG] Analysis name check failed: expected 'test_analysis', got '"); for (size i = 0; i < sym->analysis_name.length; i++) { Read.Nested.c:869:
} if (StrCmpCstr(&sym->function_name, "main_func", 9) != 0) { printf( "[DEBUG] Function name check failed: expected 'main_func', got string of length %zu\n", Read.Nested.c:877:
} if (StrCmpCstr(&sym->sha256, "abc123", 6) != 0) { printf("[DEBUG] SHA256 check failed: expected 'abc123', got '"); for (size i = 0; i < sym->sha256.length; i++) { Read.Nested.c:891:
} if (StrCmpCstr(&sym->function_mangled_name, "_Z4main", 7) != 0) { printf("[DEBUG] Mangled name check failed: expected '_Z4main', got '"); for (size i = 0; i < sym->function_mangled_name.length; i++) { Read.Nested.c:987:
} if (StrCmpCstr(&response.message, "Success", 7) != 0) { printf("[DEBUG] Message check failed: expected 'Success', got '"); for (size i = 0; i < response.message.length; i++) { Read.Nested.c:1029:
} if (StrCmpCstr(&sym->analysis_name, "test_analysis", 13) != 0) { printf("[DEBUG] Analysis name check failed: expected 'test_analysis', got '"); for (size i = 0; i < sym->analysis_name.length; i++) { Read.Nested.c:1038:

    }

if (StrCmpCstr(&sym->function_name, "main_func", 9) != 0) { printf("[DEBUG] Function name check failed: expected 'main_func', got '"); for (size i = 0; i < sym->function_name.length; i++) { Read.Nested.c:1047:

    }

if (StrCmpCstr(&sym->sha256, "abc123", 6) != 0) { printf("[DEBUG] SHA256 check failed: expected 'abc123', got '"); for (size i = 0; i < sym->sha256.length; i++) { Read.Nested.c:1061:    }

if (StrCmpCstr(&sym->function_mangled_name, "_Z4main", 7) != 0) { printf("[DEBUG] Mangled name check failed: expected '_Z4main', got '"); for (size i = 0; i < sym->function_mangled_name.length; i++) { BitVec.Convert.c:252:    str_obj = BitVecToStr(&bv); result  = result && (str_obj.length == 1); result  = result && (StrCmpCstr(&str_obj, "1", 1) == 0); StrDeinit(&str_obj); Str.Ops.c:21:    // Test string comparison functions style=color:#75715e>    bool test_str_cmp(void) { printf("Testing StrCmp and StrCmpCstr\n");

Str s1 = StrInitFromZstr("Hello"); Str.Ops.c:41: // Test StrCmpCstr style=color:#75715e>    int cmp4 = StrCmpCstr(&s1, "Hello", 5); result   = result && (cmp4 == 0); Str.Ops.c:44:    result   = result && (cmp4 == 0);

int cmp5 = StrCmpCstr(&s1, "World", 5); result   = result && (cmp5 != 0);
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